(Models CQ105A, CQ105B, CQ106A)
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Table of content:
1) PRINTING TIPS AND TRICKS
Paper loading
Paper-advance calibration
Printhead alignment
Use of multiple rolls

2) TROUBLESHOOTING
Printer education and training
Firmware update
Print-quality troubleshooting
Troubleshooting system error codes
Performing a service test on a failed assembly
Performing the necessary service calibrations
The printer does not power on
The printer hangs during printing and displays processing
The printer continuously rejects printheads
A new maintenance cartridge is incorrectly detected as used
Cover sensors are not working
The Line Sensor has problems detecting paper
How to remove the Left Hub when the actuator is broken
Troubleshooting paper jams and printhead crashes
Troubleshooting shutdowns
Vacuum suction much lower at high altitudes
Banding at variable extreme environmental conditions
Printhead crashes/smears on high-density prints using coated paper
Banding due to ink cartridge replacement while printing
34 Rice Paper not supported
Worm marks on Coated Paper with light area fills fills
Solving paper-handling problems
Difficult Difficult to load paper: Too much skew
How to read the power switch LEDs
How to read the Formatter LEDs
If the front panel turns on and then stops
How to interpret the Service Information Pages
When the main window is open and the printer is printing (safety compliance)
How to troubleshoot the 79:04 system error

3) SYSTEM ERROR CODES
What to do if the front panel is blank
System error codes
Explanation of system error codes and warnings
Continuable and non-continuable error codes

4) INK SUPPLIES
What are ink supplies?
General information about the ink supplies
General precautions when handling ink supplies
Priming the ink system
When should you replace the ink supplies?
Obtaining Ink Cartridge information
Obtaining Printhead information
Summary of solving ink supplies problems
Troubleshooting Printhead error codes
Carriage Interconnect Wiper
Warranty information for ink supplies

5) SERVICE TESTS AND UTILITIES
Introduction
Diagnostics-self test
Phone support
Service tests (diagnostics)
Entering the Service Tests menu
Service utilities

6) SERVICE CALIBRATIONS
Service calibrations
Entering the Service Calibrations menu

7) PRINT QUALITY
Initial print-quality troubleshooting actions
Troubleshooting tools
How to use the Image Quality Service Diagnostic Print
Print-quality issues by symptom
Working with other commercially available papers

8) PARTS AND DIAGRAMS
Printer
Stacker

9) PRINTER PART REMOVAL AND INSTALLATION
Service part order
Disassembly order

10) STACKER PART REMOVAL AND INSTALLATION
Right Cover
Left Cover
Top Cover
Lower Front Cover
Pinchwheels
Drive Motor
Front Cover Sensor
Safety Temperature Sensor
Temperature Sensor PCA
Media Sensor
Extension Tray
Receiving Tray
Printer Interlocks
Paper Infeed Platen
Electronics PCA
Power Supply Unit
Heating Lamp
Heat Roller
Transport Belt

11) PREVENTIVE MAINTENANCE
Moisture on the printer
Noisy Carriage Bushing
Belt swelling
General cleaning
Clean the Drive Roller and Overdrive
Clean the Platen
Clean the Encoder Strip
Clean the Paper-advance Sensor window
Apply oil to the Overdrive
Lubricate the Carriage Assembly
Scheduled maintenance
Preventive Maintenance Kits