Figure 9-175.Vhf (136-174 Mhz) Controls And Switches Schematic Diagram - Motorola HT Series Detailed Service Manual

VHF Circuit Board/Schematic Diagrams and Parts List (PCB 8486062B12)
mgc_comps
S502
MECH_SWB+
4
5
C502
0.47uF
3 2 1
Vdda
VOL
6.8V C505
VR501 100pF
RED_LED
switch
o
switch
UNSWB+
F501
24V
1 2
TAB2
7
C503
100pF
VR439
TAB1
6 10V
CR501
Vdda
SWB+
R505
10K
Q502
4 1
5
2
Q505
3 6
R501
R502
680 680
180 180
CR503
1 3
RTA3
RTA0
RTA1
RTA2
2 4
BATT_CODE
L505
C535
390nH
1000pF 1000pF
VR506
6.8V
LI_ION
B503
B504
R506
47K
GREEN_LED
S501
SWITCH
1
PC0
2
PC1
4
PC2 PC3
C0
C0
C1
C513 C514
C511 C512
C1
100pF 100pF
100pF 100pF
POS
B501
NEG
2
EMER
DATA
C520
.01uF
2
SB1
VR440
C521
6.8V
.01uF
NU
2
PTT
VR444
6.8V
NU
2
SB2
VR441
C522
6.8V
.01uF
NU
8
2
SB3
VR442
C523
6.8V
.01uF
NU
Figure 9-175. VHF (136-174 MHz) Controls and Switches Schematic Diagram
9-297
PB505
SWITCH
1
PB501
SWITCH
1
PB504
SWITCH
1
M101
M100
PB502
SWITCH
1
PB503
SWITCH
1