Sony HCD-S500HDE / NAS-SC500PK / SS-S500HDE Service Manual ▷ View online
HCD-S500HDE/SS-S500HDE
HCD-S500HDE/SS-S500HDE
33
33
4-16. SCHEMATIC DIAGRAM - MOTHER Board (10/10) -
• See page 48 for Waveforms. • See page 48 for IC Block Diagrams. • See page 57 for IC Pin Function Description.
FRONT PANEL
CN111
BOARD
AA
(2/4)
MAIN
CN701
BOARD
AB
(4/4)
MAIN
Y
(2/4)
MAIN
CN112
BOARD
BOARD
CN113
MAIN
(2/4)
Z
IC B/D
BOARD
24
(5/10)
MOTHER
0
0
0
0
0
1.3
3.3
2.8
2.8
3.3
0
3.3
R562
R564
JL601
JL602
RB507
JL599
D502
RB506
R537
R535
Q
5
0
1
JL595
D503
C511
C513
C515
C516
R606
RB509
R596
R595
R622
R617
C521
R600
JL501
JL502
JL503
JL504
JL505
R513
R587
R588
R
5
9
8
R605
Q505
D501
R614
R613
Q510
R615
JL677
JL676
C527
Q508
R612
JL686
JL685
JL694
JL697
JL693
JL682
JL680
JL692
JL679
R123
R122
R121
R626
R604
R608
IC503
R576
JL643
C519
C512
R579
R575
R542
R545
JL564
JL598
JL565
R534
C509
C508
JL563
JL570
JL568
JL566
JL567
R539
IC
5
0
2
R573
R563
RB510
R
5
4
6
R
5
4
7
JL605
JL
6
0
6
JL608
JL
6
0
9
JL604
R505
R504
R502
R
5
0
3
RB503
R518
R507
JL580
R506
R501
R508
C506
R525
JL579
R527
R592
R591
R590
Q503
R585
R616
C526
Q502
R582
Q509
JL511
JL512
JL513
JL514
JL515
JL516
JL517
JL518
JL519
JL533
JL534
JL535
JL536
JL541
JL542
JL543
JL544
JL545
JL546
JL547
JL549
JL548
JL550
JL551
JL552
JL553
JL554
JL555
JL571
JL572
JL573
JL574
JL575
C517
JL576
JL577
CN505
C525
CN201
C520
CN510
RB505
JL674
C523
C522
C510
JL673
R593
R625
JL664
JL665
JL662
R597
JL663
JL569
Q504
IC501
JL696
R571
R538
R583
R531
X501
RB508
JL607
R603
R127
R611
R120
R119
R130
R129
R132
CN501 11P (UK)
R584
R514
R515
C507
R
B
5
0
2
R
5
7
2
X502
R586
R512
10k (UK)
R520
C505
10k
0
4.7k
MC2836
1k
470k
470k
IS
A
1
2
3
5
MC2836
0.0047
0.0047
0.0047
0.0047
100
10k
100
100
10k
10k
0.1
10k
0
100
100
1
0
0
100
RT1P141C
MA2J1110GLS0
10
10k
ISA1235
4.7k
0.1
RT1N141C
1k
10k
10k
100
MM3285CNRE
0.1
0.1
0
0
0
0
470
0.1
0.1
R
2
0
5
1
S
0
2
-E
2
-F
220k
10k
100
1
0
0
1
0
0
R
5
5
2
R
5
5
3
1
0
0
1
0
0
2.2k
2.2k
0
R510
100
0
100
0
10k
10k
R524 0
R523 0
