Motorola CDM Series Detailed Service Manual page 596

Section 11: 4-16
5V_VHF_FN_1 5V_VHF_FN_2
G
5V
(SOURCE)
R3202
10MEG
NU
VCTRL_VHF_FN_1
2.5-11VDC
G
VCTRL
1
TP3201
5VDC (LOCKED)
LOCK_VHF_FN_1
0VDC (UNLOCKED)
G
LOCK
4.95VDC (R)
BWSELECT_VHF_FN_1
0VDC (T)
G
BWSELECT
VCOMOD_VHF_FN_1
G
VCOMOD
4.52VDC (R)
2.62VDC (T)
16_8MHz_VHF_FN_1
+1dBm
G
16_8MHz
0VDC (R)
TRB_VHF_FN_1
4.91VDC (T)
G
TRB
VHF (136–174 MHz) FRACN
6881091C63-F
13.30VDC
6.83VDC
11.28VDC
C3202
3
4
.01uF
K3 A3
2 5
K2 A2
1 6
K1 A1
D3201
C3203
.01uF
C3205 C3206
.01uF 10uF
C3207
22pF
R3203 R3204
NU
47 47
R3221
390
0.1uF R3222 C3222
C3221 680 0.1uF
R3223
100
C3223
1uF
NU
C3224
1uF
C3247
10pF
R3242
0
C3240
22pF L3232
2.2uH
NU
NU
U3211
ADP3300
ERR
4.97VDC
6
OUT
4
NR
2
C3212
C3213
.022uF
L3201 2.2uF
390nH 5V
R3201
47
C3210
2.2uF
R3224
47K
C3225
0.1uF
R3225
R3206 D3221
47K
150K
NU
R3226
47K
NC_D3221_2
NU
C3208
0.1uF
C3228 1.1-4.1VDC
C3209
0.1uF
0.1uF
C3246
220pF
R3228
WARP NC3
NC_U3201_31
47K 25 31
INDMULT NC2
NC_U3201_16 NC_U3201_29
NU
16 29
SFOUT NC1
NC_U3201_17
28 17
ADAPTSW
46
LOCK CCOMP
NC_U3201_42
4 42
IADAPT REFSEL
NC_U3201_18
45 18
IOUT
43
PREIN
32
TEST2 SFBASE
NC_U3201_38 NC_U3201_27
38 27
TEST1 U3201 SFCAP
NC_U3201_37
37 26
AUX4 BIAS2
3 39
AUX3 BIAS1
2 40
AUX2
1
AUX1 VBPASS
NC_U3201_21
48 21
63A27 PVREF
NC_U3201_35
35
VMULT4
NC_U3201_11
11
VMULT3 SFIN
NC_U3201_12
12 30
VMULT2 DATA
14 7
VMULT1 MODIN
15 10
MODOUT CEX
41 9
FREFOUT CLK
19 8
R3241
2.90VDC
100
XTAL2
3.42VDC 24
C3241
XTAL1
23
56pF
NU
(*) R3261
Y3261 (*)
47K
75Z04
16.8MHz
NU
6 3
IN OUT
(*) C3261
C3235 (*)
39pF Temp.Comp.Xtal
NU .01uF
Y3263
(*)
16.8MHz
R3263 (*)
4.7K
TTS05V
R3262 (*) C3262
Ref.Osz.
6.2K 330pF
2
NU NU
GND VCC
VHF (136–174 MHz) 25–45 W LDMOS PCB 8471234L02, Schematics, and Parts Lists
VDDA_VHF_FN_1
R3211
0
C3214
2.2uF
VDDA
SD IN_5V_RF_REG_VHF_FN_1
3
IN
5
C3211 C3215
0.1uF 2.2uF
VCOBIAS_1_VHF_FN_1
C3229
.047uF
Q3221
VCOBIAS_2_VHF_FN_1
0
R3265
1
$V
TP3202
-2 to +7dBm
R3227
C3226
100K
8.2pF
C3227 PRESC_VHF_FN_1
3.63VDC
C3255
100pF
R3252
330K
2.2uF
VSF_VHF_FN_1
R3251
180K
C3252 C3254 DATA_VHF_FN_1
C3253
4.7uF 1000pF .01uF
5VDC
MODIN_VHF_FN_1
2.5VDC
5VDC
CSX_VHF_FN_1
0VDC
CLK_VHF_FN_1
VDDA
C3244 C3242 C3245 C3243
220pF 220pF 220pF 220pF
L3231
2.2uH
C3231 C3232 C3233 C3234
.01uF
C3263 (*) .01uF 2.2uF 0.1uF
0.1uF
D3261
NU
5V
4
(*) C3251
0.1uF
G
VDDA
G
IN_5V_RF_REG
G
VCOBIAS_1
G
VCOBIAS_2
G
PRESC
G
VSF
G
DATA
G
MODIN
G
CSX
G
CLK