Sony ICF-SW7600GR Service Manual - Page 14

Printed Wiring Board – Key Board –, Conductor Side, Component Side - an 12

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ICF-SW7600GR 4-6. PRINTED WIRING BOARD - KEY BOARD - KEY BOARD (CONDUCTOR SIDE) A S304 POWER S308 SLEEP S329 HOLD. S303 3 B S302 2 ON OFF S301 1 S307 6 S306 5 S305 4 C S311 S310 S309 9 8 7 S312 LIGHT C BE D301 (BACK LIGHT) D S315 EXE S326 SCAN S314 0 S320 PAGE E S318 S322 F S313 DIRECT S316 FM/AM S321 S317 EB EB C C D S G A K C BE G SD CN301 1 2 17 18 S323 b S327 AM BAND STANDBY MEMORY S325 ERASE S319 3 1 IC305 45 a K A IC303 21 34 S328 ENTER 2 1 IC304 34 A TO MAIN BOARD 11 1-679-367- (11) 1 2 3 4 5 6 7 • Semiconductor Location Ref. No. Location D301 B-6 D302 F-10 D303 F-10 D304 F-10 D305 E-6 D306 E-9 D308 E-4 IC301 E-9 IC302 D-10 IC303 E-5 IC304 F-6 IC305 E-6 Q301 B-6 Q302 E-4 Q303 E-4 Q304 D-4 Q305 D-4 Q306 E-3 14 KEY BOARD (COMPONENT SIDE) LCD1 LIQUID CRYSTAL DISPLAY PANEL CN382 A K 8 5 IC301 1 4 42 43 29 28 X301 IC302 56 1 15 14 C331 US A A A K K K C333 8 9 10 11 12 B TO MAIN BOARD 11 1-679-367- (11) 13 14 Note on Printed Wiring Boards: • X : parts extracted from the component side. • a : Through hole. • : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.) Caution: Pattern face side: (Conductor Side) Parts face side: (Component Side) Parts on the pattern face side seen from the pattern face are indicated. Parts on the parts face side seen from the parts face are indicated. 14

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14
14
ICF-SW7600GR
4-6. PRINTED WIRING BOARD – KEY BOARD –
Note on Printed Wiring Boards:
•
X
: parts extracted from the component side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side)
the parts face are indicated.
• Semiconductor
Location
Ref. No.
Location
D301
B-6
D302
F-10
D303
F-10
D304
F-10
D305
E-6
D306
E-9
D308
E-4
IC301
E-9
IC302
D-10
IC303
E-5
IC304
F-6
IC305
E-6
Q301
B-6
Q302
E-4
Q303
E-4
Q304
D-4
Q305
D-4
Q306
E-3
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
10
11
12
13
14
IC303
IC304
IC305
IC301
IC302
A
TO
MAIN BOARD
KEY BOARD
(CONDUCTOR SIDE)
1-679-367-
11
(11)
A
K
3
2
4
17
18
1
2
CN301
D301
(BACK LIGHT)
C
B
E
E
B
E
B
C
E
B
C
C
G
G
S
S
D
D
A
K
ON
OFF
S329
HOLD
.
S312
LIGHT
S308
SLEEP
S304
POWER
S303
3
S302
2
S301
1
S307
6
S306
5
S305
4
S311
9
S310
8
S326
SCAN
S320
PAGE
S327
AM BAND
S325
ERASE
S328
ENTER
S318
S316
FM/AM
S309
7
S315
EXE
S314
0
S323
S319
S313
DIRECT
S317
S322
S321
a
b
STANDBY MEMORY
KEY BOARD
(COMPONENT SIDE)
1-679-367-
11
(11)
LCD1
LIQUID CRYSTAL
DISPLAY PANEL
X301
C331
C333
CN382
29
28
15
14
1
56
43
42
1
4
5
8
A
A
A
A
K
K
K
K
1
3
2
4
1
4
3
5
1
B
TO
MAIN BOARD
US