A SERVICE OF

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1
What’s in this Service Manual
This manual contains information necessary to test,
calibrate and service:
- HP DesignJet 1050C (model C6074A)
- HP DesignJet 1055CM (model C6075A)
For information about using these printers, refer to the
corresponding User and Quick Reference Guides.
The procedures described in this manual are to be
performed by HP-qualified Service Personnel only.
DesignJet 1050C/1055CMHP Large-Format Printers