JVC TH-A75R Administrator Guide

SCHEMATIC DIAGRAMS
DVD DIGITAL CINEMA SYSTEM
No.21189SCH
2003/02
COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.
TH-A75R
TH-A75R
Contents
Block diagrams
Standard schematic diagrams
Printed circuit boards
2-1
2-4
2-15~21
CD-ROM No.SML200302
Area suffix
B ------------------------------- U.K.
E ----------- Continental Europe
EN ------------ Northern Europe
EV -------------- Eastern Europe
SP-WA75
SP-XSA75
SP-XCA75
XV-THA75R
STANDBY
COMPACT
SUPER VIDEO
DIGITAL¥EX
PRO LOGIC
D V D D I G I T A L C I N E M A S Y S T E M
RGB
PHONES
SOURCE VOLUME
RMÐSTHA75R
DVD CINEMA SYSTEM
CHANNEL/ZOOM VOLUMETV VOL
TUNING
STOP
DIMMER
PAUSE
FF/
/REW
TV/VIDEO MUTING
REC
PLAY
DOWN UP
MEMORY STROBE
DVD VCR 1
AUDIO
VIDEO/
TV SOUND
ANGLE
FM/AM
SUBTITLE DECODE
RETURN DIGEST
VFP
TOP MENU MENU
CONTROL EFFECT
S.WFR TEST
SLEEP
TV
VCR
SETTING
TV RETURN
ENTER
ON
SCREEN
CHOICE
FM MODE
123
456
789
10
0
+10
100+
TV AUDIO
VCR
SOUND
PTY SEARCH
DVD
RDS
TA/NEWS/INFO
PTY PTY
RDS DISPLAY
SURROUND OFF
DSP
CENTER
Ð
+
Ð
+
Ð
+
Ð
+
SURR-L SURR-R
S-BACK
Ð
+
ADJUST
O.T.
REPLAY

TH-A75R
In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the
parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " "
mark nearby are critical for safety.
(This regulation does not correspond to J and C version.)

TH-A75R
2-1
AB CD E F G
1
2
3
4
5
CN101
IC101
FRONT END
PROCESSOR
DVD servo board
LVA10298-C1
Main board
LVA10375-A1
IC301
SODC
IC201
DRIVER
IC401
DISPLAY
MICOM
DI401
FL DISPLAY
IC271
SYSTEM
MICOM
IC531
DSP
MICOM
IC511
CODEC
IC512
DAC
IC521
DSP IC551
8CH
VOLUME
CN502
CN209
CN205
CN203
CN591
J2403 SCART TERMINAL
B G
R/C
C Y
J2401 S-VIDEO OUT
FROM/TO TUNER UNIT
CN207
CN401
IC402
REMOCON
J5531
STB/DBS &VCR L/R IN
Switch board
LVA10376-A1
DSP board LVA10377-A1
DVD traverse mechanism
CN202
IC251
SPINDLE
MOTOR
DRIVER
IC401
UNIT CPU
IC501
PANTERA-2
IC505
DRAM
IC509
FLASH
ROM
IC231
VIDEO
DRIVER
CN101
AC IN
DVD traverse mechanism
T101 T121
Trans. REG.
F1,F2
D5V
-VDISP
CN174
Fan
motor
POWER
switch
CN201
IC451
EEPROM
IC524
F-ROM
J2401 COMPOSITE VIDEO OUT
J2891
AV COMPULINK2
DVD loader mechanism
IC201
RDS
B/E/EN/EV version only
COMPOSITE/Y
Overall block diagram
Block diagrams
CN171 CN173 CN172
LVB10378-A1
Power board
CN202 CN201
CN208
CN503
CN592
IC560 IC562 IC564 IC566
AMP.
IC540 IC544 IC546 IC548 IC557
AMP.
IC525 IC526 IC527
SRAM
J5521
STB/DBS DIGITAL IN
Amplifier board
CN701 LVA10379-A1
IC721
MAIN AMP.
IC701
WOOFER
AMP.
CN402
CN206
Power key board
LVA10378-A3
STANDBY
LED
C Y
J2201 S-VIDEO IN1/IN2
J2201 COMPOSITE VIDEO IN1/IN2
IC221
VIDEO
SW2
IC211
VIDEO
SW1
PROTECTOR
&
LOW VOLTAGE
DETECTOR
CN702
J701 J702
CN703
CN204
W401
LVA10378-A4
CN403
J401
HEADPHONE
Headphone board
CN203
LVA10375-A1
8
TU-R
6
TU-L
10
RDS
4
TU-DTO
3
TU-CKJ
2
TU-DTI
1
TU-CE
14
SPDIF
16
DISKSTP
17
SSPCLK1B
18
FLINT
19
SSPOUT1B
21
SSPIN1A
23
FLCS-
25
CPURST
CN205
IC201
RDS DECODER
X2071
OSC
TU-R
17
TU-L
18
S-MUTING
11
12 HP-R
13 HP-L
16 SCART-L
15 SCART-R
7
VOL_LATCH
8
VOL_CLK
6
VOL_DATA
5
DSP-CLK
4
DSP-STAT
3
S-PON
DSP-COM
2
DSP-RDY
1
DSP-RST
26
D5V
25
D5V
X2701
OSC
8MHz
IC271
SYSTEM MICOM
70,72-74
21-26
82,83
98,99
59 62-64
75
36
34,35
42-47
51
29
67,68 76
PAL/NTSC
AVVLR
SCART_LIN
SCART_RIN
TO
Video
input/outpu
t
CN208
FROM/TO
CN591 OF
LVA10377-A1
(DSP)
FROM/TO
CN503 OF
LVA10298-C1
(DVD servo)
FROM/TO
TUNER UNIT
8,9,1016
2
DVD-PON
17 DI-DATA
16
DI-CLOCK
15
KEY1
KEY2
13
REMOCON
8,9,18,20
61,91,92
CN207
FROM/TO
CN401 OF
LVA10376-A1
(FL display)
27
14
Q2861
STBY
LED
CTL
81
B/E/EN/EV
version
Q2701
BACKUP B5V
Q2821
SAFETY1
DETECT
+12V
-12V
6
IEC958
29
Main board
Q2801
Q2802
S-MUTE
DRIVER
13
System control section
27
SWUPDN
28
SWOPEN
19 DI-RESET
18
DI-CS
10
HP
HP-R
9
HP-L
7
POWER
4
STANDBY
1
CN202
D5V
5
FROM/TO
CN173 OF
LVB10378-A1
(Power supply)
CN201
6
7
BEAT CUT
AMP-PON
8
9
2
17
12
FAN-ON/OFF
FAN-CTL
11
10
79
80
IC272
Q2702
RESET
33
FROM/TO
CN172 OF
LVB10378-A1
(Power supply)
9
BASS
IC251
HP AMP.
Q2703
87-89
90
SW1-SELECT1
SW1-SELECT2
SW1-SELECT
BLANK-CTL
3
4DBS-S/C
VCR-S/C
54
55 VIDEO-MUTE2
VIDEO-MUTE1
49,56,57
VIDEO-LPF
VIDEO-YCMIX
VIDEO-RGB
4
1
CN206CN402
Power key board
LVA10378-A3
only

TH-A75R
2-2
TH-A75R
HAB C DE FG
1
2
3
4
5
IC101
FRONT END
PROCESSOR
IC251
SPINDEL
MOTOR
DRIVER
IC301
SODC
IC401
UNIT CPU
IC451
EEPROM
IC501
PANTERA-2
IC505
16M
SDRAM
LD
49,50 53,54
57-60
62,63
T+/- F+/-
11,12 13,14
98
11
STD0-7
LSI RST
1
CPUA0-17
WAITDEC
FROM/TO CN209 OF LVA10375-A1 (System control)
DVD traverse mechanism
CN101
LVA10298-C1
CN502
15 17 19
21
IC201
DRIVER
FM+/-
LM+/-
17,18 15,16
SM1-3 2,4,7
H1+/- H2+/- H3+/- 9-14
50
CPUD0-7
X571
OSC
27MHz
79
47 6
IC509
FLASH
ROM
IC512 IC513
Latch
114 118 112 110
CN503
27
25
24
6 8
12
14
4
M9V
D5V
S5V
D3.3V
S3.3V
DDATA(NC)
14
13
12 10
9 8
6
M5V
IC521-1/4
IC521-2/4
IC522-3/4
IC523
IC510
EEPROM
65
IC521-3/4
IC521-4/4
IC522-4/4
IC522-2/4
IC522-1/4
CN201 CN202
DVD traverse mechanism
Loader mechanism
DVD servo section
FROM/TO CN208 OF LVA10375-A1 (System control)
TRVSW
1
X301
OSC
16.9MHz
23
X401
OSC
13.5MHz
27 26 28 11
3
4
15
2
4
11
M5V DISCSTP SSPCLK1B SSPOUT1B DISCSET SSPIN1A FLINT FLCS- CPURST SWUPDN(SW3) SWOPEN(SW2) DCLK(NC) SPDIF COUT S1OUT(NC) TOPEN TCLOSE /LMMUTE CbOUT CrOUT M9V D3.3V D3.3V S3.3V YOUT D5V S5V M9V
DVD servo board
IC231
VIDEO
DRIVER
S2401
RGB/YC
SW
S/COMPOSITE
VIDEO OUT
J2401
AV COMPULINK
C
Y
TO
System
control
G/CV
AVVLR
NTSEL
B/CV
19
15
R/C
COMPOSITE/Y
11
G
7
B
J2403
LVA10375-A1
Video input/output section
DI401
FL DISPLAY
100
2,3,5,26
CN401
9,10
1
62
-VDISP
17
F2
18
F1
19
8
FROM/TO
CN207 OF
LVA10375-A1
(System control)
B5V
G1-G14
P1-P35
16
D5V D5V
REMOCON 7
INITIAL 2
DATA IN 3
RESET
IC401
DISPLAY MICOM
FL display section
CLOCK 4
1
14
12V
IC402
Remocon
receiver
B5V
12V
29
LVA10376-A1
11
14
6
16
8
2
25
23
31
28
21
Q2311
5
R/C 14
C
Y
5
11
J2201
S/COMPOSITE
VIDEO IN 1
14
CV
C
Y
S/COMPOSITE
VIDEO IN 2
6
9
8
6
9
8
3
16
1
CV
11
3
16
1Q2301
IC211
VIDEO
SW1
IC221
VIDEO
SW2
CV/Y
J2891
33 CV
VIDEO-SW2
VIDEO-SW1/SW3
VIDEO-MUTE1/MUTE2
VIDEO-Y/C-MIX
VIDEO-RGB
VIDEO-LPF
BLANK-CTL
TO
System
control
HP-R
11
HP-L
13
HP
10
KEY1
5
KEY2
6
S402-S410
, , , , ,SOURCE
VOL-,VOL+,
Q404
Q406
ILLUMI
LED&DIMMER
D402
D403
Q403
Q405
PROG/RGB
LED&DIMMER
D401
40
27
39
CN403
4
3
1
W401
4
3
1
LVA10378-A4
J401
HEADPHONE
Main board
Q2483
Q2484
16
BLANKING
Switch board
X401
OSC
8MHz
Headphone board

