Chapter 3 Troubleshooting
3-7
Short Circuit Troubleshooting
Remove the LED Panel Board Cable,
and measure the resistance at C2 on the
Main Board. *1
Correct?
Correct?
Yes
No
Yes
No
B
Measure the VCC-GND resistance at
the connector of the LED Panel
Board. *2
Correct?
Yes
No
Take out the HDD, and measure the
resistance at C2 on the Main Board.
*1
Start of Short Circuit
Troubleshooting
Replace the LED Panel Board Cable.
Replace the LED Panel Board.
Replace the HDD cable.
Correct?
Yes
No
Remove the Font SIMM, and
measure the resistance at C2 on the
Main Board. *1
Replace the Font SIMM.
Correct?
Yes
No
Remove the DRAM SIMM, and
measure the resistance at C2 on the
Main Board one by one. *1
Replace the DRAM SIMM.
To Start of Troubleshooting.
VCC
Connector of the LED Panel Board
GND
1 2 C N 1 1
*JP model only
(Japanese font SIMM)
*1: The correct resistance at C2 is 40 to 50-ohm.
*2: Measure the resistance between VCC (12 pin) and GND (5 pin). The correct resistance is 1M-ohm or more.
Содержание PS-7000
Страница 11: ...Chapter 2 Product Overview 1 Product Composition 2 1 2 Main Unit 2 4 3 Specifications 2 7 4 Upgrade Kit 2 9 ...
Страница 23: ...Chapter 3 Troubleshooting 1 Troubleshooting 3 1 2 LED Indication 3 9 3 DIAG Program 3 10 4 Test Print 3 12 ...
Страница 37: ...Chapter 4 Disassembly Assembly 1 Disassembly 4 1 2 Assembly 4 12 3 About HDD Format 4 13 ...
Страница 38: ...Chapter 4 Disassembly Assembly 4 1 1 Disassembly 1 1 External appearance ...
Страница 51: ...Chapter 5 Operation Principles 1 RIP 5 1 2 Color Control 5 2 3 Miscellaneous 5 5 4 System Configuration 5 7 ...
Страница 63: ...Chapter 6 Parts Catalog 6 PARTS LAYOUT PARTS LIST 6 1 ...
Страница 64: ...Chapter 6 Parts Catalog 6 1 6 PARTS LAYOUT PARTS LIST 1 EXTERNAL COVERS 2 MAIN FRAME ...
Страница 65: ...Chapter 6 Parts Catalog 6 2 3 LED PANEL BOARD 4 INTERNAL COMPONENTS ...
Страница 66: ...Chapter 6 Parts Catalog 6 3 5 POWER SUPPLY UNIT 6 OTHER ...