Schematic Diagram Of A (3/3) Board - Sony KF-60DX100 Service Manual

(3) Schematic Diagram of A (3/3) Board

1 2 3
A
A(3/3)
(AUDIO OUT)
B
TO A2/3,A3/3_27
SW2
SW2 1
GND 2
SW1
SW1 3
C
SET 9V 4
CN1919
4P
WHT
:S-MICRO
T0 ANT SW
R1990
0
:CHIP
CM1901
BC-4A
TO BC4 BOARD
CN2001
D
C IN 15
C
GND 14
5V 13
GND 12
9V 11
CLK 10
DAT 9
MN/NT 8
Y IN 7
3D/GR-RST 6
E C OUT 5
C
GND 4
Y OUT
3
Y
GND
2
V IN
1
R1908
330
1/16W
:RN-CP
TO A2/3,A3/3_16
TO A2/3,A3/3_19
F
TO A2/3,A3/3_17
TO A2/3,A3/3_20
TO A2/3,A3/3_21
G
TO A2/3,A3/3_22
TO A2/3,A3/3_24
TO A2/3,A3/3_25
H
TO A2/3,A3/3_26
I
CN1917
64P
:B TO B
TO U(2/3)
BOARD
4 5 6
CN1902
11P
FOR IC BUS
CONNECTOR
TO A2/3,A3/3_13
TO A1/3,A3/3_12
TO A2/3,A3/3_14
C1011
0.0022
B:CHIP
C1012
0.0022
B:CHIP
C1013
0.0022
B:CHIP
C1014
0.0022
B:CHIP
CLK1
L1901
1uH
DAT1
L1902
1uH
R1907
Y/VIDEO
22
1/16W
:RN-CP
9V
TO A2/3,A3/3_23
7 8 9
D1203
MA111-TX
IC1205 R1220
-14.5 -11.9 10k
NJM79L12UA-TE1
:CHIP
-12V REG
-15V
I O
COM
C1225
C1229 C1232
R1217 R1223 C1235
100
10 0.047
47k 220 22
25V
:PT
:CHIP :CHIP
R1211 R1213
C1223 R1224
1M
39k R1221
10 10k
:CHIP
:CHIP 8.2k
:CHIP
:CHIP
C1226
0.047
:PT
4 3 2 1
R1228
470
:CHIP
IC1202
NJM4558M-T2
AUDIO BUFF
5 6 7 8
R1225
C1236
220
:CHIP 22
C1227
R1218
R1216
0.047
8.2k
R1214 47k
:PT
C1224
39k :CHIP :CHIP
10 R1229
:CHIP
470
R1226
:CHIP
R1219 C1231 10k
R1212
10k 0.047 :CHIP
1M
:CHIP :PT
:CHIP
D1204
IC1201
MA111-TX
NJM78M12DLA
12V REG
14.6 11.9
+15V
I O 12V
G
C1228 TO A(3/3)
C1234
100
10
25V
AUDIO(R)
Q1201
2SC2412K
BUFF
R1206 47 :CHIP Q1205
R1222
2SC2412K
22k
C1221 MUTE DRIVE
4.5 1/16W
4.7
:CHIP 0
3.8
R1208
470
:CHIP
R1227
C1237
Q1202 47k
C1222 10
1/16W
4.7 2SC2412K 0
:CHIP
BUFF
R1207 4.5
47
3.8
:CHIP
R1209
470
TO A2/3,A3/3_18
2SC2412K
:CHIP
MUTE DRIVE
SP MUTE
R1230
22k
1/16W
:CHIP
C1243
47
16V
SP-DC PROT
AUDIO(R)
AUDIO R
VAR L
AUDIO(R)
VAR R
C1362
C1354
0.1
47
16V
25V
B:CHIP
R1344
2.2k
1/16W
:CHIP
R1340
R1343
47k
4.7k
1/16W
1/16W
:CHIP
:CHIP
R1341
C1355
30k
47
1/16W
25V
AUDIO L
:RN-CP
L1903 Q1910
10uH 2SC2412K
:CHIP
BUFFER
C1966
47
16V
C1965
0.0022
B:CHIP
4.9
TO A2/3,A3/3_15
R1980
#
– 56 –
10 11 12
IC1203
TDA7269A AUDIO-AMP-L
11 10 9 8 7 6 5 4 3 2 1
-15V
R1265
R1239 R1240 +15V
C1242 10k
330 8.2k
10 1/16W
1/16W 1/16W R1248
JW(5) :CHIP
:CHIP :CHIP #
1/16W
C1249
:CHIP
Q1209 #
0
C1241
2SC2412K
R1244 R1253
JW(5) D1212
MUTE 18k 13k
#
:RN-CP :RN-CP
R1234 0
2.2k 0
R1243
1/16W
330
:CHIP R1254
:CHIP C1251
470 R1273
0.1
R1238 0 :CHIP 4.7
:MPS
2.2k 1W
1/16W :RS
:CHIP Q1210 R1266 R1271
2SC2412K 47k 47k
1/16W 1/16W
MUTE
C1252
:CHIP :CHIP
R1274
0.1
C1245 4.7
:MPS
220 1W
25V :RS
:BP
IC1204
C1238 TDA7269A
0
JW(5)
AUDIO-AMP-R
0
R1231
2.2k
:CHIP
