
4026-0XX
Diagnostic Aids 3-1
3. Diagnostic Aids
This chapter explains the tests and procedures you can run to
identify printer failures and verify that repairs have corrected the
problem.
Power-On Self Test (Post)
The printer performs the following Power-On Self Test when
powered on:
1. All LEDs come on solid.
2. The fan turns on for 2 seconds.
3. All the LEDs turn off.
4. The engine board checks the status of the cover interlock
switch.
5. The LEDs begin to turn on then off continuously.
6. The fan turns off.
7. The engine board checks the status of the paper exit sensor.
8. The engine board checks the status of the thermistor.
9. The fuser lamp turns on.
Note: The printer may be idle for up to 40 seconds as the fuser
warms to operating temperature. Printer idle time is shorter if
the fuser is already warm.
10. The polygon motor (printhead motor) turns on.
11. The main motor turns on.
12. The paper feed gears turn.
13. The print cartridge drive gear engages.
14. The paper feed take-up shaft and D-roll assembly rotates to
home position. (The paper feed lift plate assembly is in the
down position).
15. All the LEDs turn off.
Summary of Contents for Optra E
Page 8: ...viii Service Manual 4026 0XX ...
Page 15: ...Notices and Safety Information xv 4026 0XX Japanese Laser Notice Chinese Laser Notice ...
Page 72: ...4026 0XX 3 5 ...
Page 74: ...4026 0XX 3 7 ...
Page 101: ...4026 0XX Connector Locations 5 6 ...
Page 105: ...4026 0XX Connector Locations 5 10 ...
Page 108: ...4026 0XX 6 2 Assembly 1 Covers ...
Page 110: ...4026 0XX 6 4 Assembly 1 Covers continued ...
Page 112: ...4026 0XX 6 6 Assembly 2 Frame ...
Page 114: ...4026 0XX 6 8 Assembly 2 Frame continued ...
Page 116: ...4026 0XX 6 10 Assembly 2 Frame continued ...
Page 118: ...4026 0XX 6 12 Assembly 3 Printhead ...
Page 120: ...4026 0XX 6 14 Assembly 4 Paper Feed Input Tray ...
Page 122: ...4026 0XX 6 16 Assembly 5 Paper Feed Frame ...
Page 124: ...4026 0XX 6 18 Assembly 6 Fuser ...
Page 126: ...4026 0XX 6 20 Assembly 6 Fuser continued ...
Page 128: ...4026 0XX 6 22 Assembly 7 Electronics ...
Page 130: ...4026 0XX 6 24 Assembly 7 Electronics continued ...
Page 132: ...4026 0XX 6 26 Assembly 8 Transfer Assembly ...
Page 134: ...4026 0XX 6 28 Assembly 9 Option Second Paper Drawer ...
Page 136: ...4026 0XX 6 30 Assembly 9 Option Second Paper Drawer continued ...
Page 138: ...4026 0XX 6 32 Assembly 9 Option Second Paper Drawer continued ...