Motorola GP series Service Information

VHF PCB 8486101B09 / Schematics (GP1280) 4-19
Vddd_key
Vddd_voice
C4001
NU
SWB+_key
C4002
100pF
SWB+_voice
RESET_key
100pF
C4003
RESET_voice
MISO_key
C4004
NU
MISO_voice
NU
C4005
DATA_key
DATA_voice
C4007
NU
D0_Voice
D0_key
D1_voice
D1_key
C4008
NU
D2_voice
D2_key
C4009
NU
D3_voice
D3_key
NU
C4010
D4_voice
D4_key
C4011
NU
D5_voice
D5_key D6_key
NU
C4012
D6_voice
NU
C4013
CLK_voice
A0_voice
D7_voice
D7_key A0_key CLK_key
NU
C4014
NU
C4016
NU
C4015
IF_Vddd_1_VOICE
Vddd
0.1uF
C708
C709
1000pF
C710
33uF
1uF
C701
5 3
1 2
4
CR700
C702
100pF
0.1uF
C703
Vddd
U700
ISD33000
4
NC2
13
NC3
14
NC4
15
NC5
16
NC6
19
NC7
21
NC8
23
NC9
20
AUDOUT
3
NC1
27
NC10
28
NC11
6
XCLK
2
RAC
8
SCLK
9
SS
25
ANA_POS
INT
5
11
MISO
10
MOSI
AMCAP
22
24
ANA_NEG
12
VSSD
26
VCCA
7
VCCD
1
VSSA1
18
VSSA2
17
VSSA3
IF_CLK_1_VOICE
IF_DATA_1_VOICE
IF_VS_INT_1_VOICE
IF_MISO_1_VOICE
IF_VS_CS_1_VOICE
DATA
VS_CS
CLK
MISO
IF_VS_RAC_1_VOICE
VS_RAC
VS_INT
C704
0.1uF
39K
R705
R704
39K
C705
0.1uF
Vddd
CNTL
5
43
14
VDD
VSS
7
MC74HC4066
U710-2
18K
R701
Vddd
C707
0.1uF
R702
18K
NU
C706
IF_RX_AUD_RTN_1_VOICE
IF_VS_GAINSEL_1_VOICE
IF_PRIME_ID_1_VOICE
C719
0.1uF
PRIME_ID
VS_GAINSEL
RX_AUD_RTN
R708
560K
1K
R703
Vddd
8
9
VDD
14
VSS
7
U710-3
MC74HC4066
CNTL
6
M702
M701
M706
M704
M705
M703
C601
NU
SH701
SHIELD
SH700
SHIELD
NU
R626
R627
NU
NU
C602
SYNC
VIN VSW
8
CB
1
FB
GND
6
ON_OFF
SS
U601
NU
NU
R625
IF_VS_AUDSEL_1_VOICE
IF_SWB_PLUS_1_VOICE
VS_AUDSEL
L601
NU
C603
NU
CR601
NU
IF_4V_3_3V_1_VOICE
IF_INT_EXT_Vdd_1_VOICE
INT_EXT_Vdd
4V_3.3V
SWB+
C714
0.1uF
12K
R716
C717
R710
0.1uF
470K
Vddd
R717
2
3
8
4
2.2K
U720-1
SWB+
1
7
VSS
MC74HC4066
U710-1
CNTL
13
12
VDD
14
C713
0.1uF
Vddd
IF_FLAT_RX_SND_1_VOICE
FLAT_RX_SND
0.1uF
C715
IF_EXT_MIC_1_VOICE
EXT_MIC
U710-4
CNTL
12
1110
VDD
14
VSS
7
MC74HC4066
Vddd
6
5
7
8
4
U720-2
1MEG
R709
C718
1000pF
SWB+
5.1K
R707
R706
56K
.01uF
C711
Vddd
GORE pads
3
7
4
5
2
ZMY0130493-O
VHF (136-174 MHz) GP1280 - Voice Storage Schematic

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F