Motorola Professional GP340 Service Manual page 133

Controller - Set 4 (PCB 8486062B16/8486062B17/8486101B11)
C475
10uF
U420
R499 TDA8547
R423
10K
82K
C447 R472
16
0.1uF 6.2K IN1POS
17
AUDIO
IN1NEG
15
IN2POS
R431
14
R498 IN2NEG
470K
C448
R424 10K
0.1uF 36K
6
SELECT
4
MODE
5
SVR
C476
10uF
SWB+
C450
0.1uF
NU
Q410
6
1 2
AUDIO_PA_ENA
UNSWB+
C474
.01uF
R473
10
C442
0.1uF
20 11
3
OUT1POS
18
OUT1NEG
8
OUT2POS
13
OUT2NEG
2
NC1
7
NC2
C477 C478
9
NC3
12 1000pF 1000pF
NC4
19
NC5
EXT_MIC
5V
R471
5.6K
Vdda
4
3
EXT_SPKR_SEL
OPT_SEL2
C443
L401
0.1uF
390nH
C445
R435
470pF
2K
R434
330
SCI_RX
C444
C446
100pF
470pF
SCI_TX
R421 L400
R436
0 2K 390nH
RSSI
FLAT_RX_SND
C441
C440
4.7uF 470pF
BOOT_CTRL
INT_MIC
C497
VR432
470pF
5.6V
M401
SWB+
OPT_SEL1
R450
C471
68
470pF C472
C473
470pF
470pF
R477
1K
VR433
C493
VR450
5.6V
C496 100pF
C490
10.0V
C495
470pF
470pF
C494
470pF
100pF
Controller Audio Power Amplifier
3-27
VR447
10.0V
VR448 VR449
C483 C484
10.0V 10.0V
470pF 470pF
J403
20 PIN CONN
J403-1 GND
J403-2 INT_SPK+
J403-3
INT_SPK-
J403-4
EXT_SPK+
J403-5 EXT_SPK-
J403-6
OPT_B+
J403-7 EXT_MIC
J403-8
OPT_SEL_2
J403-9 OPT_SEL_1
J403-10 GND
J403-11 RX_DATA
J403-12 TX_DATA
J403-13 GND
RSSI
J403-14
J403-15 RX_AUDIO/TX_AUDIO
BOOT_CTRL
J403-16
NC
J403-17
MIC
J403-18
GND
J403-19
VR434
GND
J403-20
6.8V
VR460
6.8V
C492
470pF
C491
470pF
ZMY0130545-A