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TROUBLESHOOTING
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
1-18 August 9, 2005
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ERROR CODE D0904 Memory is locked due to AC_FAIL.
The memory is accessed during the controller shut down due to a power supply abnor-
mality (ACFAIL) (AVR +5 V, +12 V, -12 V, +24 V).
⇒
Cycle the controller power OFF and ON.
⇒
Check for proper AVR voltage supply (+5 V, +12 V, -12 V, +24 V) and related circuitry.
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ERROR CODE D1000 Read error of servo control software.
Main causes include:
1. Servo control software (armsc.mb) not found at controller power-up or software is
corrupt.
2. Defective 1KJ/1QJ board.
⇒
Download servo control software (armsc.mb)
.
⇒
Replace 1KJ/1QJ board.
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ERROR CODE D1001 Download error of servo control software.
Servo control software (armsc.mb) download failure at controller power-up.
Main causes include:
1. Incorrect servo control software.
2. Defective 1KJ/1QJ board.
2. Defective 1KA and or 1KB board.
⇒
Ensure the correct servo software is loaded into the 1KA board
.
⇒
Replace the 1KJ/1QJ board.
⇒
Replace the 1KA and or 1KB board.
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