Lexmark CX310 - Page 7

Entering recovery mode........................................................................................................................224
Accessing the Network SE menu...........................................................................................................224
Service Engineer menu..........................................................................................................................224
Accessing the service engineer (SE) menu...................................................................................................... 224
Service engineer (SE) menu ............................................................................................................................224
Fax service engineer (SE) menu ......................................................................................................................225
Repair information...................................................................................227
Removal precautions.............................................................................................................................227
Data security notice ........................................................................................................................................227
Handling ESD‑sensitive parts ..........................................................................................................................228
Controller board/control panel replacement .................................................................................................228
Restoring the printer configuration after replacing the controller board ......................................................229
eSF solutions backup ......................................................................................................................................232
Ribbon cable connectors ................................................................................................................................232
Zero Insertion Force (ZIF) connectors ........................................................................................................232
Horizontal top contact connector ..............................................................................................................233
Horizontal bottom contact connector........................................................................................................236
Vertical mount contact connector .............................................................................................................239
Horizontal sliding contact connector .........................................................................................................242
Low Insertion Force (LIF) connector........................................................................................................... 245
Removal procedures.............................................................................................................................246
Left side removals.................................................................................................................................246
Left cover assembly removal ..........................................................................................................................246
EP drive assembly removal .............................................................................................................................247
Low‑voltage power supply (LVPS) assembly removal.....................................................................................253
Fuser exit sensor removal...............................................................................................................................254
Speaker removal .............................................................................................................................................256
Right side removals...............................................................................................................................256
Right cover assembly removal ........................................................................................................................ 256
Fuser drive motor assembly removal .............................................................................................................257
Toner meter cycle (TMC) card removal ..........................................................................................................258
Toner density sensor (TDS) (left or right sensor) removal..............................................................................260
Developer unit removal ..................................................................................................................................262
High‑voltage power supply (HVPS) removal ...................................................................................................263
Imaging unit (IU) removal ...............................................................................................................................267
Toner cartridge contacts removal................................................................................................................... 269
Waste toner bottle removal ...........................................................................................................................271
Waste toner bottle contact block removal .....................................................................................................272
Front removals......................................................................................................................................273
Front cover assembly removal........................................................................................................................273
Front middle cover removal ...........................................................................................................................275
Front logo cover removal................................................................................................................................275
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