Motorola Astro XTL 1500 User Manual

7-46 Schematics, Component Location Diagrams, and Parts Lists: HUD4022A (VHF) Main Board
June 15, 2005 6815854H01-A
Figure 7-38. HUD4022A Power Supply Schematic
MOTOROLA PROPRIETARY CONFIDENTIAL
Emergency Sense Block
UNSW_5V Supply
1.55V Digital Supply Regulator
DC DISTRIBUTION
FILT_B+
VCC1.8, VCC1.55
VCC5
VCC2.85
SOURCED BY:VOLTAGE SUPPLY FOR V(operating)/mA(max)
Audio PASW_B+Battery
1.86 & 1.55 / 100 mA VCC5 Patriot, EIM, Memory
5.0 / 500 mA SW_B+ T-Gates, VIPS, SB9600
Voltage Translation
2.85 / 100 mA VCC5 I/O Ring, EEPOTs
USB, Codec
UNSW_5V 5.0 / Battery A+ Emergency Detect/Timer
SW_B+ Battery A+ FILT_B+
SW_B+ Sense Circuit
1.8V, 3V Regulators
9.3V_TX 9.3V / 1A A+ Mic Bias Circuit
Power Control
2.85V Digital Supply Regulator
5V Regulator
1.8V Digital Supply Regulator
NP
9V Regulator
VCC3 3.0 / 100 mA VCC5
NP
9V Regulators
NP
73D02970C73-O
SHEET 9 OF 23
EMERGENCY
C0532
1uF
22uF1.2K
C0533
R0528
7.5K
R0529
R0525
100
VCC5
SW_A+
R0526
100
1uF
C0537
0
R0514
47K
100K
R0520
C0507
R0516
R0508
0.1uF
10K
SW_B+_ON-OFF
SW_B+_ON-OFF
Q0505
11V
Q0504
R0515
VR0501
A+
1K
A+
SW_A+
Q0503
10K
0.1uF
C0536
R0524
U0508
GND
3
VCC
5
VCC2.85
PWR_GND
100pF
C0503
100pF
8
VPOS
UNSW_5V
C0502
5
CONTRLVOLTAGE
7
DISCHARGE
1
GND
3
OUTPUT
4
RESET
6
THRESHOLD
2
TRIGGER
VCC5_FILT
VCC5
LMC555
U0506
C0535
0.1uF
LM2941
U0500
1
ADJ
3
GND1
6
GND2
2
ON_OFF
4
VIN
5
VOUT
VCC9
R0531
100K
Q0502
C0534
0.1uF
A+
C0531
0.1uF
0
R0527
TEST_POINT
TP0500
1
20K
VCC1.8
39K
R0522
VCC5_FILT
R0521
C0528
0.1uF
.01uF
C0526
C0529
4.7uF
3
SHUTDOWN
6
VTAP
C0527
4.7uF
5
ERROR
7
FEEDBACK
4
GND
8
INPUT
1
OUTPUT
2
SENSE
UNSW_5V
LP2951CD
U0507
1
4
R0523
100K
U0508
NC7SZ125
2
5
7
8
4
Q0501
MC33202
U0604
6
C0525
1uF
UNSW_5V
C0524
0.1uF
390K
R0502
Q0500
R0500
100K
5
CD
3
GND
2
INPUT
4
NC
1
OUTPUT
5V_ABACUS
53D46
U0504
C0523
0.1uF
9.3V_ABACUS
C0520
0.1uF 4.7uF
C0521
OUT
4.7uF
C0522
MC78M05
U0505
2
GND
1
IN
3
C0519
.01uF
R0519
10
C0518
4.7uF
C0517
4.7uF
GND
2
IN
1
OUT
3
VCC9
VCC5
U0503
MC78M05
C0516
0.1uF
C0512
0.1uF
43K
R0511
33K
C0505
R0510
SENSE
3
SHUTDOWN
6
VTAP
.01uF
5
ERROR
7
FEEDBACK
4
GND
8
INPUT
1
OUTPUT
2
VCC5
LP2951CD
U0501
0.1uF
C0515
39K
R0513
10K
R0512
6
VTAP
C0506
.01uF
ERROR
5
FEEDBACK
7
GND
4
INPUT
8
OUTPUT
1
SENSE
2
SHUTDOWN
3
U0502
LP2951CD
D0501
100K
R0504
UNSW_5V
10K
VCC2.85
VCC2.85
4.7uF
R0518
150uF
C0510
C0514
C0513
10K
150uF
10K
R0506
2K
R0505
VCC2.85
R0509
VCC2.85
VCC1.55
SW_A+VCC2.85
VR0500
VCC5_FILT
5.1V
C0504
0.1uF
10K
R0507
A+
R0503
100K
0.1uF
UNSW_5V
SW_B+_ON-OFF
C0500
IGNITION_SENSE
IGNITION
SOFT_TURN_OFF
LV_DETECT
SW_B+_SENSE
EMERG_SENSE
47K
47K
47K
47K
47K
47K
47K
47K
47K
47K

Motorola Astro XTL 1500 Specifications

General

Brand	Motorola
Model	Astro XTL 1500
Category	Radio
Language	English