Table 49. Print Quality Tests and Actions (Fanfold) (continued)
Line
Description
Action, if failure
10
Printhead drive test. Prints 19 lines. The
left margin should be even.
See “Printhead Drive Service Check” on
page 333.
11
Print wire test. Look for light or missing
dots, or ink smearing.
1. Install a new printhead. See
“Printhead” on page 356.
2. Install a new logic board.
For Model A00, see page “Logic Board
- Model A00” on page 370. For Models
001 and 002, see page “Logic Board -
Models 001 and 002” on page 378. Or
“Logic Board - Model 003” on page
366.
3. Install new printhead cables.
12
Continuous straight line.
1. See “Main Paper Drive Check and
Adjustment” on page 301.
2. See “Printhead Drive Service Check”
on page 333.
13
See Line 5 above.
14
Skew test in draft mode. The line should
print parallel to the edge of paper.
See “Main Paper Drive Check and
Adjustment” on page 301.
Chapter 5. Removals and Adjustments
341
Содержание 4247
Страница 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Страница 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Страница 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Страница 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...
Страница 266: ...Locations and Orientations Logic Board Microcode Module Locations and Orientation Model A00 Chapter 4 Locations 266 ...
Страница 348: ...7 Remove the side cover screws and side covers Figure 96 Top Cover Chapter 5 Removals and Adjustments 348 ...
Страница 498: ...Table 75 Store Mode Quit Save Current Manufacturing Default Appendix A Printer Configuration 498 ...
Страница 501: ...E90AX003 Figure 196 Coax Configuration Printout Part 1 of 2 Appendix A Printer Configuration 501 ...