Motorola GP88s

9B -28 Circuit Board/Schematic Diagrams and Parts List
(SOURCE)
NU
NU
NU
RSSI
R3206
100K
R3208
100
R3207
39K
0.1uF
C3208
Q3201
XTAL
Y3200
1K
R3209
16pF
C3200
IF_1_ZIF
C3201
1.5pF
L3200
1uH
IF
OUT
3
IN
6
GND
1
GND1
2
GND2
4
GND3
5
1uH
L3201
12pF
C3202
RSSI
R3211
2.2K
RSSI
2.2K
R3213
if
RSSI_2_ZIF
RSSI_1_ZIF
if
C3209
1uF
R5
R3201
2.2K
R3200
150
C3204
.01uF
C3205
0.1uF
if
R5_3_ZIF
1000pF
C3210
1uH
L3202
C3203
100pF
R3202
4.7K
R3210
2.2K
R3212
4.7K
MMBR941
Q3200
22
R3204
10K
R3203
.01uF
C3206
1K
R3205
C3207
2.2pF
.01uF
C3221
C3218
4.7uF
C3230
100pF
5V
VSF
if
VSF_3_ZIF
C3214
0.1uF
1K
R3225
Q3202
5V_3_ZIF
if
5V
R3217
10
4.7uF
C3211
R3214
100
SWB_PLUS_3_ZIF
if
R3215
100
10pF
C3215
SWB+
1uF
C3212
Vdd_FILTERED
R3218
GND
2
4
NC
ON_OFF*
3
VIN
1
VOUT
5
LP2980
U3201
C3213
4.7uF
if
Vdda_3_ZIF
Vdda
Vdd_FILTERED
C3271
330pF
.022uF
C3270
10
R3226
R3271
47
10pF
C3273
C3272
4.7pF
Q3270
BFQ67W
1
3
2
33pF
C3274
100nH
L3270
R3273
47K
1K
R3270
C3275
56pF
R3272
47K
C3276
47pF
82pF
C3277
2.2uH
L3271
R3275
3.9K
C3278
0.1uF
C3280
8200pF
R3274
1K
C3279
1uF
R3276
200K
D3270
CLK
LVZIF_SEL
16.8MHz
DATA
SH3201
1
SHIELD
C3219
0.1uF
100
R3219
Vdd_FILTERED
0.1uF
C3222
100K
R3222
.022uF
C3243
.01uF
C3244
5V
Vdd_FILTERED
Vdd_FILTERED
C3220
10pF
R3220
4.7K
1uH
L3221
C3228
.01uF
R3221
100
C3229
100pF
.022uF
C3239
C3226
0.1uF
C3225
0.1uF
0.15uF
C3238
1uF
C3232
1uF
C3233
C3234
1uF
C3231
1uF
C3235
0.22uF
0.1uF
C3224
100pF
C3237
.01uF
C3236
0.22uF
C3240
R3224
10
R3223
1K
SQ_OUT_1_ZIF
if
DEMOD_1_ZIF
if
SQ_OUT
DEMOD
Vdd_FILTERED
Vdd_FILTERED
SHIELD
SH3202
1
LVZIF_SEL_1_ZIF
if
CLK_3_ZIF
DATA_3_ZIF
if
if
if
16_8MHz_3_ZIF
0.1uF
C3223
.01uF
C3227
1200pF
C3241
0.1uF
C3242
SH3203
SHIELD
1 2 3
NU
RSSI_FLT
5
RSSI_OUT
4
TESTA
16
TESTD
8
VAG
32
VAG_REF
25
VPP
9
PHASE_LOCK
26
PREAMP_OUT
47
PRE_AGC
48
PRE_IN
3
RED_VCC
1
RED_VSS
2
ROSE_VCC
30
ROSE_VSS
29
GOLD_VSS
14
GREEN_VCC
41
GREEN_VSS
43
15
IOUT
31
LIM
42
MIX_BYP
46
MIX_IN
MLPD_CR
24 17
DATA
DEMOD_HF
28
DEMOD_OUT
27
EMIT
11
EXTBS
6
21
FREF GND
20
GOLD_VCC
10
C2P
39
C3M
35
C3P
38
C4M
36
C4P
37
19
CEX
18
CLK COL
13
BASE
12
BLUE_VCC
45
BLUE_VSS
44
BROWN_VCC
22 23
BRP_OFF
C1M
33
C1P
40
C2M
34
mgc_comps
U3220
AFC
7
32D83
5V
ZMY0130407-A
VHF Receiver Back End Schematic Diagram