TH-A75R
2-3
AB CD E F G
1
2
3
4
5
OUT_L-
OUT_SL
OUT_SR
OUT_C
OUT_SB
MUTING
FROM/TO
DSP
Q5711
Mute control
IC551
8CH
VOLUME
IC560
Amp.
J5531
IC562
Amp.
IC564
Amp.
Q5731
Mute control
Q5712
Mute control
Q5713
Mute control
Q5732
Mute control
Q5701
Q5702
Mute control
9
16
10
15
12
11
34
33
32
37
31
38
Audio input/output section
29
27
26
4
5
24
23
22
1
28
IC521
DSP
15,40
42,43
2,3,44
143,144
1
55
41
45,46,48
49,52
11
17
88
31
OUT_SR
MUTING
IC531
DSP MICOM
IC511
CODEC
Q531
X531
OSC
6.14MHZ
30
OUT_SL
29
OUT_LFE
28
OUT_C
26
OUT_SB
VOL_DAT
VOL_STB
32
IN_L
33
IN_R
IC525-IC527
SDRAM
VOL_CLK
VOL_DAT
VOL_STB
D5V
D5V
DSP_RST
DSP_REDY
DSP_COM
DSP_STAT
IEC958
VOL_CLK
LVA10377-A1
FROM/TO
CN203 OF
LVA10375-A1
(System control)
CN591
IC592
REG A3.3V
FROM/TO
Audio
input/output
DSP section
7-13
5-7,10
12-16
D1.9V
IC593
REG
Q532
X521
OSC
12.5MHZ
LVA10377-A1
4
62
IN_L
IN_R
OUT_LFE
13
Q5714
Mute control
74-77
69-72
L
R
L
R
Q5733
Mute control
TUNER_L
SCART_L
TUNER_R
SCART_R
STB/DBS IN
VCR IN
7
4
3
8
OUT4_L
OUT4_R
OUT4_SL
OUT4_SR
CN592
6
2
OUT4_C
OUT4_SB
IC566
Amp.
35
1 OUT4_LFE
TO CN701 OF
LVA10379-A1
(Power amplifier)
Q5661-Q5663
BASS BOOST
12
14
CN591
13
15
HP_L 17
HP_R 18
TO CN203 OF
LVA10375-A1
(System control)
Q5734
Mute control
S_MUTING 19
S_BASS 21
OUT_L+
OUT_R-
OUT_R+
VOL_DAT
VOL_STB
VOL_CLK
26 25 27
DIGITAL_I/O
J5521
STB/DBS
DUGITAL
IN
25
DSP_CLK
43
IC524
FLASH-ROM
84
IC532
IC533
2
1
4
47
15-19
44
18,57
64-67
IC512
DAC
4
12
OUT_L+
11
OUT_L-
10
OUT_R+
9
OUT_R-
6,41
DIGITAL_I/O
DSP board
IC540
Amp.
IC557
Amp.
IC544
Amp.
IC546
Amp.
IC548
Amp.
DSP board
14
54,56,66
5-8
1,2,4
3
CN171
T101
POWER
TRANS.
9
2
15
7
3
4
Q172
REG.
TO
FAN MOTOR
5
+37V
7
+22V
6
L103
IC101
SWITCH
REG.
TO CN703 OF
LVA10379-A1
(Power amplifier)
LVA10378-A1
AC IN
Q184-Q186
F101
D101
Power supply section
CN101
2
1
L101
L102
5
6
+37V
8
+22V
11
-22V
13
-37V
12
-22V
14
-37V
11
10
T121
POWER
TRANS.
1
1
4
IC121
SWITCH
REG.
5
3
4
3
4
+12V
2
-12V
1
PROTECT
CN172
13
F2
14
F1
8
9Q171
REG.
15
-VDSP
12 IC171
REG.
21
CN173
2
DVD3.3V
3
DVD3.3V
4
DVD5V
6
D5V
7
M9V
8
M9V
13
16 Q161
REG.
16
B5V
12
SYS-PON
11
DVD-PON
10
BEAT CUT
9
AMP-PON
8
FAN-CTL
7
FAN-ON/OFF
6
-12V
5
-7V
2
+7V
1
+12V
14 Q162
REG.
Q165
REG.
Q166
REG.
Q183
REG.
CN174
1
4
Q163
Q164
Q174
Q175 Q176
Q177
IC102
-IC104
PHOTO
COUPLER
Q188
Q181,Q182
Q187
TO CN201 OF
LVA10375-A1
(System control)
TO CN202 OF
LVA10375-A1
(System control)
Power amplifier section
IC701
WOOFER
AMP.
12
13
3
CN701
4
SL
3
SR
2
SB
1
LFE
8
R
7
L
6
C
IC721
MAIN
AMP.
26 28
25 16
21 15
79
31
610
RY701-RY704
8
6
4
2
J702
LFEOUT
FROUT
FLOUT
FCOUT
6
4
2
J701
SROUT
SLOUT
SBOUT
+12V
CN702
2
RELAY_CTL
1
PROTECT
6
SAFETY
Q751,Q753-Q757
PROTECTOR
Q731,Q732
RELAY CTL.
Q761
LOW VOLTAGE DET.
CN703
14
PROTECT LVA10379-A1
TO CN592 OF
LVA10377-A1
(Audio input/output)
TO CN204 OF
LVA10375-A1
(System control)
TO CN171 OF
LVA10378-A1
(Power supply)
Power board
IC122
IC123
PHOTO
COUPLER
Q178
Amplifier board

TH-A75R
2-4
TH-A75R
HAB C DE FG
1
2
3
4
5
Digital (Audio) signal
Audio signal
Video (Composite) signal
Video (Red) signal
Video (Green) signal
Video (Blue) signal
R
G
B
G
B
R
BGR
G
B
R
Standard schematic diagrams
System control section
To Power supply section CN172
To Power supply
section CN173
To DVD servo section 3/4 CN502
To DVD servo section 3/4 CN503
To DSP section CN591 To Power amplifier section CN702
To FL display section CN401 To FL display section CN402
To Video input/output section
SAA6588T/V2-X
IC201
IC271
CN203
R2831
R2832
CN207
CN204
CN206
CN205
IC251
R2833
R2834
R2835
R2837
R2836
R2838
R2839
R2840
R2841
R2842
R2843
CN210
C2753
R2523
C2752
C2751
R2758
R2759
R2760
R2761
EP201
C2602
C2601
EP202
IC291
C2706
C2707
D2702
Q2701
IC272
R2704
C2703 Q2702
R2513
C2522
C2512
CP271
B2701
R2522
R2512 C2513
C2523
R2526
R2516 R2517
R2527
C2511
C2521
Q2861
R2951
D2828
D2826
X2071
D2705 R2707
Q2703
Q2801
Q2802
Q2091
Q2092
R2771
Q2811
D2822
Q2821
D2821
R2824
R2823
C2708
R2763 R2762
R2593 R2594
R2708
C2603
C2901 C2903
C2904
C2902
X2701
R2751 R2752 R2753
D2701
R2701
C2701 C2702
D2703
R2702
R2703
D2704
C2704
C2705
R2705
R2772
R2514R2524
R2511R2521 R2515R2525 C2514C2524
R2591 R2592
C2591C2592 R2811
R2814
CN202CN208 CN209 CN201
C2951
R2952 C2952
D2825
D2827
R2827
C2073 R2071
R2072
C2078 C2077
C2072
C2074
C2076 C2075
R2073 R2074
R2706
R2801
R2802
C2801
C2091
R2092 R2091
D2091 D2092C2092
R2093
C2071
R2755 R2754
R2813 R2812
R2825R2826
R2822R2821
R2011 R2012
R2013
R2014
R2756 R2757
R2851 R2852 R2853 R2854
CP
FR
MN101C49GKR
QGF1016C2-29W
220
220
QGF1016C2-19W
QGF1205C1-06
QGF1205C1-04
QGF1205C1-11
BA15218F-XE
220
220
220
220
220
220
220
220
220
220
220
0.1/16
160K
0.1/16
1/6.3
10K
10K
10K
10K
QNZ0136-001Z
X
X
QNZ0136-001Z
NJM78M05FA
100/10
0.01
1SS355-X
KRC111S-X
BD4740G-W
4.7K
2.2/50 KRC107S-X
160K
18P
18P
ICP-N5-T
0
10K
10K
47/16
47/16
33
33 39
39
4.7/50
4.7/50
KRC102S-X
22
QAX0263-001Z
1SS355-X
220
KRC102S-X
KTA1504/YG/-X
KRC102S-X
KTA1271/OY/-T
KTC3875/YG/-X
*
*
X
1SS355-X
KRC102S-X
39K
56K
0.01
10K 10K
680
680
680
X
100/16 100/16
0.01
0.01
NAX0248-001X
10K 10K 10K
1SS355-X
680
47000/5.5
220/6.3
MA3043/H/-X
1K
10K
1SS355-X
0.022
0.001
22K
10K
10K10K
100K100K 47K47K 0.010.01
680
680
47/1647/16
X X
QGF1205C1-10QGF1016C2-28W QGF1016C2-28W QGF1205C1-17
470/6.3
1.5
1000/6.3
MA3062/M/-X4.7K
0.1 470K
1K
47P 82P
0.047
560P
330P
2.2/50
10K 10K
10K
22K
22K
0.22/50
10/16
10K
4.7K
1SS355-X
MA3062/H/-X
100/16
820
10/16
47K
X X
12K39K
22K15K
1K 1K
6.8K 6.8K
10K 10K
1K 1K 1K 1K
TX
RX
CLK
INTP
CPURST
CS
CPURST
CS
TX
DISC-SET
RX
INTP
CLK
DISC-STOP
SWUPDN
LMMUTE
TCLOSE
TOPEN
SWOPEN
DVD-114
DVD-118
DVD-112
DVD-110
DVD-118
DVD-114
DVD-112
DVD-110
SCART-R
VIDEO-RGB
VIDEO-YCMIX
VIDEO-MUTE2
VIDEO-MUTE1
VIDEO-LPF
VIDEO-SW1
VIDEO-SW2
NTSEL
VCR-S/C
DBS-S/C
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
AVVLR
NTSEL
VCR-S/C
DBS-S/C
AVVLR
VS1
VS3
KEY1
KEY2
DI-DO
DI-CK
BASS
RDS-ST
VIDEO-SW3
AGND
RDS-DATA
S-MUTING
DVD-PON
AMP-PON
S-PON
FAN-ON/OFF
AMP-PON
FAN-CTL
BEAT-CUT
DVD-PON
S-PON
SCART-L
TU-CE
TU-CLK
TU-DO
TU-DI
RDS-CLK
RDS-CLK
RDS-DATA
RDS-ST
V12V
BEAT-CUT
DGND
HPOUT-L
PROTECT
TU-L
TU-R
HPOUT-R
BLANK-CTL
SCART-AGND
HP-R
HP-L
HP
SWUPDN SWOPEN LMMUTE TCLOSE TOPEN
VS3 VS1
VIDEO-SW2 VIDEO-SW1
KEY2 REMOCON
DI-CS DI-RST
REMOCON
DISC-STOP DISC-SET
DSP-RDY DSP-COM DSP-STAT DSP-CLK VOL-DATA VOL-LATCH VOL-CLK
BASS VOL-CLK VOL-LATCH VOL-DATA DSP-CLK DSP-STAT DSP-COM DSP-RDY DSP-RST
VIDEO-SW3
PROTECT
DI-CK
RELAY-CTL
FAN-CTL FAN-ON/OFF
TU-L
TU-CE TU-DO TU-CLK
RELAY-CTL
TU-DI
DI-DO
STBY-LED
TH-DT
TH-DT
DSP-RST
S-MUTING
DI-CS
KEY1
DI-RST
STBY-LED BLANK-CTL
TU-R SCART-L SCART-R
HP-L HP-R HP

