Sony BRAVIA DAV-HDX275 User manual

SERVICE MANUAL
Published by Sony Techno Create Corporation
Sony Corporation
DAV-HDX275/HDX277WC/HDX279W/
HDX475/HDX576WF/HDX675
DVD HOME THEATRE SYSTEM
9-887-990-01
2008B05-1
© 2008.02
US Model
DAV-HDX275/HDX277WC/
HDX279W/HDX576WF
Canadian Model
DAV-HDX475/HDX675
E Model
Australian Model
DAV-HDX275
Ver. 1.0 2008.02
• DAV-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/
HDX675 are composed of the following models.
As service manuals are issued for each component model, please
refer to them.
Audio Business Group
SPECIFICATIONS
COMPONENT MODEL NAME
DAV-HDX275 DAV-HDX
277WC DAV- HDX279W DAV-HDX475 DAV-HDX 576WF DAV-HDX675
DVD Receiver HCD-HDX275 HCD-HDX
277WC HCD- HDX279W HCD-HDX475 HCD-HDX 576WF HCD-HDX675
Front Speaker SS-TS81 SS-TS81 SS-TS81 SS-TS82 SS-TS82 SS-TS82
Center Speaker SS-CT80 SS-CT80 SS-CT80 SS-CT80 SS-CT80 SS-CT80
Surround Speaker SS-TS80 SS-TS80 SS-TS80 SS-TS80 SS-TS80 SS-TS82
Subwoofer SS-WS82 SS-WS82 SS-WS82 SS-WS82 SS-WS82 SS-WS82
Surround amplifier – – TA-
SA100WR –TA- SA100WR –
S-AIR Receiver – AIR-SA10 – – AIR-SA10 –
DIGITAL MEDIA
PORT adapter TDM-iP10 TDM-iP10 TDM-iP10 TDM-iP10 TDM-iP10 TDM-iP10
Note 1: TDM-iP10 is attached only to the North American models.
Note 2: As for TDM-iP10, the part number has been described to this service manual.
General
Power requirements Unpacking • Front spekers (2)
• Center speker (1)
• Surround spekers (2)
• Subwoofer (1)
• AM loop antenna (aerial) (1)
• FM wire antenna (aerial) (1)
• Speaker cords (6, red/white/green/gray/blue/purple)
• Video cord (1)
• Remote commander (remote) (1)
• R6 (size AA) batteries (2)
• Calibration mic (1)
• Foot pads (1 set)
• Posts (2: HDX475/HDX576WF, 4: HDX675)
• Bases (2: HDX475/HDX576WF, 4: HDX675)
• Mounting plates (2: HDX475/HDX576WF, 4: HDX675)
• Post covers (2: HDX475/HDX576WF, 4: HDX675)
• Screws (large, with washer) (4: HDX475/HDX576WF, 8: HDX675)
• Screws (small) (6: HDX475/HDX576WF, 12: HDX675)
• Surround amplifier (1) (HDX279W/HDX576WF)
• Speaker cord cover (1) (HDX279W/HDX576WF)
• Speaker cord holder (1) (HDX279W/HDX576WF)
• Wireless transceiver for the unit (1: HDX277WC, 2: HDX576WF)
• DIGITAL MEDIA PORT adapter (TDM-iP10) (1)
(North American models only)
• Operating Instructions
• Speaker and TV connections (card)
• S-AIR recevier (AIR-SA10) (1) (HDX277WC/HDX576WF)
• Wireless transceiver for the S-AIR receiver (AIR-SA10) (1)
(HDX277WC/HDX576WF)
• Operating Instructions of the S-AIR receiver (AIR-SA10)
(HDX277WC/HDX576WF)
Power consumption
HCD-HDX275/HDX277WC/HDX475/HDX675
On: 165 W
North American models: 120 V AC, 50/60 Hz
Other models: 220 V - 240 V AC, 50/60 Hz
Standby: 0.3 W (at the
Power Saving mode)
HCD-HDX279W/HDX576WF
On: 125 W
Standby:0.3W(atthe
Power Saving mode)
Output voltage (DIGITAL MEDIA PORT)
DC 5 V
Output current (DIGITAL MEDIA PORT)
700 mA
Dimensions (approx.) 430 mm × 85 mm × 420
mm (17 in × 3 3/8in ×
16 5/8in) (w/h/d) incl.
projecting parts
Mass (approx.) 5.2 kg (11 lb 8 oz)
Wireless transceiver (EZW-RT10)
(DAV-HDX277WC/HDX279W/HDX576WF only)
Communication system S-AIR Specification
version 1.0
Output 12.0 mW
Frequency band 2.4000 GHz - 2.4835 GHz
Modulation method DSSS
Power requirements DC 3.3 V, 350 mA
Dimensions (approx.) 50 mm × 13 mm × 60 mm
(2 in ×
h/d)
17/32 in × 2 3/8in) (w/
Mass (approx.) 24 g (1 oz)
Design and specifications are subject to change without notice.
– Refer to the following page for a parts list –

SERVICE MANUAL
Sony Corporation
Audio Business Group
Published by Sony Techno Create Corporation
SPECIFICATIONS
DVD RECEIVER
9-887-987-01
2008B05-1
© 2008.02
US Model
HCD-HDX275/HDX277WC/
HDX279W/HDX576WF
Canadian Model
HCD-HDX475/HDX675
E Model
Australian Model
HCD-HDX275
Ver. 1.0 2008.02
Model Name Using Similar Mechanism HCD-HDX265
DVD Mechanism Type CDM81C-DVBU101
Optical Pick-up Block Name KHM-310CAB or
KHM-313CAB
• HCD-HDX275 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX275.
• HCD-HDX277WC is the amplifier section,
super audio CD/DVD system, tuner section
and video section in DAV-HDX277WC.
• HCD-HDX279W is the amplifier section,
super audio CD/DVD system, tuner section
and video section in DAV-HDX279W.
• HCD-HDX475 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX475.
• HCD-HDX576WF is the amplifier section,
super audio CD/DVD system, tuner section
and video section in DAV-HDX576WF.
• HCD-HDX675 is the amplifier section, super
audio CD/DVD system, tuner section and
video section in DAV-HDX675.
