4-36
VHF 1-25W PCB 8486172B08 / Schematics
4.22VDC (T)
0VDC (R)
1.92VDC (T)
4.52VDC (R)
2.62VDC (T)
4.52VDC (R)
0VDC (T)
1.42VDC (R)
0VDC (T)
4.97VDC
4.40VDC
1.53VDC (R)
0VDC (T)
0.92VDC (R)
0VDC (T)
0VDC (R)
0-5dBm (T)
7.44VDC (R)
9.14VDC (R)
0VDC (T)
0VDC (T)
11-14dBm (R)
-2 to 7dBm
0VDC (T)
2.18VDC (R)
0VDC (T)
1.49VDC (R)
2.56VDC (R)
0VDC (R)
2.5-11VDC
4.54VDC
0VDC (T)
4.78VDC (R)
2.66VDC (T)
4.52VDC (T)
WARISMOBILE VHF_VCO
4.78VDC (R)
4.27VDC (T)
4.91VDC (T)
9.21VDC
3.83VDC (R)
L3333
R3356
12K
VCOBIAS_2_VHF_VCO_1
1uH
D3361
R3335
33
9V3_VHF_VCO_2
220
R3361
C3331
VDDA_VHF_VCO_1
10K
NU
10pF
35.5nH
R3321
15K
L3346
L3331
68nH
R3336
100nH
NU
C3312
0.1uF
10
TX_OUT
13 TX_SWITCH
14
VCC_BUFFERS
18
VCC_LOGIC
NU
L3311
2
RX_IADJ
8 RX_OUT
7 RX_SWITCH
3
SUPER_FLTR
TRB_IN 19
16
TX_BASE
15
TX_EMITTER
1
TX_IADJ
4
COLL_RFIN
20
FLIP_IN
11
GND_BUFFERS
9
GND_FLAG
GND_LOGIC
17
12
PRESC_OUT
5
RX_BASE
6
RX_EMITTER
U3301
50U54
R3362
47
NU
330pF
C3304
R3354
150K
RXINJ
VCOMOD_VHF_VCO_1
C3363
68pF
L3317
33nH
33pF
C3317
C3357
7.5pF
1uH
L3351
100
R3311
10K
R3317
22
R3318
NU
L3344
1uH
C3362
5.6pF
100nH
L3332
22
R3306
0
R3316
NU
18nH
L3301
C3344
1.8pF
Q3301
L3318
100nH
C3311
.022uF
6.8pF
C3314
C3315
.01uF
C3303
15pF
20K
R3351
Q3304
BFQ67W
NU
47K
R3319
3.3pF
C3316
56nH
L3361
0
R3308
TRB_VHF_VCO_1
1uH
L3364
C3351
.01uF
12K
R3352
PRESC
VCOMOD
VCOBIAS_1_VHF_VCO_1
R3323
1K
VCTRL
C3347
.01uF
C3337
0.1uF
NU
R3307
220
D3341
VCOBIAS_1
RXINJ_VHF_VCO_1
100K
R3353
C3324
.01uF
L3302
100nH
VCOBIAS_2
2.2K
R3303
C3345
20pF
L3362
68nH
15pF
C3364
8nH
L3341
C3333
0.1uF
56nH
L3363
100
0.1uF
C3332
NU
R3312
.022uF
C3352
C3305
VDDA
NU
5.6pF
TRB
100
R3343
C3334
VSF_VHF_VCO_1
.022uF
.01uF
C3355
VSF
C3342
3pF
D3362
1K
R3313
C3336
.01uF
NU
C3335
.01uF
R3341
220
R3355
20K
NU
R3363
39K
9V3_VHF_VCO_1
9V3
VCTRL_VHF_VCO_1
PRESC_VHF_VCO_1
75
6.8pF
R3301
C3302
C3306
5.1pF
NU
15pF
C3301
NU
330pF
C3313
47
R3331
3
C3319
1000pF
UMC5N
2
4
1
C3346
Q3303
C3341
.01uF
1000pF
39
R3342
NU
Q3302
TXINJ_VHF_VCO_1
TXINJ
5.6pF
C3318
220
R3315
9V3_VHF_VCO_3
NU
C3361
C3356
.022uF
1000pF
180nH
1K
R3304
R3302
L3343
220
100
NU
R3305
C3365
1000pF
R3314
R3364
47K
NU
10
C3348
.01uF
VSF
1uH
L3345
VSF
VSF
NC
NC
NC
VHF (136-174 MHz) Voltage Controlled Oscillator
ZWG0130394-O
Summary of Contents for 6864115B62-C
Page 1: ...Professional Radio GM Series Detailed Service Manual 6864115B62 C ...
Page 2: ...ii ...
Page 4: ...iv ...
Page 5: ...Professional Radio GM Series Service Maintainability Issue July 2007 ...
Page 8: ...ii ...
Page 22: ...2 10 MAINTENANCE ...
Page 25: ...Professional Radio GM Series Controlhead Service Information Issue July 2007 ...
Page 77: ...Professional Radio GM Series Controller Service Information Issue May 2007 ...
Page 100: ...2 2 TROUBLESHOOTING CHARTS ...
Page 104: ...3 4 Controller schematics parts list ...
Page 154: ...3 52 Controller T12 Schematic Diagrams ...
Page 155: ...Professional Radio GM Series VHF 136 174MHz Service Information Issue May 2007 ...
Page 164: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 176: ...2 12 THEORY OF OPERATION ...
Page 186: ...3 10 TROUBLESHOOTING CHARTS ...
Page 190: ...4 4 VHF PCB SCHEMATICS PARTS LISTS ...
Page 252: ...4 66 VHF 1 25W PCB 8471235L02 Schematics VHF 136 174 MHz IF ...
Page 256: ...4 70 VHF 1 25W PCB 8471235L02 Schematics ...
Page 257: ...Professional Radio GM Series UHF 403 470MHz Service Information Issue May 2007 ...
Page 266: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 366: ...2 12 THEORY OF OPERATION ...
Page 372: ...3 6 Low Band TROUBLESHOOTING CHARTS ...