Q1207
2SC2412K 11 10 9 8 7 6 5 4 3 2 1
MUTE -15V
+15V
R1255
R1267
R1235
13k
#
330 C1239 :RN-CP
1/16W JW(5)
R1245
:CHIP
18k
R1237
:RN-CP
8.2k
1/16W
R1256 C1253
R1246
:CHIP
470 0.1 :MPS
330
R1268
:CHIP
:CHIP
47k
R1275
1/16W
4.7 1W :RS
:CHIP
R1272
47k
1/16W
:CHIP
C1254
R1276
0.1
C1246 4.7
Q1211
:MPS
R1250 220 1W
Q1208 2SC2412K
47k R1252 25V :RS
2SC2412K SP PROT
1/16W 1k :BP
0 Q1215
MUTE :CHIP 1/16W
8.9
2SA1037AK
:CHIP
0
SP PROT
-0.1 R1249
D1206
9.0
R1233 1k
MA111-TX
2.2k :CHIP 0
1/16W 8.9 C1261
0
:CHIP 1
R1257 R1258 +15V
R1232
R1241 R1247
2.2k 10k
100k
100
12k -0.1 1/16W 1/16W
1/16W
:CHIP
:CHIP :CHIP :CHIP R1264
:CHIP
Q1206 #
R1277
Q1213
C1259
6.3 5.6k Q1217
2SC2412K
#
1/16W
2SC2412K
SP PROT
0 :CHIP 4.9
MUTE
D1205
#
R1270
1k D1202
R1236 1/16W
C1240 R1260 5.5 DAN202K -15V
10k :CHIP
10 # R1284
R1202 1/16W 4.8
R1262 4.7
22k :CHIP
15.9
6.8k :FP-RD
1/16W
1/16W
:CHIP
:CHIP C1260
R1283
1000
220k
25V
1/16W
AUDIO(L) :CHIP
16.0
Q1212
0.1
D1207 2SA1037AK
MA111-TX PROT
AUDIO(R)
AUDIO(L) R1364
IC1307 R1363
33k
NJM4558M-T2 47k
1/16W IC1311
1/16W
AUDIO BUFF.
:CHIP
:CHIP BH3868BFS-E2
4.6
AUDIO PROC.
R L
R1355
2.2k 82h
C1365
4.6 4.5
1/16W
R1367 100
:CHIP
22k 16V
R1358 1/16W
4.5 4.5
FILTER GND
4.7k :CHIP
4.5
1/16W
AGCADJ LS1
:CHIP C1359
4.5 3.6 0
R1362 0.1 16V B:CHIP
PS2 LS2
30k C1358 C1361
4.5 0.1
1/16W 47 0.1
PS2 SOUT
:RN-CP 25V
16V 4.5 4.5
0.047 16V B:CHIP
B:CHIP
IN1 IN2
4.5 4.5
BASA1 BASA2
C1373
4.5 4.5
AUDIO(L)
AUDIO(L) C1356 0.01
BASB1 BASB2
10 :PT
4.5 4.5
C1375
TREA1 TREA2
0.0022
4.5 4.5
:PT
TREB1 TREB2
R1968 4.5 4.5
680 C1382 BAS2 BAS2
1/16W C1967 0.01 :PT 4.5 4.5
:CHIP # TRE2 TRE2
C1383
4.5 4.5
0.0022 :PT
R1970 OUT1 OUT2
2k 4.5 4.5
AUDIO(L) C1384
1/16W R1975 VC1 VC2
0.47
:RN-CP # 1.4 1.4
C1385 BC TC
Q1909
5.6 4.7 1.9 1.9
DAT1
5.5 2SA1037K SDA VCC
R1368
4.5
BUFFER CLK1
22k 1/16W :CHIP
SCL CHIP
R1392
4.5 9.0
R1967 22k 1/16W :CHIP
5.0
R1971 3.4 47
1k 1/16W
1/16W R1969 :CHIP
AUDIO(R)
:CHIP C1964 680
22p 1/16W
CH:CHIP :CHIP
KF-60DX100
K
RM-Y910
13 14 1
AUDIO(L)
SPEAKERS
1 W-L(+)
W-L(-)
2
L
H-L(+)
3
AUDIO(L)
H-L(-)
4
W-R(+)
5
AUDIO(R)
W-R(-)
6
R
H-R(+)
7
AUDIO(R)
H-R(-)
8
CN1903
8P
WHT
:S-MICRO
TO SPEAKER
AU+15V
1
C1255
0.1 C1257 AU+15V
2
25V 4700
F:CHIP 25V AU-GND
3
TO G BOARD
AU-GND
4
C1256 CN1606
0.1 C1258 AU-GND
5
25V 4700
F:CHIP 25V AU-15V
6
7 AU-15V
CN1909
TO A(1/3) 7P
17V WHT
R1263 R1269
:S-MICRO
0 0
:CHIP :CHIP
9V
R1393
1M
1/16W
:CHIP
C1389
10
C1386
4.7
C1387
1
R1394
# 1/16W :CHIP
R1395
5.6k 1/16W :CHIP
C1388
C1390
0.033
:PT
C1391
0.0033
:PT
C1392
0.01 :PT
C1393
0.0022 :PT
C1394
0.47
C1395
4.7
C1397
C1396
0.1
1000
16V
R1396 16V
B:CHIP
0
:CHIP
B-SS844.<U/C>-A..-P3-05