Motorola Professional GP340 Service Manual page 199

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