TH-A75R
2-5
AB CD E F G
1
2
3
4
5
Video input/output section
To System control section
Video (Composite) signal
Audio signal
Video (Red) signal
Video (Green) signal
Video (Blue) signal
Video (Brightness) signal
Video (Chrominance) signal
G
RBC
G
Y
CR
B
Y
C
Y
G
B
R C
Y
C
Y
C
C
Y
C
C
Y
Y
C
Y
C
Y
R
R
C
Y
R
B
G
R
B
G
Y
C
C
J2201
C2101
IC221
C2221
C2211
C2201
C2222
C2212
C2202
J2402
J2402
J2402
J2403
R2411
R2421
R2431
R2441
R2451
R2422
R2452
R2432
R2442
R2401
C2451
C2441
C2431
C2421
C2401
C2411
Q2484
B2131
J2401
B2151
C2422
IC211
C2131
R2891
C2151
Q2482
C2182
R2172
L2391
C2393
R2171
C2476
R2191
Q2481
R2482
R2383
R2384
R2385
R2381
R2382
C2311
C2321
C2331
C2341
C2351
R2301
Q2301
B2301
R2311
S2401
R2472
R2471
R2474
R2473
R2485
J2402
J2402
R2486
Q2483
C2424
IC231
C2454
C2434
C2444
J2201
J2201
R2481
R2892
J2891
J2891
C2203
C2213
C2223
J2891
C2301
C2394
C2395
Q2311
B2311
K2291
C2475
R2211 R2221
R2201
R2212 R2222
R2202
R2101
C2291 C2292
R2173
C2191 C2192
R2183
R2181
C2391 C2392
R2484
R2483
C2471
R2102R2152 R2132R2142
R2302 C2302
C2474C2473
C2453C2443C2433
C2402
C2412
C2423
R2131R2141R2151
D2891
C2891 C2892
C2472
R2312 C2312
C2313
R2475R2476
R2478R2477
C2224 C2214
C2204
C2225 C2215
C2205
QNN0523-001
1/6.3
BA7603F-X
1/6.3
0.1/16
1/6.3
1/6.3
0.1/16
1/6.3
QNN0386-001
QNZ0516-001
75
75
75
75
75
75
75
75
75
75
470/6.3
470/6.3
470/6.3
470/6.3
470/6.3
0.1/16
KRC102S-X
0
QNN0434-001
0
470/6.3
BA7603F-X
1/6.3
100
1/6.3
KRC102S-X
1/6.3
0
220
470/10
0
4.7/25
0
KRC102S-X
2K
0
10K
10K
10K
10K
1/6.3
1/6.3
1/6.3
1/6.3
1/6.3
220
KTA1504/YG/-X
0
220
QSW0454-001
150
150
470
470
100
10K
KRA102S-X
47P
LA73054-X
NI
NI
NI
2K
100
QNS0089-001
QNS0089-001
1/6.3
1/6.3
1/6.3
47/10
0.1/16
0.1/16
KTA1504/YG/-X
0
NQR0007-002X
4.7/25
75 75
75
75 75
75
75
47/16
0.01
0
47/16
0.01
0
0470/10
0.1/16
12K
820
330P
75
560 100P
330P330P
NI
NINI
NI
NI
NI
75
75
75
MA3062/H/-X
220P 220P
330P
560 100P
56P
180K 180K
180K180K
47P 47P
NI
47P 47P
NI
SCART-AGND
AGND
V12V
BLANK-CTL
VIDEO-SW2
VIDEO-SW1
DVD-112
DVD-118
VS3
VS1
VIDEO-MUTE1
VIDEO-MUTE2
VIDEO-YCMIX
VIDEO-RGB
VIDEO-LPF
VIDEO-LPF
VIDEO-MUTE2
VIDEO-RGB
VIDEO-YCMIX
VIDEO-MUTE1
SCART-L
DVD-114
DGND
DVD-110
BLANK-CTL
NTSEL
NTSEL
V5V
VCR-S/C
DBS-S/C
DBS-S/C
VCR-S/C
VIDEO-SW2
VIDEO-SW3
AVVLR
VIDEO-SW1 VIDEO-SW3

TH-A75R
2-6
TH-A75R
HAB C DE FG
1
2
3
4
5
Digital (Audio) signal
Audio signal
DSP section
To System control section CN203
To Audio input/output section
To
Audio input/output
section
R5230
IC521
TPHAD0
TPHAD1
TPHAD2
C5305
IC511
R5205
R5204
R5203
C5309
C5220
C5221
C5222
C5223
C5213
C5210
C5211
R5226
IC524
R5301
R5225
R5220
R5104
C5208
C5206
C5209
R5221
X521
IC522
TPHAD3
R5222
C5212
TPHAD4
R5228
R5227
R5229
R5105
R5106
C5105
C5106
C5102
C5103
Q531
TPMODA
TPMODB
TPMODC
TPMODD
R5231
TPTDO
R5103
LC521
X511
C5111
C5253
IC592
C5901
C5110
R5911
C5902
X531
LC591
R5304
R5315
R5314
R5313
R5312
C5263
C5273
IC531
IC532
C5207
R5329
Q532
R5330
TP531
C5109
IC593
C5308
C5904
R5239
C5933C5931
C5932
C5923
C5922
C5921
IC591
C5913
C5912
C5911
R5111 R5101
R5102
R5238
R5237
R5240
C5224
R5969
R5970
R5971
R5951
R5952
R5953
R5954
R5955
R5956
R5957
R5958
R5959
R5960
R5961
R5962
R5963
R5964
R5965
R5966
R5967
R5968
R5972
R5973
R5974
LC524
R5975
R5976
TPTDI
TPTCK
TPTMS
IC533
C5307
IC525
IC526
IC527
IC512
R5202
LC525
TPCS4
R5321
R5320
R5319
R5318
R5317
R5316
C5251
TPCS3
R5201
C5101
C5104
R5124
R5123
R5122
R5121C5122
C5121
C5252
TPCS2
LC526
C5261
C5262
TPCS1
LC527
C5271
C5272
LC531 C5301
C5114
R5224
R5223
R5931
R5251
R5261
R5271
R5241
R5215
C5304
C5219 C5218 C5217 C5216 C5215 C5214
C5202
C5204 C5205
R5112
R5232 R5233
TPHAD5 TPHAD6 TPHAD7 TPHAS TPHA8 TPHA9
R5217
R5219
C5112
C5113
R5110
R5218
TPPB13
TPPB14
C5108
R5234 R5235 R5236
C5903
CN591
C5306
C5934 C5935
CN531
R5113
R5212 C5203
R5303
R5311 R5310 R5309
D5902
R5324
C5242 C5241
D5903 D5901
C5302
R5325 R5326 R5327 R5328
C5303
R5109 R5108 R5107
R5209
R5114 C5115
R5322 R5323
R5214 R5213 R5211 C5201
C5107
R5216
R5305 R5306 R5307 R5308
TPDB3 TPDB2 TPDB1 TPDB4
R5206 R5207 R5208
R5210
47k
DSPC56367PV150
0.01
AK4586VQ
10k
10k
10k
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
47k
39VF0207CWHQ01
0
47k
47k
220
0.01
0.01
0.012
10k
NAX0308-001X
NC7SU04P5-X
1M
0.01
47k
47k
47k
220
220
0.1
10/16
27p
27p
KRC107S-X
10k
47
NAX0322-001X
2.2/50
0.1
MM1563DF-X
220/6.3
0.1
0
47/6.3
NAX0275-001X
4.3k
4.3k
4.3k
4.3k
10k
0.1
0.1
UPD784215AGC194
NC7ST32P5-X
0.01
1k
KRC107S-X
10k
QMV5005-002K
0.1
MM1561KF-X
0.1
X
0
12.2
470P
1
470P
2.2
4.7 4.7
0
0
0
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
NC7S04P5-X
0.1
IS63LV102410K-X
IS63LV102410K-X
IS63LV102410K-X
AK4382AVT-X
47k
220
220
220
220
220
220
220/4
0
10/16
0.1
220
220
220
220
10/16
0.1
0.1
220/4
0.1
220/4
0.1
100/4
0.1
47k
47k
0
0
0
0
0
220
0.01
0.01 0.01 0.01 0.01 0.01 0.47
0.01
0.01
0.01
0
47k
47K
0.1
10/16
18k
220
10/16
0.1
QGF1016F2-29W
100p
0.1 220/4
QGF1205F1-06
0
10k
0.01
8.2k
8.2k 8.2k 8.2k
1SS355-X
220
0.1 220/4
1SS355-X
0.01
220 220 220 220
100p
220 220 220
220
100 10P
220 220
220 220 220
220/4
0.1
47k
10k 10k 10k 10k
220 220 220
10k
IN_L
BCK
A+7V
A0
CE
READ
WRITE
IN_R
READ
A10
RAS
D7
D6
D5
D4
DIGITAL_I/O
OUT_L+
D3
A+12V
D2
INT0
D1
D0
A0
A1
A2
A3A4
A5
A6
OUT_L-
OUT_R+
OUT_R-
VOL
A7
OUT_SB
OUT_C
A12
OUT_LFE
A15
OUT_SL
A16
OUT_SR
DSP_STAT
WRITE
A17
A14
A13
A8
A9
A13
A13
A9
READ
D7
D6
A9
A16
D5
D4
A11DATA
LRCK
MCK
MCK
SCK
DSP_RST
DSP_COM
RST
A11
A10
A2
A1
A0
S_BASS
DSP_REDY
READ
A14
A12
A7
CE
DSP_CLK
D0
D1
A15
D2
ADC_IN
DSP_RST
BCK
LRCK
D/A0
S_MUTING
MUTING
A-12V
A-7V
DSP_REDY
DSP_STAT
DSP_COM
DSP_CLK
VOL_CLK
VOL_DAT
VOL_STB
AUDIO_IN
HP_L
HP_R
D3.3V
TUNER_L
HP_OUT
AGND
TUNER_R
SCART_L
SCART_R
SS
DGND
DAC_OUT
D5V
MOSI
MISO
HREQ
TX
D3
SCK
MOSI
MISO
WRITE
A6
D23
A5
A4
D22
D21
D15
D14
D13
D12
A11
A10
D20
A2
A1
A0
D19
A14
A12
A7
CE
D8
D9
A16 A15
D10
D11
WRITE
A6
A5
A4
A14
A12
A7
A3
CE
D16
D17
A8
A4
D18
D19
A3
A5
A6
WRITE
A13
A9
READ
D23
D22
D21
D20
A11
A10
A2
A1
A0
A3
RAS
A16
D18
D/A1
CDTI
CCLK
DA_CS
PD/DA
D17
D16
D15
D14
D13
D12
D11
D10
D9
D8
D7
A8
A15
A8
BCK MCK HREQ D/A0 D/A1 D/A2 DATA LRCK
INT0 INT1
MCK
C_CS
SS SCKB
TEST
CCLK
RST
CDTI CDTO C_CS
DA_CS PD/DA PD
CCLK
CDTO
D/A3
INT1 INT0
D6 A9 D5 D4 D3 D2 D1 D0 A16 A15 A14 A13 A12 A11 A10 A8 A7 A6 A5 A4 A3 A2 A1 A17
CDTI D/A3 D/A2
RX2

