Figure 9-240.Low Band (30-50 Mhz) Controls And Switches Diagram - Motorola HT Series Detailed Service Manual

Low Band Circuit Board/Schematic Diagrams and Parts List
UNSWB+
S502
SWITCH
MECH_SWB+
4 5
1
CR501
C502
0.47uF
2
3 2 1
R507
0
VOL
VR501
C505
6.8V
100pF
Vdda
PB501
SWITCH
2 1
SB1
VR440
C521
6.8V
.01uF
PB502
SWITCH
2 1
SB2
VR441
C522
6.8V
.01uF
PB503
SWITCH
2 1
SB3
VR442
C523
6.8V
.01uF
PB504
SWITCH
2 1
PTT
VR444
6.8V
LI_ION B503
B504
L200
390nH
RADIO_CODE
BATT_CODE
F501
24V
C503
VR203
VR202
10V 6.8V
100pF
PB505
SWITCH
2 1
EMER
C520
VR443
.01uF
6.8V
RTA3
RTA0
RTA1
RTA2
C511
100pF
B501
BATTERY_CONTACT
2 DATA
1 NEG
BATT +
3 POS
CONN_J
BATT —
Vdda
SWB+
R505
Q502
IMX1
10K
4 1
2 5
RED_LED R506
47K
Q505
3 6
R501 R502
180
680
CR503 3
1
2 4
S501
SWITCH
1
PC0
2
PC1
8
4
PC2
PC3
C0
C0
C1
C1
GND GND1
7 9
C512
C513
C514
100pF
100pF 100pF
Figure 9-240. Low Band (30-50 MHz) Controls and Switches Diagram
9-393
GREEN_LED
FL0830467O