HCD-HDX275/HDX277WC/HDX279W/
HDX475/HDX576WF/HDX675
Photo: HCD-HDX275
– Continued on next page –
This product incorporates copyright protection technology that is
protected by U.S. patents and other intellectual property rights.
Use of this copyright protection technology must be authorized by
Macrovision, and is intended for home and other limited viewing
uses only unless otherwise authorized by Macrovision. Reverse
engineering or disassembly is prohibited.
This system incorporates with Dolby* Digital and Dolby Pro Log-
ic (II) adaptive matrix surround decoder and the DTS** Digital
Surround System.
* Manufactured under license from Dolby Laboratories.
“Dolby”, “Pro Logic”, and the double-D symbol are trade-
marks of Dolby Laboratories.
** Manufactured under license from DTS, Inc.
“DTS” and “DTS Digital Surround” are registered trademarks
of DTS, Inc.
This system incorporates High-Definition Multimedia Interface
(HDMITM) technology.
HDMI, the HDMI logo and High-Definition Multimedia Interface
are trademarks or registered trademarks of HDMI Licensing LLC.
“BRAVIA” and are trademarks of Sony Corpora-
tion.
“S-AIR” and its logo are trademarks of Sony Corporation.
AUDIO POWER SPECIFICATIONS
for the US model
POWER OUTPUTAND TOTAL HARMONIC
DISTORTION:
With 3 ohms loads, both channels
driven, from 180 - 20,000 Hz; rated
84 watts per channel minimum
RMS power, with no more than
0.7% total harmonic distortion from
250 milli watts to rated output.
Amplifier Section (EXCEPT HCD-HDX279W/HDX576WF)
Surround mode (reference) RMS output power
FL/FR/C/SL/SR*: 143 watts (per
channel at 3 ohms, 1 kHz, 10%
THD)
Subwoofer*: 285 watts (at 1.5
ohms, 80 Hz, 10% THD)
Amplifier Section (HCD-HDX279W/HDX576WF)
Surround mode (reference) RMS output power
FL/FR/C*: 143 watts (per channel
at 3 ohms, 1 kHz, 10% THD)
Subwoofer*: 285 watts (at 1.5
ohms, 80 Hz, 10% THD)
* Depending on the decoding mode settings and the source,
there may be no sound output.
Inputs (Analog)
TV/VIDEO (AUDIO IN) (EXCEPT HCD-HDX576WF)
Sensitivity: 450/250 mV
TV (AUDIO IN) (HCD-HDX576WF)
Sensitivity: 450/250 mV
SAT/CABLE (AUDIO IN) (HCD-HDX576WF)
Sensitivity: 450/250 mV
AUDIO IN Sensitivity: 250/125 mV
Inputs (Digital)
TV/VIDEO (COAXIAL IN/OPTICAL IN) (EXCEPT HCD-
HDX576WF) Impedance: 75 ohms/-
TV (COAXIAL IN/OPTICAL IN) (HCD-HDX576WF)
Impedance: 75 ohms/-
Outputs (Analog)
Phones Accepts low- and high-impedance
headphones.
Super Audio CD/DVD System
Laser Semiconductor laser
(Super Audio CD/DVD: λ= 650
nm)
(CD: λ= 790 nm)
Emission duration: continuous
Signalformat system NTSC
Tuner Section
System PLL quartz-locked digital synthe-
sizer
FM tuner section
Tuning range
North American models: 87.5 MHz - 108.0 MHz (100 kHz
step)
Other models: 87.5 MHz - 108.0 MHz (50 kHz
step)
Antenna (aerial) FM wire antenna (aerial)
Antenna (aerial) terminals 75 ohms, unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
North American, Mexican, and Latin American
models:
530kHz - 1,710kHz (with the
interval set at 10kHz)
531kHz - 1,710kHz (with the
interval set at 9kHz)

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
2828
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - RF SERVO/VIDEO Section -
DQ0 – DQ7
HD0 – HD7
A-1,A0 – A20
HA0 – HA21
OPTICALPICK-UP
BLOCK
RFAMP, SERVO DSP,
MPEG DECODER,
HDMI TRANSMITTER
IC1101
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC1201
AUTOMATIC POWER
CONTROL (FOR CD)
Q1102-1
DVDRFIP
10
DVDA
6DVDB
7DVDC
8DVDD
9
RF
MA11 MB
12 MC
13 MD
14
VOA/A
VOB/B
VOC/C
VOD/D
TNI17VOE/E+G TPI18VOF/F+H
V2O28VC
LDO122LD (780)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q1102-2 LDO2
21LD (650)
FOO41
CD ON
SWITCH
Q1101-1
DVD ON
SWITCH
Q1101-2
VR (780)
MSW
LIMITSW
54 52
53
VR (650)
FCS+
MSW
MDI119 MDI2
20
PD
LIMIT
Q1103
XROMCSCE
SD-RAM
IC1104
X1101
27MHz
36
FCS– 37 1
TRO
40
TRK+ 35