TH-A75R
2-7
AB CD E F G
1
2
3
4
5
Digital (Audio) signal
Audio signal
Audio input/output section
To DSP section
To DSP section
To Power amplifier section CN701
IC564
IC560
IC562
R5738
R5988
IC566
R5668
R5670
C5667 C5668
R5669
R5676
C5669
R5675
Q5661
C5666
R5673
Q5663
Q5662
R5672
R5674
R5671 R5661
R5621
R5641
C5671
IC564
IC560
R5651
C5665
C5625
C5645
C5655
C5652
C5605
R5601
R5611
R5666
R5665
C5662
R5662
R5737
C5601
C5611
C5641
R5733
R5622 C5622
C5642R5642
C5651
R5735
C5661
C5621
C5672
R5736
R5652
C5602
R5602
R5722
R5731
C5615
C5612
R5732
R5612
C5670
R5522
C5663
R5702
Q5702
C5524
R5554
R5534
R5564
R5544
R5505
R5504
R5503
C5523
R5532
R5542
R5987
R5986
R5984
R5983
R5531C5532
R5985
C5542
C5623
C5643
C5653
R5605
R5721
C5603
C5613
R5615
R5981
R5481
R5441
R5471
R5461
R5982
L+
R+
R5533
Q5714
IC562
IC544
R5451
C5455
R5456
R5455
C5454
IC546
R5631
R5454
C5635
C5452
C5632
R5453
R5452
C5451
C5631
R5714
SR2
SR
R5734
C5456
R5632
R5457
C5633
R5625
IC548
R5541
C5531
R5636
R5635
IC548
R5634
IC566
IC551
C5507
C5514
C5509
C5510
C5515
C5508
C5506
IC540
R5663
R5667
R5626
R5646
R5656
R5607
R5617
R5624
IC540
C5402
R5645
R5655
R5644
R5654
C5422
R5403
R5606
R5616
R5614
R5604
R5423
R5405
R5425
C5721
R5404
R5424
C5401
C5421
C5405
C5425
C5403
C5423
R5406
R5426
R5401
R5402
R5421
R5422
R5552
R5562
R5551C5552
C5562 R5553R5561
C5551
C5561
R5521
RX2
TX
IN_L1
C5573
IC557
IC557
C5583
C5572
C5582
R5575
R5585
R5574
R5584
R5573
R5583
R5576
R5586
C5575
C5585
C5576
C5586
C5571
C5581
R5571
R5581
R5572
R5582
IN_L
IN2_L
IN2_R
IN_R
IN_L2
IN_R1
IN_R2
L3
SL3
C3
LFE3
SB3
SR3
R3
R4
SR4
SB4
LFE4
C4
SL4
L4
C5408
C5428
R5410
R5430
R5409
R5429
C5407
C5427
C5465
C5475
R5466
R5476
R5465
R5475
C5464
C5474
C5463
C5473
IC546
R5474
C5472
C5462
R5464
R5463
R5473
R5462
R5472
C5461
C5471
C5445
R5446
R5489
R5445
R5488
C5444
C5487
C5443
C5453
C5486
R5487
R5486
C5485
IC544
R5484
R5485
R5483
C5442
R5444
R5443
R5442
R5482
C5441
C5481
L2
C5541
C5482
R5711
R5712
R5715
R2
R5716
R5713
R5717
C5492
C2
Q5701
SB2
C5491
C5493
C5494
SL2
LFE2
C5409
C
SB
C5429
SL
C5466
LFE
L-
R-
C5476
C5446
C5488
R5490
R5447
R5477
R5467
R5431
R5411
R5703
R5701
C5664 C5624C5654 C5644 C5614 R5664
C5604
R5623R5643R5653 R5603R5613
C5522
C5516 C5517 C5518
C5634 R5633
Q5711Q5712Q5713
C5483C5484
Q5731Q5732Q5733Q5734
C5504 C5505
J5521
C5521
J5531
C5574C5584
C5501
C5502
R5501
C5503 C5513
C5512
C5511
R5502
CN592
D S
G
BA15218F-XE
BA15218F-XE
BA15218F-XE
4.7k
BA15218F-XE
33K
4.7K
0.22 0.22
4.7K
47K
4.7/25
100K
2SK1103-X
0.01
10k
KRC107S-X
KRA104S-X
470K
2.2k
47K 100k
100k
100k
X
BA15218F-XE
BA15218F-XE
100k
4.7/25
4.7/25
4.7/25
4.7/25
4.7/25
4.7/25
100k
100k
120K
10K
4.7/25
470
4.7k
4.7/25
4.7/25
4.7/25
3.3k
1k 4.7/25
4.7/251k
4.7/25
3.3k
4.7/25
4.7/25
X
3.3k
1k
4.7/25
1k
100k
3.3k
4.7/25
4.7/25
3.3k
1k
1/50
2.2K
390P
10k
KRC107S-X
0.1
180K
180K
180K
180K
1K
1K
1K
0.1
180K
180K
4704.7/25
4.7/25
47p
47p
47p
NI
470k
47p
47p
NI
1k
1k
1k
1k
0
2SD2114K/VW/-X
BA15218F-XE
BA15218F-XE
1k
0.001
1k
100k
4.7/25
BA15218F-XE
100k
10K
4.7/25
22p
4.7/25
3.9K
100k
1.0/50
4.7/25
10k
3.3k
4.7/25
1k
100k
47p
39K
BA15218F-XE
470
330p
100k39K
BA15218F-XE
3.3K
BA15218F-XE
M61516FP
0.022
0.022
0.022
47/16
47/16
47/16
47/16
BA15218F-XE
470
100k
100k
100k
100k
100k
100k
3.3K
BA15218F-XE
470P
39K
39K
3.3K
3.3K
470P
180
39k
39k
4.7K
4.7K
180
4.7K
4.7K
0.47/50
180
180
0.0018
0.0018
0.1/16
0.1/16
470P
470P
5.6K
5.6K
9.1K
9.1K
9.1K
9.1K
180K
180K
4704.7/25
4.7/25 0470
330p
330p
470
680P
BA15218F-XE
BA15218F-XE
680P
180P
180P
10K
10K
10K
10K
100K
100K
1K
1K
2700P
2700P
4.7/25
4.7/25
4.7/25
4.7/25
33K
33K
27K
27K
0.001
0.001
1k
1k
100k
100k
4.7/25
4.7/25
0.001
0.001
1k
1k
100k
100k
4.7/25
4.7/25
0.1/16
0.1/16
BA15218F-XE
10K
22p
22p
10K
3.9K
3.9K
100k
100k
1.0/50
1.0/50
0.001
1k
1k
100k
100k
4.7/25
4.7/25
0.1/16
0.1/16
0.0047
33k
33k
0.022
BA15218F-XE
68K
33k
12K
22p
10K
3.9K
100k
100k
1.0/50
10/16
330p
56p
10k
10k
10k
10k
10k
10k
0.01
KRA104S-X
100/16
100/16
0.01
4.7/25
4.7/25
4.7/25
4.7/25
4.7/25
4.7/25
100k
100k
100k
100k
100k
100k
1M
2.2k
0.01 0.010.01 0.01 0.01 100k
0.01
100k100k100k 100k100k
4.7/25
220P 220P 220P
0.01 100k
IMX9-WIMX9-WIMX9-W
0.1/160.1/16
IMX9-WIMX9-WIMX9-WIMX9-W
47/16
GP1FA351RZ
0.1
QNN0540-001
0.1/160.1/16
0.1
0.1
6.2K
3300P
0.1
0.1
3300P
6.2k
QGF1016F2-08W
OUT3_R
MUTING
RX2
OUT4_L
A+12V
OUT4_R
HP_OUT
OUT4_SL
OUT3_R
OUT_L-
OUT4_SR
VOL
OUT4_C
OUT4_SB
S_MUTING
OUT4_C
OUT4_LFE
IN_R
AUDIO2_R
A-7V
TUNER_R
S_BASS
OUT3_L
AUDIO1_L
DAC_OUT
OUT3_LFE
IN_L
OUT_LFE
OUT3_C
DIGITAL_I/O
TX
OUT_L+
OUT_R+
ADC_IN
OUT_R-
OUT_SL
OUT_SR
OUT_C
OUT_SB
VOL_CLK
AUDIO1_R
OUT3_SB
OUT3_SL
VOL_DAT
D5V
DGND
A+7V
VOL_STB
AUDIO2_L
DGND
AUDIO2_R
OUT3_L
D3.3V
AUDIO1_R
OUT2_L
OUT2_R
AUDIO1_L
AUDIO2_L
OUT3_C
OUT4_SL
OUT3_SR
AUDIO_IN
OUT2_C
OUT4_SB
OUT4_L
OUT4_R
OUT2_LFE
OUT3_SR
OUT2_SR
OUT4_SR
OUT4_LFE
OUT3_LFE
HP_L
OUT2_SB
OUT3_SB
OUT3_SL
AGND
A-12V
TUNER_L
SCART_R
SCART_L
OUT2_SL
HP_R
OUT2_L OUT2_SL OUT2_SB OUT2_C OUT2_LFE OUT2_SR OUT2_R

