Figure 9.2-28. Pmle2537A Rf Controls Schematic - Motorola XTS 2500 Service Manual

UHF1 Schematics, Board Overlays, and Parts Lists
RAW_B+
3A
24V
UNSW_B+_1
F500
POS
B500
NEG
DATA
L500
BATT_CODE
390nH
1
C528
VR500
100pF
6.8V
2
R522
47K
TG2_SEC_CLEAR
R523
10K 10K 10K 10K
47K
R513 R514 R515 R516
RTA0
RTA1
RTA2
RTA3
VR508
5.6V
C500 C501 C502
100pF 100pF 100pF
VR509
5.6V
VR510
5.6V
VR511
5.6V
6816985H01-F
ABACUS_3V
2.2uH
L501
MECH_SW
C505
0.47uF
C504
100pF
D500
C529 C524 10V
VR501
1000pF 10uF
VR513
5.6V VR512
5.6V
VOL
100pF
10K
RFSW_B+
R518
C1
S500
SWITCH
A B
A B
1 4
S1 S4
C2 C3
C2 C3
8 2
R519
S8 S2
47K
C503
100pF
GREEN_LED
RED_LED
10K
R505
S501
SWITCH
4 HIGH 3
2
5 1
LOW
C520
VR502
6.8V
R503 R504
390 510
D501
LNJ115W8P0MT
Q501
3 2
4
5 1
S502
SWITCH
4
EMERGENCY
4085358D02
7
C551
.01uF
R512
47K
VR507
6.8V
100
1 A1
R507
3 A2
PTT
C550
.01uF
VR503
6.8V
R525
10K
100
R508
SB3
VR504
6.8V
C507
.01uF
R526
10K
100
R509
SB2
VR505
6.8V
C508
.01uF
10K
R517
S506
SWITCH
100
R510
SB1
VR506
6.8V
C509
.01uF

Figure 9.2-28. PMLE2537A RF Controls Schematic

9.2-29
2
1
TAB5 TAB1
S503
SWITCH
B1 2
B2 4
S504
SWITCH
1 A1 2
B1
3 A2 4
B2
S505
SWITCH
1 A1 B1 2
3 A2 B2 4
2 B1 1
A1
4 B2 3
A2
February 14, 2012