Motorola 6864115B62-C Detailed Service Manual page 242

Gm series professional radio
Table of Contents

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4-56
5V
G
(SOURCE)
VCTRL_VHF_FN_1
G
VCTRL
LOCK_VHF_FN_1
LOCK
G
BWSELECT_VHF_FN_1
BWSELECT
G
VCOMOD_VHF_FN_1
VCOMOD
G
16_8MHz_VHF_FN_1
G
16_8MHz
TRB_VHF_FN_1
TRB
G
VHF (136-174 MHz) FRACN
5V_VHF_FN_1
5V_VHF_FN_2
C3202
.01uF
C3203
.01uF
C3205
C3206
R3202
.01uF
10uF
10MEG
NU
R3221
2.5-11VDC
390
R3222
C3222
0.1uF
TP3201
680
C3221
0.1uF
5VDC (LOCKED)
0VDC (UNLOCKED)
R3223
100
C3223
C3224
1uF
1uF
NU
4.95VDC (R)
0VDC (T)
4.52VDC (R)
2.62VDC (T)
+1dBm
0VDC (R)
4.91VDC (T)
Ref.No.
Ref.Osz.
C3235
2113741F49
10nF
C3251
2113743E20
100nF
C3261
NOTPLACED
C3262
NOTPLACED
C3263
2113743E20
100nF
D3261
NOTPLACED
R3261
0662057A89
47K
R3262
NOTPLACED
R3263
0662057A65
4.7K
Y3261
NOTPLACED
Y3262
4886182B01
RefOsc
4.97VDC
13.30VDC
6.83VDC
11.28VDC
L3201
390nH
5V
3
4
K3
A3
2
5
K2
A2
R3201
1
6
K1
A1
47
D3201
C3210
2.2uF
C3225
0.1uF
R3206
150K
NU
R3226
47K
C3208
NU
0.1uF
C3209
C3207
0.1uF
C3228
0.1uF
22pF
NU
C3246
R3203
R3204
220pF
47
47
R3228
47K
NU
C3247
10pF
R3242
R3241
0
100
2.90VDC
C3240
C3241
3.42VDC
L3232
22pF
56pF
NU
2.2uH
NU
NU
Temp.Comp. org.
Temp.Comp. new
NOTPLACED
NOTPLACED
NOTPLACED
NOTPLACED
C3261
2113740L37
62pF 2%
2113740F41
39pF
39pF
(*)
2113740F59
220pF
2113740F63
330pF
NU
2113740F07
1.5pF
NOTPLACED
4802245J22
4862824C03
0662057B02
150K
0662057A89
47K
R3262
C3262
NOTPLACED
NOTPLACED
6.2K
330pF
NOTPLACED
NOTPLACED
NU
NU
4880114R04
Xtal
4805875Z04
Xtal
(*)
NOTPLACED
NOTPLACED
R3211
0
U3211
ADP3300
1
6
GND
3
ERR
SD
C3212
4
5
IN
OUT
2
NR
.022uF
C3213
C3211
C3215
2.2uF
0.1uF
2.2uF
R3224
47K
C3229
R3225
47K
.047uF
D3221
Q3221
1.1-4.1VDC
R3265
TP3202
0
25
NC3 31
NC
WARP
-2 to +7dBm
16
NC2 29
NC
INDMULT
NC
28
NC1 17
SFOUT
NC
R3227
46
ADAPTSW
C3226
100K
4 LOCK
42
CCOMP
NC
45
18
IADAPT
NC
REFSEL
8.2pF
43
C3227
IOUT
3.63VDC
32
PREIN
38
SFBASE 27
C3255
NC
TEST2
NC
100pF
37
SFCAP 26
NC
TEST1
U3201
R3252
330K
2.2uF
3
BIAS2 39
AUX4
2
BIAS1 40
AUX3
1
AUX2
R3251
48
VBPASS 21
NC
180K
AUX1
PVREF 35
63A27
NC
11
NC
VMULT4
12
30
NC
VMULT3
SFIN
5VDC
14
7
VMULT2
DATA
2.5VDC
15 VMULT1
10
MODIN
5VDC
41
CEX 9
MODOUT
0VDC
19
8
FREFOUT
CLK
R3261
24 XTAL2
47K
23
(*)
XTAL1
C3244
C3242
C3245
C3243
220pF
220pF
220pF
220pF
Y3261
(*)
75Z04
16.8MHz
NU
6
3
IN
OUT
C3231
C3232
C3263
D3261
.01uF
.01uF
0.1uF
GND
GND1
NU
(*)
1
4
C3235
Temp.Comp.Xtal
.01uF
(*)
Y3263
1
R3263
16.8MHz
VCNTL
5V
4.7K
TTS05V
(*)
Ref.Osz.
(*)
2
4
GND
VCC
C3251
OUT
0.1uF
(*)
3
VHF 25-45W PCB 8486140B15 / Schematics
VDDA_VHF_FN_1
G
VDDA
C3214
2.2uF
VDDA
IN_5V_RF_REG_VHF_FN_1
G
IN_5V_RF_REG
VCOBIAS_1_VHF_FN_1
G
VCOBIAS_1
VCOBIAS_2_VHF_FN_1
G
VCOBIAS_2
PRESC_VHF_FN_1
G
PRESC
VSF_VHF_FN_1
VSF
G
C3252
C3254
1000pF
.01uF
C3253
DATA_VHF_FN_1
4.7uF
G
DATA
MODIN_VHF_FN_1
MODIN
G
CSX_VHF_FN_1
G
CSX
CLK_VHF_FN_1
G
CLK
VDDA
L3231
2.2uH
C3233
C3234
2.2uF
0.1uF
ZWG0131061-O
ZWG0131061-O

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