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Schematic Diagrams, Overlays, and Parts Lists
: UHF Band 1 Section
C445
VR432
VR433
VR445
VR446
VR448
C442
R473
C414
C415
C430
C440
C450
C451
C452
C476
4
3
Q410
R471
SH403
VR460
C405
C408
C409
C410
C41
1
R434
R436
1
37
25
13
U404
11
1
20
10
U420
C407
C416
C419
C420
C421
C422
C447
C448
C475
C479
C481
R400
R413
R423
R424
R425
R431
R445
R449
R472
R475
R498 R499
C453
C456
C498
L410
L411
R409
R41
1
R432
R457
C434
C435
CR41
1
Q416
R419
R460
R461
R462
SH402
1
76
U409
U410
C431
C433
C436
C437
3
FL401
R414
R415
R420
R426
R463
51
C449
C458
C459
C463
C466
C524
C525
C526
C527
C528
C529
E400
E401
E402
E403
E404
E405
E406
26
C277
C278
C279
C328
C337
C358
C359
C383
C390
C522
C523
L505
R370
R371
R372
R373
R374
R375
R376
R377
R378
U248
1
4
5
8
U303
VR441
VR442
VR506
C201
C202
C204
C206
C207
C208
C218
C219
C223
C224
C231
C232
C234
C258
C259
C263
C264
C265
C293
C296
C298
CR203
L261
R201
R202
R204
R231
R232
R233
R281
SH202
1
37
25
13
U201
5
4 3
U210
5
4
3
U21
1
C241
C242
C243
C244
C245
C246
C250
C252
C254
C255
C281
C295
C371
C372
C373
C378
CR241
CR242
CR243
CR251
L241
L242
L251
L281
Q310
R1
10
R
111
R1
12
R241
R242
R244
R245
R251
R252
R254
R330 R331
R332
R349
SH242
11
1
20
10
U241
C105
C126
C128
C130
C133
C134
C135
C138
C150
C151
C152
C170
C173
C174
CR105
L1
12
R102
R109
R130
R131
R132
R136
R172
1
17
9
25
U102
C108
C132
C172
CR103
CR160
H101
P100
4
3
Q111
R101
R133
R170
C123
C503
CR306
CR501
E101
F501
R329
SH304
VR439
1
23
B501
VR444
C326
C327
C329
C334
C343
C344
C345
C346
C347
C348
C350
C351
C355
C357
C360
C361
C366
C382
CR311
CR312
CR313
L331
L332
Q302
Q320
R311
R312
R313
R314
R315
R344
R350
R358
R359
R361
R363
R364
R366
R367
R368
R369
SH322
11
1
20
10
U301
43
2
Y300
C364
C367
C385
L325
R320
R322
R346
4
5
3
2
S502
4
C
8C
2
1
S501
C306
C307
C309
C310
C31
1
C312
C313
C314
C315
C316
C317
C318
C321
C380
CR303
CR304
CR305
L303
L304
L305
L306
L307
Q301
R303
R304
R305
R306
R307
R328
R340
SH302
2
3
4
1
J101
J102
Figure 4-19:
UHF (403–470 MHz) Main Board Bottom Side: PCB 8486458Z03 rev. C
Summary of Contents for PR860
Page 1: ...PR860 Two Way Portable Radio Detailed Service Manual ...
Page 2: ......
Page 5: ...iv Notes ...
Page 9: ...viii Table of Contents Notes ...
Page 13: ...Notes xii List of Figures ...
Page 17: ...1 4 Introduction Radio Model Information Notes ...
Page 51: ...2 34 Theory of Operation Voltage Control Oscillators VCO Notes ...
Page 81: ...4 4 Schematic Diagrams Overlays and Parts Lists Flex Layout Notes ...
Page 193: ...4 116 Schematic Diagrams Overlays and Parts Lists Low Band Section Notes ...
Page 196: ......