Figure 7-96. Hue4040A Secure Power Supply Schematic - Motorola ASTRO XTL 1500 Detailed Service Manual

Digtal, vhf/uhf range 1/uhf range 2/700–800 mhz
Hide thumbs Also See for ASTRO XTL 1500:
Table of Contents

Advertisement

7-124
DC DISTRIBUTION
V(operating)/mA(max)
SOURCED BY:
SUPPLY FOR:
VOLTAGE
Battery
SW_B+
Audio PA
FILT_B+
VCC1.8, VCC1.55
1.86 & 1.55 / 100 mA
VCC5
Patriot, EIM, Memory
VCC2.85
2.85 / 100 mA
VCC5
I/O Ring, EEPOTs
USB, Codec
VCC3
3.0 / 100 mA
VCC5
Power Control
VCC5
5.0 / 500 mA
SW_B+
T-Gates, VIP S, SB9600
Voltage Translation
1.8V, 3V Regulators
UNSW_5V
5.0 / Battery
A+
Emergency Detect/Timer
SW_B+
Battery
A+
FILT_B+
SW_B+ Sense Circuit
9V Regulators
9.3V_TX
9.3V / 1A
A+
Mic Bias Circuit
EMERGENCY
IGNITION
9V Regulator
SW_A+
U0500
4
5
VOUT
VIN
2
1
R0528
ON_OFF
ADJ
C0532
C0531
7.5K
GND1
GND2
R0526
0.1uF
1uF
3
6
100
C0533
R0529
1.2K
22uF
5V Regulator
VCC9
U0503
1
3
IN
OUT
C0516
C0517
GND
0.1uF
4.7uF
2
9.3V_ABACUS
U0505
1
3
IN
OUT
GND
C0520
C0521
2
0.1uF
4.7uF

Figure 7-96. HUE4040A Secure Power Supply Schematic

June 15, 2005
UNSW_5V
Emergency Sense Block
R0523
100K
Non Inverted
UNSW_5V
R0527
0
NU
Q0501
6
5
4
R0503
0
1
2
3
Inverted
R0516
100K
A+
R0524
10K
NU
C0502
VCC2.85
SW_A+
VCC9
100pF
R0505
R0506
VCC2.85
10K
10K
C0534
8
6
7
0.1uF
U0604-2
5
4
R0508
3.3K
SW_B+_ON-OFF
R0509
C0503
1K
100pF
VCC5
Q0505
2
5
C0519
.01uF
VCC5
VCC5_FILT
R0519
10
C0518
4.7uF
C0535
VCC5_FILT
0.1uF
VCC5
5V_ABACUS
C0537
C0514
1uF
150uF
NU
C0522
C0523
4.7uF
0.1uF
R0514
0
Schematics, Component Location Diagrams, and Parts Lists: HUE4040A (UHF Range 2) Main Board
UNSW_5V
R0500
R0502
100K
390K
U0506
4
RESET
3
OUTPUT
2
TRIGGER
6
THRESHOLD
7
DISCHARGE
5
C0525
CONTRLVOLTAGE
1uF
8
UNSW_5V
VPOS
C0500
C0524
GND
VCC2.85
1
0.1uF
0.1uF
Q0500
R0520
47K
R0511
33K
R0510
VCC5
8
SW_B+_SENSE
INPUT
7
FEEDBACK
C0527
C0512
3
SHUTDOWN
0.1uF
4.7uF
U0504
OUTPUT 1
INPUT
NC 4
CD
GND
3
1.55V Digital Supply Regulator
C0506
.01uF
R0513
R0512
39K
VCC1.55
10K
U0502
8
1
INPUT
OUTPUT
7
5
FEEDBACK
ERROR
3
2
SHUTDOWN
SENSE
C0515
C0510
6
VTAP
0.1uF
4.7uF
GND
R0525
4
100
SOFT_TURN_OFF
Q0502
SW_B+_ON-OFF
SW_B+_ON-OFF
VCC2.85
Q0508
C0507
6
5
4
Q0504
0.1uF
1
2
3
Q0506
R0532
R0504
3.3K
100K
C0505
2.85V Digital Supply Regulator
A+
.01uF
VCC2.85
43K
U0501
OUTPUT 1
ERROR 5
SENSE 2
C0513
6
VTAP
150uF
GND
4
C0526
.01uF
R0521
R0522
VCC5_FILT
39K
20K
U0507
8
OUTPUT 1
INPUT
7
FEEDBACK
3
SHUTDOWN
C0528
GND
0.1uF
4
A+
R0530
330K
Q0507
R0531
100K
VR0501
15V
A+
VR0502
R0515
20V
1K
Q0503
SW_A+
EMERG_SENSE
IGNITION_SENSE
UNSW_5V Supply
UNSW_5V
R0507
10K
C0504
VR0500
5.1V
0.1uF
VCC2.85
R0518
10K
LV_DETECT
1.8V Digital Supply Regulator
VCC1.8
ERROR 5
2
SENSE
6
VTAP
C0529
4.7uF
6815854H01-A

Advertisement

Table of Contents
loading

Table of Contents