IBM 3112, Service Manual

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bh1s.bk : bh1s.toc xi Thu Apr 20 12:42:16 1995
Table of Contents
xi
Table of Contents
Notices and Safety Information
................................................... iii
Electronic Emission Notices ............................................................. iii
Federal Communications Commission (FCC) Statement ............ iii
Industry Canada Compliance Statement ..................................... iv
The United Kingdom Telecommunications Act 1984 ................... iv
European Community (EC) Electromagnetic Compatibility
Directive ........................................................................................ v
Japanese VCCI Notice.................................................................. v
German Statement of Acoustic Emissions.................................... v
Laser Notice ...................................................................................... v
Trademarks ...................................................................................... vi
Safety Information ........................................................................... vii
Ozone Information...........................................................................viii
Preface
............................................................................................... ix
General Information
......................................................................... 1
Power Consumption...................................................................... 2
Options.......................................................................................... 2
Maintenance Approach ................................................................. 3
Tools Required For Service .......................................................... 3
Abbreviations ................................................................................ 4
Diagnostic Information
................................................................... 5
Power-On Self Test (POST)............................................................ 12
Symptom Table ............................................................................... 13
Banding ....................................................................................... 14
Background ................................................................................. 14
Black Page .................................................................................. 15
Blank Page.................................................................................. 16
Blurred or Fuzzy Print ................................................................. 16
Dead Machine ............................................................................. 17
Duplex ......................................................................................... 17
Fan (927 Error)............................................................................ 19
Fuser Theory............................................................................... 20
Fuser: 920, 921, or 922 Error...................................................... 20
Fuser: 923 or 924 Error............................................................... 21