Panasonic SA-VK825DGC User manual

nAMPLIFIER SECTION
RMS Output Power: Dolby Digital Mode
Main
85 W per channel (4 Ω), 1 kHz, 10% THD
Surround Ch
60 W per channel (4 Ω), 1 kHz, 10% THD
Center Ch
80 W per channel (4 Ω), 1 kHz, 10% THD
Subwoofer Ch
90 W per channel (4 Ω), 100 Hz, 10% THD
Total RMS Dolby Digital mode power
460 W
PMPO output power 5600 W
nFM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM 15 stations
Frequency Modulation (FM)
Frequency range 87.50 - 108.00 MHz (50 kHz step)
©2005 Matsushita Electric Industrial Co. Ltd.. All
rights reserved. Unauthorized copying and
distribution is a violation of law.
SA-VK825DGC
Colour
(S) .... Silver Type
Sensitivity 2.5 µV (IHF)
S/N 26dB 2.2 µV
A
ntenna terminals 75 Ω(unbalanced)
A
mplitude Modulation (AM)
Frequency range 522 - 1629 kHz (9 kHz step)
520 - 1630 kHz (10 kHz step)
A
M Sensitivity S/N 20dB at 999 kHz
560 µV/m
A
udio performance (Amplifier)
Input sensitivity/Input impedance
A
ux 250 mV, 20 kΩ
Phone jack
Terminal Stereo, 3.5 mm jack
Mic jack
Sensitivity 0.7 mV, 600 Ω
Terminal Mono, 6.3 mm jack (2 system)
nCASSETTE DECK SECTION
Type Auto-Reverse
DVD Stereo System
Please use this manual together with the service manual for Model No. [SA-VK82DGCP/GCS/GS-S, Order
No. MD0506224C3].
Specifications
ORDER NO. MD0506222A3

Track system 4-Track, 2 Channel
Head Record/Playback Solid permalloy head
Erasure Double gap ferrite head
Motor DC servo motor
Recording System AC Bias 100 kHz
Erasing System AC Erase 100 kHz
Tape Speed 4.8 cm/s
Overall frequency response (+3, -6 dB) at DECK OUT
Normal 35 Hz - 14 kHz
S/N Ratio 50 dB (A weighted)
Wow and Flutter 0.18 % (WRMS)
Fast Forward and Rewind Time Approx. 120 seconds with
C-60 cassette tape
nDISC SECTION
Disc played [8 cm or 12 cm]
(1) DVD (DVD-Video, DVD-Audio, DivX , )
(2) DVD-RAM (DVD-VR, JPEG ,, MPEG4 ,,DivX , )
(3) DVD-R (DVD-Video, DivX , )
(4) DVD-RW (DVD-Video, DVD-VR, DivX , )
+ R/RW (Video)
(5) CD,CD-R/RW [CD-DA, Video CD, SVCD , MP3 ,, WMA ,
7, JPEG *4,*7
, MPEG4 * 5,*7,DivX *6 ,*7, HighMAT Level 2 (Audio and
Image)]
Conforming to IEC62107
MPEG-1 Layer 3, MPEG-2 Layer 3
Windows Media Audio Ver.9.0. L3
Not compatible with Multiple Bit Rate (MBR)
Exif Ver 2.1 JPEG Baseline files
Picture resolution: between 160 x 120 and 6144 x 4096 pixels (Sub
sampling is 4:2:2 or 4:2:0)
MPEG4 data recorded with Panasonic SD multi cameras or DVD
video recorders.
Conforming to SD VIDEO specifications (ASF standard)/ MPEG4
(Simple Profile) video system/G.726 audio system
DivX 3.11, 4.x, 5.x
GMC (Global Motion Compensation) is not supported
The total combined maximum number of recognizable audio,
picture and video contents and groups: 4000 audio ,picture and video
contents and 400 groups.
Pick up
Wavelength
CD 785 nm
DVD 662 nm
A
udio output (Disc)
Number of channels 5.1 ch (FL,FR,C,SL,SR,SW)
A
udio performance (measurement at: Line out terminal)
Frequency response
CD-Audio 4Hzto20kHz(+1dB,-2dB)
nVIDEO SECTION
Video system
Signal system PAL625/50, PAL525/60, NTSC
Composite video output
Output level 1Vp-p(75Ω)
Terminal Pin jack (1 system)
S-video output
Y output level 1Vp-p(75Ω)
C output level 0.3 Vp-p (75 Ω)(PAL)
0.286 Vp-p (75 Ω)(NTSC)
Terminal S terminal (1 system)
Component video output
[NTSC: 525 (480)p/525 (480)i, PAL: 625 (576)p/625 (576)i]
Y output level 1Vp-p(75Ω)
PBoutput level 0.7 Vp-p (75 Ω)
PRoutput level 0.7 Vp-p (75 Ω)
Terminal
Pin jack (Y: green, PB:blue,P
R:red)(1system)
nGENERAL
Power supply
AC 110 to 127V/220 to 240 V, 50/60Hz
Power consumption 365 W
Power consumption in standby mode:
0.9 W (approximate)
Dimensions (W x H x D) 250 x 330 x 348 mm
Mass 9.4 kg
Operating temperature range +5°C to +35°C
Operating humidity range 5% to 90% RH (no condensation)
nSYSTEM
SC-VK825D (GC) Music System: SF-VK825D (GC)
Speakers: SB-VK82D (GC)
2
SA-VK825DGC
*6
*6
*6
*6
*7
*7 *7
*7
*7
*7
*7
*4 *5
*1 *2 *3 *
*4
*1
*2
*5
*3
*7
*6

Notes:
1. Specifications are subject to change without notice. Mass and
dimensions are approximate.
2. Total harmonic distortion is measured by the digital spectrum
analyzer.
1 Operating Procedures 4
2 Disc information 6
3 Schematic Diagram (Updating) 7
3.1. (A) DVD Module Circuit 7
3.2. (B) Main Circuit 14
3.3. (I) Transformer Circuit 23
4 Printed Circuit Board (Updating) 24
4.1. (A) DVD Module P.C.B. (Side A & B) 24
4.2. (B) Main P.C.B. 26
4.3. (I) Transformer P.C.B. 28
5 Illustration of IC's, Transistors and Diodes (Updating) 29
6 Parts Location and Replacement Parts List (Updating) 30
6.1. Cabinet 31
6.2. Electrical Parts List (Updating) 33
6.3. Packing Materials & Accessories Parts List (Updating) 34
CONTENTS
Page Page
3
SA-VK825DGC

