Service Tests and Utilities

appear on the front panel:

INK PRESSURE SYSTEM

Possible Failure on:

1.APS

2.Electronics Module

Code: 00XXXX:0000XX

In this case, try one of the following:

1Check all the cables of the APS and make sure they are correctly connected and are NOT damaged.

2Check all the tubes of the APS and make sure they are NOT pinched or damaged.

3Replace ALL the Ink Cartridges.

4Replace the complete APS Page 8-20.

5Replace the Electronics Module Page 8-25.

WARNING

Only replace one component at a time and try the Service Test

 

again before replacing another component. Using this procedure

 

you will be able to determine exactly which component failed.

 

 

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HP DesignJets 1050C and 1055CM Printers Service Manual