Description of Failure
Action
Ribbon life failures.
See “MAP 0160: Ribbon Feed and Ribbon Lift” on page 89.
Ribbon feed or lift failure.
See “MAP 0160: Ribbon Feed and Ribbon Lift” on page 89.
Loud noise during sensor tuning.
Run T&D11 (Pinch Roller Status).
For Model A00, see “How To Run the Test and Diagnostic (T&D)
Programs” on page 161.
For Models 001, 002, and 003, see “How To Run the Test and
Diagnostic (T&D) Programs” on page 201.
Fanfold stacking problems.
1.
See “Main Paper Drive Check and Adjustment” on page 301.
2.
See “Tractor Assembly Service Check” on page 325.
3.
See “Printhead Drive Service Check” on page 333.
Forms damage at perforations of multiple-part forms or heavy
stock.
1.
Use Perforation Safety feature. Refer to a 4247 User’s
Guide.
2.
See “Main Paper Drive Check and Adjustment” on page 301.
3.
See “Tractor Assembly Service Check” on page 325.
4.
See “Printhead Drive Service Check” on page 333.
Forms damage.
1.
See “Main Paper Drive Check and Adjustment” on page 301.
2.
See “Tractor Assembly Service Check” on page 325.
3.
See “Printhead Drive Service Check” on page 333.
Customer cannot remove the ASF electronics card cover.
1.
Using a flat-bladed screwdriver, pry off the electronics card
cover.
2.
Using a file, increase the width by approximately 3 mm (0.12
in.) (across the short dimension) of the slot in the electronics
card. This is the slot into which the bottom metal tab must fit.
Unable to select automatic sheet feeder path from operator
panel.
See “MAP 0110: Automatic Sheet Feeder” on page 26.
Automatic sheet feeder (ASF) failure from 1 or more bins.
See “MAP 0110: Automatic Sheet Feeder” on page 26.
Paper feeds from the wrong ASF bin.
See “MAP 0110: Automatic Sheet Feeder” on page 26.
Chapter 1. Diagnosing Problems
151
Summary of Contents for 4247
Page 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Page 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Page 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Page 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...