TH-A75R
2-8
TH-A75R
HAB C DE FG
1
2
3
4
5
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
Audio signal
Power amplifier section
To
Power supply section
CN171
To
System control section
CN204
To
Audio input/output section
CN582
IC721
Q721
R7207
C7245
R7247
R7227
C7225
Q724
Q725
R7267
R7016
R7342
C7345
R7303
RY704
L7002
C7302
L7302
R7315
C7309 C7310
R7030C7022C7023
R7522
Q751
Q717
L7242
Q732
L7222
L7202
C7251 C7252
IC701
R7023
R7027
C7017
Q714
C7012
R7223
R7505
Q731
TH701
C7902
C7901
R7902
R7901
C7346
R7145
R7146
Q761
D7544
D7545
C7202
C7205
C7222
C7305
Q723
C7242
C7342 R7307
Q722
C7341
C7262
C7265
C7282
R7287
C7285
Q726
L7282
L7262
RY703
RY702
RY701
Q755
Q756 Q757
R7523
R7524
R7525
R7526
R7527
D7351
C7351
C7210
C7209
C7250 C7249
C7230
C7229
C7269 C7270
C7290
C7289 R7295
R7275
R7255
R7235
R7215
R7203 R7243
R7512
Q754
R7511
Q753
R7263 R7283
D7106
D7107
IC711
IC712
R7119
R7120
R7129
R7127
IC711
IC712
R7130
R7128
R7131
R7133
Q719
C7105
Q713
Q715
R7144
R7142R7141
R7143C7108
D7113
Q716
D7117
R7147
R7163
R7504
D7111
C7306
J702
C7243
R7231
R7270
D7204
R7269
R7228
R7289
R7290
D7205
R7029
L7281
R7291
C7287
C7288
R7271
C7303 R7304
R7305
R7306
C7304
R7212
R7021
R7301
R7343
CN703
R7501R7502
R7293
R7351
R7352
CN701
R7202
R7020
R7252
R7232
R7272 R7292
R7312 R7308
R7288
R7268
R7248
R7222
R7242
Q701
D7004 R7025
R7024
R7026
R7208
L7001
C7021
C7020
D7003
R7028
R7022
C7016
C7019
C7018
C7015
C7013
MR701
R7018
C7011
R7019 C7014
R7036
B7108
C7702
R7262
R7302 R7282
R7214 R7234 R7254
R7314
R7294
R7274
CN702
R7541
C7348
R7545
D7516
D7517
R7520
R7017
R7201
R7205
R7206
R7204
C7206
L7241
C7247
C7248 R7253
R7245
C7204
R7209
D7201 R7210
R7221
R7265
R7246
C7223
C7226
L7201
C7207C7208
R7213
R7230
C7244
R7249
D7202
R7211
R7241
R7225
R7226
C7246
C7344
L7221
C7267
C7268
R7273
R7309
C7224
R7229
D7203
R7250
R7251
R7261
R7266
R7264 C7266
L7261
C7227
C7228 R7233
C7264
R7281
R7285
R7286
C7283
C7286
L7301
C7307
C7308
R7313
C7284
D7206 R7310
R7311
J701
C7512
R7513
R7514
R7516
R7515
C7513
D7512
R7521
D7515
R7113R7114R7117R7118
R7111
R7116 R7115 R7112
R7121
R7122
D7108
D7109 R7123R7124
R7126 R7125
R7132
R7134
R7162
D7112
R7151R7152
R7153 R7154
D7116
C7107
C7106
R7161
D7547
D7546
C7543
C7544
R7544
D7541
D7542
R7542 R7546
D7513 D7514 R7517
R7543
R7547
D7511 C7511
R7518
C7203
R7244
R7224
R7284
C7263
FR
D
G
S
D
G
S
OMF
OMF
FR
FR
MF
UNF
UNF
FR
FR
UNF
UNF UNF
UNF
UNF MF
MF
MF
MF
MF
FR
STK403-430
56k
10P
56k
56k
10P
56K
4.7K
47
1/50
1.8k
QSK0127-001
0.45
470P
QQR0797-002
8.2
0.1/50
0.1/50
8.2
0.1/500.1/50
100K
KRA104S-X
2SK2937
0.45
KTC3265/Y/-X
0.45
0.45
470P/50 470P/50
STK404-130
4.7K
56K
3P
2SK2937
4.7/50
1.8k
4.7k
KTC3875/YG/-X
QAD0146-103
220/25
220/25
390
390
1/50
10
10
KTC3875/YG/-X
470P
10P
470P
10P
470P
100/25
56K
100/25
470P
10P
470P
56K
10P
QQR0797-002
QQR0797-002
QSK0127-001
QSK0127-001
QSK0127-001
KTC3875/YG/-X
100K
100K
100K
100K
100K
11ES2-T4
1/50
0.1/50
0.1/50
0.1/50
0.1/50
0.1/50
0.1/50
0.1/50 0.1/50
0.1/50
0.1/50 8.2
8.2
8.2
8.2
8.2
1.8k 1.8k
100KTC3875/YG/-X
100K
KRA104S-X
1.8k 1.8k
SLR-325MG-T
SLR-325MG-T
BA15218F-XE
BA15218F-XE
390K
330K
10K
10K
BA15218F-XE
BA15218F-XE
10K
10K
22K
10K
KRC111S-X
0.01/50
2SC3906K/RS/-X
2SA1514K/RS/-X
4.7K
4.7K47K
4.7K
22/100
MTZJ15C-T2 1N5402M-20
KTC3875/YG/-X
1N5402M-20
220
4.7K
100K
220P/50
QNB0159-001
2.2/50
47K
KTA1504/YG/-X
KTA1504/YG/-X
15k 1k
0.22
1k
KTA1504/YG/-X
15k
4.7
1u
47K
0.1/500.1/50
47K
2.2/50
2.2K
56K
1.8K
10/50
4.7
220
3.3K
33k
QGB2510J1-14
15k10k
8.2
4.7k
10k
QGF1016F3-08
680
220
4.7 4.7 4.7 4.7
4.7 0.22
0.22
0.22
0.22
680 680
2SA1514K/RS/-X
1K
15K
47K
0.22
1
0.1/50
0.1/50
8.2
4.7K47/50
4.7/50
4.7/50
100/50
100/25
0.22
56K
470P/50
1.8K 33/50
47
10/50
680
680
680
3k 3k 3k 3k 3k 3k
QGF1205F1-06
18K
0.1/25
10K
MTZJ15C-T2
4.7K
56K
3.3K
56K
1.8K
2.2K
220P/50
1u
0.1/50
0.1/50 8.2
56K
10/50
1k15k
3.3K
56K
1.8K
2.2/50
220P/50
1u
0.1/500.1/50
8.2
15k
10/50
KTA1504/YG/-X
1k
47K
3.3K
56K
1.8K
220P/50
100/25
1u
0.1/500.1/50
8.2
1k
10/50
KTA1504/YG/-X
1k
15k
47K
3.3K
1.8K
2.2K
220P/50
1u
0.1/500.1/50 8.2
10/50
3.3K
56K
1.8K
2.2/50
220P/50
1u
0.1/500.1/50
8.2
10/50
KTA1504/YG/-X
15k
47K
QNB0142-001
10/50
10K
100K
10K
KTA1504/YG/-X
100K
47/35
KTC3875/YG/-X
100K
MTZJ15C-T2
82K
10K10K
82K
56K56K 10K 10K
220220
4.7M4.7M
10K 10K
4.7K
3.3K
10K
47K47K 10K
10K
MTZJ15C-T2
0.01/50
0.1/16
10K
MTZJ6.2B-T2
MTZJ15C-T2
0.01/50
0.01/50
2.2K
2.2K
10K
MTZJ30C-T2
4.7K
10K
22K
22/50
4.7K
2.2/50
2.2K
2.2K
2.2K
2.2/50
PRTCT
!
!
!
!
!
!
!
!

TH-A75R
2-9
AB CD E F G
1
2
3
4
5
Power supply section
To
Power amplifier section
CN703
To
System control section
CN201
To
System control section
CN202
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
D151
CN101
L103
C1009
L101
C1005
T101
R1005
C1008
D104
C1002
IC101
D101
D173
D103
D153
D154
D152
D110
R1728
R1014
D107
D105
D106
Q101
R1011
D109
C1019
C1011
R1009
C1013
R1727
IC102
D112
D111
L102
D113
R1022
R1201
R1010
R1012
R1013
K101
C1012
C1010
C1501
C1503
C1513
C1504
C1502
C1505
C1507
C1508
C1506
R1503
R1505
R1508
R1504
Q151
R1507
D156
R1006
C1509
C1720
L154
L153
L151
C1511
C1512
C1014
CN174
FC121
TH101
FC122
Q161
R1602
Q162
R1605
R1506
C1607
C1608
C1015 C1016
C1510
L152
R1204
C1017
FC101
IC171
CN172
D163
FC102
R1601
R1603
Q187
R1729
R1730
R1021
EP101
T121
C1203
D125
D126
D123
D127
D124C1204
C1207
C1206
R1205
R1206
IC122
R1703
R1209
IC123
C1205
K121
C1713
D174
CP171
C1714
D172
D171
C1715
C1704
C1703
C1702
C1701
C1719
Q174
C1711
C1708
C1705
CN173
L171
L172
D182
L173
R1720
C1712
C1709
C1706
R1721
R1710
R1713 R1715
R1712
R1711
C1718
D180
Q178
R1707
C1020
R1718
R1706
R1722
D181
R1607
W105
R1708
R1709
W106
R1704
R1705
R1714
R1702
R1701
Q165
C1723
Q166
Q186
R1719
Q185
Q176
D179 C1717
C1716
Q177
CN171
Q175
Q182
C1710
C1707
D175
R1608
D176
Q184
R1610
Q172
R1023
D165
D167
D164
D166
C1611
C1612
C1610
C1609
IC121
C1202
C1201
R1207
D121
D122
R1202
R1203
Q171
Q183
C1721
R1723
C1722
D161
C1601
L161
C1603 C1605
D184
D162
C1727
Q181
Q102
D185
C1602
C1604
EP103
L162
C1606
R1604
Q163
R1606
Q164
C1018
IC103
R1726
R1017
C1021 D114 R1020
IC104
R1016
R1731
Q103 R1019
C1023
C1022
R1018
R1733
R1732
C1614
Q188
C1613
R1609
R1024
R1002
C1003 C1004
R1015
R1208 R1008
FR
MP
FR
FR
FR
MF
FR
FR
OMF OMF
OMF
OMF
UNF UNF OMF
FMN-G12S
QGA7901C1-02
QQR1334-002
680p/2000
QQR1334-002 470/400
QQS0174-001
68k
0.0033/1000
ERA18-04-T1
0.1
STR-F6667B
D3SBA60
RK34-LFB2
ERA18-04-T1
FML-G22S
FML-G22S
FMN-G12S
D1NS4-T1
82k
AG01Z-T1
ERA18-04-T1
MTZJ10B-T2
KTC3203/OY/-T
10k
MTZJ20B-T2
0.33
47/35
3.3k
PC123Y02ERA18-04-T1
NI
QQR1334-002
ERA18-04-T1
1.2M
68k
22
2.2k
47p
470p
QCZ0136-332Z
QCZ0136-332Z
220p
QCZ0136-332Z
QCZ0136-332Z
1000/50
1000/35
1000/35
1000/50
8.2k
15k
15k
1.8k
2SC3906K/RS/-X
1k
MTZJ8.2C-T2
0.1
470/50
220/16
470/35
470/35
QGA2501C1-02
QRD0141-4R0
KTA1271/OY/-T
1k
KTC3203/OY/-T
1k
100k
100/25
100/25
0.001 0.001
470/50
68k
0.33
PQ05RD21
QGF1205C1-17
1SS133-T2
1k
2.2k
KTC3875/YG/-X
220
4.7k
1.5M
QNZ0136-001Z
QQS0097-001
100p/1000
ERA18-04-T1
ERA18-04-T1
ERA18-04-T1
ERA18-04-T139/50
0.1/50
470p/50
27
2.2k
PC123Y02
10
3.3k PC123Y02
220p/50 0.1/16
EU2YX-LFH6K
ICP-N10-T
220/10
ERA18-04-T1
ERA18-04-T1
0.1/16
100p/50
100p/50
100p/1000
100p/50
820/16
SI2305DS-X
1000/10
39/50
82/10
QGF1205C1-10
0.22
22
MTZJ9.1C-T2
22
10k
1000/10
22/50
1/16
1k
220
1M 10k
0
100
100p/50
UDZS5.1B-X
KTC3875/YG/-X
10k
100p/1000
4.7k
100k
100k
1SS355-X
10
1.2k
4.7k
2.7k
22k
22k
10k
KTC3203/OY/-T
10/50
KTA1271/OY/-T
KRC103S-X
10
KRC103S-X
KTA1046/Y/
1SS133-T2 100/10
0.1/16
KTC3875/YG/-X
QGB2510J1-14
KRC103S-X
KRC103S-X
0.022/25
22/50
MTZJ3.6B-T2
2.2k
MTZJ36C-T2
KRA103S-X
2.2k
2SC3576-JVC-T
560k
MTZJ7.5C-T2
MTZJ7.5C-T2
1SS355-X
1SS355-X
100/10
100/10
47/25
47/25
STR-G6651
100p/1000
0.0033/1000
0.47
ERA18-04-T1
ERA18-04-T1
470k
470k
KTA1504/YG/-X
KTC3203/OY/-T
1/16
220
10/25
EU2YX-LFH6K
100p/50
10
560/25 220/25
MTZJ11B-T2
EU2YX-LFH6K
0.47/50
KRC103S-X
2SC5465-X
1SS355-X
100p/50
220/25
QNZ0136-001Z
10
100/25
1k
KTA1504/YG/-X
1k
KRC103S-X
0.001/AC250V
PC123Y02
680
100k
0.47
ERA18-04-T1
22
PC123Y02
2.2k
220
KTA1504/YG/-X
4.7k
0.022
39/50
22k
10k
4.7k
220/25
KTC3875/YG/-X
220/25
10
560k
82k
1M
680 680
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!!
!
!
!
!

