Motorola HT1250-LS+ - Radio Utilities and Settings; Overview of Utilities Features

Schematic Diagrams, Overlays, and Parts Lists 5-37
.01uF
C521
BATT-
BATT+
Q502
BATTERY_CONTACT
VR504
SWITCH
PB501
12
10uF
C530
C528
68pF68pF
C527
68pF 68pF
C525C526 C524
15pF
BATT_CODE
R507
0
390nH
L505
C523
.01uF
VR506
12
VR503
PB503
SWITCH
.01uF
10K
R505
C522
Q505
4
1
LOW
5
3
HIGH
6
TAB1
7
TAB2
2
SWITCH
S502
3A
21
.01uF
C520
F501
12
C511
SWITCH
PB505
47pF 47pF
C512 C513
47pF 47pF
C514
PB502
SWITCH
12
VR505
SB3
SB2
56pF
C538
2
C502
0.47uF
CR501
1
12
PC3
SWITCH
PB504
C0
C0
C1
C1
GND
79
GND1
PC0
1
PC1
2
PC2
48
SWITCH
S501
IMX1
5
1
6
680 180
R501
24
13
R502
CR503
VR508
VR507
VR502
CONN_J
B501
DATA
NEG
POS
47K
R506
4
3
56pF
C503
2
VR501
C505
47pF
EMER
Vdda
SB1
GREEN_LED
SWB+
RED_LED
RTA0
RTA1
RTA2
RTA3
PTT
Vdda
VOL
UNSWB+
MECH_SWB+
Figure 5-31. 700 MHz Controls and Indicators Schematic Diagram