Service manual

iv
Table of Contents
User Maintenance ............................................................. 4-1
Precautions ........................................................................................... 4-1
Nozzle Cleaning and Priming ............................................................... 4-2
Automatic Nozzle Cleaning .................................................................................... 4-2
Cleaning and Servicing the Monochrome Print Head ............................................4-2
Priming the Monochrome Print Head ..................................................................... 4-3
Cleaning and Servicing the Color Print Head ........................................................ 4-5
Diagnostics and Tests ....................................................... 5-1
Power On Diagnostics .......................................................................... 5-1
Monochrome Print Test........................................................................ 5-1
Color Print Test.................................................................................... 5-4
Data Scop Printing (Hex Dump) .......................................................... 5-4
Troubleshooting Guide ......................................................................... 5-5
Problems at Power On............................................................................................. 5-5
Inacceptable Print Quality .......................................................................................5-5
Incorrect Paper Feed................................................................................................ 5-6
Incorrect Data Transmission ...................................................................................5-6
States and Indicator Meanings........................................ 6-1
Operating States ................................................................................... 6-1
Functional States .................................................................................. 6-2
Indicator Meanings............................................................................... 6-2
Indicator Warnings............................................................................... 6-3
TOCSERV.PM5 11/7/94, 17:374