TRK– 34 4
FMO
37
SL+ 29
SL– 30 10
DMO
36
SP+ 27
SP– 28
31
32
41
46
47
13
OP_INP
35
45
BCK
ABCK
226
ALRCK
223
ACLK
225
79, 80,
82 – 86, 89
29, 31, 33, 35,
38, 40, 42, 44
92, 77, 56 – 62, 74 – 67,
91, 63, 64, 75, 87
45, 25 – 18, 8 – 1,
48, 17, 16, 9, 10
DQ0 – DQ15
RD0 – RD15
A0 –A11
RA0 – RA11
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
121 – 119, 117 – 113,
129 – 122 140, 141, 143, 144, 155 – 150, 139, 149
23 – 26,
29 – 34, 22, 35
76
XTALI
239
26
XRDOE
78
28
XWRWE
66
11
RESET
12
BA0 BA0
137
20
BA1 BA1
138
21
DRCLK CLK
146
38
CKE CLKE
147
37
DQM0 LDQM
111
15
DQM1 UDQM
132
39
RAS /RAS
135
18
CAS /CAS
134
17
RCS /CS
136
19
RWE /WE
133
DIR_DO
231
16
• SIGNAL PATH
: CD/DVD PLAY
:AUDIO
:VIDEO
FOCUS
COILDRIVE
TRACKING
COILDRIVE
SLED
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
REGULATOR
MUTE123MUTE123 157
19
MUTEMUTE34 158
20 TSD_MTSD-M 130
22
IOPMON
3940
8
PS 21
BUFFER
BUFFER
RF+3.3V
SDASDA
102
5
SCLSCL
101 112
6
EEWPWE
7
REGO2
REGO1
DVD_SOD IFSDO
32
97
DVD XIFCS xIFCS
37
99
51
DVD_SID IFSDI
31
M_ST
52
100
DVD_SCO IFSCK
33
98
DVD_XIFBUSY IFBSY
34
110
MTK_RST XSYSRST
38
V_SEL1
83
108
SYSTEM CONTROLLER
IC501 (1/5)
LRCK
MCK
D2
D3
D1
189
C
191
Y
183
B/Cb/Pb
185
Y/G
182
R/Cr/Pr
VIDEOAMP, 75 ohm DRIVER
IC404
10 CY IN
12 Cb IN
14 Cr IN
4CVBS IN
2C IN
6Y IN
3
MUTE1
13
MUTE2
5
YC_MIX
V_SEL0
82
KHM-310CAB
or
KHM-313CAB
J404
COMPONENT
VIDEO OUT
Y
PB/CB
PR/CR
J402 (1/2)
23
CVBS OUT
20
CY OUT
18
Cb OUT
16
Cr OUT
VIDEO OUT
FLASH ROM
IC1102
EEPROM
IC1103
XTALO
238
A
AUDIO_BUS
HDMI_BUS
D-2
D-4
C
D
F
XRST
204
ASDATA2
205
ASDATA1
203
ADIN(DATA)
DIR_AUDIO
202
ASDATA0
ASDATA3
DMPORT_VIDEO
(HCD-HDX576WF) (EXCEPT HCD-HDX576WF)
E
V_SEL2
TX0P
TX0N
TX1P
TX1N
TX2P
TX2N
TCKP
TCKN
HTPLG
174
173
177
176
179
171
170
DDC_DA
DDC_CLK
TX0P
TX0N
TX1P
TX1N
TX2P
TX2N
TCKP
TCKN
HPD
SDA
SCL
159
161
MC_DATA(ADIN) 206
162
180
222 BUFFER
IC4502
AUDIO SELECTOR
IC3003
1A
2B 6
A/B 5Y
B
VinL
14
13
VinR
BCK 7
LRCK 6
8
SCKI
A/D CONVERTER
IC707
9DOUT M
AUDIO1
R-CH
DIGITALAUDIO
INTERFACE RECEIVER
IC702
DO (O)
35 36
DI (I) CL(I)
38
CE (I)
3714
BCK (O) LRCK (O)
15
CKOUT (O)
13
CSFLAG (O)
25
ERROR (O)
34
XSTATE (O)
17
XMODE (I)
48
DIR_DI
230
DIR_CL
227
DIR_CE
221
SPBCK
200
SPLRCK
201
SPMCK
198
DIR_CSFLAG
214
DIR_ERROR
DIR_XSTATE
198
5DIN2 (I)
OPTICAL
RECEIVER
IC301
TV
DIGITAL IN
OPTICAL
TV
DIGITAL IN
COAXIAL
TV/VIDEO
DIGITAL IN
OPTICAL
TV/VIDEO
DIGITAL IN
COAXIAL
J302
4DIN1 (I)
WAVE
SHAPER
IC302
XIN (I)
22
XOUT (O)
21
X701
12.288MHz
16 DATA(O)
24 AUDIO- (O)
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HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
2929
6-2. BLOCK DIAGRAM - CHANGER/HDMI/DMPORT Section -
TX0P
TX0N
TX1P
TX1N
TX2P
TX2N
TCKP
TCKN
7TMDS DATA0 +
HDMI OUT
9TMDS DATA0 –
4TMDS DATA1 +
6TMDS DATA1 –
1TMDS DATA2 +
3TMDS DATA2 –
10 TMDS CLOCK +
12 TMDS CLOCK –
16 SDA
15 SCL
18 +5V POWER
19 HPD
HPD
CN1701
5RXD
6TXD
7DET
13 Lch
14 RchR-CH
17 VIDEO
CN204
DMPORT
LEVELSHIFT
IC1705
LINEAMP
IC202
LEVELSHIFT
Q1701
13 CEC
+5V
REGULATOR
IC1707
SW+9V
SDA
SCL
CHDMI BUS
DMPORT_VIDEO
G
D
DMPORT_L
F
XRST
IO_DI
P0FIN
CHANGER CONTROL
IC650
247P1RIN 23
OUT1
4OUT2
2 9
LD/ST MOTOR DRIVER
IC701
M761
(LD/ST MOTOR)
D SENSOR
IC751
(ST U/D)
ROTARY
ENCODER
S781
M
P4FIN 207P5RIN 19
P8
12
OUT1
4OUT2
2 9
BU U/D MOTOR DRIVER
IC711
M762
(BU U/D MOTOR) M
S761 (SUB TRAY OUT)
P11
9
S731 (SUB TRAY IN)
S721 (MAIN TRAY IN/OUT)
P10
10
P911
P12
IN
OPEN 8
86
DMPORT_TX_OUT 30
DMPORT_RX_IN 29
DMPORT_DET 89
DI1
26
IO_CLK 88 CLK3
IO_CE 84 LATCH4
IO_RESET 85
DO1 15
DO2 25
CLKO 14
LATCHO 13
RESET_B
2
CEC_TX_OUT 22
CEC_RX_IN 3
HDMI_PCONT 63
IO-DO 87
CHANGER CONTROL,
AUDIO/VIDEO CONTROL
IC651
DI1
26 DI2
16
CLK
3LATCH
4RESET_B
2
DISC SENSOR
Q751
DO2 25
9 – 12
P11 – P8
(MD)
ROTARY
ENCODER
S771
5 – 8
P15 – P12
SYSTEM
CONTROLLER
IC501 (2/5)
• SIGNAL PATH
:AUDIO
:VIDEO
• R-CH is omitted due to same as L-CH.
