Vhf Controls And Switches Schematic Diagram - Motorola HT Series Detailed Service Manual

Circuit Board/Schematic Diagrams and Parts List
mgc_comps
S502
MECH_SWB+
4
5
C502
0.47uF
3 2 1
Vdda
VOL
6.8V
C505
VR501 100pF
RED_LED
switch
CR503
o
switch
FMR-2045A-2
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
1 3
RTA3
RTA0
RTA1
RTA2
2 4
C511
100pF
Figure 8-3. VHF Controls And Switches Schematic Diagram
POS
NEG
BATT_CODE
DATA
L505
C535
390nH
1000pF 1000pF
VR506
6.8V
LI_ION B503
B504
R506
47K
GREEN_LED
S501
SWITCH
1
PC0
2
PC1
4 8
PC2 PC3
C0
C0
C1
C513 C514
C512
C1
100pF 100pF 100pF
PB505
SWITCH
B501
2
EMER
C520
.01uF
PB501
SWITCH
2
SB1
VR440
C521
6.8V
.01uF
NU
PB504
SWITCH
2
PTT
VR444
6.8V
NU
PB502
SWITCH
2
SB2
VR441
C522
6.8V
.01uF
NU
PB503
SWITCH
2
SB3
VR442
C523
6.8V
.01uF
NU
79
1
1
1
M101
M100
1
1
December 26, 2003