Motorola 6864115B62-C Detailed Service Manual page 222

4-36
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
6.8pF
RXINJ C3304
C3301
R3301
C3306
15pF
75
5.1pF 330pF
NU
NU
R3308
R3304
0
1K
1.49VDC (R)
0VDC (T)
C3303
R3302
.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
68nH
.022uF
C3331
10pF
C3312
R3319
0.1uF 47K NU
NU NU
L3311
R3313 R3321
100nH
1K
10K
NU
NU
R3316
0
C3305
R3306
R3318
22
5.6pF C3314
22
NU
NU
R3305
Q3302
6.8pF
R3307
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
33 .01uF
47
4.40VDC
C3332 C3333
0.1uF 1.53VDC (R)
0.1uF
C3348 0VDC (T)
L3332
.01uF
100nH
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
RX_BASE NC
6
7 RX_SWITCH
RX_EMITTER NC
13 TX_SWITCH 16
TX_BASE
15
TX_EMITTER
20
FLIP_IN
TRB_IN 19
GND_LOGIC
C3315 GND_BUFFERS
GND_FLAG
15pF
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
VHF 1-25W PCB 8486172B08 / Schematics
9V3_VHF_VCO_2
9V3_VHF_VCO_3
9V3_VHF_VCO_1
VDDA_VHF_VCO_1
4.97VDC
VSF_VHF_VCO_1
4.54VDC
L3333
1uH
C3324
C3337
.01uF
0.1uF
C3344
1.8pF
C3341
D3341
C3345
L3346
20pF
1000pF R3342 35.5nH
39
R3341
C3342
R3336
L3343
L3341
3pF
15K
220
180nH
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 D3361
C3364
R3362
C3363
47
15pF
68pF
L3362 L3363
C3362
68nH 56nH
L3361
5.6pF
56nH
4.52VDC (R)
R3364
R3363
2.62VDC (T)
39K 47K
NU
D3362
VHF (136-174 MHz) Voltage Controlled Oscillator
9V3
VDDA
VSF
VCTRL_VHF_VCO_1
L3344
2.5-11VDC R3343
VCTRL
1uH
100
C3346
.01uF
C3347
.01uF
VCOBIAS_1_VHF_VCO_1
R3353
VCOBIAS_1
100K
VCOBIAS_2_VHF_VCO_1
R3354
VCOBIAS_2
150K
L3364
1uH
C3365
1000pF
VCOMOD
VCOMOD_VHF_VCO_1
ZWG0130394-O