1 Operating Procedures
4
SA-VK825DGC

5
SA-VK825DGC

2 Disc information
6
SA-VK825DGC

3 Schematic Diagram (Updating)
Note: With reference to page 81~87, 89~97 & 104 (section 22) of the original service manual for SA-VK82DGCP/GCS/GS-S.
Below are the updates.
3.1. (A) DVD Module Circuit
16
17
18
19
20
21
25
23
22
24
26
1
2
3
4
5
6
14
12
10
8
7
9
11
13
15
2
4
6
5
3
1
SCHEMATIC DIAGRAM - 2
DVD MODULE CIRCUIT
: +B SIGNAL LINE : CD-DA SIGNAL LINE
T+
F+
F-
T-
HFM
TA(DVD)
TB(DVD)
TD(DVD)
TC(DVD)
FE2(DVD/CD)
FE1(DVD/CD)
GND
RF
VREF2(RF-)
PIN(DVD)
LDCD
LDGND
LDDVD
GND(OEIC)
VREF1
VCC
SUB2
SUB1
PIN(CD)
SUBSEL
GND(VRCD)
FP8531
LDCNT
MUTE3
TRIN
BIAS2
LDIN
VIN3
PREVCC
FIN
VCC(CH3.4)
MUTE4
GND(CH3.4)
VO3-
VO3+
VO4-
VO4+
BIAS1
VIN1
VIN2
OPIN+
OPIN-
OPOUT
GND(PRE)
FIN
VCC(CH1.2)
MUTE12
GND(CH1.2)
VO2-
VO2+
VO1-
VO1+
VIN1
VIN2
VIN4
VIN3
RFINP
RFINN
LPC1
VREFH
VIN6
VIN5
LPC2
RAM_CD
LB8260 ERJ3GEY0R00V
LB8259 ERJ3GEY0R00V
LB8258 ERJ3GEY0R00V
LB8257 ERJ3GEY0R00V
LB8561 J0JBC0000042
LB8551 J0JBC0000042
LB8531 ERJ2GE0R00X
R8533 0
R8531 1.5K
C8533 0.1
C8256
0.1
C8253
0.1
R8251
6.8
RX8532
(56 x 4)
RX8533
(56 x 2)
C8531 100P
C8532
220P
RX8531
(56 x 2)
IC8251
C0GBG0000048
DRIVE IC
IC8251
TO
OPTICAL
PICKUP
UNIT
CIRCUIT
ON
SCHEMATIC
DIAGRAM-1
C8255
16V22
C8258
0.1
C8257
16V47
R8532 2.2K
TRVFTMUTE
C8262
0.1
C8261
0.1
R8262
15K
R8261
82k
R8263
82k
R8264
15K
CL8252 CL8231
TL8201
R8231
22K
R8230
2.2K
C8231
0.1
DRV0
CL8251 CL8232
R8232
7.5K
C8232
0.1
DRV1
C8252
0.1
C8251
6.3V220
D+5V
TO
SPINDLE
MOTOR
FP8251
SPM-
SPM+
TRVM-
TRVM+
DGND
TRV_INNER_SW
M+9V
SPMUTE
AD1
TRDRV
FODRV
VHALF
TRV-I-SW
C8511 1
C8512 1
CL8262
RX8534
(56 x 2)
VIN8
VIN7
3029
15
16
17
12
13
14
18
11
19
10
20
9
21
8
22
7
23
6
24
5
25
4
26
3
27
2
28
1
7
SA-VK825DGC

123
4
5
6
SCHEMATIC DIAGRAM - 3
DVD MODULE CIRCUIT
: +B SIGNAL LINE
D+5V
CL8571
TL8510
TL8511
CL8551
CL8561
VO
NC
GND
CN
VIN
NC
NC
Cont
D+3.3V
HFMON
AD0
LPC02
LPC01
A+5V
D+1.2V
LB8571
J0JBC0000042
LB8530
J0JHC0000045
C8572
0.1 C8571
10
D8571
MA2J72800L
TL8111
C8112
1
C8113
470P
C8111
0.1
L8550
G1C100KA0055
C8561
0.1
C8551
0.1
C8530
0.1
R8559
15K
R8558
47K
R8557
51 R8556
56
C8553
6.3V47
R8555
2.2
R8553
1K
R8552
1K
R8551
0
R8554
68
C8552
16V10
R8567
51
R8568
47K
R8566
56
C8563
6.3V47
R8565
2.2
R8563
1K
C8564
1
C8562
16V10
R8564
22
R8562
1K
R8561
0
C8550
6.3V33
C8554
1
QR8571
UNR511V00L
SUPPLY CONTROL SWITCH
Q8562
B1ADGB000008
SWITCH
Q8552
B1ADGB000008
SWITCH
Q8561
2SD1819A0L
SWITCH
Q8551
2SD1819A0L
SWITCH
IC8111
C0CBCBD00018
3.3 REGULATOR IC
IC8111
QR8111
XP0621400L
SWITCH
RX8111
(22K x 2)
1
2
36
7
8
45
8
SA-VK825DGC

