Motorola CDM Series Service Manual page 169

Professional series two-way mobile radios
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9+)  0+] : 3&% % 6FKHPDWLFV DQG 3DUWV /LVWV
5V_VHF_FN_1
(SOURCE)
5V
5V_VHF_FN_2
VCTRL_VHF_FN_1
2.5-11VDC
VCTRL
TP3201
LOCK_VHF_FN_1
5VDC (LOCKED)
0VDC (UNLOCKED)
LOCK
BWSELECT_VHF_FN_1
BWSELECT
4.52VDC (R)
VCOMOD_VHF_FN_1
2.62VDC (T)
VCOMOD
16_8MHz_VHF_FN_1
+1dBm
16_8MHz
TRB_VHF_FN_1
4.91VDC (T)
TRB
ZWG0130564-O
13.30VDC
11.28VDC
C3202
.01uF
3
K3
2
K2
1
K1
C3203
D3201
.01uF
C3205
C3206
.01uF
10uF
R3202
10MEG
NU
R3221
390
R3203
C3221
R3222
C3222
0.1uF
0.1uF
680
R3223
100
C3223
1uF
C3224
NU
1uF
4.95VDC (R)
0VDC (T)
C3247
10pF
0VDC (R)
C3240
In case Y3261 is used instead of Y3263,
replacement of the following parts requires
new temperature compensation of the frequency:
Y3261, U3201, R3261, R3262, C3262, D3261
4.97VDC
C3213
6.83VDC
2.2uF
L3201
390nH
5V
4
A3
5
A2
R3201
6
A1
47
C3210
2.2uF
C3225
0.1uF
R3206
150K
NU
R3226
47K
C3208
NU
C3228
0.1uF
0.1uF
C3207
C3246
C3209
220pF
22pF
0.1uF
NU
R3204
25
47
47
R3228
WARP
47K
NC
16
NU
INDMULT
28
SFOUT
46
ADAPTSW
4
LOCK
45
IADAPT
43
IOUT
38
NC
TEST2
37
NC
TEST1
3
AUX4
2
AUX3
1
AUX2
48
AUX1
11
NC
VMULT4
12
NC
VMULT3
14
VMULT2
15
VMULT1
R3242
41
R3241
0
MODOUT
19
FREFOUT
100
2.90VDC
24
XTAL2
L3232
C3241
3.42VDC
23
22pF
XTAL1
56pF
2.2uH
NU
NU
NU
16.8MHz
75Z04
6
C3261
39pF
C3235
NU
.01uF
R3263
R3262
4,7k
6.2K
C3262
NU
330pF
NU
R3211
0
U3211
ADP3300
VDDA
1
6
3
ERR
SD
4
OUT
IN
5
2
NR
C3212
C3211
C3215
.022uF
0.1uF
2.2uF
R3224
47K
C3229
R3225
D3221
47K
.047uF
47K
Q3221
47K
NC
1.1-4.1VDC
TP3202
31
NC
NC3
29
NC
NC2
17
C3226
NC
R3227
NC1
8.2pF
100K
42
NC
CCOMP
18
NC
REFSEL
C3227
32
PREIN
27
C3255
NC
SFBASE
100pF
26
SFCAP
R3252
U3201
2.2uF
39
330K
BIAS2
40
BIAS1
R3251
21
C3253
VBPASS
NC
180K
63A27
35
4.7uF
PVREF
NC
SFIN
30
5VDC
7
DATA
10
2.5VDC
MODIN
5VDC
9
CEX
8
0VDC
CLK
C3244
220pF
C3242
C3245
C3243
220pF
220pF
220pF
R3261
47K
Y3261
NU
C3232
C3233
C3231
3
IN
OUT
2.2uF
.01uF
.01uF
D3261
C3263
GND1
NU
GND
0.1uF
1
4
1
5V
Y3263
VCNTL
16.8MHz
4
2
C3251
OUT
0.1uF
3
9+)  0+] : )5$&1 6\QWKHVL]HU
&KDSWHU  
VDDA_VHF_FN_1
VDDA
C3214
2.2uF
IN_5V_RF_REG
IN_5V_RF_REG_VHF_FN_1
VCOBIAS_1_VHF_FN_1
VCOBIAS_1
VCOBIAS_2_VHF_FN_1
VCOBIAS_2
PRESC_VHF_FN_1
PRESC
C3252
VSF_VHF_FN_1
1000pF
VSF
C3254
0.1uF
DATA_VHF_FN_1
DATA
MODIN_VHF_FN_1
MODIN
CSX_VHF_FN_1
CSX
CLK_VHF_FN_1
CLK
VDDA
L3231
2.2uH
C3234
.01uF
&%

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