Printronix P7000 Series Maintenance Manual page 12

Table of Contents
3 Troubleshooting .................................................... 39
Introduction ............................................................................................. 39
Troubleshooting Aids .............................................................................. 39
Start Here... ............................................................................................ 40
Troubleshooting Display Messages........................................................41
List Of Messages ............................................................................. 42
Troubleshooting Other Symptoms ........................................................ 185
General Symptom List.................................................................... 186
Communications Failures ..................................................................... 209
Diagnostic Printer Tests........................................................................ 211
Selecting And Running Diagnostic Printer Tests ........................... 212
Boot Diagnostics Menu......................................................................... 217
Factory Menu........................................................................................ 220
Exception Menu .................................................................................... 222
Hex Code Printout ................................................................................223
How To Print A Hex Dump .............................................................224
ASCII Character Set ............................................................................. 226
Soft vs. Hard Reset............................................................................... 227
4 Adjustments and Tests ....................................... 229
Introduction ........................................................................................... 229
Adjustments and Tests...................................................................229
Preparing The Printer For Maintenance ............................................... 230
Returning The Printer To Normal Operation......................................... 231
Belt, Paper Feed Timing, Adjustment ................................................... 232
Belt, Platen Open, Adjustment.............................................................. 234
Paper Scale Alignment ......................................................................... 236
Platen Gap Adjustment......................................................................... 238
Ribbon Guide Alignment....................................................................... 240
Paper Out Adjustment ..........................................................................242
Hammer Phasing Adjustment ............................................................... 245
Loading Flash Memory ......................................................................... 247
Loading Software With The Firmware Download Utility ................. 247
Loading Through Parallel Port Using DOS .................................... 249
Loading Software If Flash Contains Only Boot Code..................... 250
Loading Software Through The NIC .............................................. 252
Reprogramming the Security Key......................................................... 253
How To Reprogram The Security Key ........................................... 253
Coil Temperature Adjustment ............................................................... 255
Dynamic Paper Tension Adjustment .................................................... 256
Tractor Belt Tension Adjustment .......................................................... 258
Shuttle Electrical Short Check .............................................................. 259