15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
30
29
28
27
26
25
17
19
21
23
24
22
20
18
16
36
35
34
33
32
31
50
49
48
47
46
38
40
42
44
45
43
41
39
37
SCHEMATIC DIAGRAM - 4
DVD MODULE CIRCUIT
: +B SIGNAL LINE
TO
MAIN CIRCUIT
(CN2813) ON
SCHEMATIC
DIAGRAM - 11
FP8101
Y/PY/G
VGND
VGND
VGND
VGND
VGND
ADAC5V
ADAC5V
ADACGND
ADACGND
ADACGND
ADACGND
ADACGND
ADACGND
DGND
DGND
D+5V
D+5V
D+5V
A+5V
A+5V
A+5V
AGND
AGND
D+1.2V
D+1.2V
DGND
DGND
M+9V
M+9V
MGND
MGND
DGND
DGND
LB8303 J0JBC0000042
CB/PB/B
LB8304 J0JBC0000042
CR/PR/R
LB8305 J0JBC0000042
Y
LB8301 J0JBC0000042
C
LB8302
K8421 ERJ3GEY0R00V
J0JBC0000042
MIX-L
LB8421 ERJ2GE0R00X
MIX-R
LB8422 ERJ2GE0R00X
OP_CPU-CLK
LB8691
ERJ2GEJ101X
FL
LB8425 ERJ2GE0R00X
FR
LB8426 ERJ2GE0R00X
SL
LB8427 ERJ2GE0R00X
SR
LB8428 ERJ2GE0R00X
CNT
LB8429 ERJ2GE0R00X
SW
LB8430 ERJ2GE0R00X
A-REF
LB8423 ERJ2GE0R00X
ZFLAG&AMUTE
LB8424 ERJ2GE0R00X
AUDIODIGITAL
LB8491
TC8430
CL8491
ERJ2GE0R00X
OP_CPU-CMD
LB8692
ERJ2GEJ101X
OP_CPU-STAT
LB8693
ERJ2GEJ101X
FL8103
F1H0J1050022
VCC
GND
GND
VCC
CPU_CLK
CPU_CMD
CPU_STAT
Y/PY/G
CB/PB/B
CR/PR/R
Y
C
D+1.2V
C8695
0.1
C8691
0.1
LB8690
J0JBC0000044
IC8421
IC8691
C0JBAA000346
AND GATE LOGIC IC
IC8421
C0FBBK000050
8-CH DAC IC
QR8420
UNR521100L
AUDIO MUTING SWITCH
IC8695
C0JBAA000346
AND GATE LOGIC IC
K8106
ERJ3GEY0R00V
: MAIN SIGNAL LINE
M+9V
ZERO2
VOUT1
VOUT2
VCOM
AGND2
VCC2
VOUT3
VOUT4
VOUT5
VOUT6
AGND1
VCC1
VOUT7
VOUT8
ZERO1
MS
MC
MD
SCK
DATA1
BCK
LRCK
VDD
DGND
DATA2
DATA3
DATA4
MSEL
C8423
6.3V33
C8424
0.1
C8428
0.1
C8422
0.1
C8427
0.1
C8426
0.1
R8420
2.2K
CL8431
C8421
6.3V100
AUDIODIGITAL
SBT3
STBDAC
SBO3
CL8435
AMUT
ADAC-CLK
DMIXOUT
SRCK
LRCK
ADOUT0
CL8432
ADOUT1
CL8433
ADOUT2
CL8428
CL8427
FL8104
F1J1E1040022
K8001
ERJ2GE0R00X
K8004
ERJ2GE0R00X
CL8012
CL8004
CL8001
K8006
ERJ2GE0R00X
K8009
ERJ2GE0R00X CL8010
CL8007
CL8006
FL8102
F1H0J1050022
FL8101
F1H0J1050022
: DVD VIDEO SIGNAL LINE
1
227
28
326
425
524
623
722
821
920
10 19
11 18
12 17
13 16
14 15
4
51
2
3
4
51
2
3
9
SA-VK825DGC

SCHEMATIC DIAGRAM - 5
DVD MODULE CIRCUIT
: +B SIGNAL LINE
RX8611
(4.7K x 2)
C8611
0.1
R8611
100
RX8691
(10K x 2)
CL8612
CL8611
C8651
0.1
C8652
0.1
A0
A1
A2
GND
VCC
WP
SCL
SDA
A15
A14
A13
A12
A11
A10
A9
A19
A20
XWE
XRESET
NC
WP/ACC
RDY/XBSY
A18
A17
A7
A6
A5
A4
A3
A2
A1
A16
XBYTE
VSS
DQ15/A-1
DQ7
DQ14
DQ6
DQ13
DQ5
DQ12
DQ4
VDD
DQ11
DQ3
DQ10
DQ2
DQ9
DQ1
DQ8
DQ0
XOE
VSS
XCE
A0
EXDT0
EXADR15 EXADR16
EXADR14
EXADR13
EXADR12
EXADR11
EXADR10
EXADR9
EXADR8
EXADR19
EXADR20
NEXWE
EXADR18
EXADR17
EXADR7
EXADR6
EXADR5
EXADR4
EXADR3
EXADR2
EXADR1 EXADR0
PNRST
SCL
SDA
SBT3
CPU_CLK
CPU_CMD
IC8611
C3EBGC000044
16M EEPROM IC
(NOT SUPPLIED)
IC8611
IC8651
RFKWMH90E160
16M FLASH ROM IC
RX8001
(10K x 2)
STBDAC
EXDT8
EXDT1
EXDT9
EXDT2
EXDT10
EXDT3
EXDT11
EXDT4
EXDT12
EXDT5
EXDT13
EXDT6
EXDT14
EXDT7
EXDT15
CL8652
NEXCE
NEXOE
A+5V
R8333
33
Y/PY/G
R8332
0
R8331
100
R8334 1K
C8331 0.1
L8330
G1C100K00019
Y/PY/G_A
C8330
6.3V47
IC8651
R8336
33
CB/PB/B
R8335
100
R8337 1K
C8335 0.1
CB/PB/B_A
R8342
33
CR/PR/R
R8341
100
R8343 1K
C8341 0.1
CR/PR/R_A
R8323
33
Y
R8322
0
R8321
100
R8324 1K
C8321 0.1
Y_A
R8327
33
C
R8326
0
R8325
100
R8328 1K
C8325 0.1
C_A
Q8331
Q8321, Q8325, Q8331, Q8335, Q8341
2SB1218ARL
SWITCH
Q8335
Q8341
Q8321
Q8325
EXTRG0
RX8032
(4.7K x 2)
: DVD VIDEO SIGNAL LINE
A8
8
7
2
1
6
3
5
4
1
2
346
47
48
445
544
643
742
841
940
10 39
11 38
12 37
13 36
14 35
15 34
16 33
17 32
18 31
19 30
20 29
21 28
22 27
23 26
24 25
10
SA-VK825DGC

SCHEMATIC DIAGRAM - 6
DVD MODULE CIRCUIT
: +B SIGNAL LINE
C8602
0.015
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
VDD
LDQM
/WE
/CAS
/RAS
/CS
BA0
BA1
A10/AP
A0
A1
A2
A3
VDD
VSS
DQ15
VSSQ
DQ14
DQ13
VDDQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VDDQ
DQ8
VSS
NC
UDQM
CLK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
VSS
EXADR1
EXADR2
EXADR3
MDQ15
MDQ14
MDQ11
MDQ10
DQM1
CLK
MA7
MA6
MA5
MA4
MDQ0
MDQ1
MDQ2
MDQ3
MDQ4
MDQ5
MDQ6
MDQ7
DQM0
NWE
NCAS
NRAS
NCSM
BA0
BA1
MA10
MA0
MA1
MA2
MA3
C8051
1
C8052
0.1
C8053
0.1
C8054
220P
C8055
1
C8056
2200P
C8057
1
C8007 0.1
C8019 0.1
C8018 0.1
C8008
0.1
IC8051
IC8051
C3ABPG000145
64 SDRAM IC
VSS
VDD OUT
NC CD
PNRST
C8606
0.1
R8601
100K C8601
0.1
IC8606
C0EBE0000455
RESET IC IC8601
C0EBA0000029
RESET IC
C8020 0.1
C8021 0.1
C8022 0.1
C8006 0.1
EXADR4
EXADR5
EXADR6
EXADR7
EXADR17
EXADR18
EXADR19
EXADR8
EXADR9
EXADR10
EXADR11
EXADR12
EXADR13
EXADR14
EXADR15
EXADR16
EXDT15
EXDT7
EXDT14
EXDT5
EXDT12
EXDT4
EXDT6
EXDT13
EXDT11
EXDT3
EXDT10
EXDT2
EXDT9
EXDT1
EXDT8
EXDT0
NEXOE
NEXCE
EXADR0
CL8058
CL8059
CL8057
CL8060
CL8056
CL8061
CL8055
CL8062
CL8054
CL8063
CL8053
OUT
VDDNIC
GND
NEXWE
CL8651 CL8653
MA10A
MA8
MA9
RX8015
(82 x 4)
MA11
MA10
MDQ7A
MDQ8
MDQ6A
RX8014
(82 x 4)
MDQ9
MDQ7
MDQ6
MDQ3A
MDQ12
MDQ2A
RX8012
(82 x 4)
MDQ13
MDQ3
MDQ2
IC8606
IC8601
45
12
3
1
2
3
4
1
2
352
53
54
451
550
649
748
847
946
10 45
11 44
12 43
13 42
14 41
15 40
16 39
17 38
18 37
19 36
20 35
21 34
22 33
23 32
24 31
25 30
26 29
27 28
11
SA-VK825DGC