CEC DATA
SWITCH
Q9724, 9726,
Q9728, 9729
P6 18
P7 17 A_SEL0
A_SEL1
P4 20
P5 19 A_SEL2
A_SEL3
P2 22
P3 21 A_SEL4
A_SEL5
E
J
P1 23 V_SEL2
A_SEL
LEVELSHIFT
IC1706
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HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3030
6-3. BLOCK DIAGRAM - TUNER/S-AIR Section -
A_SEL4 A_SEL5 A_SEL0 A_SEL1 A_SEL2 A_SEL3
AUDIO SELECTOR
IC411
R-CH
R-CH
72 ST_DI
91
MONO/ST_DET
90
A.CAL_MIC
_LEVEL
28
DC_CONT
70 ST_DO
69 ST_CLK
71 ST_CE
68 TUNED
R-CH
TUNER (FM/AM)
AM
FMANT
AMANT
L-CH
R-CH
DIN
TUNED
DO
CLK
CE
FM 75Ω
COAXIAL
ANTENNA
4Y3
2 3Y2 Y
1Y0
10
A9 B
J405
(HCD-HDX576WF)
(EXCEPT HCD-HDX576WF)
J402 (2/2)
TV
AUDIO IN
TV/VIDEO
AUDIO IN L
RR-CH
SAT/CABLE
AUDIO IN
L
RR-CH
Q413 Q412
LINEAMP
IC410
XIN
15
XOUT
13
S-AIR_ADC_SEL
54
S-AIR_RST(SRC RST)
58
S-AIR_I2C_SDA
77
S-AIR_I2C_SCL
78
S-AIR_GPIO_2
67
X501
5MHz
SYSTEM CONTROLLER
IC501 (3/5)
• SIGNAL PATH
: TUNER
:AUDIO
• R-ch is omitted due to same as L-ch.
:AUDIO IN
AUDIO IN/
A.CALMIC
J100
5Y1
DATASELECTOR
IC801
31B
24
1A 1Y
72Y
93Y
62B
1
SEL
52A
10 3B
11 3A
ASYNC SAMPLE
RATE CONVERTER
IC804
6LRCKI
423
SDIN SDOUT
25BCKO
24LRCKO
5BCKI
13
RST
2
RCKI
ASYNC SAMPLE
RATE CONVERTER
IC803
6LRCKI
423
SDIN SDOUT
25BCKO
24LRCKO
5BCKI
13
RST
2
RCKI
LINEAMP
IC104
LINEAMP
IC105
MUTING
Q115
MUTING
CONTROL
Q111
GAIN
CONTROL
Q112, 113
MIC_GAIN
26
GDMPORT_L
JA_SEL
AUDIO SELECTOR
IC409
5
3
Y1
Y
11 Y0
10
A9 B
2Y2
AUDIO SELECTOR
IC407
5
3
Y1
Y
11 Y0
10
A9 B
2Y2
A/D CONVERTER
IC805
9VOUT
8BCK
7LRCK
13 VINL
Q409 Q408
D4
D2
BCK
LRCK
Q411 Q410
B
M
K
X800
12.288MHz
OSC BUFFER
IC802
17 BCK
15 LRCK
12 RESET
RESN
GPI02
I2D_SCL
I2D_SDA
GND
ADC_SEL
Lch
Rch
SD1
SD2
BCK1
BCK2
LRCK1
LRCK2
7INIT
11 I2D_SCL
14
3I2D_SDA
GND (for DET)
CN803
EZW-RT10
CN113
EZW-T100
13 SDIN_B(Surr)
20
7
11
19
18
15
26
24
23
14
4
12
16
2
SDIN_A(2nd)
(HCD-HDX277WC/HDX279W/HDX576WF)
AUDIO1
6
SCKI
25
R-CH
(HCD-HDX275/HDX475/HDX675)
EEPROM_SDA/I2C_DATA
EEPROM_SCL/I2C_CLK
47 48
EEPROM
IC510
5 6
SDA SCL
(MIC_/A.CAL_SW)/
(HP_SW and MIC2_SW)/S-AIR_DET
66
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HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3131
6-4. BLOCK DIAGRAM - AMP Section -
DIGITAL POWERAMP
IC3150
TB100
31 11DATA
LAT1
INIT
SOFTMUTE
SCDT
SHIFT
OUTL1(+)
9OUTL2(–)
6OUTR1(+)
4OUTR2(–)
48XFSOIN
37FSOCKO 38FSOI
14XFSOOUT
OVER LOAD
DETECT
Q3151, 3152
SYSTEM CONTROLLER
IC501 (4/5)
SPEAKER
TB3901
SPEAKER
FRONT L
FRONT R
SUR L
SUR R
SUB
WOOFER
CENTER
MCK
BCK
LRCK
OVF1
DC DETECT
Q3551
M+12V
+32V
D3551
AAUDIO_BUS
R
DIAG
STREAM PROCESSOR
IC3010
6 PWM_A OUT_A
14
5
PWM_B
/RESET 4
/SD
36 XFSIIN
30 BCK
29 LRCK
HPOUTL1
HPOUTL2
HPOUTR1
HPOUTR2
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
25 FLAGLOVF
D1
HP_SW
HP_MUTE
OVER LOAD
DETECT
Q3201, 3202
OVER LOAD
DETECT
Q3301, 3302
OVER LOAD
DETECT
Q3251, 3252
65
56
49
X3051
49.152MHz
R-CH
OSC BUFFER
IC3051
31 11DATA
LAT2
INIT
SOFTMUTE
SCDT
SHIFT
OUTL1(+)
9OUTL2(–)
48XFSOIN
38FSOI
14XFSOOUT
31 11DATA
LAT3
INIT
SOFTMUTE
SCDT
SHIFT
OUTL1(+)
9OUTL2(–)
6OUTR1(+)
4OUTR2(–)
48XFSOIN
38FSOI
MCK
BCK
LRCK
OVF2
STREAM PROCESSOR
IC3030
36 XFSIIN
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
OVF1 25 FLAGLOVF
D3D1
D2
D3
MCK
BCK
LRCK
OVF1
STREAM PROCESSOR
IC3020
36 XFSIIN
30 BCK
29 LRCK
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVFFLAGR
D2
DAMP_LATCH1 LAT2
LAT1
SHIFT
SCDT
DAMP_LATCH2
1
2
DAMP_SCD
DAMP_SHIFT
LAT3
66
53
JACK2 HP_SW
HP_MUTE HP_MUTE
DAMP_LATCH3
19
A.CAL_OUT_LEVEL
INIT
44
51
50
45
DAMP_INIT SOFTMUTE
DAMP_SOFT_MUTE OVF1
OVERFLOW1 OVF2
OVERFLOW2
42
DRIVE_RST (EN) 43
DRIVE_OCP (DIAG)/
POWER_DET 57
DC_DET
28 – 30
OUT_B 25 – 27
DIGITAL POWERAMP
IC3300
6 PWM_A OUT_A
14
5
PWM_B
/RESET 4
/SD
28 – 30
OUT_B 25 – 27
PROTECT DETECT
Q3552 –3555
DIGITAL POWERAMP
IC3400
14 PWM_B OUT_B
6
5
PWM_A
/RESET 4
/SD
25 – 27
OUT_A 28 – 30
DIGITAL POWERAMP
IC3250
6 PWM_A OUT_A
14
5
PWM_B
/RESET 4
/SD
28 – 30
OUT_B 25 – 27
DIGITAL POWERAMP
IC3500
14 PWM_B OUT_B
6
5
PWM_A
/RESET 4 /SD
25 – 27
OUT_A 28 – 30
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
L.P.F.
