Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: 900 MHz (84012478001)
8-341
Figure 8-158. DC Circuit
DC_BATT
IN
13
2
VR200
20V
MMBZ5250B
C200
C201
1UF
.01UF
F200
E201
2A
DC_BATT_A
32V
L200
C202
C203
1UF
DC_FUSE_A
1UF
1.5UH
2
1
3
Q201
NTR1P02T1
C217
R201
100K
1UF
R202
4.7K
22K
22K
2
3
1
Q202
MUN5212T
DC_SWI_3_6V
IN
BAND
C213
C214
330PF
33PF
BAND
C216
C215
33PF
330PF
DC_LIN_2_775V
IN
C209
1UF
VEN
VIN
GND
VOUT
B2
A2
A1
B1
U202
LP5900
PIN1
PIN2
PIN3
3
2
1
M101
CONTACT
DC_BATT
BAND
C101
1
3
2
VR101
33PF
MMBZ5250B
20V
1
M104
1
M103
1
M105
BAT_STATUS
OUT
4
3
2
1
5
J102
CONN_P
RF_ANT
IO
VEN
VIN
GND
VOUT
B2
A2
A1
B1
U201
C208
C207
1UF
LP5900
1UF
EN
VBATT
GND
VOUT
VIN
U203
A3
A1
C1
B2
C3
LP5952
C212
4.7UF
C210
1UF
INPUT
SHUTDOWN
SENSE
BYPASS
GND
OUTPUT
ERROR
NC
8
6
5
2
4
7
1
U200
2
1
D200
C206
C205
C204
MBR120LSFT1
.01UF
4.7UF
4.7UF
LP2989
NC
NC
3
DC_LIN_1_8V
DC_LIN_1_5V
DC_LIN_3V
DC_
DC_LIN_5V
OUT
OUT
OUT
OUT
OUT
OUT
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: ......