SCHEMATIC DIAGRAM - 7
DVD MODULE CIRCUIT
: +B SIGNAL LINE
CL8020
VHALF VREFH LPC02 LPC2 LPC01 LPC1 VIN3 VIN4 VIN2 VIN1 RFINP RFINN RAM_CD TRV-I-SW HFMON DRV1 DRV0 PNRST
MA3 MA4 MA2 MA5
NCSM
C8023
0.1
C8502 0.1
C8527 0.033
C8523 0.1 C8524 0.1
C8525 5600P
C8526 0.018
C8503 0.1
C8504 0.1
C8513 0.1 C8514 0.1 C8516 0.1 C8515 0.1
C8529
1
RX8017
(82 x 4)
R8013 22
C8013 0.1
C8014 0.1
C8015 0.1
TRVFTMUTE
SPMUTE
MDQ18
VSS
VDD33
MDQ28
MDQ19
MDQ27
MDQ20
VDD33
VSS
MDQ26
MDQ21
MDQ25
MDQ22
MDQ24
MDQ23
VSS
VDD33
EXADT0
NEXCE
NEXOE
VSS
VDD12
EXDT0
EXDT8
EXDT1
EXDT9
EXTD2
EXDT10
EXDT3
EXDT11
EXDT4
EXDT12
EXDT5
VSS
VDD33
EXDT13
EXDT6
EXDT14
EXDT7
EXDT15
EXADR16
EXADT15
EXADT14
VSS
VDD12
EXADT13
EXADT12
EXADT11
EXADT10
EXADT9
EXADT8
VSS
VDD33
EXADR19
NEXWE
EXADR18
EXADR17
EXADT7
EXADT6
EXADT5
EXADT4
EXADT3
EXADT2
EXADT1
TRCDATA1
TRCDATA0
TRCCLK
EXTRGO
SDATA
SCLOCK
EXTRG1
VSS
VDD33
VDIO0
VDIO1
VDIO2
VDIO3
VDIO4
VDIO5
VDIO6
VDIO7
VDD33
VSS
IECOUT
ADOUT0
ADOUT1
ADOUT2
ADOUT3
SRCK
LRCK
DACCK
VDD12
VSS
OSCO
OSCI
AVSSG
AVDDG
AVSSE
AVDDE
DAC5OUT
DAC4OUT
AVSSF
COMP2
IREF1
VREF
COMP1
AVDDF
DAC1OUT
DAC2OUT
DAC3OUT
AVDDH
PWM0
PWM1
ADSSH
AD4
AD2
AD1
AD0
VIN1
VIN2
VIN4
VIN3
VIN8
VIN7
VIN6
VIN5
VIN9
VIN10
P0 P1 P2 VSS VDD33 P3 P4 P5 P6 P7 P8 P9 P10 P11 P12 P13 P14 VSS VDD12 NRST FG DRV5 DRV4
DRV3
DRV2 DRV1 DRV0 VSS VDD33 MONI7 MONI6 MONI5 MONI4 MONI3 MONI2 MONI1 MONI0 AVDDD PLFIL1 AVSSD VREFH7 VREFL7 CCAPA AVSSC CDATA AVDDC ANAMONI1 ANAMONI2 RFINN RFINP VIN1RF VIN2RF VIN4RF VIN3RF AVDDB VREFH5 VREFL5 AVSSB LPC1 LPC01 LPC2 LPC02 VREFH VHALF
MDQ29 MDQ17
MDQ30
MDQ16
MDQ31
DQM3
DQM2
VDD33
VSS
MA3 MA4 MA2 MA5 MA1 MA6 MA0 MA7
VDD33
VSS
MA10
MA8
BA1
VDD12
VSS
MA9
BA0
MA11
NCSM
NRAS NCAS
VSS
MCKI
VDD33
MCK
VSS
NWE
DQM1
DQM0
VDD12
MDQ7 MDQ8
VSS
VDD33
MDQ6
MDQ9 MDQ5
MDQ10
MDQ4
MDQ11
MDQ3
MDQ12
VSS
VDD33
MDQ2
MDQ13
MDQ1
MDQ14
MDQ0
MDQ15
VDD33
VSS
TRCST
TRCDATA3
TRC
DATA2
IC8001
MN2DS0009AP
DV3.2 IC
C8012 0.1 C8016 0.1 C8017 0.1 C8004 0.1 C8003 0.1
CL8021 CL8022 CL8023 CL8024 CL8025 CL8026 CL8027 CL8028 CL8029 CL8030
R8003
47K
C8024
0.1
CL8017 CL8016 CL8015 CL8014 CL8013 CL8012 CL8011 CL8010
CL8001 CL8000
C8521 0.1 C8522 0.1
SCL SDA EXADR20
R8002
47K
CL8064 CL8052 CL8065 CL8051 CL8066 CL8068 CL8069
MA1 MA6 MA0 MA7
RX8016
(82 x 4)
MA10A
MA8
MA9
MA11
BA1 BA0
RX8020
(22 x 2)
NRAS NCAS
RX8018
(22 x 2)
CLK
R8011 22
NWE
R8012 22
DQM1 DQM0
RX8019
(22 x 2)
MDQ5
MDQ10
MDQ4
MDQ11
MDQ1
MDQ14
MDQ0
MDQ15
MDQ7A
MDQ8
MDQ6A
MDQ9
MDQ3A
MDQ12
MDQ2A
MDQ13
RX8013
(82 x 4)
RX8011
(82 x 4)
TRCST
TRCDATA3
TRCDATA2
C8505 0.1
1
2
3
4
5
6
7
8
9
65 66 67 68 69 70 71 72 73
185
186
187
188
189
190
191
192
248249250251252
253
254
255
256
10
184
74
247
11
183
75
246
12
182
13
181
76
245
77
244
14
180
15
179
16
178
78
243
79
242
80
241
17
177
18
176
19
175
20
174
81
240
82
239
83
238
84
237
21
173
22
172
23
171
24
170
25
169
85
236
86
235
87
234
88
233
89
232
26
168
27
167
28
166
29
165
30
164
31
163
32
162
90
231
91
230
92
229
93
228
94
227
95
226
96
225
33
161
34
35
159
36
158
97
224
98
223
99
222
100
221
37
157
38
156
39
155
40
154
41
153
42
152
43
151
44
150
101
220
102
219
103
218
104
217
105
216
106
215
107
214
108
213
160
45
149
46
148
47
147
48
146
49
145
50
144
51
143
52
142
109
212
110
211
111
210
112
209
113
208
114
207
115
206
116
205
53
141
54
140
55
138
56
137
57
136
58
135
59
134
60
133
61
132
62
131
63
130
64
129
117
204
118
203
119
202
120
201
121
200
122
199
123
198
124
197
125
196
126
195
127
194
128
193
139
12
SA-VK825DGC

