Panasonic PT-D5600U, Руководство по обслуживанию

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14 Block Diagram
14.1. Power Supply
Power Supply
Igniter
Transformer
Lamp+
C9 D3
R10
L2
18V
P2
DC380V FUSE
2 1
P1
THERMOFUSE
SW
F103
FUSE
F102
FUSE
F104
1
2
P3
1
2
P4
2
1
P6
1
3
5
7
8
P7
1
2
4
6
8
9
P5
STB 14V
(FAN)
STB 5V
(CPU)
2.5V
3.3V
5V
VOLTAGE DETECT
MAIN/STB
12V
2.5V
3.3V
5V
12V
FAIL SAFE SW
(BACK COVER)
1
2
5
5V
Q1
Lamp-
Ignition Pulse Voltage
typ.15kVo-p
Lamp Voltage
Vla:60~130V
Output Power
300W/240W/160W
Low Voltage
Power Supply
CN1
CN
2A
CN
2B
CN1
CN
2A
CN
2B
PWM
Control Current
Detector
Fixed Power
Control
Voltage
Detector
D/A
Converter
CPU
Ballast-1 Module
From
A-P.C.Board A5
From
A-P.C.Board A6
To
A-P.C.Board A42
To
A-P.C.Board A43
To
FM- Module FM2
Power Module
Power Cord
Ballast-2 Module
*See Ballast-1 Module for the circuit.
Power FACTOR
CORRECTION
LINE
FILTER
RECTIFIER
Power FACTOR
CORRECTION
SMOOTHING
SMOOTHING
SMOOTHING
/REGULATING
VOLTAGE
DETECT
SWITCHING
TRANSFORMER
PHOTO-
ISOLATOR
PHOTO-
ISOLATOR
PHOTO-
ISOLATOR
SWITCHING
REGULATOR
COLD HOT
PT-D5600U / PT-D5600E / PT-D5600UL / PT-D5600EL / PT-DW5000U / PT-DW5000E / PT-DW5000UL / PT-DW5000EL
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