Motorola GM950E Service Manual page 80

+5V
R0461
47K
PC5
Q0461
NU
47K
C0461
.01uF
47K
NU
Q0462
NU
R0464
PB4
10K
NU
C0463
.01uF
R0465
NU
0
J0103_8
C0462
470pF
NU
+5V
R0436
47K
PC3
Q0432
NU
C0435 47K
.01uF
NU
47K
R0438
PB7
10K
NU
R0439
0 C0438
.01uF
NU
NU
J0102_3
C0439
470pF
NU
C0401
.100uF
R0401
RX_AUDIO
4.7K
C0402
.0033uF
R0402
1K
+5V
R0406
R0404 R0407
10K
Q0401 15K
R0405
AUDIO_PA_ENABLE
10K
C0403
0.1uF
NU
INT_SPKR-
INT_SPKR+
FLT_A+ FLT_A+
+5V +5V
Schematic Diagrams and Parts Lists
+5V
R0413
R0462
47K
4.7K
NU
(GP5)
PC2
47K
C0413
.01uF
C0464
47K
R0463
VR0464 NU
470pF
270 14V
NU
NU
NU
R0411
PB5
10K
NU
R0415
0
J0103_7
C0414
470pF
NU
PA2
R0437
4.7K
NU (GP6)
J0102_7
C0436
R0435 VR0435
470pF
270 14V
NU
NU
NU
Q0433
NU
FLT_A+
C0407
.1uF
C0419
.001uF
SW_B+ U0401
7 TDA1519C
VCC
9
INV L0401
22K
1 4 C0405
VR0419
NINV OUT1
3 .001uF 14V
RR
6 NU
8
M_SS* OUT2
GND1 GND2 L0402
2 5
C0404
47uF
C0406 VR0420
14V
.001uF
C0420 NU
.001uF
R0412
4.7K
NU
(GP3)
Q0412
NU
R0414 C0412 VR0411
270
470pF 14V
NU NU
NU
Q0411
NU
C0411
.01uF D0471
NU
NU
XX
EMERGENCY_CONTROL
XX
XX
+5V
FLT_A+
(GP4)
R0474
R0475
47K 4.7K
R0472
NU
0
Q0471
47K
NU
R0471 R0473
0 68K
47K
NU
R0476
270
C0472
NU
470pF
NU
C0471
470pF
NU
MIC
C0421
470pF
+5V
R0426
47K
R0427
0
PE3
(IGNITION_SENSE)
FLT_A+
47K
Q0421
47K
R0422
IGNITION_CONTROL
10K
C0422 VR0422
470pF
5.1V
UHF GM950E, Controller_IO Schematic Diagram
+5V
+5V
(GP1)
R0431
R0432
4.7K
47K
PC1
Q0431 47K
47K
C0431
470pF
+5V FLT_A+
(GP2)
R0442 R0443
4.7K
4.7K
NU NU
R0441
Q0441
10K
NU
C0442
NU
PC0 470pF
Q0442 NU
NU
C0441
XX
.01uF
NU
XX
XX
R0477
10K
NU
R0444
BUS+
270
C0444
VR0444
470pF
5.1V
VR0471
33V
NU
C0445
.47uF NU
VR0421
FLAT_TX_AUDIO
14V
VR0445
R0446 C0446
14V
100K 470pF
NU
C0450
R0450
NU
NU
FLT_RX_AUDIO
560
47uF
R0451 C0451
100K 470pF
VR0450
14V
NU
R0454
1K
RSSI_BUF
R0423
VR0454
C0455
4.7K
14V
470pF
NU
R0425
10K
0102725B33_IO
(64 CHANNEL 12.5kHz)
0102725B39_IO (64 CHANNEL 20/25kHz)
0102725B34_IO (4 CHANNEL 12.5kHz)
0102725B40_IO (4 CHANNEL 20/25kHz)
GEPD5448 -1
0102725B34_IO
UHF GM950E, Controller_IO Schematic Diagram
VR0431
14V
VR0441
33V
NU
J0400
(IN)
3 GP1
4 GP2 (OUT)
6 BUS+
(IN/OUT)
8 GP3
12 GP5
(IN/OUT)
14 GP6
(IN/OUT)
15 RSSI
16 EXT_SPKR+
1 EXT_SPKR-
2 EXTERNAL_MIC_AUDIO
10 IGNITION
(IN)
9 GP4
5 FLAT_TX_AUDIO
11 FLT_RX_AUDIO
13 ANALOG_GND/SW_B+
7 GROUND
C0454
470pF
SW_B+
R0455
0
R0456
0
NU
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