Kenwood TS-990S, Service Manual

Page: 29 / 54

J K L M N O P Q R S I H G F E D C B A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
9
10
11
12
13
14
29
G
S
D
G S D
9 16
8 1 8 1
9 16
1
8
16
9
NC
FAN-
NC
GND
14S
NC
NC
NC(MLPX2)
CLK
MFEN1
QSL
FAN-
FFANAT
FAN+
GND
NC
14S
33S
5M
DATA
MFEN2
ATPWS
GND
32
1
CN202
CN203
CN204
CN205
CN206 CN207
L270
CN208
CN209
CN210
L281
L283 L285 L287
C201
L289
C202
C203
C204
C205
C206
C209
L291 L293 L297
C210
L299
C213
C216 C219 C220
CN240
CN241
CN242
C223
CN243
C224
CN244 CN245
CN246
C227
CN247
CN248
C230 C231
C240
C241
C242
C243
C244
C245
C248
C249
C252
C255 C258 C259
C262
C263
Q300
Q301
C266
Q302
Q303
Q304
C269
Q305 Q306 Q307
C270
L303
L304
L305 L306
L307
L308
L309
Q320
Q321
Q322
Q323
Q324
Q325
Q326
Q327
Q340
Q341
Q342 Q343
L330
Q344
Q345 Q346 Q347 Q348 Q349
R304
R305 R306
R324
R325
R326
R331
C300 C301
C302
C303
R340
R342
R347
R348
K201
R349
K202 K203 K204 K205 K206 K207 K208
R354
C320
C321
C322
C323
R360
R361
R362
R363
R364
R365
R366
CN360
C340 C341 C342
C343
K240 K241 K242 K243 K244 K245 K246 K247
C360
CN381
C361
C362
C363
C364
C365
C366
C367
C368
C369
C370
C371
C372
C376
C377
C378
C379
IC300
K280
K281
K282
K283
K284
K285
K286
K287 K288
IC320
IC340
Ref. No. Address Ref. No. Address Ref. No. Address Ref. No. Address
IC300
IC320
IC340
Q300
Q301
Q302
Q303
Q304
Q305
Q306
Q307
Q320
Q321
Q322
Q323
Q324
Q325
Q326
Q327
Q340
Q341
Q342
Q343
Q344
Q345
Q346
Q347
Q348
Q349
3O
5R
3N
3O
3O
3O
3O
4O
4P
4O
4P
4R
4R
4R
4R
4R
5R
5R
5R
3L
3L
3M
3M
3M
4M
4M
4M
4L
4M
Component side
Layer 1
Layer 2
Layer 3
Layer 4
Foil side
TS-990S
PC BOARD
AT UNIT (X53-4410-00) (B/2)
Component side view (J79-0254-29)
J79-0254-29 B/2