Aiwa CSD-ED27 Service Manual page 19

WIRING-1 (MAIN, FRONT, MICOM, KEY-L, R SECTION)
1 2 3
1 3 4
A
B
SP1 SP2
( LCH ) ( RCH )
SPEAKER SPEAKER
C
F KEY-L C.B
S613
R650
D
R660
S621 S620
S621
EQUALIZER
VOLUME
1 3
E
A MAIN C.B
F
Q260
E
C
S301
B
S301
Q SOUND
ON/ OFF
G
C220
E
C
B
C202
R231
B
CN210 E
3 1
C C
B E
H
Q210 Q211
R360
J301 <HR>
<LH, HA>
5 6
1 C346
CN320
J301
2
4
3
4
3
I
7
1
C348
J
4 5 6
B FRONT C.B
S601
SLEEP/REPEAT/
FM MODE/OSC
S605
SKIP/SEARCH
S601
/TUNE +
S605
S606
SKIP/SEARCH
/TUNE -
CN640
12 R645 R644
12
11 Q623
10
9
E B
C
S606
6
5
2
1
1
R642
C MICOM C.B
CN630
1 1
2 Q604
E B
C
5
6
S613
B
3-MODE C612
9
C
10 R603 C613
11 1
E
S620 12 12
D602
VOLUME Q603 R651
B
Q602 C
E D651
B
Q651 C
E
E B Q652
C
CN670
16 15 13 11 9 7 5 3
1 3
3 1
IC260
C264
C265
16 15 13 11 9 7 5 3
CN230
Q202
E C B
B
C
R312
E
E
B
C
C
B R239
E
B B
E
B
C C
C C
E E
E B
E
E
R338
C
C
B
B
C345
R272
Q223
C210
1 3 4
CN220
1 3 4 6
IC303
12 10 9 7 R308
R309
C339
B
B
R333
C
C
C334
E
E
R327
CN220
To DECK
21
7 8 9
D644 D646 D645 D643
ROCK POP JAZZ OPE/BATT
D644 D646
D645
D643
C
B E S604 22
C Q625
Q624 B E
18
14
S607
10
6
LCD601
2
1 3 5 7 9 11 13 15 17 19 21 23
LCD601
S604 S607
(DISPLAY)
STOP/MEMORY PLAY/PUASE
/SLEEP
To D CD C.B
CN530
1 3 5 7 9
R655 R656
L601
C608
C621 R658
R662
R614 C609
R674 R663
C623
R673 R667
3 5 7 9
R668
R675
CNA680
IC601
R631
X601 C602
R669
R670 <LH, HA>
C605
R615 C600
C607 R621
C603
R639
X602
1
CN660
L605
R652 5 3 1
R678
1
5 3 1
CN260
Q434
C407
C442 Q410
Q403 B
R402
CN420
L401 E
E C B C
6 3 R467
1 2
Q401 C E
C401
E B
D411
R462
C B B Q433 Q432
4 1 Q430 Q431
B C B B
C B B
D413
E C C
C404 E C C
TP401
E
Q411 D412 E E E
Q406
R468
R464 R428
E
C431 C427
C
1
R431
B
4 3 1
R426
C351
8 7 5 3 1
D410
IC430
D406
IC302 5 7 8
R420R422
B
E
9 11 13 1516 C C
D407
C325 C318
B E
C329
Q408 8 7 5
Q407
C423
IC420
C416
1 3 4
C305
D405
12 9 5 1
C303
11 7 3
C414
IC301
15 19 23
13 17 21 24
CN330
6 5 3 1
To D CD C.B
CN510
10 11 12
23 23
21
17
13
9
5
1
1
E KEY-R C.B
D642
S608
1
S610 S609
D641
1 3 5 6
23
1 3 5 6
C96
To DECK
CN420
E E
C C
To DECK
B B
Q611 Q612
CN410
C50
L4
4
3
6 1
D6
CN410 L9
TP1(VT) D5
R20
3 4
C36
C39
L6
C15
C14
Q421 Q420
R23
C41
R22
S
S
C42
C35 C25
G G C49
C43 IC1
D D
C37 24 21 19 17 15 13
C418 C44
13 15 17 19 21
R25
C29
C46
IC2
C419
12 11 9 5
7
R17
1 3 5 7 9 11 12
R16
C45
C412
C18 R9
C410
C19
3 2 1
Q206 C99
C411
4
B
C
C415 R34 L8
E
CF1
CF3
<LH, HA>
B
C R13
C47
E
Q207
22
13 14
D642,
S608
CD
S610 D641,
S609
POWER
RADIO/
STANDBY/
BAND
TAPE
WHT
PNK
BLK
TM1
BLK
RED
GRN
D3
PNK
R2 TM2
R31
R6 C48
R4
L5
TM5
TM3
23 24
RED
R8
L2
3 1
C1
C3
R38
C17
TM4
GRN
6
B Q71
Q72
R72
C
E
E
E
C
C
C71
Q1
B B
R74