1
1.3 JIGS LIST
A
Cleaning
Name
Cleaning liquid
Cleaning paper
B
CONTENTS
1. NOTES ON SERVICE VISIT............................................................................................................................. 2
1.1 SAFETY INFORMATION ........................................................................................................................... 2
1.3 JIGS LIST .................................................................................................................................................. 8
2.1 PACKING SECTION ................................................................................................................................ 10
2.2 REAR SECTION ...................................................................................................................................... 12
2.3 FRONT SECTION.................................................................................................................................... 14
C
2.4 CHASSIS SECTION (1/2) ........................................................................................................................ 16
2.5 CHASSIS SECTION (2/2) ........................................................................................................................ 18
2.6 PANEL CHASSIS SECTION .................................................................................................................... 20
2.7 MULTIBASE SECTION ............................................................................................................................ 22
2.9 TABLE TOP STAND ................................................................................................................................. 26
3. PCB PARTS LIST ........................................................................................................................................... 27
D
4.5 50 ADDRESS S and L ASSYS ................................................................................................................ 51
4.6 50 SCAN A and B ASSYS ....................................................................................................................... 52
4.9 50 DIGITAL ASSY .................................................................................................................................... 55
4.10 AUDIO ASSY ......................................................................................................................................... 56
4.11 SIGNAL BLOCK DIAGRAM ................................................................................................................... 58
4.12 DTV BLOCK DIAGRAM ......................................................................................................................... 60
4.15 POWER SUPPLY UNIT.......................................................................................................................... 64
E
4.16 VOLTAGES ............................................................................................................................................. 65
4.17 WAVEFORMS ........................................................................................................................................ 78
5. DIAGNOSIS INFORMATION .......................................................................................................................... 82
5.1 THE FLOW OF DIAGNOSIS .................................................................................................................... 82
5.2 POWER DOWN ..................................................................................................................................... 101
F
5.3 SHUT DOWN ......................................................................................................................................... 104
8
1
2
Part No.
GEM1004
GED-008
2
3
Used to fan cleaning.
Refer to "2.4 CHASSIS SECTION (1/2).
PDP-5071PU
3
4
Remarks
4