8-192
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
Figure 8-86. Automatic Level Control Circuit
BAND
ADDED FOR DEFAULT
HIGH
BAND
BAND
RFIN
VM
VOS
VCC
GND
VOUT
ACG3
ACG2
ACG1
GND
V1
VDD
V2
V3
RF1
NC1
NC2
NC4
NC3
RF2
NC5
NC6
NC7
RFIN
ENBL
VSET
FLTR
VPOS
COMM
NC
VAPC
GND
VCC
GND
VCC
GND
PR
VCC
GND
Q*
D
CLR
CP
Q
IN
V_POS
NC
NO
COM
GND
IN
V_POS
NC
NO
COM
GND
VCC
GND
CTGND
VOUTA
VDD
VOUTD
VOUTB
DIN
SCLK
GND
VOUTC
SYNC
VREFIN_VREFOUT
VCC
GND
A1
A2
VCCA
VCCB
GND
B1
B2
DIR
A1
A2
VCCA
VCCB
GND
B1
B2
DIR
A1
A2
VCCA
VCCB
GND
B1
B2
DIR
IN
V_POS
NC
NO
COM
GND
NC
VINPOS
VINNEG
VPOS
GND
OUT
VCC
GND
VCC
GND
VOUT
GND2
VIN
GND1
DNC1
DNC2
NC
NC
VCC
GND
22K
22K
NC
POS
GND
VOUT
1UF
68.1K
.01UF
12K
.01UF
.01UF
22K
27K
.02
.047UF
SN74LVC1G00
1000PF
10K
LPV321M7X
TS5A3159
8.2PF
100
DNP
5.6PF
NL17SZ74
33NH
DNP
5.6PF
10K
74LVC1G08YZP
1K
.1UF
TS5A3159
74LVC1G08YZP
150K
1.65NH
LMV7275
80.6K
0
100PF
100PF
6.8NH
10K
.01UF
AD8315
30.1K
SN74LVC2T45
.01UF
.01UF
0
M74VHC1GT86
SN74LVC2T45
3300PF
DNP
10K
.01UF
74LVC1G08YZP
74LVC1G32YZP
47K
10K
0
20K
10K
0
LPV321M7X
.01UF
LPV321M7X
.01UF
10K
DNP
200
.01UF
.1UF
100K
LPV321M7X
100K
5.6PF
1UF
100K
340K
LT1790
100K
.1UF
100
51
51
100K
100
100
LPV321M7X
10K
0
TS5A3159
4.7K
SN74LVC2T45
10K
DNP
LPV321M7X
74LVC1G08YZP
NTR1P02T1
MUN5212T
100K
100K
100K
.01UF
10K
10K
74LVC1G32YZP
1000PF
68
100K
LTC5532
.01UF
10K
10K
74LVC1G32YZP
10K
74LVC1G08YZP
74LVC1G32YZP
4700PF
5114000B52
200
100K
100K
LMV841
100
4700PF
DNP
LPV321M7X
M74VHC1GT86
10K
.1UF
.01UF
HMC468LP3E
510K
6.8
33NH
AD5624R
.1UF
75K
74LVC1G08YZP
0
DNP
.01UF
DNP
LMV841
.1UF
10K
DNP
LM50
10K
INA138
10PF
SN74LVC1G00
2.7PF
LMV7275
15K
6800PF
C1101
R1101
R1102
Q1101
Q1103
R1111
R1198
L1117
C1155
L1116
U1149
U1149
C1122
C1165
C1161
C1160
U1150
U1148
C1142
R1182
U1147
U1147
U1146
U1146
C1141
R1180
R1181
C1140
R1178
U1101
C1139
R1176
R1177
U1144
R1175
R1162
R1163
U1143
R1174
U1142
C1138
C1137
R1172
R1171
R1169
R1170
U1141
R1168
R1166
R1165
R1167
R1164
C1135
R1160
U1139
U1137
U1138
R1158
U1136
U1136
U1125
R1140
R1154
R1143
R1146
R1144
R1138
R1139
R1142
R1145
C1128
R1137
U1128
U1128
U1127
U1133
C1130
U1132
C1129
R1152
R1151
U1130
U1129
U1131
U1126
U1121
R1141