D8211
MA2J11000L
SCHEMATIC DIAGRAM - 8
DVD MODULE CIRCUIT
: +B SIGNAL LINE
: CD-DA SIGNAL LINE
: DVD AUDIO SIGNAL LINE
: DVD VIDEO SIGNAL LINE
D+1.2V
AUDIODIGITAL
DMIXOUT
SRCK
LRCK
ADAC-CLK
FODRV
TRDRV
AD0
RX8031
(4.7K x 2)
L8302
G1C100K00019
VIN1
VIN2
VIN4
VIN3
VIN8
VIN7
VIN6
VIN5
VIN5
VIN6
C8528
1
C8501
6.3V100
C8201
6.3V100
L8501
G1C100K00019
L8201
G1C100K00019
R8211
10K
CL8226
CL8211
CL8541
CL8222
CL8221
CL8225
C8541
4700P
C8221
1000P
C8222
820P
C8226
1000P
C8225
1000P
R8541
15K
R8221
8.2K
R8225
8.2K
C8312 1
LB8401 J0JBC000042
C8401
15P
R8621
1M
R8622 1K
C8622
12P
C8621
12P
X8621
H0J270500085
C8305 0.1
RX8401
(100 x 2)
R8401 100
C8025 0.1
CL8031
C8001
4V330
C8011
6.3V100
LB8001
J0JHC0000045
LB8011
J0JHC0000045
D+3.3V
AD1
D+3.3V
D+3.3V
R8421
0
CL8213
CL8212
AMUT
SBO3
STBDAC
SBT3
ADOUT2
RX8403
(100 x 2)
ADOUT0
ADOUT1
RX8402
(100 x 2)
CPU_CLK
CPU_CMD
CPU_STAT
TRCDATA1 TRCDATA0
TRCCLK
SCLOCK
SDATA
EXTRGO
R8041
33
CL8041
C8026 0.1
C8005 0.1
C8306 0.1
C8304
0.1
C8303 0.1
C8302
6.3V33
C8313 1
R8313 12K R8314 1.8K
C8301 6.3V220
L8301
G1C100K00019
R8311
2.4K
C8311 0.1
R8312 1K
C8202 0.1 C8203 0.1
C_A
Y_A
Y/PY/G_A
CR/PR/R_A
CB/PB/B_A
13
SA-VK825DGC

3.2. (B) Main Circuit
N
1
4
2
3CY
G
5
123
654
AUX
LINE OUT
D+5V
Y
Y
COUT
CR
CB
VOUT
YOUT
COUT
VOUT
CB_B
WIDE_1
CR_R PY
S_C
S_Y
LINE_ROUT
LINE_LOUT
MUTE_L
AUX_L
AUX_R
CB
CR
YOUT
CrIN
GND2
CrOUT
CbOUT MUTE
CbIN
CYIN
GND1
VCC2
COUT
BIAS
YIN
CIN
VOUT
YOUT
CYOUT
C2444
10V220
C2441
0.01
R2096
0
R2803
100K
C2851
100P
L2812
J0JCC0000120
C2842
0.1
L2816
J0JCC0000120
C2442 50V22
C2758
0.1
Q2838
B1GBCFJN0033
SWITCH
R2831
100K
C2436
1
IC2006
C9ZB00000498
VIDEO BUFFER IC
C2975 6.3V1000
C2847
100P
R2824
75
R2823
75
C2846
100P
R2820
2.2K
R2832
100K
R2816
75
C2843
0.1
R2825
75
L2813
J0JCC0000120
L2811
J0JCC0000120
C2046 6.3V1000
C2848
100P
R2826
75
C2443
0.01
JK2802
L2814
J0JCC0000120
C2974 6.3V1000
C2849
100P
C2039 0.01
C2850
100P
L2815
J0JCC0000120
C2437
1
C2047 6.3V1000
R2834
100K
C2440
0.1
R2822
75
JK2801
C2759
0.01
C2434 6.3V1000
R2830
100K
R2810
10K
R2807
100K
D2909
B0ACCK000005
R2849
1K
R2959
2.2
C2965
0.22
R2112
100K
R2828
0
R2846
56K
R2237
100
C2110 50V47u
R2114
47K
L2810
J0JBC0000041
R2135 27K
C2855
50V4.7
C2236
1000P
C2111
1000P
R2211
2.7K
Q2814
B1GDCFGA0018
MUTING SWITCH
R2212
100K
C2136
1000P
R2236
5.6K
L2808
J0JBC0000019
L2809
J0JBC0000041
L2806
J0JBC0000041
R2214
47K
R2838
1K
C2970
0.22
JK2803
Q2813
B1GFGCAA0001
MUTING SWITCH
R2137
100
C2211
1000P
L2807
J0JBC0000041
R2111
2.7K
R2235
5.6K
R2136 27K
C2210 50V47u
R2958
2.2
R2839
1K
R
L
R
L
R
L
R
L
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 10
: +B SIGNAL LINE : MAIN SIGNAL LINE
: AUX SIGNAL LINE
: VIDEO SIGNAL LINE
: DVD VIDEO SIGNAL LINE
C3623
0.1 W3011
0
R2899
0
S-VIDEO
OUT
COMPONENT
VIDEO OUT
W2126
0
1
2
15
16
3
14
4
13
5
12
6
11
7
10
8
9
14
SA-VK825DGC

