Engine Board Service Check
Engine board service check
FRU
Action
Engine board assembly
POST (Power-On Self Test)
• The machine should complete POST in approximately 45
seconds.
• If the machine fails to display lights or activate the drive motor,
fuser, or fan, then check the following order:
1. Power to the LVPS/HVPS
2. Power from the LVPS/HVPS to the engine board.
3. Cables are plugged in correctly, especially for the operator
panel. The machine will not power-up without a functioning
operator panel.
4. The operator panel ( p.245 "Operator Panel Service
6. Troubleshooting
236
6
Summary of Contents for LI-MF1 M126
Page 1: ...Model LI MF1 Machine Codes M126 M127 M128 Field Service Manual 26 August 2011 ...
Page 2: ......
Page 3: ...Safety Notices The following laser notice labels may be attached to this machine 1 ...
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Page 17: ...XPS XML Paper Specification 15 ...
Page 29: ...M Auto compensator Overview 27 1 ...
Page 30: ...Main Boards Controller Board 1 Product Information 28 1 ...
Page 37: ...2 Installation Installation Refer to the User s Guide 35 2 ...
Page 38: ...2 Installation 36 2 ...
Page 51: ...2 Remove the three screws B securing the top of the controller shield Removal Procedures 49 4 ...
Page 59: ...6 Remove the screw D from the gear E 7 Remove the plastic bushing F Removal Procedures 57 4 ...
Page 142: ...4 Replacement and Adjustment 140 4 ...
Page 192: ...5 System Maintenance 190 5 ...
Page 198: ...Symptom Action Fax reception fails p 276 Fax Reception Service Check 6 Troubleshooting 196 6 ...
Page 298: ...6 Troubleshooting 296 6 ...
Page 302: ...7 Energy Saving 300 7 ...
Page 303: ...Model LI MF1 Machine Codes M126 M127 M128 Appendices 12 October 2011 ...
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Page 306: ...2 ...
Page 322: ...1 Appendix Specifications 18 1 ...
Page 324: ...MEMO 20 EN ...