0
47k
0.1
10k
100
470
470
470
2SC3052
1k
4.7k
0.1
2SC3052
1k
RT1N141C
0.1
7P
0.1
7P
CN506 11P
0.1
11P
1k
0.1
100
16V
16V
0.1
470
10k
100
ISA1235AC1TP-1EF
R5F3640DDFAR
1k
470k
0
10k
R529
10k
16MHz
100
R128
100
CN511 7P (AEP)
47k
0
0
R661 0
0.2F
1
0
0
R
B
5
0
1
1
0
0
1
0
k
100
4.7k (AEP)
0
0.1
C529
0.1
C531
0.1
GND
CONTROL_BUS
+3.3VSB
+12V
PANEL_BUS
CONTROL_BUS
WM_PORT
TU-CK
TU-DO
TU-DI
TU-CE
TUNED
XRST
WRT-CN
KEY-A2
KEY-A3
POWER-ON
KEY-INT
EMERG
A
C
-C
U
T
LED-ON
S
T
R
S
C
L
S
T
R
S
D
A
AU-DO
AU-CLK
AU-CE
LED-STBY
HP_IN
HP_MUTE
INIT
NSPMUTE
SCLATCH
SCSHIFT
SCDT
/SD
/RST
SOFTMUTE
PGMUTE
S
C
D
T
S
C
L
A
T
C
H
N
S
P
M
U
T
E
/R
S
T
SOFTMUTE
P
G
M
U
T
E
IN
IT
ENB
ENA
ENA
ENB
HP_IN
S
C
S
H
IF
T
S
T
A
T
U
S
B
O
O
T
M
O
D
E
0
T
X
D
2
R
X
D
2
AU-DO
AU-CLK
AU-CE
H
P
_
M
U
T
E
DETECT
TXD6
RXD6
RXD6
TXD6
DETECT
F
A
N
-O
N
AU-EMERG
X
R
S
T
IR
Q
1
LED-TIMER
KEY-A1
KEY-A0
KEY-A3
L
E
D
_
S
E
R
V
E
R
L
C
D
_
B
L
_
C
O
N
T
L
C
D
_
R
E
S
E
T
X
R
E
S
E
T
L
C
D
-P
W
R
R601
100
V
ID
E
O
_
M
U
T
E
L
E
D
-I
L
L
U
M
I
LED-ON
AU-EMERG
AC-CUT
POWER-ON
FAN-ON
EMERG
TU-DO
TUNED
TU-CK
TU-DI
TU-CE
KEY-A2
KEY-A3
BOOTMODE1
TXD0
RXD0
LED-ILLUMI
KEY-INT
SIRCS
LED-STBY
SIRCS
BOOTMODE0
CE
DI
CL
DO/STEREO
JL506
RDS-CK
RDS_CLK
JL507
RDS-DT
RDS_DATA
JL508
DAB_1.2V
DAB+1.2V_ON
JL509
DAB_3.3V
DAB+3.3V_ON
JL510
DAB_TXD
SI_DIN
JL500
DAB_RXD
SI_DOUT
TUNED
SIRCS
BU3.3V
LED-ILLUMINATION
ENB
ENA
KEY-AD03
KEY-AD02
GND
GND
LED-ON
LED-STBY
N
C
V
S
B
C
K
O
S
C
L
S
D
A
N
C
V
D
E
T
V
S
S
V
C
C
V
D
D
N
C
X
I
X
O
N
C
IN
T
C
IN
S
D
A
A
0
V
D
D
S
C
L
G
N
D
A
1
+3.3VDC
SIN2
SOUT2
GND
NC
PA5
XDIAG_EN
XDIAG_EN
PA5
NC
GND
SOUT2
SIN2
+3.3VDC
SPEC_IN1
WM_SLEEP
LED_STBY0
LED_STBY1
LED_STBY2
TUNER/DAB
USB/UART_SEL
BYTE
WRT_IN
XCIN
XCOUT
XRST
XOUT
VSS
XIN
VCC
NMI
SIRCS
KEY_INT
RDS_CLK
RDS_DATA
TU_CLK
TU_DI
TU_DO
TU_CE
LED_ILLUMI
TUNED
BOOTMODE1
I2C_DATA
I2C_CLK
D
A
B
_
1
.2
V
D
A
B
_
3
.3
V
D
A
B
_
T
X
D
D
A
B
_
R
X
D
S
-M
A
S
T
E
R
_
IN
IT
S
-M
A
S
T
E
R
_
P
G
_
M
U
T
E
S
-M
A
S
T
E
R
_
S
O
F
T
_
M
U
T
E
S-MASTER_RST
W
