DC controller PCA
CAUTION: Do not replace the DC controller PCA and the formatter PCA at the same time. The
settings for the DC Controller PCA are stored in the formatter RAM. When you install a new DC
Controller PCA, it reads the settings from the formatter.
Before proceeding, remove the following components:
●
Rear cover. See
Rear cover on page 116.
●
Right-rear cover. See
Right-rear cover on page 119.
Remove the DC controller PCA
CAUTION: ESD-sensitive part.
1. Disconnect 22 connectors and six flat cables on the DC controller PCA (callout 1).
Reinstallation tip Two connectors (callout 2) should be empty when the DC controller is
reinstalled.
Figure 2-157 Remove the DC controller PCA (1 of 3)
1
2
ENWW
Removal and replacement procedures
207
It is typically easier to
connect the flat cables
last - after all other
cables have been
connected.