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CQ101A DesignJet T7100 Monochrome Printer

HP DesignJet T7100 Monochrome (CQ101A)

MFG Part Number: CQ101A

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HP DesignJet T7100 printer series service manual

CQ101A Service Manual

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Manual contents and shortcuts

Printing tips and tricks

Paper-advance calibration

Printhead alignment

Use of multiple rolls

Troubleshooting

Firmware update

Printer education and training

Forced firmware update

USB firmware update

Performing a service test on a failed assembly

Performing the necessary service calibrations

Print-quality troubleshooting

Troubleshooting system error codes

The printer does not power on

The printer hangs during printing and displays ?processing?

A new maintenance cartridge is incorrectly detected as ?used?

Cover sensors are not working

How to remove the Left Hub when the actuator is broken

The Line Sensor has problems detecting paper

The printer continuously rejects printheads

Troubleshooting paper jams and printhead crashes

Troubleshooting shutdowns

Maintenance cartridge path

Banding at variable extreme environmental conditions

Vacuum suction much lower at high altitudes

Energy shutdown

Velocity shutdown

34" Rice Paper not supported

Banding due to ink cartridge replacement while printing

Printhead crashes/smears on high-density prints using coated paper

Difficult to load paper: ?Too much skew?

How to read the power switch LEDs

Solving paper-handling problems

Worm marks on HP Coated Paper with light area fills

How to read the Formatter LEDs

How to interpret the Service Information Pages

If the front panel turns on and then stops

Current configuration

Main characteristics

Current media, printhead and ink information

Printer usage information

Media used sections

Calibration status

When the main window is open and the printer is printing (safety compliance)

Connectivity configuration

How to troubleshoot the 79:04 system error

Possible causes

Troubleshooting based on symptoms

System error codes

Explanation of system error codes and warnings

System error codes

What to do if the front panel is blank

Continuable and non-continuable error codes

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