Motorola P100 Series Detailed Service Manual

10-34 Circuit Board/Schematic Diagram and Parts List (VHF: 136–174 MHz)
Figure 10-26. Transmitter Audio Filter and Sub-tone (MDC1200 and QCII) Schematic Diagram
R508
1K
R509
2.2K
R597
4.7K
NJM324
U501-B
NJM324
U501-A
7
6
1
2
8
9
10
1
2
3
4
5
6
7
8
U/D VDO
VSS
A
W
NC
B
CS/
3
5
C517
22nF
C568
10nF
C523
1nF
C543
1.2nF
C522
5.6nF
R514
24K
R515
12K
C525
330
P
C548
NA
C544
NA
+5V
C529
0.1uF
C530
10nF
4
11
NJM324
C142
470pF
C141
NA
L604
2.2uH(1608)
PROGRAM_DATA
+3.3V
MIC1
0B27P44 (2.8mm)
C140
47nF
J601
0980683Z01
L603
2.2uH(1608)
1
C546
0.1uF(K)
R513
10K
C520
4.7nF
NJM324
U501-D
14
13
12
C519
1.2nF
R107
3.9K
C111
1uF(K)
R162
820R
C102
2.2nF
R103
150K
C103
47pF
R102
47K
C101
1uF(K)
R101
10K
C550
560pF
R510
15K
R512
2
0K
9
8
10
C549
560pF
R511
8.2K
C518
5.6nF
C521
1.2nF
NJM324
U501-C
R539
330K
1/2VCC
3
2
1
2
4
5
6
7
R194
6.8K
C524
33nF
R516
10K
R517
15K
R538
8.2K
R536
330K
R518
5.6K
1/2_VCC
+3.3V
2
2
2
PB501
PTT
EVQPUD02K
1
PB502
FUN1
EVQPUD02K
PB503
FUN2
EVQPUD02K
1
1
C570
47pF
PTT1
+3.3V
+3.3V
VOX_EN
13
14
12
FUN_KEY1
FUN_KEY2
R537
1K
R135
0.1uF(K)
C138
0.22U(K)F(1608)
VOX
R138
220K
R136
100K
R120
47K
R137
4.7M
CR117
KDS160E
CR116
KDS160E
C139
10K
C137
0.1uF(K)
R111
NA
C135 47pF
C136
0.1uF
Q50
5
KRA305
Q114
KRC404
Q504
KRC404
TX_AF2
1/2VCC
PTT2
R529 47K
R531 47K
R540 47K
R530 47K
R526
4.7K
R544
100R
C537
2.2nF
FL102
3.5795MHz
C120
15pF
C121
33nF
C107
0.1uF(K)
C105
15nF
R110
270K
R118
47K
C106
47nF
R116
1.2K
DTM
F/MDC_ENC
C104
150pF
R117
8.2K
+3.3V
+3.3V
C1039
47pF
R181
150R
U102 AK2347
C153
1uF(K)
C154
1uF(K)
R150
10K(1%)
R151
12K(1%)
U101_PIN72
U101_PIN63
U101_PIN64
U101_PIN65
U101_PIN66
R142
330K
IN+
IN-
GS
VREF
INH
PWDN
NC
NC
STD
EST
ST/GT
OSC1
OSC2
VSS
TOE
Q1
Q2
Q3
Q4
VDD
U101_PIN31(S
DATA)
U101_PIN30(CLK)
U101_PIN29(CSN)
DTMF_DEC_EN
TONE_INPUT
R140
1
19
18
17
16
15
14
13
12
11
20
2
3
4
5
6
7
8
9
10
R141
100K
C119
10nF
68K
R145
1M
C115
27pF
C116
27pF
C117 1.2nF
C118
10uF / 16V
R144 100K
R143 91K
U103
MT88L70
R528
82K
R541
330K
R527
100K
1
2
3
C536
15nF
NJM324
U502-A
NJM324
U502-C
R521
330K
R519
2M
R520
560K
R598
20K
U508
+3.3V
MCP4011(503)
C551
10uF/10V(A)
+3.3V
C191
220pF
C1038
47pF
R131
10R
R104
47K
R105
47K
R106
47K
C100
1uF(1608)
R599
NA
R146
0R
12
13 14
CSNTEST
XIN
XOUT
VDD
VSS
MOD
DIN
DIN0 EXTIN
TXIN
FIL0
RXIN0
RXIN
TXIN0
AGND
AGNDIN
RXOUT
LIMLV
EXTINO
RSAOUT
TSAOUT
SDATA
SCLK
15 16 17 18 19 20 21 22 23 24 1
2 3 4 5 6 7 8 9
11 10
C528
18nF
EV_U/D
MOD_CON_CS
C547
NA
CR601
KDZ5.1V
C542
10nF
NJM324
U501-E
U502-E
TO_VCTCXO&VCO
NJM324
U105-D
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Motorola P100 Series Specifications

General

Brand	Motorola
Model	P100 Series
Category	Portable Radio
Language	English