User Manual
Table Of Contents
- About This Document
- Contents
- Introduction
- Getting Started
- Print Operations
- Determining Printer Configuration
- Thermal Printing
- Modes of Printing
- Print Media Types
- Replacing Supplies
- Adjusting the Print Width
- Adjusting the Print Quality
- Media Sensing
- Printing on Fan-Fold Media
- Printing with Externally Mounted Roll Media
- Fonts and Your Printer
- Stand Alone Printing
- Sending Files to the Printer
- Print Meter
- EPL Line Mode
- Printer Options
- Control Panel Operation
- Maintenance
- Troubleshooting
- Appendix
Maintenance
Replacing the Printhead
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980611-001 Rev. B GX420d User Guide 6/4/08
Replacing the Printhead
1. Align the printhead to plug the left and right connectors into the wire bundles.
2. Slide the printhead into the left side and jog it into the right side catch.
3. Clean the print head as described under Cleaning the Printhead on page 69.
4. Reload media. Plug in the power cord, turn on the printer and print a status report to
ensure proper function. See Printing a Test (Printer Configuration) Label on page 17