Read Sony SRF-M85 Service Manual online
SRF-M85
11
11
SRF-M85
4-3. PRINTED WIRING BOARD – KEY Board –
:Uses unleaded solder.
DISPLAY
MEGA BASS
IC302
IC301
R307
C305
C301
C302
R431
C307
C318
C320
C319
C324
C328
R304
R306
C304
R305
R303
R322
D301
D302
D303
R328
R342
R335
R319
R301
R336
C336
R337
R338
R339
R340
EC
B
Q304
EC
B
Q303
L303
C344
C326
C309
C311
C327
C322
C323
C325
C338
R314
R343
C310
C345
R310
R321
D304
L301
D305
JC301
X301
S308
SPLIT/
RESET
RESET
S307
TUNE/
TIME SET
START/
STOP
S305
S306
POWER
C303
+
+
S311
HOLD
ON
OFF
KEY BOARD
(CONDUCTOR SIDE)
1-865-008-
(11)
11
1
BLK
BLK
RED
11
B
MAIN
BOARD
MAIN
BOARD
A
DRY BATTERY
SIZE “AAA”
(IEC DESIGNATION R03)
1PC. 1.5V
+
A
K
A
K
A A
A
K
K
K
1
2
4
3
1
16
48
33
32
17
49
64
S301
ENTER
S303
MODE
S310
BAND
S531
–
S302
–
S304
1
19
LCD301
LIQUID CRYSTAL
DISPLAY
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
11
KEY BOARD
1-865-008-
(11)
11
(COMPONENT SIDE)
R324
R326
R331
R334
C335
R333
C334
C332
C333
C329
C330
C331
R332
R329
R323
R320
C321
R308
R309
R311
C306
C315
C314
C316
C337
R317
R316
R330
R315
R318
R312
R313
L302
JC302
EC
B
Q305
EC
B
Q306
•
Semiconductor
Location
Location
Ref. No. Location
D301
C-8
D302
C-8
D303
C-8
D304
E-10
D305
E-10
IC301
D-9
IC302
C-7
Q303
C-8
Q304
E-11
Q305
E-4
Q306
E-5
(Page 10)
(Page 10)
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