Motorola 6864115B62-C Detailed Service Manual page 205

VHF 1-25W PCB 8486172B06 / Schematics
7.44VDC (R)
0VDC (T)
L3302
100nH
R3303
2.2K
11-14dBm (R)
RXINJ_VHF_VCO_1 C3302
L3301
2.18VDC (R)
0VDC (T)
18nH Q3301
RXINJ 6.8pF C3304
C3301
R3301
C3306
15pF
5.1pF 75 330pF
NU
NU
R3308
R3304
0
1K
1.49VDC (R)
0VDC (T)
R3302 C3303
.01uF
100
TXINJ_VHF_VCO_1
0-5dBm (T)
TXINJ
PRESC_VHF_VCO_1
-2 to 7dBm
PRESC
0VDC (R)
TRB_VHF_VCO_1
4.91VDC (T)
TRB
WARISMOBILE VHF_VCO
Q3303
UMC5N
9.14VDC (R)
0VDC (T) 3 9.21VDC
4
3.83VDC (R)
2
0VDC (T)
1
NC
R3311
100
R3312
100
C3311 L3331
NU
.022uF 68nH
C3331
10pF
C3312 R3319
0.1uF NU
47K
NU NU
L3311
R3313 R3321
100nH
1K
10K
NU
NU
R3316
0
C3305
R3306
R3318
22
5.6pF C3314
22
NU
NU
R3305
Q3302
R3307 6.8pF
220
NU
220
NU
R3317
NU
10K
R3314
C3316
NU
10
3.3pF
NU
C3313
R3315
330pF
220
NU
NU
C3317
33pF
VSF
C3335
.01uF
R3335 C3336
R3331
.01uF
33
47
4.40VDC
C3332 C3333
0.1uF
0.1uF 1.53VDC (R)
C3348
L3332
100nH .01uF
Q3304
BFQ67W
C3334
.022uF
0.92VDC (R)
0VDC (T)
18 14
VCC_LOGIC
VCC_BUFFERS
U3301
1
TX_IADJ
50U54
2
RX_IADJ
10 TX_OUT
8 RX_OUT 3
SUPER_FLTR
4
COLL_RFIN
12
PRESC_OUT
5
NC
RX_BASE
7 RX_SWITCH 6
RX_EMITTER NC
13 TX_SWITCH 16
TX_BASE
15
TX_EMITTER
20
FLIP_IN
TRB_IN 19
GND_LOGIC
GND_BUFFERS
C3315
15pF GND_FLAG
R3351
20K
4.52VDC (R) C3351
0VDC (T)
.01uF
L3317
R3355
33nH
20K
0VDC (R)
4.52VDC (T)
C3355
R3323
L3318
VSF
.01uF
100nH
1K
C3361
1000pF
C3318
5.6pF
R3361
220
C3319
1000pF
VSF
9V3_VHF_VCO_2
9V3_VHF_VCO_3
4.97VDC
4.54VDC
L3333
1uH
C3337 C3324
0.1uF .01uF
0VDC (T)
C3344
1.8pF
C3341
C3345
L3346
20pF
1000pF
R3342 35.5nH
39
R3341
C3342
R3336
L3341
3pF
220 15K
8nH
L3345
1uH
1.42VDC (R)
0VDC (T)
R3352
C3352
12K
.022uF
0VDC (R)
L3351
1.92VDC (T)
1uH
R3356
C3356
12K C3357
.022uF
7.5pF
C3364
R3362
47 C3363
15pF
68pF
L3362
C3362 68nH
L3361
5.6pF
56nH
R3364
R3363
39K 47K
NU
D3362
VHF (136-174 MHz) Voltage Controlled Oscillator
4-19
9V3_VHF_VCO_1
9V3
VDDA_VHF_VCO_1
VDDA
VSF_VHF_VCO_1
VSF
D3341
VCTRL_VHF_VCO_1
L3344 2.5-11VDC
R3343
VCTRL
1uH
100
L3343
C3346
180nH
.01uF
C3347
.01uF
VCOBIAS_1_VHF_VCO_1
R3353
VCOBIAS_1
100K
VCOBIAS_2_VHF_VCO_1
R3354
VCOBIAS_2
150K
D3361
L3364
1uH
L3363
C3365
56nH
1000pF
4.52VDC (R)
2.62VDC (T)
VCOMOD
VCOMOD_VHF_VCO_1
ZWG0130394-O