Table Of Contents - Printronix T4204 Maintenance Manual

Table of Contents

1 Maintenance Overview ...................................... 13
About This Manual............................................................................... 13
Replacing Parts ............................................................................. 13
Ordering Parts ............................................................................... 13
Printronix ThermaLine Help Desk ................................................. 14
Notes And Notices ........................................................................ 14
Related Manuals And Packaging Components............................. 15
About The Printer................................................................................. 15
Thermal Printer Technology .......................................................... 15
Thermal Printer Media................................................................... 16
Ribbons ......................................................................................... 17
Emulations And Languages .......................................................... 17
Fonts And Bar Codes .......................................................................... 17
Controls And Indicators ....................................................................... 18
The POWER Switch And Indicator................................................ 19
Powering On The Printer............................................................... 19
Operating Modes........................................................................... 20
Primary Control Panel Keys .......................................................... 20
Secondary Control Panel Keys ..................................................... 20
2 Preventive Maintenance ..................................... 23
Cleaning The Printer............................................................................ 23
Clean The Outside Surfaces ......................................................... 23
Clean The Thermal Printhead ....................................................... 24
Printer Inspection................................................................................. 25
Inspect Drive Belts ........................................................................ 25
Inspect Cables And Cords ............................................................ 25
3 Diagnostics and Troubleshooting ....................... 27
Introduction .......................................................................................... 27
A Word About Print Quality ........................................................... 27
How To Troubleshoot .......................................................................... 28
Printer Self-Test And Verifying Printer Operation.......................... 28
Troubleshooting Display Messages..................................................... 29
How To Clear LCD Messages....................................................... 29
Troubleshooting Other Symptoms ....................................................... 38