Table of Contents
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120
Code
Possible cause
6354
External EEprom
communication error
8401
Watchdog
8402 - 8405 Internal error
8406
Checksum error
8501
Software protection
Remedial action
• Switch off the control,
wait until the LEDs are
off, check connection for
machine ID, switch on
control again
• Perform software update
• Perform a machine ID
reset
• Replace the control
• Perform software update
• Perform a machine ID
reset
• Replace the control
• Perform software update
• Replace the control
• The DA tool must always
be used for software
updates
Operating Instructions 967 - 02.0 - 11/2016
Troubleshooting
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