• SIGNAL PATH
:AUDIO
MM3000
(FAN)
+
–
TB101
SPEAKER
FRONT L
+
–
+
–
+
–
+
–
+
–
K
6OUTR1(+)
4OUTR2(–) R-CH
R-CH
R-CH
BCK
LRCK
BCK
LRCK
FAN MOTOR
DRIVE
Q3000 – 3002
25 FLAGLOVF
PHONES
J101
(HCD-HDX279W/HDX576WF)
HCD-HDX275/
HDX277WC/
HDX475/HDX675
• R-CH is omitted due to same as L-CH.
45
43
41
39
HEADPHONE
AMP
IC3001
MUTING CONTROL
Q3081
MUTING
Q117, 119 MUTING Q116, 118
+
–
FRONT R
R-CH +
–
D3071
D3072
D3073
(Page 28)
(Page 30)
(Page 32)

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3232
6-5. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
POWER CONTROL
IC921
D902 DZ904
D908
D906, 907
D905
RESET
SYSTEM CONTROLLER
IC501 (5/5)
AMP+32V
RESET
SWITCH
Q503
8CLK 9STB
7DIN
ND100
FLUORESCENT
INDICATOR
TUBE
GR1 – GR12 SG2 – SG16
42 – 31 15 – 29
24 FL_D_OUT/LED_DATA
21 FL_CLK/LED_CLK
23 FL_STB
81 LED_LATCH
FLUORESCENT INDICATOR
TUBE DRIVER
IC100
4CLK 5LCK
3DATA
LED DRIVER
IC103
Q8
Q9
15(ORG)
(GRN) 14
D108
DISC 1
Q6
Q7
13(ORG)
(GRN) 12
D107
DISC 2
Q4
Q5
11(ORG)
(GRN) 10
D106
DISC 3
Q2
Q3
9(ORG)
(GRN) 8
D105
DISC 4
Q0
Q1
7(ORG)
(GRN) 6
D104
DISC 5 LED DRIVE
Q101
LED DRIVE
Q102
LED DRIVE
Q103
LED DRIVE
Q104
LED DRIVE
Q105
LED DRIVE
Q106
LED DRIVE
Q107
LED DRIVE
Q108
LED DRIVE
Q109
LED DRIVE
Q110
KEY0 – KEY2
S100 – 111, 922
(FRONT & TOP PANEL KEY)
97, 95, 94
SIRCS_IN
REMOTE CONTROL
RECEIVER
IC101 4
EN_B
11 EN_A
10
KEY INT
74
(AC IN)
F901
LINE FILTER
LF901, 902
RECT
D901
TH901
9D
7VIN
4VCC
1ZC
2FB
POWERCONTROL
IC901
3D
5 FB/OLP
1OCP/
SYNC
4VCC
RIPPLE FILTER
Q922
ISOLATOR
PC902
ISOLATOR
PC901
ISOLATOR
PC903
B+ SWICH
Q901
T903
SUB POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
D910
RECT
D931
RECT
D912
A+12V, M+12V
A+9V
POWER ON/OFF
CONTROL
Q943, 947, 949, 950
SHUNT
REGULATOR
IC931
SHUNT
REGULATOR
IC922
ISOLATOR
PC904
+12V
REGULATOR
IC941
RECT
D916
M+9V
AUDIO+5V
LED+6V
B+ SWITCH
Q945
RECT
D911
RECT
D947
+5V
REGULATOR
IC505
+9V
REGULATOR
IC413
SERVO DSP+1.8V
S-AIR+3.3V
+1.8V
REGULATOR
IC3050
S-AIR RT+3.3V
(HCD-HDX277WC/HDX279W/HDX576WF)
(HCD-HDX275/HDX475/HDX675)
S-AIR CON+4V
AMP+1.8V
E+3.3V
+1.8V
REGULATOR
IC1110
RESET SIGNAL
GENERATOR
IC503
RF+3.3V
DMPORT+5V
SW+9V
+5V
REGULATOR
IC201
+5V
REGULATOR
IC502
+3.3V
REGULATOR
IC102
+3.3V
REGULATOR
IC806
SW+3.3V
D+3.3V +3.3V
REGULATOR
IC506
SERVO+3.3V +3.3V
REGULATOR
IC1708
SERVO+3.3V +3.3V
REGULATOR
IC1105
+3.3V
REGULATOR
IC800
+3.3V
REGULATOR
IC1107
A+5V +5V
REGULATOR
IC507
V+5V +5V
REGULATOR
IC620
VFL
FOR FLUORESCENT
INDICATOR TUBE
RECT
D100, 101
OSC
Q100
FL
FL
T100
DC/DC
CONVERTER
D502
BU+3.3V D504
12
AC_CUT 20
P_CONT3 41
P_CONT2 40
P_CONT1 39
M+13V
ROTARY
ENCOCER
S112
VOLUME
DIAG
R
DC DETECT
Q631, 632
POWER ON/OFF
CONTROL
Q930 – 932
STANDBY
CONTROL
Q921
B+ SWITCH
Q120, 121
(Page 31)

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3333
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• All resistors are in Ωand 1/4 W or less unless otherwise
specified.
