Figure 8-12. Mnur4001B/D Dc Power Circuit - Motorola APX 7000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: VHF/700–800
IN
DC_SWI_3_6V
C213 C214
330PF 33PF
DC_LIN_2_775V
IN
C215 C216
330PF 33PF
E201 F200
DC_BATT
1 2
IN
32V
VR200
2
2A
C200
C201
MMBZ5250B
.01UF
1UF
20V
Q202
MUN5212T
3
22K
1
R202
4.7K
U201
LP5900
DC_LIN_3V
A1 B2
VEN VOUT
A2
VIN
C207 C208
1UF 1UF
U202
LP5900
A1 B2
VEN VOUT
A2
VIN
C209
1UF
E200
DC_RAW_B+
1 2
OUT
L200
1.5UH
C202 C203
1UF 1UF
Q201
NTR1P02T1
2 3
R201 C217
100K 1UF
4
8
6
1
C204
4.7UF
C206
.01UF
OUT
U203
LP5952
C3 A3
EN VOUT
A1
VIN
C1
VBATT
C210
1UF
DC_FUSED_B+
OUT
D200
1 2
U200
MBR120LSFT1
LP2989
DC_LIN_5V
5
INPUT OUTPUT
7
SHUTDOWN NC
ERROR
SENSE
2
BYPASS NC NC
C205
4.7UF
DC_LIN_1_8V
OUT
DC_LIN_1_5V
OUT
C212
4.7UF

Figure 8-12. MNUR4001B/D DC Power Circuit

8-13
OUT