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Chapter 3 Troubleshooting
3-1
1. Troubleshooting
1.1. Troubleshooting
Follow the flowchart below, to identify problem part.
Start of Troubleshooting
Connect the power cord.
Power on.
Check LED.(See page 3-9.)
Correct?
Check the color of Power LED.
Red?
Remove all the DRAM SIMM, and
insert good DRAM SIMM in Slot -
1.
Start the machine again.
Check LED.(See page 3-9.)
Correct?
DRAM SIMM is defective. Please
replace it with a good one.
Check the output voltage from the Power Supply unit, at C2 on the Main Board. (See the figure above.) *1
Correct?
Correct?
Correct?
To Troubleshooting by
LED.
To DIAG Troubleshooting.
To Power Supply Troubleshooting.
Yes
No
Yes(Red)
No
Yes
Yes
No
No
No(Other than red)
Yes
No
Yes
*1: The correct C2 voltage is 5V.
*2: Be sure to use the EEPROM from the original Main Board on the replaced new Main Board. (See page 1-5 for details.)
To Start of
Troubleshooting.
Network
Board
HDD
C2
+
Measuring points
Viewed from the Right Side Cover side.
Replace the Main Board.
*2
Main board
Summary of Contents for PS-7000
Page 37: ...Chapter 4 Disassembly Assembly 1 Disassembly 4 1 2 Assembly 4 12 3 About HDD Format 4 13 ...
Page 38: ...Chapter 4 Disassembly Assembly 4 1 1 Disassembly 1 1 External appearance ...
Page 63: ...Chapter 6 Parts Catalog 6 PARTS LAYOUT PARTS LIST 6 1 ...
Page 64: ...Chapter 6 Parts Catalog 6 1 6 PARTS LAYOUT PARTS LIST 1 EXTERNAL COVERS 2 MAIN FRAME ...
Page 65: ...Chapter 6 Parts Catalog 6 2 3 LED PANEL BOARD 4 INTERNAL COMPONENTS ...
Page 66: ...Chapter 6 Parts Catalog 6 3 5 POWER SUPPLY UNIT 6 OTHER ...