TH-A75R
2-10
TH-A75R
HAB C DE FG
1
2
3
4
5
Digital data signal
DVD servo section 1/4
To
DVD servo section
2/4
To
DVD servo section
2/4
CN101
IC101
C105
TP103
TP102
C106
R106
R107
R108 R109
TP309
TP308
TP101
TP307
TP306
C123
C121
C217
R127 C122
R126
C120
R125
C119
C118
C117
R124
C115
C116
C351
K401
R427
TP401
TP405
TP310
TP105TP104
C139
K101
IC201
IC251
C204
CN201
CN202
R210
R212
R211
C210
R215
R214
R213
C211
R216
TP303
C260
C261
C262
C263
R251
R252
C253
R255
C255
C256
R201
R256
R207
R206
C206
C205
R205
R204
R203
R208
R209
C141
C218
IC301
R222 R223
D202
TP304
R428
Q805
C804
R224
C806
Q804
Q103
TP313
TP312
R810
X401
TP311
R320
C808
IC401
C347
C346
C345
C344
C343
R338
R339
C340
C339
R804
R803
R809
R802
C333
C332
R332 C330
C331
C329
R331
R330
R329
C327
C328
C326
C325
R328
C323
C322
R327
C324
C321
C320
C319
R326
R325
R324
R323
Q803
R321
C802
C317
C316
C315
C314
C313
C312
C311
C310
R319
R318
C318
K301
K302
K303
TP305
R801
C102
R807
Q802
R813
R812
C402
R425
R424
R423
R422
R811
R808
R411R412
R413
C405
Q801
C401
IC451
C450
Q806
C407
C406
C213 C214
C810
Q808
R814
C144
C145
K304
C350
C349
Q807
R421
R341
TP301
TP302
R114
R115
R116
R117
TP17
TP18
TP19
TP20
TP14
C103
R221
Q101
Q102
R119
R104 R120 R105
R103
R102
R101
R219
C109 C110
R111
C124 C125
C126 C127 C128
C129
R258
C111
C137
C113
C135
R128
R129
R416
R113 R112
C112
TP46
D101
TP47
R110
C201
R202
C807
C203
C212
C257 C258 C259
C251 C252
C216
R254 R253
TP48
C208
C209
C207
D201
C264
C805
R218R217
R805
C215
X301
C341
C342
R337
R336
C338
C337
R334
C334
R333
R317 R316 R315 R314 R313 R312 R311 R310
R309
R308 C303
C302
R307 R306 R305
C301
R304 R303 R302 R301
C803
C801
C304 C306 C308
R403 R404 R405 R406 R407 R408 R409 R410
R402
TP49 TP50
R817
C403C404
R414
R415
TP31
R815
TP32 TP33
R806
R816
C809
R818
C142
C143
R130
R340
C348
C146
C138
TP34 TP35 TP36 TP37 TP38
TP45 TP44 TP43 TP42 TP41 TP40 TP39
TP9 TP7 TP6 TP5 TP4 TP3 TP2 TP1
TP10 TP11 TP12 TP13 TP15 TP16 TP21 TP22 TP23
TP24
TP25
TP26
TP30 TP29
TP27 TP28
R220
R259
QGF0522F1-30W
AN8703FH-V
47/6.3 47/6.3
27K
27K
2.2K 1.8K
0.1/16
0.1/16
S5V
0.1/16
2.2K 12P
S3.3V
S5V
SGND
1M
560P
1M
560P
0.027/16
0.047/16
NI
0.1/16
0.1/16
NI
0
0.1/16
NQR0007-002X
BA5983FM-X
BA6664FM-X
0.1/16
QGF1016F2-15W
QGF1016F2-06W
M5V
DGND
M9V
MGND
2.4K
10K
2.4K
NI
10K
10K
10K
0.022
9.1k
0.1/16
0.1/16
0.1/16
0.1/16
0.47
2.2
0.1/16
M9V
MGND
DGND
D5V
10K
0.015/16
0.1/16
47
47
47K
30K
NI
120P
27K
27K
0
22K
22K
0.1/16
1
MN103S26EGA
10K 9.1K
1SS355-X
SGND
4.7K
NI
NI
10K
DGND
NI
NI
DTA144EE-X
NI
NAX0543-001X
DGND
1M
NI
MN102L62GLF3
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
4.7K
4.7K
0.1/16
0.1/16
NI
NI
NI
NI
0.1/16
1/16
1K 0.1/16
0.01/16
0.01/16
47K
47K
47K
0.001
0.1/16
0.018/16
47P
15K
0.001
0.0056
1M
0.1/16
0.001
0.001
0.001
47K
12K
47K
47K
NI
47K
NI
120P
270P
470P
330P
560P
560P
560P
0.1/16
47K
NI
0.1/16
D3.3V D1.8VS3.3V
NI
NI
NI
NI
NI
NI
0.1/16
NI
4.7K
4.7K
4.7K
NI
NI
4.7KNI
4.7K
0.1/16
D3.3V
NI
47/4
S-93C66AFJ-X
0.1/16
NI
0.1/16
0.1/16
NI NI
NI
NI
NI
0.01/16
NI
SGND
D5V
0.1/16
0.1/16
NI
0
5.6K
0
0
0
0
NI
6.8K
KTA1001/Y/-X
KTA1001/Y/-X
2.2
27
2.2
27
22K
22K
33K
18K
0.1/16
220P
24K
47P
270P
0.1/16 0.1/16 0.1/16
0.0047
0
0.1/16
47/4
22/6.3
47/6.3
1
1
NI
10K 8.2K
0.1/16
RB521S-30-X
33K
22/6.3
1
NI
0.1/16
0.01/16
0.1/16 0.1/16 0.1/16
0.1/16 33/10
1
20K
0
390P
NI
390P
NI
0.01/16
NI
220200
NI
0.1/16
NAX0542-001X
0.1/16
0.1/16
27K 27K
0.1/16
0.1/16
1K
0.1/16
18K
47K
NI NI NI 47K
NI
NI NI
47K 00.1/16
0.1/16
47K 47K 47K
0.1/16
47K 47K 47K 47K
NI
NI
100/4 100/4 100/4
NI NI NI NI NI NI NI NI
4.7K
NI
0.1/160.1/16
4.7K NI
NINI
NI
NI
NI
0.1/16
0.1/16
1.8K
10K
0.1/16
0.1/16
0.1/16
24K
10K
HDTYPET2CD
F2CD
T1CD
F1CD
TB
TC
TD
TA
F2DVD
F1DVD
RF-
T+
F+
F-
T-
TBAL
FBAL
SLEEP
JLINE
FEPEN
CPSCK
SDOUT
OFTR
BDO
RFENV
TESTSG
RF-
RF+
SPDRV
RF+
TRSDRV
SWUPDN
LM+
TDOFS
RFENV
LM-
SWOPEN
FM+
FM-
SM1
SM2
SM3
H1+
H1-
H2+
H2-
H3+
H3-
VH
TRVSW
/DRVMUTE
TRDRV
FG
FODRV
CDLDCUR
ODCIRQ2
ODCIRQ
ADSCIRQ
CPUA17
CPUA16
CPUA15
CPUA14
CPUA13
CPUA12
CPUA11
CPUA10
CPUA9
CPUA8
CPUA7
CPUA6
CPUA5
CPUA4
CPUA3
CPUA2
CPUA1
CPUA0
SODCCS
CPUD7
CPUD6
CPUD5
CPUD4
CPUD3
CPUD2
CPUD1
CPUD0
WAITDEC
/WR
SRST
TE
ARF+
ARF-
TDOFS
DVDLDCUR
AS
TE
FE
/RD
CK135
SSPIN0
SSPOUT0
SSPCLK0
REQ
SLEEP
FEPEN
CPSCK
SDOUT
/RD
/WR
SODCCS
LSIRST
CPUA0
CPUA1
CPUA2
CPUA3
EPCS
EPSK
EPDO
EPDI
EPDO
EPDI
EPSK
EPCS
RFDIFO
FODRV
TRDRVRFDIFO
DISCSTP3V
AS ARF- ARF+
FBAL
/HFMON
F1CD
TB TA
F1DVD F2DVD
TC TD
F2CD T1CD T2CD
TCLOSE
HAGUP
F- F+ T+ T-
TOPEN
DVDLDCUR
H2- H2+ H1- H1+
SM1
H3-
LM+ LM- FM+ FM-
SM3 H3+
SM2
CK169
/SPMUTE
VH
AVRTM
DECIRQ
HDTYPE
OFTR BDO TBAL TRSDRV SPDRV FG TESTSG
CDLDCUR
JLINE
DISCSET3V MECHA_H/V
STCLK
STVALID
STD7 STD6 STD5
TRVSW
STD4 STD3 STD2 STD1 STD0 STEN
FE
SBRK
TE
CPUD0 CPUD1 CPUD2 CPUD3 CPUD4 CPUD5 CPUD6 CPUD7
ADSCIRQ
ODCIRQ
ODCIRQ2
/HFMON
HAGUP
CPUA4 CPUA11 CPUA5 CPUA6 CPUA7 CPUA8 CPUA9 CPUA10 CPUA12 CPUA17 CPUA13 CPUA14 CPUA15 CPUA16
/LMMUTE
/SPMUTE SBRK /DRVMUTE