N
36 37 38 39 40 41 49
47
45
43
42 44 46 48 50
21 22 23 24 25 26 34
32
30
28
27 29 31 33 35
15 16 17 18 19 20
1234513
11
9
7
6810 12 14
14 13 12 11 10 2
4
6
8
97531
OP/CL_REV
OP/CL_FWD
POSITION
+5V
OPEN_SW
BOTTOM
PLAY_SW
ST_SW
CHANGE_SW
GND
+7.5V
LOAD_GND
UP/DOWN_R
UP/DOWN_F
D+5V
PLAY_SW CD8V CHANGE_SW UP_DOWN_F UP_DOWN_R BOTTOWM_SW POSITION OP_CL_REV ST_SW OPEN_SW SW5V OP_CL_FWD
NC VCC GND VO PVCC ADJ
R2860
2.2K
C2048
50V10
D2837
C2827
6.3V220
R2829
1K
D2810
IC2803
C0DBEZG00021
REGULATOR IC
C2825
1
R2818
560
R2817
0D2811
C2826
1
R2979 0
D2901
B0ACCK000005
R2980 0
R2985 0
R2987 0
R2984 0
R2982 0
R2840 220
R2986 0
R2981 0
R2983 0
R2978 0
CN2810
D2810, D2811, D2837
B0EAKM000117
M+9V M+9V A+5V MGND DGND AGND D+1.2V DGND D+1.2V DVD_STA MGND DVD_CMD DVD_CLK FL C Y MIXL ADAC5V ADAC5V ADACGND ADACGND MIXR YGND YGND YGND CB/PB/B PY/Y/G YGND YGND CR/PR/R SL D+5V SUBW D+5V FR ADACGND ZFLAG ADACGND SR ADACGND DGND DGND A+5V AGND DGND DGND CENTER ADACGND
D+5V
MOT10V
DVD_STA
DVD_CMD
DVD_CLK
FRONT_R
FRONT_L
SL
S_C
S_Y
CR_R
CB_B
PY
ADAC5V
CENT
SUBW
SR
MIX_R
MIX_L
Q2806
D2836
B0EAKM000117
R2814
470
C2500 16V10
C2200 50V1
C2100 50V1
C2312 16V10
R2827
0
CN2813
C2600 50V10
C2400 16V10
TO
CD LOADING CIRCUIT (CN1) ON
SCHEMATIC DIAGRAM - 26
+9.0V SW5V DCDET -9.0V DVD_AC MOT10V
D2911
B0ACCK000005
R2568
47K
R2569
15K
C2979
50V4.7 R2081
0
Q2906
B1GBCFJA0028
SWITCH
R2567
39K
D2912
B0ACCK000005
D2913
B0ADCJ000020
R2080
0
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 11
TO
DVD MODULE CIRCUIT (FP8101) ON
SCHEMATIC DIAGRAM - 4
DVD_MUTE
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: DVD VIDEO SIGNAL LINE
Q2806
B1GBCFJN0033
SWITCH
C2240 50V10
C2141 50V10
C2050
50V22
R3629
56K
R3628
56K
Q2920
B1GDCFGA0018
MUTING SWITCH
-9.0V MIX_MUTE
L2904
G0A200D00002
C2049
6.3V220
C3612
6.3V1000P
L2905
G0A200D00002
R3639 0
R3638 0 R3637 0
W2132
0
W3005
0
W3004
0
W2125
0
ADAC5V
R3642
0
R3644
0
R3636
1K
654321
15
SA-VK825DGC

2
13
KA_CLK
KA_LAT
+15V
5V
MIC
KA_ROUT
KA_DAT
KA_RIN
KA_LIN
KA_LOUT
R2935 15K
C2929
0.1
C2901
560P
C2939 50V1
R2948
0
C2941 50V1
C2918 0.068
C2942 1000P
R2955
220
C2934
16V100
R2947
10
C2930
0.068
R2946
12K
C2927
0.068
C2938 0.15
R2939
5.6K
R2941
10K
C2928
0.1
C2900
4700P
C2940 50V1
R2951
10K
C2922
16V100
C2917 0.068
C2924
0.1
C2203
50V1
C2912
0.047
R2969
68
R2162
0
C2919 0.068
C2935
0.1
R2943
10K
C2932
4700P
C2902 1000P
R2949
10K
C2921 16V47
IC2813
C1BB00000801
KARAOKE IC
C2943
1000P
C2936
50V2.2
C2907
1800P
R2952
68
C2923
0.1
R2944
15K
C2926
4700P
D2900
B0BC5R000009
C2905
1000P
R2940
12K
C2933
50V1.0
C2925
1000P
C2899
50V2.2
C2937
3300P
C2920
0.068
R2945
0
C2103
50V1
R2956
220
C2931
1000P
R2942
4.7K
C2904 2700P
R2938 3.9K
C2202 16V10
C2102 16V10
R2863
0
R2553 100
-9.0V
KA_ROUT
+9.0V
KA_LOUT
LINE_LOUT
LINE_ROUT
R2059
0
R2209
12K
R2107
47K
R2210
100K
R2110
100K
C2104
50V10
C2106
10P
R2207
47K
C2107
0.01
C2206
10P
C2205
50V33
R2109
12K
R2108
3.3K
R2208
3.3K
C2204
50V10
R2106
1K
C2208
50V47
C2108
50V47
R2206
1K
IC2814
KIA4558FEL
DUAL OP AMP
C2105
50V33
C2207
0.01
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 12
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: MIC SIGNAL LINE
SUB+BGND
D+5VD+5V
CN2814
TO
TRANSFORMER CIRCUIT (H9502/W9502)
ON SCHEMATIC DIAGRAM - 25
W2094
0
L2906
G0A200D00002
12
7
8
3
6
4
5
1
2
3
4
5
6
7
8
9
25 26 27 28 29 30 31 32 33
56
57
58
59
60
61
62
63
64
727374757677787980
10 55
34
71
11 54
35
70
12 53
13 52
36
69
37
68
14 51
15 50
16 49
38
67
39
66
40
65
17 48
18 47
19 46
20 45
21 44
22 43
23 42
24 41
16
SA-VK825DGC

