Vhf Controls And Switches Schematic Diagram - Motorola GP88s Service Manual

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9B
UNSWB+
S502
mgc_comps
MECH_SWB+
4 5
C502 TAB2
7
0.47uF
TAB1
6
3 2 1
VR439
CR501
10V
R507
0
Vdda
VOL
C505
6.8V 100pF SWB+
VR501
IMX1
4 1
2 5
switch
RED_LED
3 6
R501 R502
680 180
CR503 3
1
2
4
switch

VHF Controls And Switches Schematic Diagram

SB1
VR440
F501
6.8V
3A B501
1 2
POS
3
NEG
C500
C503 1
RSSI_FIL
1000pF
100pF
2
L505
PTT
390nH
BATT_CODE
VR444
6.8V
VR506
6.8V
SB2
VR441
6.8V
Vdda
C506
C507
R505
100pF
1000pF
10K
Q505
R506
GREEN_LED
47K
S501
SWITCH
RTA3
1 PC0
RTA0
2 PC1
RTA1
8
PC2
4
RTA2 PC3
C0
C0
C511 C513
C1
C1
100pF 100pF
GND GND1
7 9
C512 C514
100pF
100pF
DUMMY
PB501
SWITCH
1 A1 2
B1
3 A2 4
B2
C521
.01uF
PB504
SWITCH
1 A1 2
B1
3 A2 4
B2
PB502
SWITCH
1 A1 2
B1
3 A2 4
B2
C522
.01uF
5V
ANT_BIAS
C525 C526 C527 C528
100pF 1000pF 100pF 1000pF
Circuit Board/Schematic Diagrams and Parts List
J407
C508 C509
100pF 1000pF
1
M1
C477
100pF
3
M3
2
M2
S1 7
S3 6
5
S4
S2 4
C446
.022uF
C529 C530 C531
1000pF
1000pF 1000pF
C520 C454
1000pF
100pF
C455 C499 C518
100pF 1000pF
470pF
Q506
C515 C523 C524
0.1uF 100pF 1000pF
MY0131098-O
R510
10K
VR431
6.8V
SPP
SPN
C516
C517
1000pF
1000pF
VR450 VR451
10.0V 10.0V
INT_SPN
C504
C478
1000pF
C501 100pF
1000pF
SCI
MIC
VR432
10V
3 3
2 VR433
2
10V
1 1
C498 C519
100pF 1000pF
INT_MIC