Motorola MTM700 Detailed Service Manual page 196

8.2.1 - 6
9V3
R0201 R0202 R0204
100 100
200K
C0200 C0201
R0203
R0200 R0205
10uF 560 10uF
560
200K
16V 16V
DGAN_SAP_FSYNC
C0202
80mV
INT_MIC
C0203
0.1uF
80mV
EXT_MIC
0.1uF
MIC
775mV
TX_AUDIO
SP_AUDIO
3V_DIG 3V_DIG
FLT_A+ FLT_A+
INT_SWB+ INT_SWB+
C0204
0.1uF
9 4
8
VAG_1
10
11
R0222
10K
U0206-3
VDD
C0205
1
VSS
0.1uF
CNTL
9V3 R0223
Q0202
4.7K
C0213
R0224
15K
0.1uF
U0201 13
16
6
VDD
EN
12 12
YOA
VAG_1
14 R0218
ZA
13 11
10K
Y1A SA
U0206-4
2
Y0B
15
ZB
1 10
Y1B SB
5
Y0C
4
ZC
3 9
Y1C SC
VSS VEE
8 7
Q0201
R0206
9V3
47K
R0207
9V3
47K
R0208
Q0203
9V3
47K
Main Board 8486079Z01_O / CNTRL_AUDIO_POWER_AMPLIFIER
MTM700 Mobile Radio / Detailed Service Manual
9V3
U0202
C0224
16V
R0228 10uF
2 10K
9
BCLKR
12
BCLKT
11
MCLK
8 DR
7
FSR
10
FL0200
PDI
14
FST
9V3
3
PI
4
C0221
R0225
14 18
TI_NEG
19
TI_POS
11 1K VAG_2
1uF 16
HB
1
VAGREF
3V_DIG
C0223
0.1uF
C0220
0.1uF
U0203
8
VCC
R0220
2 3
U_D*
VH
1K
1 6
INC
VL
7 5
CS VW
VSS
4
3V_DIG
C0222
0.1uF
8
U0204
VCC
R0221
2 3
U_D* VH
100
1 6
INC VL
7 5
CS VW
VSS
4
Transceiver 800MHz (PCB No. 8486079Z01_O): SCHEMATICS, PCBs and PARTS LISTS
3V_DIG
C0228
180pF
R0240
6
VDD
100K
C0226
R0238
2 2
RO_NEG
27K
0.1uF
3
VAG_1
4
PO_NEG
5
PO_POS TP0200
17
TG
13
DT
VAG 20
VAG_2
VSS
15
C0219
.01uF
C0236
R0246
NU NU
15K
0.1uF
C0225
R0239
8.2K
0.1uF
VAG_1
C0227
R0244
10K
0.1uF
R0245 C0230
1.5K
3300pF
INT_SWB+
R0243
27K
3V_DIG R0241
15K
R0237
15K
Q0200
9V3
4
1
RX_AUDIO
11
U0206-1
C0229
180pF
R0242
100K
9V3
6 4
7
HANDSET_AUDIO
5
11
U0206-2
AUDIO_A+
C0232
0.1uF
U0205
7 C0233
1000pF
VCC
L0231
SPKR+
9 4
INV OUT1
1
NINV
3 C0235
RR SPKR-
8 6 L0232
1000pF
OUT2
M_SS
GND1 GND2
C0231
2 5 C0234
33uF
1000pF
16V
EXT_MUTE
MUTE