Sony HCD-EX66, Service Manual

Page: 27 / 74

HCD-EX66/EX88/EX99
HCD-EX66/EX88/EX99
27 27
5-10. SCHEMATIC DIAGRAM – PANEL Section (3/3) –
• See page 45 for IC Block Diagrams.
I
11 9
F
5
A
4 2
D
C
G
3
H
8
E
6 1
J
7
B
10
A
CN401
BD76
BOARD
(2/2)
(2/3)
3
BOARD
PANEL
PANEL BOARD (1/3)
2
IC B/D
IC B/D
0
0
7
7
0
0
4.9
0
1.4
2
6.1
9
0.6 3.3
9
3.1
0
4.7
0.5
6.1
4.3
0.7
3.1 2.8
5.7
PANEL BOARD (3/3)
IC303
IC304
R322
10k
R339
1k
R327
470
R334 10k
R333
10k
R340
1k
R354
1k
R337
10k
R338
10k
R335
10k
4.7k
R341
S303
S304
ROTARY ENCODER
(VOLUME)
S301
R346
1k
S315
S316
S314
S313
S308
S307
S312 S305
R349
2.2k
S306
100
R301
1k
R318
100
R319
220
R321
470
R307
10k
R320
100
R308
VCC OUT GND
PNA4823M02S0
IC301
REMOTE CONTROL
SIGNAL RECEIVER
1L434XA22E0DDT01
D303
1L434XA22E0DDT01
D307
1L0341Y23E0CA602-II
D301
10V
220
C382
2.2 R432
2.2 R434
1L0341Y23E0CA602-II
D302
D301,302
(LCD BACK LIGHT)
1 2 3 4
6
5
MM1923DTRE
IC304
+3.3V REG
R377 4.7k
R370
22k
R380 4.7k
12
9
8
7
6
5
4
3
BA6956AN
IC303
LOADING MOTOR DRIVE
VREF
OUT2
RNF
OUT1
VM
VCC
FIN
GND
RIN
16V
C329
22
R368
10k
C328
16V
10
R379
22k
1
2
3
4
4P
CN304
(USB)
DA2J10100L
D31
1
22k
R399
R366
4.7k
R372
22k
R365
4.7k
R373
22k
4.7k
R323
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN303
D-GND
D-
D+
DVDD3.3V
USB-RST
USB-TXD
USB-RXD
USB-SLEEP
CD-CE
CD-CL
CD-DI
CD-DO
CD-RST
CD-M-MUTE
AGND
CD/USB-Lch
AU-GND
CD/USB-Rch
AVDD3.3V
CD-VM7V
CD-M-GND
10k
R405
R381
4.7k
1k
R347
2.2k
R348
1k
R355
2.2k
R356
R357
2.2k
R358
4.7k
JW303
JW304
C381
1
C301
0.1
C309
0.1
C331
0.1
C323
0.1
Q303
2SC4154TP-1EF
LED DRIVER
2SC4154TP-1EF
Q302
DIMMER CONTROL
2SC3052EF-T1-LEF
Q304
LED DRIVER
2SC3052EF-T1-LEF
Q301
+5.7V REG
2SC4154TP-1EF
Q305
MOTOR CONTROL
C345
10V
100
1
C344
R309
68
R310
68
5P
CN302
1
DGND
2 CLOSE SW
3 OPEN SW
4 M-
5 M+
100
R305
JL308
JL309
JL310
JL311
JL312
JL313
JL314
JL315
JL316
JL317
JL318
JL319
JL320
JL321
JL322
JL323
JL324
JL325
JL326
JL327
JL328
JL329
JL330
JL331
JL332
JL333
R317
68
R314
100
R304
100
1L434XA22E0DDT01
D309
D303,307,309
(VOLUME RING)
S309
R350
4.7k
R383
10k
R378
10k
C378
0.1
1
C343
0.1
C342
33
R311
33
R315
33k
R306
1L434XA22E0DD701
D305
1L434XA22E0DD701
D310
R342
8.2k
R336
15k
33k
R300
R384
33k
R382
33k
R374
22k
9
10 11 12
13
14
16
17
18
19
20
21
22
23
24
O-DIMMER
I-KEY1 I-KEY2
O-LCD-LED
O-VOL-LED
I-KEY0
I-RMC
O-CD-M-
O-CD-M+
O-CD-CL
O-USB-SLEEP
O-CD-M-MUTE
O-CD-RST
I-CD-DO
O-CD-DI
O-CD-CE
O-USB-TXD
O-USB-RST
I-USB-RXD
O-CD-ON
I-HP/CD-SW
EQ
OPTIONS
TUNING–
ENTER
DSGX
REC TO USB FUNCTION
/
IC301
EQ DSGX
7
6
5
MECHANISM
CD
DECK
1 3 2
CS VO GND VIN CONT
GND
(Page 25)
(Page 26)
(Page 23)