TROUBLESHOOTING
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
1-48 August 9, 2005
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ERROR CODE D1531 Heat sink on power block overheated.
Main causes include:
1. Temperature inside the controller above specification because of air inlet or outlet
blockage.
2. Defective cooling fan.
3. Defective power block.
⇒
Ensure air inlet and outlet ports are clear.
⇒
Ensure cooling fans are in proper working order.
⇒
Replace the power block.
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ERROR CODE D2000 No response from Comm. board for laser sensor.
Laser sensor communication board program stopped.
⇒
Set robot controller and laser sensor power OFF. Set laser sensor power ON then set
robot controller power ON
.
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ERROR CODE D2001 RI/O or C-NET board initialize error.
Initial data processing between the 1KA and 1FS/1HS boards is not correctly completed
at controller power-up.
Main causes include:
1. Defective 1KA board.
2. Defective 1FS/1HS board.
3. Noise related malfunction.
⇒
Ensure the 1KA and 1FS/1HS boards are properly seated into the 1KX/1NX board.
⇒
Ensure harnesses are properly connected at the 1KA and 1FS/1HS boards.
⇒
Check for noise malfunction and shield integrity.
⇒
Replace the 1KA board.
⇒
Replace the 1FS/1HS board.
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