TH-A75R
2-11
AB CD E F G
1
2
3
4
5
Digital data signal
Digital (Audio) signal Video (Green) signal
Video (Blue) signal
Video (Composite) signal
Video (Red) signal
G
B
R
RGB
G
B
R
DVD servo section 2/4
To
DVD servo section
3/4
To
DVD servo section
3/4
To
DVD servo section
3/4
To
DVD servo section
3/4
To
DVD servo section
3/4
To
DVD servo section
1/4
To
DVD servo section
1/4
TP877
IC505
R501
TP876
TP875
C578
IC501
TP874
R995
TP873
TP872
R991
TP871
R507
R508
X571
TP870
R565
R566
R570
TP869
R571
R567
R568
R503
TP868
TP867
R569
R572
TP860
TP861
TP862
TP863
TP864
R505
R506
R738
R584
IC511
TP878
C998
C997
C580
C581
C996
C995
C994
C993
C571
C572
C544
C602
C601
C582
C540
C529
C523
C520
C519
C518
C517
C516
C515
C514
C512
C524 C527
K504
K501
C511
C501
R998
C536
L501
TP865
R542
C507
C542
C506
R573
R574
TP866
C550
C549
C573
R996
R581 R580 R579 R578
R576 R575
R739 R740
TP913 TP912
TP911
R583
R553 R552
R541
R551 R550
C539
R543 R544
R545 R546 R547 R548 R549
C557
K513
K510
K509 C543 K508
K507
C541
C545
C535
C532
C531
C528
C533 C534 C547 C548
R997
K4S643232E-TC70
47
0.1/16
NDV8601VWA-BB
NI
22
NI
NI
NAX0513-001X
6.2K
1.3K
10
NI
NI
NI
NI
NI
NI
D3.3V
D3.3VD1.8V
D3.3V
D1.8V
D3.3V
NI
NI
DGND
1.5K
3.3K
LM1117MP1.8-X
0.1/16
0.1/16
47/4
220/4
0.1/16
0.1/16
0.1/16
0.1/16
D1.8V
47/4
0.1/16
D1.8VD3.3V
D1.8V
D3.3V
0.1/16
47/4
47/4
D3.3V
47/4
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
47/4 47/4
NQR0007-002X
NQR0007-002X
47/4
0.1/16
NI
0.1/16
10
NI
18P
0.1/16
15P
1.6K
1.6K
0.1/16 47/4
220/4
NI
NI 470 470 470
470 470
0
0
470
0 0 0 0 470
0.1/16
0 470 NI NI 0 470 470
0.1/16
NQR0007-002X
NQR0007-002X
NQR0007-002X 0.1/16
NQR0007-002X
NQR0007-002X
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16
0.1/16 0.1/16
0.1/16 0.1/16
NI
WE-
MD0
MD1
SCLK
MD2
MD3
MD4
MD5
MD6
MD7
DQM0
RAS-
CAS-
WE-
CS0-
DQM3
MA12
MA13
MA10
MA0
MA1
MA2
MD24
MD25
MD26
MD27
MD28
MD29
MD10
MD30
MD31
MD8
MD9
MD10
MA9
MD11
MD12
MD12
MD13
MD14
MD13
MD15
DQM1
DQM2
CKE
MA9
MD15
MA8
MA7
MA6
MA5
MD14
MA4
MA3
MD16
MA7
MD17
MD11
MD18
MD19
MD20
MD21
MA8
MD22
MA6
MD23
MA5
MA4
MA3
MA12
MA2
MA1
MA0
MA10
MA13
DQM0
CAS-
MD16
RAS-
CS0-
MD17
MD18
MD19
MD20
MD21
MD22
MD23
MD28
DQM2
MD27
MD26
MD25
DQM1
MD24
PWE2
ACK
RD-
PWE3
AD0
AD1
AD3
AD2
AD9
AD10
AD11
AD4
AD7
AD6
AD5
AD8
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD24
AD25
AD26
AD27
AD20
AD21
AD22
AD23
AD28
AD29
AD30
AD31
ALE
CKE
PWE0
PWE1
CPURST
BUSY
MD9
NTB
MD3
LRCLK
SWMUTE
DACDENA
FLINT
X6
DAC2CS DAC1CS DAC0CS
MD2
RCK
FLCS3V
PCS0
REQ
SRST
DECIRQ
192k BCK AOUT0 AOUT1 AOUT2 AOUT3 SPDIF SSPOUT1 SSPCLK1
CrOUT COUT YOUT CbOUT
RGB
MD8
LRMUTE
S1OUT
MD7 MD6
SMUTE
MD5 MD4 MD1 MD0
MD29 MD30 MD31 DQM3
STD7 STD6 STD5 STD4 STD3 STD2 STD1 STD0
STVALID
STCLK
STEN
AVRTM
SSPOUT0
LA0
SSPCLK0
LA3 LA2 LA1
SSPIN1
SSPIN0
LHLD
LHLDA

TH-A75R
2-12
TH-A75R
HAB C DE FG
1
2
3
4
5
Digital (Audio) signal Video (Red) signalnal
Video (Composite) signal
R
Video (Blue) signal
Video (Green) signal
G
BGR
B
G
B
R
DVD servo section 3/4
To
DVD servo section
2/4
To
DVD servo section
2/4
To
DVD servo section
2/4
To
DVD servo section
2/4
To
DVD servo section
2/4
To
System control section
CN208
To
System control section
CN209
K578
K518
IC509
IC508
K515
IC521
K562
K565
K564
IC522
IC510
IC523
K505 K520
R604
R602
C619
C910
IC512
IC513
C902
R512
C904
C906
K566
K567
K568
K569
K570
K571
K572
K573
K574
K575
K576
K577
C914
C913
K582
K561
K586
C912
R605
R606
R607
C911 K556
K557
K558
R601
K579
K559
K563
K560
R537
C992
R525
R524
C908
R608
R523
Q501
R535 R534 R531
R533
Q502
R536
R532
C558
R522
C569
C554
C555
CN501
C1
C2
CN503
TP914
TP915
TP916
TP917
CN502
TP841
TP828 TP836
TP904
R502
TP849
R521
TP848
TP811
TP854
SW501
K519
C618
C621
B2
B1
TP844 TP846 TP847
TP842
TP829
TP812
TP813
TP814
TP815
TP816 TP817 TP818 TP819 TP820 TP821 TP822 TP823 TP824 TP825 TP826
TP830
TP850
TP837 TP831 TP832 TP835
C620
TP905
TP833
TP901
TP903
TP845
TP902
TP827
R655
TP851
TP852 TP853
TP906 TP907
NQR0007-002X
NQR0007-002X
SST39VF160-9CEK
NI
DGND
S5VD3.3V
NQR0007-002X
MM74HCT32MTC-X
NQR0007-002X
NQR0007-002X
NQR0007-002X
D5V
M5V
74LCX32MTC-X
DGND
AK93C65AF-X
DGND
NC7SZ125P5-X
NQR0007-002X NQR0007-002X
D3.3V
NI
D5V
NI
DGND
0.1/16
M9V
NI
74LCX373MTC-X
DGND
74LCX373MTC-X
0.1/16
3.3K
0.1/16
0.1/16
0
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NQR0007-002X
NI
NI
NQR0007-002X
NQR0007-002X
NQR0007-002X
D3.3V
NI
NI
NI
NI
NI 0
0
0
NI
NQR0007-002X
0
NQR0007-002X
D3.3V
NQR0007-002X
NI
MGND
0.1/16
NI
NI
SGND DGND
0.1/16
S3.3V
D5V
10K
D3.3V
NI
2SB1424/QR/-X
33K 560 5.6K
1K
2SC2412K/RS/-X
1K
3.9K
1/16
NI
0.1/16
0.1/16
0.1/16
NI
EARTH
EARTH
NI
NI
QGF1006F2-28W
QGF1006F2-28W
NI
10K
NI
NQR0007-002X
0.1/16
NI
0
0
NI
0
AOUT3
S1OUT
COUT
MECHA_H/V
TOPEN
TCLOSE
/LMMUTE
DISCSTP
DISCSET
SWMUTE
SWOPEN
SWUPDN
AOUT0
LRCLK
DCLK
BCK
DDATA
ACK
CrOUT
DAC1CS
AOUT1
DAC2CS
AOUT2
192k
SPDIF
SSPOUT1B
FLCS-
CPURST
SMUTE
SSPCLK1B
FLINT
SSPIN1A
LRMUTE
DAC0CS
DAC2CS
RGB
FLINT
SWMUTE
FLCS3V
DAC1CS
X6
NTB
DACDENA
DAC0CS
CbOUT
YOUT
LADD16
FCS-
AD15
AD7
LA0
AD14
AD6
AD13
AD5
AD12
AD4
AD11
AD31
LADD15
AD23
AD30
LADD14
LADD13
LADD12
LADD11
LADD10
LADD9
LADD8
LADD19
ACK
LADD18
LADD17
LADD7
LADD6
LADD5
LADD4
AD3
AD10
AD2
AD9
AD1
AD8
AD0
LADD15
LADD14
LADD13
LADD18
LA3
LADD17
LADD7
LADD6
LADD5
LADD4
PWE0
LA3
LADD16
LA1
AD22
AD29
AD21
AD28
AD20
AD27
AD19
AD26
LA0
LA1
AD17
AD16
FCS-
RD-
AD24
AD25
AD18
LADD12
LADD11
LADD10
LADD9
LADD8
LADD19
LA2
AD11
AD10
AD9
AD8
LADD11
LADD10
LADD9
LADD8
AD12
AD13
AD15
AD14
LADD15
LADD14
AD19
LADD13
LADD12
RD-
LADD7
LADD18
LADD17
LADD19
AD7
AD18
AD17
LADD6
LADD5
LADD4
LADD16
AD6
AD5
AD4
AD16
PWE0
LA2
LHLD
LHLDA
AD1
AD3
AD5
AD6
AD7
AD8
AD10
AD11
AD12
AD13
AD14
AD15
PWE0
LA2
LA0
RD-
AD16
AD17
AD19
AD21
AD22
AD23
AD24
AD26
AD28
AD30
PWE3
SCLK
PWE1
AD31
AD29
AD27
AD25
AD20
AD18
PWE2
AD9
LA1
LA3
AD4
AD0
ACK
PCS0
ALE
AD2
ALE
ALE
SSPIN1A FLCS-
FCS- PCS0
BUSY SSPOUT1B DISCSTP
DISCSTP3V DISCSET3V
DISCSET SSPCLK1B
SRST
FLCS3V SSPOUT1 SSPIN1 RCK SSPCLK1
DACDENA
DDATA DCLK
CPURST

TH-A75R
2-13
AB CD E F G
1
2
3
4
5
DVD servo section 4/4 (Voltage value)

TH-A75R
2-14
TH-A75R
HAB C DE FG
1
2
3
4
5
Audio signal
FL display section
To
System control section
CN206
To
System control section
CN207
R411
IC401
J401D403
R422
Q406
C421
R431R432R433R434
R438 R437 R436 R435
S402S403S404S405
S410 S409 S408 S407 S406
R414
D404
S401
Q402
W401
CN403
R451
C414
C433
C432
C431
C413
R421
R412
Q405
R424
R425
C422
C423
C425
C426
C424
C427
C434
C402
DI401
R401
R402
R403
D402
R413
Q403
D401
Q401
Q404
IC402
C401
R404
C411
C412
X401
CN402
CN401
K433 K431
W402
K432
220
MN101C35DKW
820
0.01/16
3.3k3.9k6.8k15k
15k 6.8k 3.9k 3.3k
220
QJK018-050602
QGA2001F1-05
1k
X
0.01
0.022
0.022
X
390
820
100k
100k
0.01
0.01
0.01
470p
0.01
470p
0.1
100/6.3
QLF0109-001
1K
1K
1K
820
GP1UM271XK
100/6.3
1K
X
X
QAX0246-001Z
QGF1205F1-04
QGF1036F1-19
QUB230-12XLHP
RESET
CLOCK
DATAIN
INITIAL
KEY1
KEY2
ILUMI_LED
ILUMI_DIM
G5
G6
G7
G8
G9
G10
G11
G12
G13
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
DATAIN
CLOCK
KEY1
KEY2
INITIAL
REMOCON
G14
RESET
G2 G3 G4 P12
P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30
P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 P15 P16 P17 P18 P19 P20 P21 P22 P23 P24 P25 P26 P27 P28 P29 P30 P31 P32 P33 P34
P31 P32 P33 P34
REMOCON G1
G13
ILUMI_DIM
G12 G11 G10 G9 G8 G7 G6 G5 G4 G3 G2 G1
PROG_LED PROG_DIM
G14
PROG_LED ILUMI_LED
P35
P35
PROG_DIM

