User Guide

Recommended action
Turn the product off, and then on.
If the error persists, replace the DC controller PCA.
55.0X.YY DC controller error To continue, turn off then on
Description
DC controller PCA error
◦
55.01.06 (event code)
NVRAM memory data error warning
◦
55.02.06 (event code)
NVRAM memory access error warning
Recommended action
Turn the product off, and then on.
If the error persists, replace the DC controller PCA.
56.00.YY Error To continue, turn off then on
Description
Optional paper trays communication error
Recommended action
Turn the product off, and then on.
If the error persists, reseat the optional paper trays (1 x 500-sheet feeder and/or 3 x 500-sheet feeder).
Check the input connectors for damage. If a connector is damaged, replace the connector.
57.00.0Y Error To continue, turn off then on
Description
Fan error
Recommended action
57.00.01
Power supply fan (FM1) failure
1. Turn the product off, and then on. Listen for fan noise at the front lower-left corner of the product. If
no noise is heard, replace the power supply fan (FM1).
2. If this part has been removed or replace, check the connector (J21) on the DC controller PCA and
the connector (J106) on the low-voltage power supply assembly.
446 Chapter 3 Solve problems ENWW