12 11 10 2
4
6
8
9753112 11 10 2
4
6
8
97531
1
2
3
6
5
4
1
2
3
6
5
4
uP_GND
MOTOR_10V
+9.0V
-9.0V
DVD_PCONT
TL_GND
DVD_AC
GND2
DGND
CD8V
D+5V
SW5V
FAN
+15V
CENTER
LOW_RIN
LS
RS
TGND
MUTE_H
DCDET
AGND
FRR
FRL FL
FR
MUTE_A
FAN
S_WOOFER
OUTFL
+9.0V
-9.0V
MUTE_SUR
MUTE_SUB
MUTE_C
S_WOOFER
RSURR
+9.0V
FL
FR
CENTER
-9.0V
RSURR
LSURR
D+5V
LSURR
DVD_PCNT
CD8V
DVD_AC
MOT10V
+9.0V
-9.0V
SW5V
+15V
CENTER
DCDET
MUTE_H OUTFR
OUT_LS
OUT_RS
OUT_SW
OUT_C
-9.0V
FR
FL
R2862
0
R2624
560
C2606
50V10
R2118
1K
C2119
50V4.7
R2509
4.7K
R2218
1K
Q2818
B1GFGCAA0001
MUTING SWITCH
R2857
56K
R2842
3.3K
CN2801
C2968
1
C2860
50V4.7
R2306
1.8K
C2332
1
C2875
1
R2618
1K
C2515
50V0.22
R2511
1K
C2502
16V10
R2226
8.2K
R2622
3.9K
R2853
56K
C2862
50V4.7
C2517
50V0.47
C2219
50V4.7
R2219
220K
Q2819
B1GFGCAA0001
MUTING SWITCH
C2410
50V1
R2090
0
C2605
100P
R2856
56K
C2865
50V4.7
R2921
3.3K
C2335
1
R2095
0
C2969
10P
R2507
1K
R2227
15K
C2131
50V1
Q2822
B1GDCFGA0018
MUTING SWITCH
IC2815
KIA4558FEL
DUAL OP AMP
R2510
18K
R2855
56K R2310
270
R2407
56K
Q2825
B1ABEB000002
SWITCH
R2228
3.3K
C2229
33P
C2228
50V1.0
C2864
50V10
C2128
50V1
R2623
27K
R2128
3.3K
Q2823
B1GDCFGA0018
MUTING SWITCH
R2410
270
R2126
8.2K
R2620
56K
C2310
50V1
R2307
56K
R2615
6.8K
C2603
50V3.3
C2130
100P
R2406
1.8K
C2129
33P
R2508
56K
CN2802
Q2820
B1ABEB000002
MUTING SWITCH
C2604
1000P
R2619
56K
R2506
270
C2406
50V2.2
IC2819
KIA4558FEL
DUAL OP AMP
R2854
56K
C2306
50V2.2
R2841 1K
R2119
220K
C2230
100P
R2852
56K
R2127
15K
Q2815
C2231
50V1
C2964
100P
C2602
1
R2616
56K
R2848
1K
C
SUB
FR_L FR_R
HPOUT_FL
HPOUT_FR
R2221
27K
C2221
100P
C2873
0.01
R2220
1K
IC2811
C0AABA000009
DUAL OP AMP
C2121
100P
C2872
0.01
C2220
50V4.7
C2120
50V4.7
R2120
1K
C2222
47P
C2122
47P
R2121
27K
+9.0V
-9.0V
-9.0V
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 13
Q2815, Q2816
B1GDCFGA0018
MUTING SWITCH
Q2816
TO
POWER CIRCUIT (CN5801) ON
SCHEMATIC DIAGRAM - 23
TO
POWER CIRCUIT (CN5800) ON
SCHEMATIC DIAGRAM - 23
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
C3617
10V220
C3618
10V220
W2127
0
W2128
0
W2130
0
W2131
0
1
2
7
8
3
6
4
5
1
2
7
8
3
6
4
5
12
7
8
3
6
4
5
17
SA-VK825DGC

N
12
123
654
R2055
0
MIX_MUTE
MIX_L
MIX_R
KA_LIN
KA_RIN
TUN_R
TUN_L
AUX_R
AUX_L
PBR
PBL
+7.5V
FRONT_R
FRONT_L
-7.5V
SR
SL
CENT
EXT_L
EXT_R
SS_C
SS_S
SUBW
IC2812
C1BB00000845
ASP IC
R3630
3.3K
R3631
3.3K
Q2919
B1GFGCAA0001
MUTING SWITCH
R2204
6.8K
R2104
6.8K
R2203
3.3K
R2103
3.3K
R2130
8.2K
R2230
8.2K
R2213 10K
R2113 10K
R2056
0
R2998
0
R2200 1.8K
R2100 1.8K
C2117 0.22
R2608 15K
R2400 12K
R2101
18K
C2954
50V10
R2609
220K
C2225 0.039
R2300 12K
R2404
47K
R2603
10K
R2502
10K
C2944
0.01
C2304
10P
C2608 50V0.47
C2118
3900P
C2509 50V0.47
C2953
0.22
R2503
1K
R2057
0
R2558
47K
R2052
0
R2124 12K
R2600 10K
C2216 0.22
C2218
3900P
R2054
0
C2404
10P
R2205
18K
C2215
0.47
R2501
4.7K
R2222
68K
R2223 47K
R2401
4.7K
R2122
68K
R2601
6.8K
R2201
18K
C2116 0.22
R2505
10K
C2916
16V100
R2611
10K
C2311 50V0.47
R2604
33K
R2202
8.2K
C2123
0.033
C2223
0.033
C2217 0.22
C2963
10V47
C2947 1000P
R2058
0
R2303
2.2K
C2411 50V0.47
C2115
0.47
R2053
0
R2102
8.2K
C2948 1000P
R2302
10K
C2516
10P
R2117
3.3K
R2301
4.7K
R2084
0
R2614 68K
R2305
4.7K
R2304
47K
R2602
10K
C2201
220P
C2915 0.22
R2504
33K
C2124
0.039
R2217
3.3K
C2914
0.22
C2610
1000P
C2962
10V47
R2105
18K
C2101
220P
R2224 12K
R2612 8.2K
R2605
3.3K
R2500 12K
R2405
4.7K
SS_DAT
SS_CLK
+7.5V
-7.5V
LINE_ROUT
LINE_LOUT
EXT_L
EXT_R
SS_S
SS_C
LIN MICIN LF RSIN LSIN RCIN LCIN SF RIN RF
DGND
AGND
SOUT
ROUT COUT
VCC
VEE
CLOCK
LOUT
DATA
IC2800
C1BB00000979
ANALOG SURROUND IC
C2114 10V1
C2857
16V10
R2091
0
C2140 0.082
C2138 16V10
C2238 16V10
R2139
12K
C2237 0.022 C2320 10V0.1
R2115
8.2K
R2239
12K
C2213
0.15
C2112 50V1
C2212 50V1
C2522 10V0.1
C2137 0.022
C2239
3300P
R2215
8.2K
C2858
16V10
C2139
3300P
C2214 10V1
C2113
0.15
R2116
22K
R2216
22K
SW5V
-9.0V
DCDET
FAN
C2991
16V10
R2069
0
D2918
B0ACCK000005
CN2816
Q2915
C2992
10V10
R2595
10K
R2459
3.3K
Q2914
2SD0592ARA
SWITCH
R2599
120K
D2919
R2594
10 R2067
0
C2988
0.01
R2460
2.2M
Q2913
R2598
10K
R2456
4.7K
R2455
1K
C2989
0.01
R2597
220K
R2457
4.7K
R2454
100K
R2070
0
D2917
Q2916
R2596
1.2K
C2990
16V100
R2453
100
D2917, D2919
B0ACCK000005
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 14
TO
BOTTOM
FAN
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: AUX SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: FM/AM SIGNAL LINE
Q2913
2SD0601AHL
DETECT SWITCH
Q2915
2SB0709AHL
FAN MOTOR DRIVE
Q2916
2SB0709AHL
FAN MOTOR DRIVE
R2155
12K
R2254
12K
R3626
1K
R3627
1K
R3640 0
R3641 0
W2099
0
W2096
0
W2095
0
W2091 0
W2090 0
C3620 0.056
C3621
0.056
C3622
0.056
12
19
20
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
123456789
21
22
23
24
25
26
27
28
29
52
53
54
55
56
57
58
59
60
72
73
74
75
76
77
78
79
80
10
51
30
71
11
50
31
70
12
49
13
48
32
69
33
68
14
47
15
46
16
45
34
67
35
66
36
65
17
44
18
43
19
42
20
41
37
64
38
63
39
62
40
61
18
SA-VK825DGC