R
T
_
E
P
M
S
-M
A
S
T
E
R
_
N
S
P
S
-M
A
S
T
E
R
_
L
A
T
S
-M
A
S
T
E
R
_
S
H
IF
T
S
-M
A
S
T
E
R
_
D
A
T
A
W
R
T
_
C
E
HP_MUTE
XPROTECT
AU_DO
AU_CLK
AU_CE
LCD_RESET
LCD_BL_CNT
LCD_CNT_POW
XRESUME
EMERGENCY
DM/WM_ALLSW
DM_PORT_POWER_OFF
POWER_ON
ENC_B/SEL_B
LINEOUT_MUTE
DAC_MUTE
S_MASTER_SD
VSS
HP_IN
VCC
ENC_A/SEL_A
LED_PON
LED_TIMER
RXD6
TXD6
DETECT
AU-EMERG
RTC_INT
A
U
X
1
K
E
Y
_
A
0
KEY_A1
A
C
_
C
U
T
K
E
Y
_
A
2
K
E
Y
_
A
3
MD_RST
A
V
S
S
M
D
_
T
O
C
M
D
_
X
E
J
E
C
T
M
D
_
P
D
N
M
D
_
X
P
D
N
_
O
K
M
D
_
E
X
IN
1
M
D
_
M
E
D
IA
W
M
_
D
E
T
E
C
T
A
V
C
C
V
R
E
F
U
A
R
T
_
IN
UART_OUT
STATUS
B
O
O
T
M
O
D
E
0
T
X
D
7
XPOR
(COUGAR)
R
X
D
7
LED_ANY
F
A
N
_
O
N
SERVER
LED_
(10/10)
SYSTEM CONTROLLER
MUTING
CONTROL
TEMPERATURE
SENSOR
REAL TIME
CLOCK
PROTECT DETECT
Q505,508,510
LED DRIVE
Q501
SWITCH
KEY ACTIVE
INVERTER
INVERTER
(NC)
(NC)
(NC)
32.768kHz
AMP_STBY
C532
0.1
XPOR
SIRCS
GND
RXD
BUSY
VDD
SCLK
TXD
PGM
RST
GND
XRST
WRT-CN
TXD
DAB_1.2V
DAB_3.3V
RXD
XRESET
SIRCS
R
X
D
T
X
D
D
A
B
_
3
.3
V
D
A
B
_
1
.2
V
CN503 15P
DETECT
TXD
RXD
DAB/TUNER
ALLEMERG
EMERGENCY
VOL_DATA
VOL_CLK
VOL_CE
DM_PORT_POWER_OFF
GND
POWER_ON
12V
AC_CUT
FANCONT
JL521
DM_POWER_OFF
CN504 15P
DGND
DGND
HP IN
HP MUTE
SCSHIFT
SCDT
/SD
DGND
/RST
SOFTMUTE
PGMUTE
INIT
NSPMUTE
DGND
SCLATCH
C534 10
R517
R633
R642
10k
10k
R639
R636
0
R637
0
R632
10k
0
JL588
JL589
JL590
JL585
JL586
JL587
JL584
JL581
JL582
JL583
JL591
USB_UART_SEL
WM_DET
R659
100k
100k
DM_POWER_OFF
/SD
R624 10k
B
O
O
T
M
O
D
E
1
RDS-DT
RDS-CK
D
A
B
_
1
.2
V
D
A
B
_
3
.3
V
D
A
B
_
T
X
D
D
A
B
_
R
X
D
3.3V
5
4
3
2
1
TC7SG125FU
IC504
GND
V
5
4
3
2
1
TC7SG125FU
IC505
GND
V
R577
5
4
3
2
1
TK1
1128CSCL-G
IC506
CONT
GND
NP
VOUT
VIN
0.1
C536
0.1
C537
0.1
C539
0.1
C540
0.01
C538
R554
0
R555
0
0
R657
0
R653
0
R654
0
R658
TXD7
RXD7
(AEP)
(UK)
(UK)
(UK)
(AEP)
(UK)
LEVEL SHIFT
IC504
IC506
+2.8V REGULATOR
IC505
LEVEL SHIFT
Note: IC501 on the MOTHER board cannot exchange with single. When
this part is damaged, exchange the entire mounted board.
