Motorola MTM800 - Main Board 8466575 A01_A; Controller Audio Section

8.1 - 18 TRANSCEIVER 450-470MHz: SCHEMATICS, PCBs and PARTS LISTS
Main Board 8466575A01_A / Controller Audio Section
G
G
G
G
G
G
G
G
G
G
G
G
G G G G G G G
G G
G
G
G
G
G
G
G
G
NU
NU
775mV
80mV
80mV
8
VCC
WP
3
1
CS
4
GND
7
HOLD
6
SCK
5
SI
2
SO
AT25128-10UU-2_7
U0207
R0246
15K
C0219
AUDIO_A+
0.1uF
C0236
3
VSS
ATTN_EN
.01uF
U0202
TC4S66F
4
CNTL
12
5
VDD
Q0202
R2
R1
4.7K
R0223
10K
R0222
1K
R0220
EXT_MUTE
100
R0221
1000pF
MIC
C0235
L0232
57R01
Q0201
L0231
57R01
C0222
C0220
0.1uF
0.1uF
0.1uF
C0237
R0245
3.3K
R0244
10K
SAP_SRD
47K
47K
R0207
R0206
47K
R2
R1
R0208
Q0203
0.1uF
C0223
E2_CS
FLT_A+
INT_SWB+
C0218
0.1uF
MUTE
C0225
0.1uF
E2POT_UD
E2POT_INC
E2POT_CS1 E2POT_CS2
SAP_CLK SAP_FSYNC
1uF
3V_DIG
MIC_EN2 MIC_EN1 MIC_EN3
TX_AUDIO
C0221
C0205
0.1uF
R0228
10K
560
R0200
10
8
4
11
TP0200
MC3403
U0206-3
9
15K
R0237
SP_AUDIO
C0204
0.1uF
10uF
SAP_STD
0.1uF
C0224
16V
Y1B
1
3
Y1C
ZA
14
ZB
15
ZC
4
C0213
SC
9
VDD
167
VEE VSS
8
YOA
12
Y0B
2
Y0C
5
13
Y1A
U0201
MC14053BD
6
EN
11
SA
SB
10
0.1uF
C0203
200K
R0205
R0204
200K
10uF
C0201
EXT_MIC
100
R0202
16V
560
R0203
C0202
INT_MIC
9V3
0.1uF
C0200
10uF
16V
100
R0201
3
VH
6
VL
4
VSS
5
VW
R0225
1K
7
CS
1
INC
2
U_D*
8
VCC
TI_POS
20
VAG
1
VAGREF
6
VDDVSS
15
X9315
U0203
MCLK
10
PDI
3
PI
PO_NEG
4
5
PO_POS
2
RO_NEG
17
TGTI_NEG
18
19
9
BCLKR
12
BCLKT
DR
8
13
DT
7
FSR
14
FST
HB
16
11
FL0200
MC145483
3300pF
C0230
10K
R0218
15K
R0241
33uF
C0231
16V
C0232
0.1uF
C0234
1000pF
SPKR+
SPKR-
C0233
1000pF
R0239
12K
HANDSET_AUDIO
C0229
R0242
270K
MC3403
6
5
7
4
11
82pF
RX_AUDIO
U0206-2
R0240
100K
2
3
1
4
11
180pF
C0228
C0226
U0206-1
MC3403
0.1uF
13
12
14
4
11
R0224
15K
R2
R1
MC3403
U0206-4
Q0200
OUT2
6
RR
3
VCC
7
27K
R0238
GND1
2
GND2
5
INV
9
M_SS
8
NINV
1
4
OUT1
VCC
8
VH
3
VL
6
VSS
4
VW
5
TDA1519C
U0205
U0204
X9315
7
CS
INC
1
U_D*
2
0.1uF
C0227
3V_DIG
R0243
27K
VAG_1
3V_DIG
FLT_A+
INT_SWB+
9V3
9V3
9V3
3V_DIG
3V_DIG
VAG_2
VAG_2
9V3
9V3
3V_DIG
VAG_1
9V3
VAG_1
9V3
VAG_1
9V3
INT_SWB+
3V_DIG