4-56
VHF 25-45W PCB 8486140B15 / Schematics
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
G
2.5VDC
1.1-4.1VDC
0VDC (T)
2.62VDC (T)
4.91VDC (T)
(*)
6.83VDC
4.52VDC (R)
5VDC
5VDC
0VDC
5VDC (LOCKED)
0VDC (UNLOCKED)
0VDC (R)
2.90VDC
3.42VDC
3.63VDC
13.30VDC
(*)
-2 to +7dBm
(SOURCE)
11.28VDC
4.97VDC
2.5-11VDC
Ref.Osz.
4.95VDC (R)
Temp.Comp.Xtal
(*)
(*)
(*)
(*)
(*)
(*)
(*)
+1dBm
TP3202
CLK_VHF_FN_1
0.1uF
C3221
C3263
C3224
1uF
390
0.1uF
1000pF
R3221
C3253
C3252
VSF
4.7uF
R3201
47
C3222
0.1uF
IN_5V_RF_REG
C3234
0.1uF
D3261
NU
C3243
LOCK
5V
220pF
C3261
39pF
NU
C3244
220pF
C3209
0.1uF
220pF
C3246
10uF
C3206
R3206
150K
NU
BWSELECT_VHF_FN_1
C3203
.01uF
R3265
0
C3210
2.2uF
VCTRL_VHF_FN_1
C3223
1uF
NU
LOCK_VHF_FN_1
R3262
6.2K
NU
BWSELECT
NU
47K
R3224
10MEG
R3202
.022uF
C3212
DATA_VHF_FN_1
MODIN
R3222
5V_VHF_FN_1
C3205
680
.01uF
330pF
C3262
NU
TRB_VHF_FN_1
NU
VCOMOD
56pF
C3241
47K
R3261
C3233
2.2uF
180K
R3251
.01uF
C3235
4.7K
R3263
330K
MODIN_VHF_FN_1
VCOBIAS_1_VHF_FN_1
R3252
R3204
47
100
VSF_VHF_FN_1
DATA
R3241
C3245
CSX_VHF_FN_1
220pF
VCOMOD_VHF_FN_1
2.2uF
C3227
100pF
2.2uF
C3215
C3213
U3211
ADP3300
16.8MHz
TTS05V
Y3263
NU
VCTRL
Y3261
75Z04
16.8MHz
.01uF
R3227
100K
C3254
C3255
2.2uF
C3242
220pF
R3223
100
.01uF
C3202
PRESC
D3221
C3229
.047uF
VMULT2
14
VMULT3
12
VMULT4
11
13
VRO
WARP
25
XTAL1
23
24
XTAL2
SFCAP 26
SFIN
30
SFOUT
28
TEST1
37
TEST2
38
VBPASS
21
VCP
47
15
VMULT1
PD_GND
44
5
PD_VDD
32
PREIN
PRE_GND
33
PRE_VDD
34
PVREF
35
REFSEL
18
SFBASE
27
INDMULT
16
IOUT
43
4
LOCK
MODIN
10
MODOUT
41
NC1 17
NC2 29
NC3 31
CCOMP
42
CEX
9
CLK
8
DATA
7
6
DGND
DVDD
36
FREFOUT
19
IADAPT
45
AGND
22
AUX1
48
AUX2
1
AUX3
2
AUX4
3
AVDD
20
BIAS1 40
BIAS2 39
U3201
63A27
ADAPTSW
46
0.1uF
C3251
VCOBIAS_1
C3211
0.1uF
R3211
0
L3231
2.2uH
NU
CLK
22pF
C3207
16_8MHz
VDDA
VDDA_VHF_FN_1
VCOBIAS_2_VHF_FN_1
47K
R3225
5V_VHF_FN_2
VCOBIAS_2
Q3221
0.1uF
C3228
8.2pF
C3226
PRESC_VHF_FN_1
TP3201
R3242
16_8MHz_VHF_FN_1
0
22pF
C3240
NU
CSX
IN_5V_RF_REG_VHF_FN_1
0.1uF
C3208
C3232
.01uF
R3226
47K
NU
2.2uF
C3214
10pF
C3247
R3203
47
D3201
A1
6
A2
5
A3
4
1
K1
2
K2
3
K3
47K
R3228
NU
TRB
L3232
NU
C3231
.01uF
2.2uH
C3225
0.1uF
390nH
L3201
5V
5V
NC
VDDA
VDDA
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
4
2
3
5
ERR
6
OUT
NR
SD
IN
GND
VCC
GND
VCNTL
OUT
3
1
2
4
GND
GND1
1
4
OUT
3
6
IN
1
NOTPLACED
NOTPLACED
4805875Z04
39pF
330pF
47K
Xtal
2113741F49
10nF
2113743E20
NOTPLACED
2113743E20
R3263
Y3261
Y3262
Temp.Comp. new
NOTPLACED
NOTPLACED
2113740F41
2113740F63
NOTPLACED
4862824C03
0662057A89
NOTPLACED
62pF 2%
220pF
1.5pF
D3261
R3262
NOTPLACED
0662057A89
NOTPLACED
RefOsc
47K
4.7K
NOTPLACED
NOTPLACED
NOTPLACED
0662057B02
4880114R04
150K
Xtal
Ref.Osz.
Temp.Comp. org.
Ref.No.
C3235
C3251
C3261
C3263
R3261
0662057A65
NOTPLACED
4886182B01
C3262
NOTPLACED
100nF
100nF
NOTPLACED
NOTPLACED
2113740L37
2113740F07
2113740F59
4802245J22
ZWG0131061-O
VHF (136-174 MHz) FRACN
ZWG0131061-O
Summary of Contents for 6864115B62-C
Page 1: ...Professional Radio GM Series Detailed Service Manual 6864115B62 C ...
Page 2: ...ii ...
Page 4: ...iv ...
Page 5: ...Professional Radio GM Series Service Maintainability Issue July 2007 ...
Page 8: ...ii ...
Page 22: ...2 10 MAINTENANCE ...
Page 25: ...Professional Radio GM Series Controlhead Service Information Issue July 2007 ...
Page 77: ...Professional Radio GM Series Controller Service Information Issue May 2007 ...
Page 100: ...2 2 TROUBLESHOOTING CHARTS ...
Page 104: ...3 4 Controller schematics parts list ...
Page 154: ...3 52 Controller T12 Schematic Diagrams ...
Page 155: ...Professional Radio GM Series VHF 136 174MHz Service Information Issue May 2007 ...
Page 164: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 176: ...2 12 THEORY OF OPERATION ...
Page 186: ...3 10 TROUBLESHOOTING CHARTS ...
Page 190: ...4 4 VHF PCB SCHEMATICS PARTS LISTS ...
Page 252: ...4 66 VHF 1 25W PCB 8471235L02 Schematics VHF 136 174 MHz IF ...
Page 256: ...4 70 VHF 1 25W PCB 8471235L02 Schematics ...
Page 257: ...Professional Radio GM Series UHF 403 470MHz Service Information Issue May 2007 ...
Page 266: ...1 6 MODEL CHART AND TECHNICAL SPECIFICATIONS ...
Page 366: ...2 12 THEORY OF OPERATION ...
Page 372: ...3 6 Low Band TROUBLESHOOTING CHARTS ...