(Page 37)
(Page 39)
(Page
24)
(Page 28)
(Page 43)
(Page 29)
(Page 37)
(Page 37)
(Page 25)
HCD-S500HDE/SS-S500HDE
HCD-S500HDE/SS-S500HDE
34
34
4-17. PRINTED WIRING BOARD - MAIN Board (Component Side) -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
L115
IC701
R155
CN112
R149
EB301
R812
R132
R116
C182
R187
R190
R189
C175
CN702
R185
JR110
X101
R798
R191
IC305
C726
R355
D212
R753
IC102
IC103
IC104
R125
R131
R129
C177
R223
CN109
R192
C130
IC304
C813
IC106
C147
R163
D103
C165
FB302
R162
C166
C176
R161
L112
Q105
R723
R778
R779
JR102
C160
C707
C824
C105
C183
R193
R194
R368
CN111
R196
R198
R363
CN113
R735
R108
R199
R740
R807
R809
R811
R808
R813
R800
R817
R119
L113
R814
R818
R815
R142
R226
R222
C156
C359
R135
C106
R140
R139
C141
C180
R718
C135
C134
R114
C131
CN102
CN701
R315
R113
D102
CN108
R130
C818
C755
R124
Q706
L704
Q106
Q708
C808
C815
R797
C807
FB110
IC704
C809
Q709
C817
C803
C108
C758
C806
C145
C810
C744
R752
R148
R153
R738
C151
R160
R728
R730
R743
L111
FB108
R143
FB109
R141
R154
C804
FB111
R796
L108
R793
C805
R727
C709
R364
L705
C750
R711
R115
R746
CN110
R751
R741
R107
D304
C799
C154
R172
R157
Q704
R159
R715
R359
R707
R714
R747
R737
C735
C740
R744
C812
R742
Q702
Q705
EB201
R152
R816
R717
R729
R716
R713
R702
R710
R712
R176
R721
R720
R360
R144
R726
R177
R725
C161
R750
R722
R703
C181
C104
R745
C745
C745
R739
R719
C719
IC109
R701
L110
R795
R791
R794
R790
C811
R810
R788
R789
C802
Q710
R777
R762
R792
R773
C770
R772
Q707
C768
R774
C773
R749
C767
R158
C816
R748
R771
C771
C774
C756
C793
C772
C765
C775
Q701
R736
C
72
5
R234
R369
C766
IC703
X702
IC702
R708
L109
C217
FB114
R214
C322
R313
R305
C312
R208
R316
JR111
IC303
Q302
C346
C330
R357
C338
C354
R318
R303
EB701
IC202
EB102
C353
R314
R317
R370
R309
R308
Q203
R209
L301
D306
C358
Q306
IC302
R217
R216
L706
D319
Q303
L105
R224
R310
Q304
C357
R366
D318
D209
R367
C113
C223
L307
R358
C216
L104
C103
IC110
C157
C158
R371
R109
R110
FB702 FB704
FB701
FB703
C720
IC307
E
E
E
E
E
K
K
A
E
E
E
E
E
E
E
E
1
3
4 5
1
3
4
5
1
3
4
5
1
12
36
37
48
24
13
25
1
12
36
37
48
24
13
25
1
3
4
5
5
E
E
R
SP/DMPORT
BOARD
CN6100
CN6100
X
DAB BOARD
CN401
AA
MOTHER
BOARD
CN503
Z
MOTHER
BOARD
CN501
Y
MOTHER
BOARD
CN511
AB
MOTHER BOARD
CN504
G
MOTHER BOARD
CN9201
N
HP BOARD
W460
1-879-222-
11
MAIN BOARD
(COMPONENT SIDE)
1
17
18
24
1
5
1
5
(UK)
(UK)
(AEP)
(UK)
(UK)
(AEP)
(UK)
(AEP)
(AEP)
(CHASSIS)
(CHASSIS)
M101
(FAN)
M
(CHASSIS)
