4-52
UHF 1-25W PCB 8471224L03
N
U
0
.
1
u
F
C4371
10
K
R4302
C4372
100
p
F
390
n
H
L4304
N
U
8
.
2
p
F
C4303
3
.
9
p
F
1
p
F
C4304
C4305
8
.
2
p
F
C4302
CR4303
CR4302
390
n
H
L4302
CR4301
L4301
390
n
H
-
11
VDC
C4316
0
.
1
u
F
R4315
100
p
F
0
C4311
TRL
_
UHF
_
VC
O
L4311
390
n
H
C4301
100
p
F
N
U
100
p
F
C4317
0
.
1
u
F
C4318
L4313
390
n
H
R4311
R4312
7
.
5
K
5
.
6
K
T
X
S
W
100
p
F
R4304
180
C4307
30
R4303
L4303
RES
ONA
T
O
R
1 P1
2
P2
3 P3
2
p
F
C4306
L4305
390
n
H
R4305
10
C4309
100
p
F
2
.
45
VDC
(
R
x)
0
VDC
(
T
x)
Q4301
1
.
91
VDC
(
T
x)
0
VDC
(
R
x)
4
.
54
VDC
2
.
2
u
F
C4355
0
.
1
u
F
C4352
C4351
100
p
F
2
.
2
u
F
C4354
180
R4361
33
n
H
L4331
C4353
0
.
1
u
F
N
U
N
U
N
U
R4332
22
K
L4332
15
n
H
C4332
0
.
1
u
F
N
U
N
U
0
R4336
1
K
390
n
H
L4333
2
.
2
K
R4342
C4336
.
022
u
F
51
p
F
C4337
N
U
N
U
0
R4345
C4339
1
p
F
Q4332
13
.
5
to
16
dBm
R
XIN
J
R
XIN
J
_
UHF
_
VC
O_
1
R4344
10
C4338
51
p
F
1
K
R4343
N
U
N
U
R4347
0
R4339
22
C4333
N
U
51
p
F
MM
B
R941
Q4331
N
U
220
R4338
C4335
100
p
F
N
U
N
U
N
U
N
U
R4333
10
K
R4335
R4334
10
0
C4334
51
p
F
N
U
R4340
220
SH4301
SH
I
ELD
GN
D
SH
I
ELD
SH4302
N
U
N
U
N
U
1
K
N
U
R4363
1
p
F
68
n
H
C4373
L4371
1
p
F
C4363
C4374
1
p
F
6
.
8
p
F
C4331
VSF
R4331
22
-
18
to -
16
dBm (
R
x)
-
16
to -
11
dBm (
T
x)
PRESC
PRESC
_
UHF
_
VC
O
0
VDC
(
T
x)
4
.
42
VDC
(
R
x)
C4383
100
p
F
N
U
C4382
100
p
F
N
U
R
X
S
W
L4362
33
n
H
C4365
3
.
3
p
F
4
.
97
VDC
(
T
x)
0
VDC
(
R
x)
0
VDC
(
R
x)
4
.
54
VDC
(
T
x)
N
U
0
.
1
u
F
C4381
R4381
470
TR
B_
UHF
_
VC
O
TR
B
T
X
S
W
3
.
9
p
F
N
U
C4319
L4312
RES
ONA
T
O
R
100
p
F
C4315
R4313
30
270
R4314
1 P1
2
P2
3 P3
1
.
5
p
F
C4314
N
U
C4313
1
p
F
CR4311
12
p
F
C4312
C4321
1
p
F
VC
O
M
O
D
_
UHF
_
VC
O
3
.
1
VDC
(
R
x)
N
U
2
.
6
VDC
(
T
x)
N
U
C4325
4
.
7
u
F
C4323
1000
p
F
R4321
56
K
C4322
100
p
F
CR4321
4
.
58
VDC
2
.
4
p
F
C4324
R4323
100
K
R4322
10
K
G
R
O
U
N
D
VSF
VCC
_B
UFFERS
VCC
_
L
OGI
C
R
X_
S
WI
TCH
SUPER
_
FLTR
TR
B_IN
T
X_BA
SE
T
X_
EM
I
TTER
T
X_IA
DJ
T
X_O
UT
T
X_
S
WI
TCH
GN
D
_B
UFFERS
GN
D
_
FL
AG
GN
D
_
L
OGI
C
PRESC
_O
UT
R
X_BA
SE
R
X_
EM
I
TTER
R
X_IA
DJ
R
X_O
UT
50U54
U4301
C
O
LL
_
RF
IN
FL
I
P
_IN
3
19
16
15
1
5
6
2
4
20
14
18
7
10
13
11
9
17
12
8
N
U
C4362
0
.
22
u
F
R4362
10
T
XIN
J
_
UHF
_
VC
O
T
XIN
J
(
T
x)
4
.
54
VDC
4
to
6
dBm
(
R
x)
2
.
35
VDC
R4360
270
C4361
1000
p
F
L4361
33
n
H
5
.
6
p
F
C4364
UHF (403-470 MHz) Voltage Controlled Oscillator
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 ...