Motorola GP series Service Manual

UHF2 PCB 8486686Z02 Schematics 4-41
390nH
L505
RADIO_CODE
BATTERY_CONTACT
BATT-
BATT+
B501
CONN_J
DATA
2
NEG
1
POS
3
1
2
CR501
VR439
10V 6.8V
VR506
C503
100pF
1
24V
F501
2
BATT_CODE
UNSWB+
R507
0
0.47uF
C502
C505
TAB2
7
2
100pF
S502
SWITCH
4
1
LOW
5
3
HIGH
TAB1
6
VR501
6.8V
MECH_SWB+
Vdda
B503
if
B504
LI_ION
VOL
P100
SB1
SB3
SB2
.01uF
C521
C523
.01uF
.01uF
C522
PTT
VR442
6.8V
VR444
6.8V
6.8V
VR441
VR440
6.8V
SWITCH
3
G1 G2
4 5
G3
2
IN
1
OUT
G1 G2
4 5
G3
2
IN
1
OUT
PB502
PB501
SWITCH
33
G1 G2
4 5
G3
2
IN
1
OUT
PB503
SWITCH
PB504
SWITCH
3
G1 G2
4 5
G3
2
IN
1
OUT
Q502
2
4
3
Q505
4
13
CR503
2
5
1
6
IMX1
R502R501
680 180
10K
R505
R506
47K
SWB+
RED_LED
Vdda
C0
C0
C1
C1
7
GND GND1
9
1
PC0
2
PC1
4
PC2
PC3
8
S501
SWITCH
C511
100pF
C512
100pF
C513
100pF
C514
100pF
RTA0
RTA1
RTA2
RTA3
DUMMY
C520
.01uF
VR443
6.8V
PB505
SWITCH
3
G1 G2
4 5
G3
2
IN
1
OUT
EMER
GREEN_LED
NU
8.2pF
C141
C140
J102
ANTENNA_NUT
1
TAB1
2
TAB2
3
TAB3
4
TAB4
5
TAB5
A1
A2
A3
K1
K2
K3
RF_JACK
L116
16.28nH
1
2
3
if
RF_JACK
J101
GND
4
CR160
UHF2 (450-527 MHz) Controls and Switches

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F