Canon imageRUNNER 1750 Series Service Manual page 7

Preparation ----------------------------------------------------------------------------------4-26
Procedure ------------------------------------------------------------------------------------4-26
Removing the Left Cover -------------------------------------------------------4-27
Preparation ----------------------------------------------------------------------------------4-27
Procedure ------------------------------------------------------------------------------------4-27
Removing the Inner Rear Cover ----------------------------------------------4-28
Preparation ----------------------------------------------------------------------------------4-28
Procedure ------------------------------------------------------------------------------------4-28
Removing the Delivery Outer Cover -----------------------------------------4-29
Procedure ------------------------------------------------------------------------------------4-29
Removing the Delivery Inner Cover ------------------------------------------4-29
Preparation ----------------------------------------------------------------------------------4-29
Procedure ------------------------------------------------------------------------------------4-29
Removing the Right Inner Cover ----------------------------------------------4-30
Preparation ----------------------------------------------------------------------------------4-30
Procedure ------------------------------------------------------------------------------------4-30
Removing the Left Inner Cover ------------------------------------------------4-32
Preparation ----------------------------------------------------------------------------------4-32
Procedure ------------------------------------------------------------------------------------4-32
Removing the Support Column Cover ---------------------------------------4-32
Preparation ----------------------------------------------------------------------------------4-32
Procedure ------------------------------------------------------------------------------------4-32
Removing the Reader Front Cover -------------------------------------------4-33
Preparation ----------------------------------------------------------------------------------4-33
Procedure ------------------------------------------------------------------------------------4-33
Removing the Reader Rear Cover -------------------------------------------4-34
Preparation ----------------------------------------------------------------------------------4-34
Procedure ------------------------------------------------------------------------------------4-34
Removing the Reader Bottom Cover ----------------------------------------4-36
Preparation ----------------------------------------------------------------------------------4-36
Procedure ------------------------------------------------------------------------------------4-36
Removing the Control Panel Unit ---------------------------------------------4-36
Preparation ----------------------------------------------------------------------------------4-36
Procedure ------------------------------------------------------------------------------------4-36
Original Exposure/Feed System ---------------------------------------- 4-39
Location -----------------------------------------------------------------------------4-39
Removing the Copyboard Glass ----------------------------------------------4-40
Procedure ------------------------------------------------------------------------------------4-40
When Replacing the Copyboard Glass ----------------------------------------------4-41
Removing the ADF Reading Glass -------------------------------------------4-42
When Replacing the ADF Reading Glass -------------------------------------------4-43
Removing the ADF Unit ---------------------------------------------------------4-43
Procedure ------------------------------------------------------------------------------------4-43
Removing the Reader Unit -----------------------------------------------------4-44
Preparation ----------------------------------------------------------------------------------4-44
Procedure ------------------------------------------------------------------------------------4-44
Removing the Reader Controller PCB ---------------------------------------4-46
Preparation ----------------------------------------------------------------------------------4-46
Procedure ------------------------------------------------------------------------------------4-46
Removing the CIS Unit ----------------------------------------------------------4-47
Preparation ----------------------------------------------------------------------------------4-47
Procedure ------------------------------------------------------------------------------------4-47
When Replacing the CIS Unit ----------------------------------------------------------4-48
Removing the ADF Upper Cover Unit ---------------------------------------4-48
Procedure ------------------------------------------------------------------------------------4-48
Removing the ADF Separation Pad ------------------------------------------4-50
Procedure ------------------------------------------------------------------------------------4-50
Removing the ADF Pickup Roller Unit ---------------------------------------4-51
Preparation ----------------------------------------------------------------------------------4-51
Procedure ------------------------------------------------------------------------------------4-51
Removing the ADF Pickup Tray -----------------------------------------------4-52
Procedure ------------------------------------------------------------------------------------4-52
Removing the ADF Pickup Unit -----------------------------------------------4-53
Preparation ----------------------------------------------------------------------------------4-53
Procedure ------------------------------------------------------------------------------------4-53
Controller System ----------------------------------------------------------- 4-57
Location -----------------------------------------------------------------------------4-57
Removing the DC Controller PCB --------------------------------------------4-57
Preparation before Replacement ------------------------------------------------------4-57
Preparation ----------------------------------------------------------------------------------4-57
Procedure ------------------------------------------------------------------------------------4-57
After Replacement/RAM Clearing -----------------------------------------------------4-58
Removing the Main Controller PCB ------------------------------------------4-58
Preparation before Replacement ------------------------------------------------------4-58
Preparation ----------------------------------------------------------------------------------4-58
Procedure ------------------------------------------------------------------------------------4-58