Motorola HT Series User Manual

900 MHz Circuit Board/Schematic Diagrams and Parts List (PCB 8471203M01) 9-473
5
3
G
IN
21
OUT
3
1
G
2G
4
SWITCH
PB501
1
W
O
L
5
3
HIGH
6
TAB1
7
TAB2
2
SWITCH
S502
4
6.8V
VR504
C505
47pF
.01uF
C521
R507
0
VR501
6.8V
C502
0.47uF
VOL
MECH_SWB+
SB1
PTT
Vdda
6.8V
VR508
1
OUT
3
1G 2G
4
5
3G
IN
2
SWITCH
PB505
VR507
6.8V
C520
.01uF
1
PB504
SWITCH
1G
3
4
2G
3G
5
2
IN OUT
MER
47pF
C513
C511
47pF 47pF
C512
79
48
PC3
SWITCH
S501
C0
C1
47pF
C514
RTA0
RTA1
RTA2
RTA3
GND1
PC0
1
PC1
2
PC2
C0
C1
GND
680
R501 R502
180
24
13
CR503
Q505
47K
R506
R505
10K
Vdda
BATT- BATTERY_CONTACT
Q502
IMX1
5
1
6
68pF
C527 C528
68pF
POS
B501
NEG
2
4
3
SWB+
RED_LED
GREEN_LED
RADIO_CODE
CONN_J
DATA
BATT_ID
BATT+
68pF
C525C526
68pF
10uF
C530
C503
56pF
12V
VR502
1
2
1
CR501
F501
3A
2
C524
15pF
UNSWB+
Figure 9-278. 900 MHz Controls and Switches Schematic Diagram

Motorola HT Series Specifications

General

Battery Type	Li-Ion
Waterproof	IP54
Operating Temperature	-30°C to +60°C
Frequency Range	VHF: 136-174 MHz
Number of Channels	16