(CHASSIS)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
(Page 22)
(Page 22) (Page 22)
(Page 40)
(Page 40)
(Page 22)
(Page 22)
(Page 46)
HCD-S500HDE/SS-S500HDE
HCD-S500HDE/SS-S500HDE
35
35
4-18. PRINTED WIRING BOARD - MAIN Board (Conductor Side) -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
W303
W301
W101
C214
C310
CN301
C212
C381
C220
C219
C201
IC201
PC201
PC203
C152
R220
HT102
C167
C315
C170
D206
R205
HT303
IC108
IC301
R221
T203
C109
CN114
C110
C204
D317
IC107
C785
C148
HT202
C789
R213
C787
IC705
T202
C734
C732
C731
R212
C749
C748
HT101
C791
C779
C712
C792
C794
C786
C795
C784
C783
C782
C780
C781
C753
C710
R201
C715
FH201
FH202
D315
D211
C207
HT301
D302
C304
C327
T201
C308
R233
C303
PC204
C705
C319
C324
L305
L304
C343
L306
D204
C340
C332
L303
C335
D303
F201
FB201
D312
C224
D314
D201
C348
D316
D313
D311
CN302
C202
CN201
CN704
D301
C356
C213
C205
HT201
Q202
Q201
TH201
JW319
R232
D213
C203
C211
C215
HT701
C730
C179
IC380
FB103
R101
C171
R319
D210
Q380
R186
C746
C747
C221
C738
C218
R229
C714
C823
R151
R354
C115
C116
C222
R349
C136
R188
JR103
C139
R336
C168
FB102
C133
C132
R150
C728
R147
C123
C142
FB105
R136
R770
C769
R775
R105
R776
R780
C305
R781
R784
C778
R184
R102
C172
C107
R783
FB112
R787
R782
C112
R786
R329
R769
C140
C713
FB115
C727
C101
C796
JW701
C111
R766
C742
L702
C790
C741
C821
C729
C743
C708
C723
L703
R230
C736
C153
C155
FB301
C737
C739
C822
R765
C210
C777
R760
R785
C757
FB104
C122
C776
R103
R759
R763
IC706
R332
D308
D309
R207
C311
R764
C169
R340
R346
C164
R339
R328
R325
R342
R356
C208
R215
C178
D307
R228
C225
R301
R302
R307
R306
R206
R320
R321
R322
D310
R231
R227
R326 R327
R365
R350
R347
R343
R335
R333
FB101
C102
C159
C382
R384
C383
C385
R385
C384
FB705
FB706
FB706
FB707
R380
C380
R382
R383
R381
1
4
1
4
1
4
1
3
1
8
1
8
MAIN POWER
TRANSFORMER
SUB POWER
TRANSFORMER
AC
WM BOARD
CN6002
D
MOTHER
BOARD
CN851
S
SP/DMPORT
BOARD
CN6102
CN6102
A
MOTHER
BOARD
CN1
P
SP/DMPORT
BOARD
W463
1-879-222-
11
MAIN BOARD
(CONDUCTOR SIDE)
E
1
3
1
3
1
3
6
4
D
G
S
D
G
S
TUNER
(FM/AM)
FM 75
Ω
ANTENNA
AM
(UK)
1
3
(AC IN)
CD-ROM
DRIVE (2/2)
HARD DISK
DRIVE (2/2)
DRIVE (2/2)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
(Page 46)
(Page 40)
(Page 22)
(Page 22)
(Page 40)
HCD-S500HDE/SS-S500HDE
HCD-S500HDE/SS-S500HDE
36
36
4-19. SCHEMATIC DIAGRAM - MAIN Board (1/4) -
• See page 48 for IC Block Diagrams. • See page 57 for IC Pin Function Description.
