Printed Wiring Boards - Key Section - Sony ZS-YN7 Service Manual

ZS-YN7
6-12. PRINTED WIRING BOARDS – KEY Section –
1 2 3 4
(Page 25)
A KEY (POWER) BOARD
J MAIN BOARD
CN804
CN407
IC401
B R403
C401
R426
JW404
R401
3 1
R402
C402
S401
R431
POWER
S402
SLEEP
C
(Page 25)
KEY (VOL) BOARD
L MAIN BOARD
CN802
D
CN408
R409 R408
S406
S407
R406
R407
MEGA BASS SOUND
R405
R404
E
VOLUME
S404
+ –
DOOR SW BOARD
F
S421
CD LID
OPEN/CLOSE
DETECT
CN404
C415
CN405
D403
G
C414
H MAIN BOARD
CN806
PL801
KEY (OPEN) BOARD
(Page 25)
TRIGGER
H
PLUNGER
CN406
S403
OPEN
I
K MAIN BOARD
CN807
(Page 25)
ZS-YN7
• See page 19 for Circuit Boards Location.
5 6 7 8 9
KEY (JOG) BOARD
R428
D401
OPR/BATT S418
TUNE
11 R419
–
1-862-276- (11) S417
S417
TUNE
+
R420
S419
ENTER/
MEMORY
LCD BOARD
S405
11
1-862-280- (11)
S408
S408
RADIO
AUTO PRESET
BAND
11
1-862-275- (11)
11
(11)
1-862-281-
: Uses unleaded solder.
10 11 12 13 14
S420
ROTARY ENCODER
(JOG)
3
C404
1 C403
(Page 25)
MAIN BOARD
M
CN803
S413
S414
R418
S415 R417
u
PRESET +
R416
CN401
R415
JW401
JC401
LCD401
LIQUID CRYSTAL DISPLAY
L401 C429
R498 R447 R442
C408
C406
C426
C428
28 28
15 16 17 18
2 4
S410
R413
REPEAT
1 5
S411
CN403
MODE
R414
S412
DISPLAY
11
1-862-291- (11)
5 1
S416
4 2
CN402 PRESET –
R412 R411
JW402
D402
(LCD BACK LIGHT)
S401 – 419
R438
C417
R432
CN322
C405
SP101
R441 (L-CH)
SP201
(R-CH)
11
1-862-273- (11)
19 20 21 22
H/P BOARD
J321
i
R226
L121
R126
JW301
JW302
11
CN321 1-862-277- (11)
F
MAIN BOARD
CN301
(Page 25)