TH-A75R
2-15
AB CD E F G
1
2
3
4
5
Printed circuit boards
Main board
Forward side
C2071
C2072
C2073
C2074
C2075
C2091
C2092
C2101 C2131
C2151
C2191
C2192
C2203
C2213
C2223
C2291
C2292
C2301
C2391
C2393
C2401
C2421
C2422 C2431 C2441 C2451
C2511
C2513
C2514
C2521
C2523
C2524
C2591C2592
C2701
C2702
C2703
C2704
C2705
C2706
C2708
C2751
C2752 C2753
C2801
C2901
CN201
CN202
J2201
CN204
CN205
CN207
CN206
CN210
D2701
D2702
D2703
D2704
D2705
D2821
D2822
D2825
IC201
IC211
IC221
IC271
IC272
J2401J2402
J2403
J2891
L2391
Q2091
Q2481 Q2482
Q2483 Q2484
Q2701
Q2702
Q2703
Q2801 Q2802
Q2811
Q2821
R2071
R2073 R2074
R2101 R2102
R2131
R2132 R2141
R2142
R2151
R2152
R2171
R2172
R2173
R2181
R2183
R2301
R2311
R2481 R2482 R2483 R2484
R2485 R2486
R2515
R2516
R2517
R2525
R2526
R2527
R2591
R2592
R2701
R2702
R2703
R2704
R2705
R2706
R2707
R2751
R2752
R2753
R2754
R2755
R2756 R2757
R2758
R2759
R2760
R2761
R2762
R2763
R2771
R2801
R2802
R2811
R2812
R2813
R2814
R2821
R2822
R2823
R2824
R2825
R2826
R2831
R2832
R2833
R2834 R2835 R2836 R2837 R2838 R2839 R2840 R2841 R2842 R2843
R2851
R2852
R2853
R2854
S2401
X2071
X2701
CP271
CN203
EP201
EP202
R2593
R2594
B2701
R2708
R2312
Q2311
C2303
C2312
EP203
Q2301
R2302
IC291
HS291
C2903
CN209
CN208
B2301
C2314 C2313
B2311
C2832
C2831
C2302
C2475
C2476
D2826
D2828
R2827
D2827
R2772
C2606
C2607
R2951
C2951
C2952
B2702
B2703
B2704

TH-A75R
2-16
TH-A75R
HAB C DE FG
1
2
3
4
5
Reverse side
Main board
C2071 C2075
C2076
C2077
C2078
C2091
C2092
C2191
C2201
C2202
C2211
C2212
C2221
C2222
C2291
C2301
C2311
C2321
C2331
C2341
C2351
C2391
C2392
C2393
C2394
C2395
C2401
C2402
C2411
C2412
C2421 C2422
C2423
C2424
C2431
C2433
C2434
C2441
C2443
C2444
C2451
C2453
C2454
C2471
C2472
C2473
C2474
C2511
C2512
C2513
C2521
C2522
C2523
C2591
C2592
C2701
C2702
C2703
C2706
C2707
C2801
C2891 C2892
C2901
CN201
CN202
J2201
CN204
CN205
C2601
CN206
CN210
D2091
D2092
D2891
IC231
IC251
J2401
J2402
J2403
J2891
L2391
Q2091
Q2092
Q2861
R2011
R2012
R2013
R2014
R2072
R2091
R2092
R2093
C2182
R2191
R2201
R2202
R2211
R2212
R2221
R2222
K2291
R2381
R2382
R2383
R2384
R2385
R2401
R2411
R2421
R2422
R2431
R2432
R2441
R2442
R2451
R2452
R2471
R2472
R2473
R2474
R2511
R2512
R2513
R2514
R2521
R2522
R2523
R2524
R2891
R2892
S2401
X2071
CP271
R2478
EP201
EP202R2477
C2602
C2603
C2604
EP203
IC291
HS291
C2903
C2902
C2904
C2832
C2831
C2475
C2476
R2475
R2476
C2204
C2205
C2214
C2215
C2224
C2225
C2606
C2607
R2951
C2951
C2952
R2952
B2705
B2706

TH-A75R
2-17
AB CD E F G
1
2
3
4
5
Amplifier board
Reverse side
C7011
C7012
C7013
C7014
C7015
C7016
C7017
C7018 C7019
C7020C7021
C7022
C7023
C7024
C7025
C7103
C7104
C7105
C7106
C7107
C7108
C7201
C7202
C7203
C7204
C7205
C7206
C7207 C7208
C7209
C7210
C7221
C7222
C7223
C7224
C7225
C7226
C7227
C7228
C7229
C7230
C7241
C7242
C7243
C7244
C7245
C7246
C7247
C7248
C7249
C7250
C7261
C7262
C7263
C7264
C7265
C7266
C7267
C7268
C7269
C7270 C7281
C7282
C7283 C7284
C7285
C7286
C7287
C7288
C7289
C7290
C7301
C7302
C7303
C7304
C7305
C7306
C7307
C7308
C7309
C7310
C7341
C7342 C7344
C7351
C7511
C7512
C7513
C7543
C7544
CN701
CN702
CN703
D7003
D7004
D7106
D7107
D7108
D7109
D7111
D7112
D7113
D7116
D7117
D7201
D7202
D7203
D7204
D7205
D7206
D7351
D7501
D7511
D7512
D7513
D7514
D7515
D7516
D7517
D7541
D7542
D7544
D7545
D7546
D7547
IC701
IC711
IC712
IC721
J701
J702
L7001
L7002L7003
L7201
L7202
L7221
L7222
L7241
L7242
L7261
L7262
L7281
L7282
L7301
L7302
MR701
Q701
Q713
Q714
Q715
Q716
Q717
Q719
Q721
Q722
Q723
Q724
Q725
Q726
Q731
Q732
Q751
Q752
Q753
Q754
Q755
Q756 Q757
Q758
Q761
R7016
R7017
R7018
R7019
R7020
R7021
R7022
R7023
R7024
R7025
R7026
R7027
R7028
R7029
R7030
R7031
R7111
R7112
R7113
R7114
R7115
R7116
R7117
R7118
R7119
R7120
R7121
R7122
R7123
R7124
R7125
R7126
R7127
R7128
R7129
R7130
R7131
R7132
R7133
R7134
R7141
R7142
R7143 R7144
R7145
R7146
R7147
R7151
R7152
R7153 R7154
R7161
R7162
R7163
R7201
R7202
R7203
R7204
R7205
R7206
R7207
R7208
R7209
R7210
R7211
R7212
R7213
R7214
R7215
R7221
R7222
R7223
R7224
R7225 R7226
R7227
R7228
R7229
R7230 R7231
R7232
R7233
R7234
R7235
R7241
R7242
R7243
R7244 R7245
R7246
R7247
R7248
R7249
R7250
R7251
R7252
R7253
R7254
R7255
R7261
R7262
R7263
R7264
R7265
R7266
R7267
R7268
R7269
R7270 R7271
R7272
R7273
R7274
R7275
R7281
R7282
R7283
R7284
R7285
R7286
R7287
R7288
R7289
R7290
R7291
R7292
R7293
R7294
R7295
R7301
R7302
R7303
R7304
R7305
R7306
R7307
R7308
R7309
R7310
R7311
R7312
R7313
R7314
R7315
R7342
R7343
R7351
R7352
R7501
R7502
R7503
R7504
R7505
R7506
R7511
R7512
R7513
R7514
R7515
R7516 R7517
R7518
R7519
R7520
R7521
R7522
R7523R7524 R7525 R7526R7527
R7541
R7542
R7543
R7544
R7545
R7546 R7547
RY701RY702
RY703
RY704
TH701
C7348
C7345
C7346
R7901
R7902
C7901
C7902
C7349
C7951
B7001 B7002
C7701
B7003
C7251
C7252

TH-A75R
2-18
TH-A75R
HAB C DE FG
1
2
3
4
5
Power board
Reverse side
(Power board)
(Jack board)
(Standby board)
(Connection board)
(Suport board 2)
(Suport board 1)
D404
R414
S401
CN402
C432
C433
C431
W402
J401
K432
R451
K433
W401
K431
C434
CN182
CN181
EP103
C1002
C1003
C1004
C1005
B1002
C1008
C1009
C1010
C1011
C1012
C1013
C1014
C1015 C1016
C1017
C1201
C1202
C1203
C1204
C1205
C1206
C1207
C1501
C1502
C1503
C1504
C1505
C1506
C1507
C1508
C1509
C1510
C1511
C1512
C1513
C1601
C1602
C1603
C1604
C1605
C1606
C1607
C1608
C1609
C1610
C1611
C1612
W103
C1701
C1702
C1703
C1704
C1705
C1706
C1707
C1708
C1709
C1710
C1711
C1712
C1713
C1714
C1715
C1716
C1717
C1718
C1719
C1720
C1721
C1722
C1723
C1727
CN101
B1504
CN172
CN173
CN174
W103
CP171
EP101
D103
D104
D105
D106
D107
D109
D110
D111
D112
D113
D121 D122
D123
D124
D125
D126
D127
D151
D152
D153
D154
R1729
D156
D161
D162
D163
D164
D165
D166
D167
D171
D172
D173
D174
D175
D176
D179
D180
D181
D182
D184
D185
FC101 FC102
IC101
IC102
IC121
IC122IC123
IC171
K101
K121
L101
L102
L151
L152
L153
L154
L161
L162
L171
L172
L173
Q101
Q151
Q161
Q162
Q163
Q164
Q165
Q166
Q171
Q172
Q174
Q175
Q176
Q177
Q178
Q181
Q182
Q183
Q184
Q185
Q186
R1002
EP102
R1005
R1006
R1021
R1008
R1009
R1010
R1011
R1012
R1013
R1201
R1202
R1203
R1204
R1205
R1206
R1207
R1208
R1209
R1503
R1504
R1505
R1506
R1507
R1508
R1601
R1602
R1603
R1604
R1605
R1606
R1607
R1608
R1609
R1610
R1701R1702
R1703
R1704
R1705
R1706 R1707
R1708
R1709
R1710
R1711R1712 R1713
R1714 R1715
R1718
R1719
R1720
R1721
R1722
R1723
R1732
R1733
B1001
T101
T121
TH101
D101
EP151
C1613
HS152
HS121
HS154
C1614
HS153
HS176
HS151
B1501
CN171
HS101
Q188
R1014
C1024
FC121
FC122
B1505
R1015
R1731
IC103
L103
C1018
C1019
W106
W105
W105 R1726
R1728
R1727
W106
Q187
R1730
Q102
IC104
C1020
Q103
R1017
R1016
R1018
C1022
C1021
C1023
R1019
B1506
D114
B1507
R1020
R1022
R1023R1024