CA051, CA052, CA053 (bizhub 4750i/4050i)

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Contents

Trouble type	CA051: Standard controller configuration failure CA052: Controller hardware error CA053: Controller start failure
Rank	C
Trouble detection condition	CA051: The controller of the CPU board (CPUB) is faulty. CA052: A controller hardware error is detected in the network interface. CA053: A controller start failure is detected in the controller interface.
Trouble isolation	–
Relevant electrical parts	-CPU board (CPUB) -Base board (BASEB)

Procedure

1. Check the connectors on BASEB for proper connection and correct as necessary.
2. Replace CPUB. (Part# ACT9H01003)
3. Replace BASEB.
   4750i (Part# ACT9H02013)
   4050i (Part# ACT9H02002)

(Link to the Field Service Manual)