C1127
C1123
C1124
R1136
R1135
C1126
C1125
U1119
U1119
R1127
U1121
C1120
C1119
R1128
R1130
R1129
R1125
R1126
C1117
C1118
R1124
C1116
U1112
R1122
U1114
U1113
R1121
C1102
E1101
C1106
U1103
R1112
R1107
R1106
R1114
R1115
R1104
R1105
R1110
R1116
R1117
R1108
R1103
C1104
C1105
C1110
C1107
C1112
C1108
C1113
C1111
C1103
L1101
L1102
U1104
U1105
U1106
DC_LIN_5V
DC_LIN_5V
DC_LIN_5V
DC_LIN_5V
MODE_SELECT
VC
DC_LIN_5V
DC_LIN_5V
DAC_C
RF_OUT
DC_LIN_5V
DC_LIN_5V
COUPLER
DC_LIN_5V
DC_LIN_5V
SW_B+
DC_LIN_3V
DC_LIN_5V
DC_LIN_1_875V_D
DIG_CTRL_TX_INH
VCTRL
DC_LIN_1_875V_D
DC_LIN_1_875V_D
DAC_C
DC_LIN_5V
IO49
DC_LIN_5V
DIG_DMCS
TXH_5V
DC_LIN_5V
DC_LIN_5V
DC_LIN_5VREF
DC_LIN_5V
RVS
FWD
DIG_CTRL_I_LIMIT
TX_INH
DC_LIN_5V
DC_LIN_5V
DIG_GPIO49
DC_LIN_5V
ANA_CTRL_ISET
TX_7V_1
DIG_CTRL_ATTH
TX_SWI
TX_INH
DIG_DATA_SPI_MOSI
TXH_1
DC_LIN_5V
D
DC_LIN_5VREF
DC_LIN_3V
DC_LIN_3V
ANA_CTRL_VSET
ANA_RX_FE_FILT_VTUNE
TXH
TXH_1
DC_LIN_5V
DIG_SPI_CLK
DC_LIN_1_875V_D
FIL
DC_LIN_5V
DC_LIN_5V
DC_LIN_5V
PA_OFFSET
DC_LIN_5V
DC_LIN_5V
DC_LIN_3V
FIL
DC_LIN_5V
2
3
1
2
1
3
A2
C1
C2
B1
A1
6
4
2
1
5
3
25
4
1
3
C2
B1
A1
A2
C1
C2
B1
A1
A2
C1
5
3
4
1
2
5
1
3
6
2
4
25
4
1
3
25
4
1
3
25
4
1
3
A2
A1
D1
D2
C2
B2
C1
B1
A2
A1
D1
D2
C2
B2
C1
B1
A2
A1
D1
D2
C2
B2
C1
B1
C2
B1
A1
A2
C1
10
5
4
2
1
9
6
7
3
8
G1
A2
C1
C2
B1
A1
5
1
3
6
2
4
5
1
3
6
2
4
8
3
5
7
4
2
1
6
25
4
1
3
25
4
1
3
25
4
1
3
25
4
1
3
4
2
1
C2
B1
A1
A2
C1
5
3
16
15
14
13
11
2
12
10
9
8
4
3
1
17
7
6
5
25
4
1
3
25
4
1
3
2
1
2
1
3
25
4
1
3
3
8
7
1
6
9
4
2
5
5
3
4
6
1
2
VOUT
GND
P
OS
OUT
IN
IN
NC
22K
22K
OUT
IN
GND
VCC
NC
NC
IN
DNC2
DNC1
GND1
VIN
GND2
VOUT
OUT
OUT
GND
VCC
GND
VCC
OUT
OUT
GND
VPOS
VINNEG
VINPOS
NC
IN
GND
COM
NO
NC
V_POS
IN
DIR
B2
B1
GND
VCCB
VCCA
A2
A1
IN
IN
DIR
B2
B1
GND
VCCB
VCCA
A2
A1
DIR
B2
B1
GND
VCCB
VCCA
A2
A1
GND
VCC
IN
IN
IN
IN
VREFIN_VREFOUT
SYNC
VOUTC
GND
SCLK
DIN
VOUTB
VOUTD
VDD
VOUTA
CTGND
IN
IN
GND
VCC
GND
COM
NO
NC
V_POS
IN
GND
COM
NO
NC
V_POS
IN
Q
CP
CLR
D
Q*
GND
VCC
PR
IN
IN
GND
VCC
IN
GND
VCC
GND
VAPC
NC
COMM
VPOS
FLTR
VSET
ENBL
RFIN
NC7
NC6
NC5
RF2
NC3
NC4
NC2
NC1
RF1
V3
V2
VDD
V1
GND
ACG1
ACG2
ACG3
OUT
OUT
VOUT
GND
VCC
VOS
VM
RFIN
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......