Motorola GP344 Detailed Service Manual page 217

VHF PCB and Schematics Diagram
LM50C
C3566
100pF
100pF
GND POS
3
U3503
C3503
33pF
L3501
5.6nH 5.6nH
C3501
R3502
330pF
330pF
TX_INJ_1_PA 18
18
16
G
TX_INJ RFIN
1
VCNTRL
14
VD1
R3501 R3503 11
G2
300 300 300 300
8
NC1
9
NC2
10
NC3
15
NC4
UNSWB+ CSX DATA CLK RESET
BIAS_TUNING
C3570
330pF 330pF
GND2
25
CLK
26
BPOS
27
R3561
DATA
U3502
28
12K
CEX
29
TEMP
H99S-4
30
RSET
31
ANO
5185963A15
12K 32
C3561
R3562 R3563
.022uF 33K 270K
33K 270K
R3564
.022uF
330K
330K
3300pF
L3503 C3562
C3504
68nH 3300pF
68nH
.022uF
L3504 C3508 C3509
68nH .022uF 330pF
68nH .022uF 330pF
.022uF
C3502
33pF
C3505 33pF
R3505
33pF 330
RFOUT1
L3511
7
47pF
RFOUT2 18nH 18nH
2
VG1
3
VG2
C3512
U3501
L3512
47pF C3513
09Z67
11.03nH
11.03nH
30pF
30pF
C3541 C3542
R3541
.022uF 330pF 39K
30C65
.022uF 330pF
R3543
100 100 R3542
C3543 C3544
5.6K
330pF
.022uF 330pF
5.6K
.022uF
TP3502
5V UNSWB+ UNSWB+
C3571
470pF
470pF
C3560
1uF
V45 1uF
16
VG
15
V10
14
CQX
NC_U3502_13
13
CQ
NC_U3502_12
12
Q
NC_U3502_11
11
QX
NC_U3502_10
10
F168
NC_U3502_9
9
C3565
R3566
.022uF
.022uF 0
0
BEAD
C3568
3300pF
3300pF
L3519
BEAD
R3565
330K
3300pF
C3563 R3519
330K
NU
3300pF 0.1
0.1
L3515
C3564 C3567 C3516 C3515
VR3501
3300pF 13.85nH
220pF 330pF 330pF 1uF 1uF 3300pF 10V
13.85nH
220pF
C3519
NU
22pF
22pF
NU
NU
330pF
R3513
Microstrip
L3521
L3518
100
100
C3518 NU
39nH 7.66nH 7.66nH
D
39nH
330pF
220pF
220pF
C3521
R3506
G
L3513
0
C3514
7.66nH
Q3501
R3507 7.66nH 68pF S
0
H3501
C3517
HEATSINK
68pF
BIAS_TUNING
1
R3548 R3545
R3544
100
7.5K 7.5K 100
100 100
SH3501
12K
SHIELD
SHIELD
R3547
12K
C3547 C3546 R3546
330pF 33K
.022uF 330pF 33K
.022uF
UNSWB+
R3570
10K
Q3561
R3569
5.6K
R3571
120
C3569
R3572
.022uF 120
120
.022uF
R3573
120
120
C3526
L3523
.022uF
1uH
1uH
.022uF
NU
C3527 C3533
C3528
1.5pF
1.5pF 7.5pF
10pF
7.5pF
D3521 68pF
L3522 L3531
C3525 C3532
23.75nH 23.75nH 43.67nH 43.67nH
10pF
10pF 68pF
20pF
C3523 C3524 C3531
120pF 18pF 18pF 20pF
120pF
L3551
43.67nH
43.67nH
C3550
SH3502
D3551 7.5pF
7.5pF
SHIELD
SHIELD
C3551
68pF
68pF
VHF(136-174MHz) Transmitter Schematic Diagram
3-45
P3501
C3534
4.7pF
4.7pF
L3532
43.67nH 43.67nH
C3535 C3536
D3522
36pF 20pF
R3551
RX_IN_1_PA
39 39
G
RX_IN
C3552
56pF
56pF
L3552
7.66nH 7.66nH
8471021L01