• f: internal component.
• 2: nonflammable resistor.
• 5: fusible resistor.
• C: panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
• A: B+ Line.
• B: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : TUNER
( ): DVD PLAY
• Voltages are taken with VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F: AUDIO
J: CD/DVD PLAY
f: TUNER
i: AUDIO IN
E: VIDEO
• Abbreviation
AUS : Australian model
E3 : 240V AC area in E model
For Printed Wiring Boards.
Note:
• X: Parts extracted from the component side.
• Y: parts extracted from the conductor side.
• f: internal component.
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
BThese are omitted. E
Q
B
These are omitted.
CE
Q
Note:
The components identi-
fied by mark 0or dotted
line with mark 0are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés
par une marque 0sont
critiques pour la sécurité.
Ne les remplacer que par
une piéce portant le nu-
méro spécifié.
Caution:
Parts face side:
(Conductor Side)
Pattern face side:
(Component Side)
Parts on the parts face side seen from
the pattern face are indicated.
Parts on the pattern face side seen from
the parts face are indicated.
• MAIN board is multi-layer printed board.
However, the patterns of intermediate layers have not
been included in diagrams.
• Circuit Boards Location
I/O board
TUNER (FM/AM)
JACK-KEY board
SERIPARA board SPEAKER board
POWER board
PW-SW board
MAIN board
MOTOR board
SW (2) board RELAY board
SW (1) board
SENSOR board
ENCODER board
S-AIR INC board
(HDX277WC/HDX279W/HDX576WF)
S-AIR CON board
(HDX275/HDX475/HDX675)
FL board

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3434
6-6. PRINTED WIRING BOARD - MAIN Board (Component Side) - • : Uses unleaded solder.
• See page 33 for Circuit Boards Location.
Note: IC1103 on the MAINboardcannotexchangewithsingle. When IC1103
on the MAIN board is damaged, exchange the entire mounted board.
1
19
BEBE
D1
G2
S2
G1
D2S1
118
24 1
1
54 28
27
25 48
58
1
4
13
1
2
8
9
BE
118
1936
BE
BEBE
8
1
4
5
BE BE
118
1936
118
19
36
118
19
36
BEBE
1
2
17
16
BEBEBE
BEBE
1
12
13
48
24 25 36 37
1221
20
19
118
1936
B
E
BEBE
B
E
BEBE
BEBEBEBE
1
24
25 3637
48
12
13
58
1
4
8
1
4
5
1
14
8
7
BE
224 1
23
B
E
118
1936
D1
G2
S2
G1
D2
S1
C1
E1B1
B2
E2
C2
BE
118
19
36
1
24
25 36
37
48
12
13
1
24
25 36 37
48
12
13
1
24
25 36
37
48
12
13
C3058
C1118
R3225
R3031
C3059
CN1701
R3226
R3032
R3227
R3033
R3034
C3250
R3035
R3037
IC3030
C3254
C3060
C1120
R214
Q3251 Q3252
C1121
R215
C1122 C1123
C3258
C1124
R3425
R3426 R3427
R3041
Q1701
R3042
R3043
R3044
CN204
R3045
R3046
C3263
R1107
R3047
R3094 R3090
R1108
R3048
IC1101
R1109
R3049
C3072
IC1102
C1132
C3073
IC1103
C1133
R227
IC1104
R228
IC1105
R229
C1136
R613
IC1107
R1110
R3050
R1111
R3052
R1112
1
64 65 128
129
192 C1139
C1138
C1137
C1135
193
256
R3053
R1113
R3054
R1114
R230
R3055
R1115
R231
R1116
R3057
R1117
R1118
IC1110
IC3051
C3083
C3084
R3251
Q3081
C3085
C1145
R622
R3252
C3086
CN606
R623
C3087
C1147
R624
R3254
C3088
R1120
C1148
R625
R3061
C1725
R1121
C1726 R626
R3257
R1123
IC3250
R1124
C1728
C1729
R1125
R629
R3067 R3068
C3092
C1152
C3093
C1153
C1730
R631
C1731
R632
C1727
C1732
C1733
C1734
R3265
IC1705
IC1707
IC1708
IC1706
R3074 D3071
D3072
D3073
R639
R3075
R1135
R3076
R1136
R3077R3078
R750
R3079 R3080
R1139
R643
C220
R3275
C2109
R3276
R1142R2167
R3277
C223
R648
R3085
R3086
R1146
R3087
C227
R3088
C2110
R3089
C229
R652
C230
R3091
R1151
C231
R3092
C232
R3093
R657
R1156
R3097
C237
R3098
R3099
R1159
C1183
C1184
R660
C1186
C1182
R663
R1160
R664
R1161
R2101
C241
R1164
R1162 R1163
R1165
R2136
R2131
R2106
R1742
C2130
C1192
C1193
R1748 R1747
C1195
R2110
C1198
R2114
R2115
R1752
R685
R1183
R1184
R1185
R691
LP3001
R692
R1191
Q503
R2133
R2162
R2161
C3100
C3104
Q3101Q3102
RB1103
