Motorola GP88s

7-15
C447
0.1uF
AUDIO
R467
10K
36K(UHF),3.6K(VHF)
R472
Vddd
10uF
C476
Q433
NU
C450
NU
C489
Q410
2
64
13
AUDIO_PA_ENA
470K(UHF),47K(VHF)
R423
TDA8547
U420
OUT2NEG
8
OUT2POS
6
SELECT
5
SVR
20
VCC1
11
VCC2
MODE
NC1
2
NC2
7
NC3
9
NC4
12
NC5
19
18
OUT1NEG
3
OUT1POS
13
1
GND1
10
GND2
17
IN1NEG
16
IN1POS
14
IN2NEG
15
IN2POS
4
R471
5.6K
R434
NU
R438
5V
Vdda
SWB+
0
2K
R435
100K
R496
100K
R439
R436
47K(UHF),180K(VHF)
Q420
C440
4.7uF
C486
NU
C488
NU
100K
Q421
R495
PTT_MIC
Vddd
470pF
C473
390nH
L400
MIC
Speaker/Mic Connector
MIC_LINE
SPP
SPN
10
0.1uF
R473
C442
100pF
C472
C471
100pF
100pF(UHF),NU(VHF)
C470
100pF
C485
100pF
C483
100pF
C484
4
1
J402-33
J402-4
J402-1
J402-22
GND
INT_MIC
INT_SPN
SPP
J402
INT_SPN
INT_MIC
10uF
C475
UNSWB+
ZMY0130302-B
Controller Audio Power Amplifier Schematic Diagram