N
12
14
13
12
11
10
2
4
6
8
9
7
5
3
1
Q2917
B1ABEB000002
SWITCH
CE
RCH
LCH
TU_SCL (PLL_CK)
TU_SDA (PLL_DA)
TU_SD
+15V
TU_ST/DO
+7.5V
SUB+BGND
OUT_LS
OUTFR
OUTFL
BASS
REC
HPOUT_FL
PBL
PBR
PBR
+7.5V
TU_SDA
+15V
AGND
ASP_CK
ASP_DA
TU_SCL
CE
FR_R
FL_L TUN_R
+9.0V
TU_ST_DO
HPOUT_FR
TUN_L
OUT_RS
DECK1_H
MOT_01
MOT10V
MOT10V
REC_01
REC_01
+15V
+15V
REC_R
REC_L
5V
MOT_01
REC_01
MOTOR
LINE_LOUT
LINE_ROUT
OUT_SW
OUT_C
-9.0V
DECK1_H
MOT_01
R2098 0
R2691
1K
R2692
10K
C2913 0.1u
R2610 2.7K
C2609
50V10
R2097
0
R2233 0
R2138
33K R2232
470
C2903
0.01
R2678 10K
R2133 0
R2613 68K
C2134
1000P
R2132
470
R2607
3.9K
R2062 0
D2818
B0ACCK000005
R2060 0
W3009
0
L2804
G0C101JA0052
R2131 33K
R2065 0
Q2703
B1GDCFJJ0047
DECK MOTOR SWITCH
D2809
B0ACCK000005
C2607
0.01
R2061 0
CP6803
R2229 100
R2238
33K
R2231 33K
Q2704
B1GDCFJJ0047
MOTOR SWITCH
R2064 0
R2606
10K
R2066 0
R2129 100
C2234
1000P
PBL
-9.0V
DCDET
FAN
R2590
0
R2068
0
C2986
16V10
Q2911
2SB0709AHL
FAN MOTOR DRIVE
R2587
2.2M
R2581
1.2K
Q2910
2SD0601AHL
DETECT SWITCH
R2592
100K
D2914
CN2815
R2588
4.7K
R2582
100K
Q2909
2SD0592ARA
SWITCH
R2593
4.7K
C2983
0.01
R2589
3.3K
R2583
220K
R2585
120K
C2987
10V10
C2984
0.01
D2916
Q2912
R2584
100
R2586
10K
R2580
10
C2985
16V100
R2591
1K
D2915
B0ACCK000005
D2914, D2916
B0ACCK000005
SW5V
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 15
TO
TOP
FAN
TO
MAIN (TUNER)
CIRCUIT
(1A) ON
SCHEMATIC
DIAGRAM - 9
TO
DECK CIRCUIT
(CN1001) ON
SCHEMATIC
DIAGRAM - 22
TU_SD
1B
J
I
H
G
F
E
D
A
B
C
TGND
: -B SIGNAL LINE
: +B SIGNAL LINE
: MAIN SIGNAL LINE
: FM/AM SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
Q2912
2SB0709AHL
FAN MOTOR DRIVE
Q2911
C2650
0.47
R2693
10K
K2905
K2906
K2905, K2906
ERJ3GEY0R00V
W3008
0
W3006
0
W3007
0
W2087
0
W2104
0
W2103
0W2101
0
19
SA-VK825DGC

VCC
RREFC
VREFC
BIASC
DIFOUT
CIN
NC NC
AIN
BASS
LINE_ROUT LINE_LOUT
KEY1
OPEN_SW
KEY2
KEY3
SPE
PLAY_SW
ST_SW
OP_CL_REV
OP_CL_FWD
POSITION
DVREF+
SYS6V
VREF+
VREF+
DECK2
PHOTO_2
PHOTO_1
SP_C SP_B SP_A DVREF+ SPE
C2752
1000P
R2658
1K C2719 0.01
R2797 100
R2661
10K
IC2817
C1BB00000086
SPEAKER ANALYZER IC
C2745 0.01
R2708 100
C2751
470P
R2675
10K
C2726 100P
R2924 100K
R2253
330K
R2672 100
R2791 1K
R2086 0
C2722
10V22
R2688
100K
C2961
1000P
C2725 100P
R2847
10K
R2911
47K
R2748
10K
R2957
680
C2746 0.01
R2723
3.3K
C2743
1000P
R2926 100
C2724 100P
R2990
10K
R2798 100
C2749 50V0.1
C2977
470P
R2685 100K
C2973
16V100
C2728 100P
D2910
B0ACCE000003
R2792 1K
C2981
470P
R2912
47K
C2723 100P
C2744
0.01
C2747 50V0.1
C2748 50V0.1
C2721
0.01
L2802
ERJ3GEY0R00V
R2662
4.7K
D2908
B0ACCK000005
R2910
4.7K
C2720
470P
R2850
4.7K
C2982
470P
R2078
0
R2683 100K
C2718
470P
R2154
330K
C2727 100P
R2079
0
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 16
: +B SIGNAL LINE
R3634
10K
LEDCONT
12
17 18
3
16
4
15
5
14
6
13
7
12
8
11
9
10
20
SA-VK825DGC