Motorola Professional GP340 Service Manual page 246

4-66
5V_1_FN
5V
(SOURCE)
VCTRL_1_FN
VCTRL
R5_1_FN R5_2_FN
4
R5
T5_1_FN
T5
VCO_MOD_1_FN
VCO_MOD
SH3701
SHIELD SHIELD
1
VHF (136-174 MHz) Synthesizer
5V_2_FN
3
2 K2
C3701
.01uF
1
C3702
.01uF
C3703
.01uF
C3704
.01uF
C3705 C3706 C3714
4.7uF
0.1uF 4.7uF
R3721
470
C3722
5V R3722
0.1uF
1K
Q3721
UMC5N
C3721
3 0.1uF
2
1
R3723
100
1
TP3701
C3724
1uF
SH3702
SHIELD SHIELD
1
C3715
470pF
L3701
390nH
4
K3 A3
A2 5
A1 6
K1
R3701
D3701
100
C3710
2.2uF
3 4
BIAS_ADJ
K3 A3
2 5
K2 A2
1 6
K1 A1
BIAS_ADJ_1_FN
R3705
R3702
D3702
0 33K
NU
C3708 R3726 C3725
47K 0.1uF
0.1uF
NU NU
C3707
C3709
22pF
0.1uF
R3703
R3704
150
150 C3746
220pF
LOCK_1_FN
LOCK
TRB_1_FN
TRB
100
16_8MHz_1_FN R3741
16.8MHz
56pF
C3741
NU
C3761
56pF
R3762 C3762
2.2K 330pF
R3763
NU 100
U3711
mgc_comps
2
SWB_PLUS_1_FN
NR
4 5
OUT IN SWB+
6 3
ERR SD
C3711
10uF
C3713
C3712
2.2uF
0.1uF
1
TP3702
WARP NC3
25 31
INDMULT NC2
16 29
SFOUT NC1
28 17
ADAPTSW 8.2pF
R3727
46
C3726
LOCK CCOMP 100K
4 42
IADAPT REFSEL
45 18
IOUT
PRESC_1_FN
43
PREIN
2.2uF
32
TEST2 SFBASE C3755
C3727
38 27
100pF
TEST1 SFCAP
37 26
AUX4 BIAS2
3 39
AUX3 BIAS1
2 40 R3752
R3751
AUX2
330K
1
200K
AUX1 VBPASS
48 21
C3752
mgc_comps C3753
PVREF
35 1000pF
4.7uF
U3701 DATA_1_FN
VMULT4
11
VMULT3 SFIN DATA
12 30
VMULT2 DATA MODIN_1_FN
14 7
VMULT1 MODIN MODIN
15 10
CSX_1_FN
MODOUT CEX CSX
41 9
FREFOUT CLK
19 8
XTAL2
CLK_1_FN
24
XTAL1
23
C3744 C3742 C3745 C3743
220pF 220pF
220pF 220pF
R3761
16.8MHz
47K
6 3
IN OUT
R3760 C3763 C3731
C3732
0 0 1.6pF .01uF
.01uF
NU
C3735
D3761
.01uF
NU
OSC_16.8MHZ
16.8MHz
NU
NU
2 4
5V
GND VCC
C3751
0.1uF
NU
VHF PCB 8486473Z04 / Schematics
PRESC
VSF_1_FN
VSF
C3754
0.1uF
CLK
Vdda_1_FN
Vdda
L3731
2.2uH
C3733
C3734
2.2uF .01uF
ZMY0130483-A