C3108
RB1104
RB1105
RB1106
IC202
RB1107
C3300
RB1108
RB1109
R1783
C3304
R1784
R1785
Q3302
Q3301
R1786
C3113
C3308
RB1110
RB1111
RB1112
RB1113
C3500
RB1114
RB1145
C3504
R2154 R2130
C3313
C3508
C3124 C3125
C3126 C3127
C3128
R3101 R3102
C3513
R3104
R3107
IC3100
R2168R2120
R2746
R3301 R3302
R3304 R3307
IC3300
R3115
R2176
R2177
R3501
X1101
R3502
C1203
R3504
C1205
C1206
R3507
IC3500
C1208
R3315
C1209
R3125
R3126
R3127
FB508
C3150
C1210
X3051
C1211
C1212
C1213
C3154
C1214
R3515
Q3151
C1215
Q3152
FB510
C3158
C1218
R3901
C1219
R3902
R3327
R3325
R3326
R504
R3905
R505
R3906
R506
R507
C1220
R509
C1221
C1222
FB1106
CN4302
C3163
FB1108
C1224
R318
R510 R511 13031
50
51
80
81
100
R512
C3553
R513
R514
R1204 R515
Q3551
C3556
Q3552
R516
R1206
R3917
Q3553
R1207
R3918
R1208
Q3554
R3919
R519
IC1201
R1209
Q3555
C1233
CN501
R713 R714
R3920
R1210
CN504
R3921
R3151
C3561
R3152
R1212
R717 R718
R3154
R1214
R719
R1215
R1216
R3157
IC3150
R529
R1219
R722
R724
R782
R1220
R725
R1221
R532
R727
R1223
R728
R1224
R729
R3165
R1225
R536
R1226
D3552
R537
LP701
R3552
R730
R3554
R731
L3051
R3555
R3556
R732
R733
L3053
R3558
R734
L3054
Q9724
R1230
R1231
R3559
R736
R542
Q9726
R543
R1233
R738
Q9728
C509
R739
R3175
Q9729
R3176
R546
R547
R3177
R548
R3560
R3561
R3562
R3563
C510
R740
R741
R768
R767
R4518
R4511
R4512
C4504
R720 R4510
R4515
R4516
R4514 R697R4513
R4502
R4805
R4501
R742
R737
C511
D9712
C512
C707
R743
C708
L1701
C516
R552
L1702
L1703 L1704
R749
R1246
R1247
X701
C520
C521
C522
C523
C718
C719
R561
R562
R564
R1254
R565 R566 R567 R568
C721
R569
C723
C724
R9920
C725
C531
C727
R9924
R9928
R9929
R769
R763
R4721
11
R709R785
R746
R764 R748
R747
R765 R766
R9934
R9935
R583
R778
FB2120
R584
FB2121 FB2122
R587
R588
FB2124
FB2125
R589
R9941
R723 R721
R784 R783
R590
R9945
R788
C9972
R596 R597R598
R599
R790
L200
D501
R791
C3003
R793
Q3001
Q3002
C3008
C3200
C3204
Q3201
C571
Q3202
C3208
C574
IC302
C3400
C3404
Q3401 Q3402
C772
C3213
C773
C3408
IC501
IC502
IC503
IC507
R3001 C3413
IC702
IC510
IC3001
IC3003
IC707
R3201
CN1101
Q631
R3202 Q632
R3204
R3011
R3012
R3207
R3013
IC3200
R3014 R3015
R3017
IC3010
C3129
R3401
C1101
R3402
R3404
C1105
Q1101
Q1102
R3407
Q1103
IC3400
R3215
R3021 R3022
R3023 R3024R3026
IC3020
C1110
C1111
C3052
C1112
C3053
IC3050
C1113
R3415
C3055
C3057
C1117
C4501
FL4501
IO
L4501
1
1011
20
IC4502
(NC)
1
3
5
4
1
58
4
1
58
4
1
3
5
4
1
3
5
41
35
4
13
54
1
3
5
4
1
3
5
4
+
+
+
+
+
+
+
+
+
+
+
+DMPORT
HDMI OUT
PIO BOARD
CN402
3
1
4
5
13
54
1
35
4
F
I/O BOARD
CN407
HJACK-KEY
BOARD
CN103
OPTICAL
PICK-UP
BLOCK
KHM-310CAB
or
KHM-313CAB
(1/2)
1
35
4
MAIN BOARD (COMPONENT SIDE)
1-875-158- 12
(HDX275/HDX277WC/HDX475/HDX675)
(HDX275/HDX277WC/HDX475/HDX675)
A
B
C
D
E
F
G
H
12345678910 11
Ref. No. Location
• Semiconductor
Location
D501 C-10
D3071 C-6
D3072 C-6
D3073 C-6
D3552 G-3
D9712 G-7
IC202 G-10
IC302 G-5
IC501 B-9
IC502 A-10
IC503 C-10
IC507 A-8
IC510 B-10
IC702 D-7
IC707 D-10
IC1101 G-8
IC1102 F-7
IC1103 G-7
IC1104 H-7
IC1105 F-10
IC1107 F-10
IC1110 H-9
IC1201 E-10
IC1705 H-8
IC1706 H-9
IC1707 H-9
IC1708 H-9
IC3001 B-6
IC3003 D-6
IC3010 D-5
IC3020 E-5
IC3030 F-5
IC3050 C-6
IC3051 D-5
IC3100 B-4
IC3150 C-4
IC3200 D-4
IC3250 D-4
IC3300 E-4
IC3400 F-4
IC3500 G-4
IC4502 D-8
Q503 C-10
Q631 B-5
Q632 C-5
Q1101 F-7
Q1102 E-9
Q1103 F-7
Q1701 G-8
Q3000 G-4
Q3001 G-4
Q3081 B-6
Q3101 C-2
Q3102 C-2
Q3151 C-2
Q3152 C-2
Q3201 D-2
Q3202 D-2
Q3251 F-2
Q3252 F-2
Q3301 E-2
Q3302 E-2
Q3401 E-2
Q3402 D-2
Q3551 H-3
Q3552 H-3
Q3553 H-3
Q3554 H-3
Q3555 H-3
Q9724 G-6
Q9726 G-6
Q9728 G-6
Q9729 G-6
(Page 56)
(Page 53)
(Page 52)

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3535
6-7. PRINTED WIRING BOARD - MAIN Board (Conductor Side) - • : Uses unleaded solder.
• See page 33 for Circuit Boards Location.
