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Service Guide ML393/ML393CPlus
Chapter 4 Failure Analysis
4.7 REPAIR ANALYSIS PROCEDURES (RAPs)
4.7.01 Using the RAPs
When using the Repair Analysis Procedures, follow these steps.
1. Go to the RAP Index.
2. Find the RAP which is associated with the printers problem.
3. Go to the appropriate RAP.
4. All RAPs begin with a START statement, followed by questions or another type of statement.
4.7.02 RAP Index
Description
RAP Number
Power Lamp Does Not Light
01
Space Error (ALARM 57)
02
Head Homing Error (ALARM 53)
03
Ribbon Homing Error (ALARM 5B)
04
Bail Home Error (ALARM 5C)
05
Wrong Character Character Omission or Dot
Omission
06
Ribbon Feed Trouble
07
Line Feed Trouble
08
Malfunction of Operator Panel Switch
09
Data Receiving Failure
10A
Parallel Interface Problem
10B
Serial Interface Problem
10C