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5-10. SCHEMATIC DIAGRAM – PANEL Section (3/3) –
1
2
A
PANEL BOARD (3/3)
B
C
9
2SC3052EF-T1-LEF
5.7
+5.7V REG
D
R301
100
R304
100
E
R305
100
CN302
5P
JL308
M+
5
JL309
M-
4
CD
JL310
OPEN SW
3
MECHANISM
JL311
DECK
F
CLOSE SW
2
JL312
DGND
1
G
CN303
21P
JL313
CD-M-GND
21
JL314
CD-VM7V
20
JL315
AVDD3.3V
19
JL316
CD/USB-Rch
18
JL317
AU-GND
17
JL318
CD/USB-Lch
16
JL319
AGND
15
JL320
CD-M-MUTE
14
JL321
H
CD-RST
13
JL322
BD76
CD-DO
12
BOARD
A
JL323
CD-DI
11
(2/2)
JL324
CN401
CD-CL
10
JL325
(Page 23)
CD-CE
9
JL326
USB-SLEEP
8
JL327
USB-RXD
7
JL328
USB-TXD
6
JL329
USB-RST
5
JL330
DVDD3.3V
4
JL331
I
D+
3
JL332
D-
2
JL333
D-GND
1
5
CN304
4P
7
J
(USB)
6
HCD-EX600/EX700/EX900
• See page 45 for IC Block Diagrams.
3
4
5
(Page 25)
PANEL BOARD (1/3)
2
D301
1L0341Y23E0CA602-II
Q303
2SC4154TP-1EF
LED DRIVER
R309
0.5
68
R333
R340
1k
10k
R322
0.7
R310
10k
R334
10k
68
D302
1L0341Y23E0CA602-II
S301
R335
D301,302
10k
R341
(LCD BACK LIGHT)
4.7k
/
S303
R336
R342
15k
8.2k
R306
R318
R320
33k
1k
10k
R337
10k
R307
R319
470
100
R338
10k
2
R308
R321
100
220
6.1
6.1
1.4
S304
Q301
ROTARY ENCODER
Q302
C301
2SC4154TP-1EF
(VOLUME)
0.1
DIMMER CONTROL
IC301
R323
PNA4823M02S0
4.7k
IC301
0
D303
D307
R311
REMOTE CONTROL
1L434XA22E0DDT01
1L434XA22E0DDT01
33
4.3
SIGNAL RECEIVER
1
3
2
Q304
2SC3052EF-T1-LEF
R339
LED DRIVER
1k
I-RMC
D309
R314
R317
1L434XA22E0DDT01
100
68
D303,307,309
R327
C309
(VOLUME RING)
470
0.1
D305
D310
1L434XA22E0DD701
1L434XA22E0DD701
R315
33
DSGX
EQ
R366
R365
4.7k
4.7k
C323
0.1
R374
R373
R372
22k
22k
22k
R378
10k
R383
10k
O-CD-ON
O-CD-M-MUTE
IC B/D
O-CD-RST
6
I-CD-DO
IC304
O-CD-DI
R399
22k
O-CD-CL
IC304
MM1923DTRE
O-CD-CE
+3.3V REG
O-USB-SLEEP
5
4
3
2
1
I-USB-RXD
O-USB-TXD
R405
O-USB-RST
10k
C345
100
10V
R432
2.2
R434
2.2
C382
220
C381
C378
10V
1
0.1
6
7
8
9
R377
4.7k
IC B/D
R380
4.7k
R346
R354
IC303
1k
1k
BA6956AN
R381
4.7k
0
2SC4154TP-1EF
0
RIN
MOTOR CONTROL
4.7
S305
S312
GND
R379
R382
0
FIN
22k
33k
R347
R355
7
1k
1k
VCC
S306
S313
7
VM
C328
0
R348
FUNCTION
R356
REC TO USB
OUT1
10
2.2k
2.2k
16V
S307
S314
RNF
C329
0
OUT2
22
R349
R357
EQ
DSGX
16V
2.2k
2.2k
4.9
S308
S315
VREF
R350
OPTIONS
R358
ENTER
4.7k
4.7k
S309
S316
R300
33k
TUNING–
TUNING+
IC303
LOADING MOTOR DRIVE
27
27
10
11
JW303
JW304
16
O-CD-M+
O-CD-M-
Q305
17
C331
0.1
R384
33k
18
PANEL
3
BOARD
(2/3)
(Page 26)
19
20
21
22
23
24
HCD-EX600/EX700/EX900
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