Motorola GM1200E Service Manual page 75

+5V
9V3
RSSI_5
RSSI
C0203
470pF
R0208
10K
2_1MHZ_5 C0202
2_1MHZ
470pF
C0201
470pF
1
J0103-1
2
J0103-2
5
J0103-5
VAG
R0201
FLAT_TX_AUDIO
47K
DET_AUDIO_5
DET_AUDIO
C0204
470pF
MIC
EXT_MIC
PCB/Schematic Diagrams and Parts Lists
+5V
9V3
3 4
RSSI
U0202-3
12
MC3403
14
13
R0209 R0210
RSSI_BUF
10K 1K
TP0200
5
6
4
R0220
NU
R0207
C0212
30K
.1uF
NU
U0202-1
MC3403
3
C0205
1
2 .22uF
C0206
R0202
.1uF
47K
C0207
R0203
10K
.22uF
C0208
9V3
330pF
R0204
100
C0209
R0205
10uF
1K
R0206
470 C0211
.100uF
C0210
.022uF
PD(0:4)
PA(0:7)
ASFIC_CE
C0231
.01uF
ASFIC_5V
C2
B1 2
VDD MDCREFOUT R0246
UPCLK D1
270
F1
XTALOUT E2
CLK
PLLIM A4 1
G4 0
RXLIMOUT
C3
RXAUDOUT J4
PLCLK
UNATRXOUT H5
E1 MICAMPOUT A6
XTALIN
VOXO C6
G1 DACO F7
TRKCLKIN
REFATN G7
G2
C8
DTMFCLK PREMP
F2 VAGOUT D8
PGMENAB
VCOATN H8
U0201
E3
DATA
H4 B5
EXTVOLIN 35U45 GCB0
J5 GCB1 A3
EXPAUDIO
H6 GCB2 B4
RXIN
B3
J6
AUXRXIN GCB3
GCB4 A2
A7
EXTMICIN
C7 GCB5 C4
TXIN
D7 RESET J2
AUXTXIN
H7
SQIN
J7 CHACT H2
PLIN
SQDET H1
B8
MICIN
LOOPCAP C1
E8
LIMIN
G8 UNIVIO B2
RSSI
H3
TIMINGCAP
RXLIMCAP J3
LCAP A5
LOWSPCAP C5
DCAP B6
BUFFDISC D6
VAGCAP E7
BIASRES F8
GNDA
9V3 9V3
4 8
VCC VCC
C0254
U0251-3
U0202-5 C0251
.1uF
PWR_GND .1uF PWR_GND
GND GND
11
4
9V3
U0251-1
R0251
MC33072
2
47.5K
1
1
3
R0252 C0252
47.5K 10uF
R0240
0
NU
R0241
0
R0236
C0235
33K
.100uF
R0235
6
7
68K
5
U0251-2
VAG
MC33072
C0233
33pF
C0246
R0232
24pF
R0233
68K
C0234 10K
9
8
.1uF 10
VAG
U0202-4
MC3403
AUDIO_PA_ENABLE
EXTERNAL_ALARM
B+_CONTROL
GPO1
CHT_ENABLE
RESET
R0225
27K
SQDET
R0224
6
C0230
7
10uF
U0202-2
10K
5
VAG
MC3403
ASFIC_5V
C0228
R0222
.1uF
47K
9V3
R0200
C0229
10K
Q0200
.01uF
R0223 L0200
C0200
33000nH
47.5K .1uF
C0227
47uF
0102726B20 GM1200E
CONTROLLER SHEET2
GEPD5581
Controller_Audio Schematic Diagram
Controller_Audio Schematic Diagram
VAG
VAG_5
VAG
C0253
1uF
7
J0103-7
8
J0103-8
6
J0103-6
4
J0103-4
3
J0103-3
R0231
0
HANDSET_AUDIO
C0232
47uF
NU
RX_AUDIO
MOD_IN_5
MOD_IN
C0242
470pF
FLT_RX_AUDIO
+5V
D0200
2
3
1
2 of 3
3.2-7