15
1515
C3253 C3255
C3256 C3257
C1125
C1126
R603
C1127
R604
R3040
R1101
C1129
R606
R1102
R607
R1103
R220
R608
R1105
R221
R609
R1106
R222
R223
C1130
C3071
C3267
JL2108
R611
R612
X501
R614
R3051
R618
R232
R3056
C1140
R3058
D3251
R3059
D3252
C1144
R621
C1146
R3253
R3060
C1149
R3063
R627
R3064
R628
R3065
R3066
R3069
C1151
C3094
C1154
C1155
C1156
R3070
C1158
R3071
C1159
R636
R3266
R3072
R1132
R3073
R1133
R638
C1160
C2100
C1161
C1162
C1163
R640
C1164
R641
C1165
R642
R644
R1140
C2108
R645
C1169 R1141
C221
R646
C222
R647
R1145
R1147
R1148
C1170
C1171
C1172
C1174
C2114
R650
C1175
C2115
R651
C1176
C2116 C2117
C2118
R654
R655
C1179
C2119
R656
R1152
C2502
R1153
C2503
R1730
R1154
R3095
R1155
R3096
C1180 C1181
R661
R662
C240
R666
R667
R2104
R1743
C1191
R670
R1749
C1197 C1199
R1171
R1750
R1175
R1751
R1176
R1753 R1754
R2119
R683
R2129
R690
R2134
R1198
L301
L302
C3103 C3105
C3106 C3107
IC201
R1781 R1782
C3303 C3305
C3306
C672
C3307
C3117
R2150
L701
R2151
L702
R2152 L703
C3503 C3505
R2155
C3506
R2156
C3507
R2157
R2158 R2159
C3122
C3317
C3123
R2160
R3103
C3322
C3517
C3323
D3301
C3901
D3302
C3902
C3903
C3904
D3111
D3112
R3303
D3501D3502
R3116
R2178
C3911
R2179
C3912
R3503
C3913
L3000
C3914
R2180
R3316
R2182
R2184
FB505
R2185
FB506
R2188
C3153 C3155
R3516
C3156 C3157
R501
R502
R538
R3907
R508
FB1107
R317
FB1109
R319
C3167
R3911 R3912
R3913
R3914
R1205
FB1111
FB1112
R517
FB1113
R518
FB1115
C3172
FB1116
C3173
FB1117
FB1118
R328
D3151
R329
R744
R745
R693
D3152
R521
R716
R715
R797
R695 R694
R3153
R1213
C3372
R526
C3373
R527
R528
R530
R531
R726
C4505
R533
R534
R535
D3551
R3166
R539
R3551
R3553
C501 C502
L3052
C503
C504
R540
C505
R735
R710
R796
R696
R1232
C312
C507
R544
C508
R1234
C314
C317
C319
R4503
R4504
R4505
R4506
R4507
R4508
C515
R551
C517
R553 C518
R555
R556
C710
C716
R558
C711
R559
R792
R560
R563
R9918
FB2101
FB2103
C722
R4716
R4717
R4718 R4719
C532
R9922
C533
R570
R2201
R2203
R576
R577 R578
R579
R580
R582
R586
R780
R781
R786
R592
R787
R593
R594
R595
C3002
D502
R794
D505
D701
C3203 C3205
C3206
C3012
C572
C3207
C3013
C3014
C3015
C3016
C3017
C3018
C3019
C3403 C3405
C3406 C3407
C3020
C581
C3022
C582
C3217
C3023
C3024
C3025
IC505
C3026
IC506
C3027
C3028 C3029
R3002
R3003
R3004
R3006
C3417
C3030
D3201
C591
D3202
C3032
C592
C3033
C3034
C3035
C3036
R3203
C3037
C3038
C3039
C3422
C3423
D3401D3402
C3040
C1102
R3403
C1106
C1108 C1109
R3216
R203
C3051
C1114
R208
C1115
R3416
C1116
2
1
4
5
CN702
16
113
153
1
14 3
1
4
12
1
4
1
53
13
E
B
C1119
L3301
C3259
L3501
C3262
C3264
C3265
C3266
C3081
L3901
C3082
L3902
L3903
L3904
C3090
C3091
CN625
C1177
C238
C239
C1190
EB3001
EB3002
TB3901
EB3004
CN3100
C3109C3112
C3114
C3309
C3115
C3116
C3312
C3314
C3509
C3315
C3316
C3512
C3514C3515
C3515
C3516
EB702
L3201L3202
C1217
C3159
L3401
C3162
C3164
C3165
C3166
C3556
CN506 CN904
C313
C315
C705
C706
C709
C717
C526
C527
C528
C720
C539
CN3000
CN3001
CN3200
C3001
C3000
Q3000
C3005
C3011
C573
C3209
IC301
C3212
C3214
C3409
C3215
C3021
C4503
C3216
C583
C584
C3412
C3414C3415
C3416
C3031
C593 C594
CN1106
J302
L3101L3102
C3054
C3056
16
CN1201
C318
2
1
16
17
CN651
C1187
L
I/O
BOARD
CN410
G
SERI PARA
BOARD
CN650
K1
S-AIR INC
BOARD
CN800
K2
S-AIR CON
BOARD
CN112 JPOWER
BOARD
CN906 DPOWER
BOARD
CN904 EJACK-KEY
BOARD
CN108
(CHASSIS) (CHASSIS)
(CHASSIS)
(CHASSIS)
OPTICAL
PICK-UP
BLOCK
KHM-310CAB
or
KHM-313CAB
(2/2)
(FOR JIG)
C
SPEAKER
BOARD
CN115
A
SPEAKER
BOARD
CN114
B
SPEAKER
BOARD
CN114
SPEAKER
CENTERSUB WOOFER
M3000
(FAN)
M
TV/VIDEO
DIGITAL IN
COAXIAL
TV
DIGITAL IN
COAXIAL
TV
DIGITAL IN
OPTICAL
TV/VIDEO
DIGITAL IN
OPTICAL
1-875-158- 12
(HDX279W/HDX576WF)
(HDX576WF) (HDX576WF)
(EXCEPT HDX576WF)
(HDX275/HDX277WC/HDX475/HDX675)
(CONDUCTOR SIDE)
MAIN BOARD
A
B
C
D
E
F
G
H
12345678910 11
(HDX275/HDX475/HDX675)(HDX277WC/HDX279W/HDX576WF)
(HDX279W/HDX576WF)
(HDX275/HDX277WC/
HDX475/HDX675)
Ref. No. Location
• Semiconductor
Location
D502 D-2
D505 C-3
D701 D-2
D3111 B-9
D3112 B-9
D3151 C-9
D3152 C-9
D3201 C-9
D3202 D-9
D3251 D-9
D3252 D-9
D3301 E-9
D3302 E-9
D3401 F-9
D3402 F-9
D3501 G-9
D3502 G-9
D3551 G-9
IC201 G-2
IC301 H-7
IC505 A-5
IC506 B-5
Q3002 H-9
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