41
46
42
SP/DMPORT
CN6102
S
CN851
(2/4)
(3/4)
(4/4)
R364
TP314
R320
R365
R319
R322
C311
D306
R316
R314
R317
C315
R318
R315
C312
R313
TP323
L301
R301
R302
C304
C303
TP324
D301
D206
C207
D204
R212
TP220
C210
R208
R209
R206
R207
C208
PC201
R303
R305
TP301
IC301
TP304
TP302
D
3
1
6
TP307
TP308
D201
TH201
TP208
C203
C204
TP205
C202
TP204
TP203
TP202
C201
R201
EB201
TP206
TP212
C215
R232
TP213
R224
R223
R220
R222
TP215
R226
C217
IC202
TP216
C218
R227
R228
C219
R231
C222
C220
R229
R230
PC204
R234
PC203
R310
R309
R308
TP217
R216
TP218
C223
C224
D212
R214
C225
TP211
TP214
R217
R215
D209
C214
R213
C211
R233
TP219
C310
C212
TP209
D
2
1
3
C213
TP210
EB301
C354
C353
D319
R369
C359
C357
C356
C358
R368
R367
R366
IC307
D317
TP321
R343
R340
L305
D309
C335
R
3
3
9
C338
C340
R332
C332
C330
D
3
0
8
C327
R336
R333
L304
C343
D
3
1
0
C346
L306
C348
R346
R347
R350
TP318
IC305
TP317
TP322
TP315
R363
R360
R370
D318
R359
D
3
1
5
D
3
1
3
R358
R356
CN302
W301
TP320
TP319
CN201
C216
FB201
IC201
R306
C305
R307
C319
D
3
0
7
L303
C322
R325
C324
TP316
R327
R326
R329
R328
R355
R357
R354
D
3
1
4
D
3
1
2
IC304
F201
T201
C205
0
FB301
FB302
R335
R349
R342
C308
T203
R205
JW319
T
P
3
0
3
TP309
C221
R221
D
3
11
R321
Q203
Q202
Q201
D210
D211
D304
Q306
W303
IC302
IC303
D303
D302
T202
Q302
Q303
Q304
1k
22k
1k
1k
10k
0.1
H
Z
U
1
8
B
3
T
R
F
10k
10k
10k
10
50V
470
47k
0.01
1k
4.7k
22k
100
10V
10V
220
10V
10V
10ERB20-TB3
10ERB20-TB3
10
50V
ST02D-200TA
1
0.1
10k
4.7k
100k
470k
0.0022
PC123Y22JO
1k
470
FAN431AZXA
11
E
Q
S
0
4
D3SB60F3
470p
250V
470p
250V
0.1
275V
0.22
275V
275V
2.2M
1/2W
1/2W
220p
1kV
1k
1k
220k
4.7M
330k
470k
0.01
CXD9841M
0.001
27k
47k
10
50V
100
0.001
4.7
50V
0
68
PC123Y22JO
1k
PC123Y22JO
100k
1k
470
10
0.01
47 25V UDZW-TE17-15B
10k
0.22
10
10k
BAT54HT1
220p
1kV
0.1
2W
33000p
1kV
33
2200
16V
0.001
250V
1
0
E
R
B
2
0
-T
B
3
330
35V
35V
1
0.1
MA2J1110
47k
0.001
