Printed Wiring Boards - Key Section - Aiwa CX-BK33 Service Manual

CX-BK33
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
7-29. PRINTED WIRING BOARDS – KEY Section –
1 2
POWER KEY BOARD
LED302
A
(STANDBY)
R345
S338
B
1
R338
R339
S339
C
DISPLAY
R340
S340
D FUNCTION
R341
S341
TUNER/
BAND
R342
E
S342
EQ
CN301
1 4
A2
LCD BOARD
CN606
(Page 56)
F
1-861-928-
JOG BOARD
3
A5
S304
1 ROTARY
LCD BOARD
ENCODER
CN010 CN011
G AMS/
(Page 56)
TUNING
R380
C372
C370 R379
3
R376
R377
1
C371
R378
x a o
y
H
. i
1-861-930-
http://www.xiaoyu163.com
• See page 35 for Circuit Boards Location.
8
3 4 5
Q Q
3 7 6 3
FRONT KEY BOARD
R316
R317
R318
12
S319 S318 S317
(12)
R319
R320
S320
S321
TUNING + TUNING –
R321
R322
S323 S322
– ALBUM +
R323
R324
u 1 6 3
S325 .
S324
CD SYNC
REC PAUSE/
START
12
(12)
58 58
http://www.xiaoyu163.com
:Uses unleaded solder.
2 4
9 9 8
6 7
1 5 1 5 0 8 9 2 4
S316 – 325,
S327 – 330,
S338 – 342
LCD BOARD
A4
CN004
(Page 56)
1 5
CN302
JR301
R310
S316
(AEP, UK) USB
(E51) KARAOKE
JW301 IC301
JW302
5
4
R301
A1
JW303
LCD BOARD
JW304
CN006
1 3 R302
(Page 56)
m
c o
12
1-861-925- (12)
2
9 9
8 9
ENTER KEY BOARD
2
A3
1
LCD BOARD
CN005
CN002
(Page 56)
S330
PLAY MODE/
TUNING MODE
R330
S329
9 8 2 9 9
REPEAT/
FM MODE
R329
S328
TUNER
MEMORY
R327
R328
S327
ENTER
12
(12)
1-861-929-
LED BOARD
2
1
R344
R346
USB PORT
ILLUMINATION
12
1-861-927- (12)