Figure 9.5-19. Pmlf4036A/ Pmlf4036B Receiver Schematic - Sheet 2 Of 2 - Motorola XTS 2500 Service Manual

9.5-20
IF501
SW_B+
LNJ115W8P0MT
Q501
IF502
3 2
GREEN_LED
4
IF503
5 1
RED_LED
DIG_3V
R535
10K
S506
SWITCH
2 B1 A1 1
IF513 R510 SWITCH
4 B2 A2 3
SB1
VR506 C509
100
.01uF
6.8V 6.8V .01uF
NU
Figure 9.5-19. PMLF4036A/ PMLF4036B Receiver Schematic – Sheet 2 of 2
February 14, 2012
MECH_SW
UNSW_B+
IF505
UNSW_B+
R503
R504
390
510
D501
IF512
TG2_SEC_CLEAR
IF509
RTA0
IF508
RTA3
5.6V
VR596
S504
SWITCH
1 A1 B1 2
SWITCH
IF516 R507
3 A2 B2 4
PTT
VR503 C550
100
.01uF
6.8V 6.8V .01uF
DIG_3V
IF504
DIG_3V
C505
0.47uF
6.8K
S501
SWITCH R505
4 HIGH 3
2
VR502
5 1
LOW C520
C591 C592 C593 C590
6.8V
39pF
10uF 10uF 10uF 10uF
NU
DNP
DIG_3V
DIG_3V
DIG_3V DIG_3V
VR591
R534
10K
R531
10K
R545
47K
5.6V
VR592
C1
VR594
S500
SWITCH
R530
10K 5.6V A
A B
5.6V 1
S1 S4
C2
C2 C3
8
S8 S2
C503
R547
39pF
47K
C502
39pF
R546
47K
900MHz Schematics, Board Overlays, and Parts Lists
IF506
VOLUME
6.8V
S502
SWITCH
2 4
1 7
TAB1 TAB5 C553
.01uF
DIG_3V
DIG_3V
VR593
R532
10K
B
R533
10K
5.6V
IF511
4
RTA2
C3
IF510
2
RTA1
C501 VR595
39pF
C500
39pF
5.6V
DIG_3V
R511
10K
IF507
EMERGENCY
VR507
R512
6.8V 6.8V
47K
.01uF
NU
NOT PLACED ON BOARD LAYOUT
BT2
X
BT1
X
6816985H01-F