1
100
10V
10V
1
470
4.7k
22k
TK73400
AU3
10EDB40
10k
2.2k
R
B
0
5
5
L
-4
0
220
25V
25V
1
k
0.1
680
10V
10V
1k
680
10V
10V
0.1
R
B
0
8
1
L
-2
0
470
16V
16V
1.2k
4.7k
220
25V
25V
R
B
0
8
1
L
-2
0
0.1
680
10V
10V
1k
4.7k
1.2k
SI-8001FDE-TLS
1k
2.2k
10k
MA2J1110
1k
M
T
Z
J-
T
-7
2
-1
3
C
M
T
Z
J-
T
-7
2
-7
.5
A
1k
1k
4P
8P
2P
0.01
1.1UH
MIP2F2
47
0.1
47k
470
25V
25V
R
B
0
5
5
L
-4
0
0.1
1k
470
16V
220k
10k
10k
10k
1k
1k
1k
M
T
Z
J-
T
-7
2
-7
.5
A
M
T
Z
J-
T
-7
2
-7
.5
A
SI-8008TM-TL
T2AL
250V
180
400V
1.2k
1.2k
1k
2200
25V
47
0.1
4.7M
M
T
Z
J-
T
-7
2
-1
3
C
22k
2SC3052EF
2SK3561
2SK3561
UDZW-TE17-15B
UF4005/23
HZU24B3TRF
ISA1235
AC1TP-1EF
9P
SI-8001FDE-TLS
SI-8001FDE-TLS
RB085T-90
FCH10A10
2SC3052EF
2SC3052EF
ISA1235AC
1TP-1EF
+12V
POWER_GND
AMP_VCC
HP_GND
A+5V
A+12V
USB_EMERG
POWER_ON
AC_CUT
EMERGENCY
AU_EMERG
AGND
S
S
D+12V
NC
MGND
DGND
+5V
12V
GND
5V
PGND
GND
DC 5V
NC
GND
A+5V
+5V
GND
GND
+3.3V
+3.3V
GND
NC
AC_L
AC_R
(CHASSIS)
(CHASSIS)
D
R
A
IN
S
O
U
R
C
E
S
O
U
R
C
E
V
D
D
F
B
C
L
V
C
C
VSENSE
F/B
F/B
CT
NC
RT
GND
GND
GND
GND
GND
GND
NC
SS
VC1
OCP
PROTECT
VD
VG(H)
VS
VB
VG(L)
NC
P-GND
VC2
O
N
/O
F
F
G
N
D
D
C
O
U
T
V
A
D
J
(AC IN)
(1/4)
LINE FILTER
INVERTER
SWITCHING
SWITCHING
POWER CONTROL
ISOLATOR
ISOLATOR
D
C
IN
REGULATOR
TRANSFORMER
SUB POWER
POWER CONTROL
SWITCHING
REGULATOR
REGULATOR
SWITCHING
REGULATOR
REGULATOR
SWITCHING
REGULATOR
REGULATOR
SWITCHING
REGULATOR
IN
S
W
G
N
D
A
D
J
S
S
IN
S
W
G
N
D
S
S
A
D
J
IN
S
W
G
N
D
S
S
A
D
J
IN
S
W
G
N
D
S
S
A
D
J
PROTECT
SWITCH
POWER
SWITCH
CONTROL
ON/OFF
Q303,304
DC DETECT
HARD DISK
DRIVE
(2/2)
DRIVE
(2/2)
TRANSFORMER
MAIN POWER
ISOLATOR
SHUNT
REGULATOR
+3.3VSB
CD-ROM
CN301
4P
D+12V
NC
MGND
DGND
+5V
10
μH
R371
L307
(Page 39)
(Page 29)
(Page 38)
(Page 25)
(Page
37)
(Page 41)
Click on the first or last page to see other HCD-S500HDE / NAS-SC500PK / SS-S500HDE service manuals if exist.