Figure 10-24. Audio Power Amplifier And External Audio (Mdc1200 And Qcii) Schematic Diagram - Motorola P100 Series Detailed Service Manual

10-32
+3.3V
C191
220pF

Figure 10-24. Audio Power Amplifier and External Audio (MDC1200 and QCII) Schematic Diagram

R131
10R
C199
C190 470P
10uF/16V
C100
1uF(1608)
R1001
10K
C114
C112 220pF
R1003
10uF/16V
10K
RX_AF1
R1002
9.1K
C113
560pF
R623 560R
POP_CON
Q602
Q601
KRC404
KCR404
AUDIO_MUTE_CON
BEEP
C602
0.22uF(K)
C620
470pF
C615
0.22uF(K) (1608)
C619 33pF
R613
15K
R614 560K
U601
4 5
R619 IN-
OUT-
10K
3
6
IN+ VCC
2 7
R609
SVR GND
1K
R622 0R
1
8
MODE
OUT+
TDA8541
C605
R608
C618
4.7uF(2012)
NA 4.7uF/16V(A)
R620
33K
R621
39K
C601
C606
10uF/16V(A)
0.1uF
Circuit Board/Schematic Diagram and Parts List (VHF: 136–174 MHz)
SW/VOL1
RY8418
1
2
1
3
2
4
3
5
4
6
5
7
6
8
7
9
8
10
9
11
10
12
11
12
L605 2.2uH(1608)
J603
SPK1
R615
53047-0210
SM3624X1
2R2
C617
C616 J601
0.1uF(K)
0980683Z01
0.1uF(K)
R616
1
0R L601 2.2uH(1608)
3
2
L602 2.2uH(1608)
4
R610 5
C621
C622 6
2R2
7
470pF 47pF
C609
0.1uF(K)
SWB+