Table of Contents
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0
Notes Before Servicing ------------------------------------------------------0-2
Points to Note at Cleaning --------------------------------------------------0-2
1
Product Specifications -------------------------------------------------------1-2
Specifications ---------------------------------------------------------------------- 1-2
Names of Parts ----------------------------------------------------------------1-5
External View ----------------------------------------------------------------------- 1-5
Cross Section ----------------------------------------------------------------------- 1-6
2
Basic Construction ------------------------------------------------------------2-2
Overview ----------------------------------------------------------------------------- 2-2
Electrical Control Unit --------------------------------------------------------2-3
Overview ----------------------------------------------------------------------------- 2-3
Finisher Controller PCB ---------------------------------------------------------- 2-3
Saddle Stitcher Controller PCB ------------------------------------------------ 2-4
Stacking Unit -------------------------------------------------------------------2-5
Overview ----------------------------------------------------------------------------- 2-5
Tray Ascent/Descent Control---------------------------------------------------- 2-6
Auxiliary Tray Lift Control -------------------------------------------------------- 2-7
Tray Paper Surface Detection -------------------------------------------------- 2-8
Feeding Unit --------------------------------------------------------------------2-9
Overview ----------------------------------------------------------------------------- 2-9
Basic Sequence of Operations ------------------------------------------------ 2-11
Horizontal Registration Detection ---------------------------------------------2-12
Side Registration Correction Operation Shift Operation ----------------2-13
Buffer Operation -------------------------------------------------------------------2-15
Switching Over the Paper Path ------------------------------------------------2-16
Assist Roller Engage Operation -----------------------------------------------2-16
Contents
Intermediate Process Tray Assembly ---------------------------------- 2-17
Overview ----------------------------------------------------------------------------2-17
Basic Sequence of Operations ------------------------------------------------2-18
Stacking Operation ---------------------------------------------------------------2-19
Shift Operation ---------------------------------------------------------------------2-22
Stapling Operation ----------------------------------------------------------------2-23
Delivery Operation ----------------------------------------------------------------2-24
Neat Alignment Operation -----------------------------------------------------2-26
Saddle Stitcher Unit -------------------------------------------------------- 2-28
Overview ----------------------------------------------------------------------------2-28
Basic Sequence of Operations ------------------------------------------------2-29
Paper Feed Operation -----------------------------------------------------------2-30
Alignment Operation -------------------------------------------------------------2-32
Staple Operation ------------------------------------------------------------------2-33
Paper Folding/Delivery Operations ------------------------------------------2-34
Detecting Jams -------------------------------------------------------------- 2-37
Jam inspection in Finisher ------------------------------------------------------2-37
Stitcher area jam detection -----------------------------------------------------2-39
3
User Maintenance ------------------------------------------------------------3-2
User Maintenance ----------------------------------------------------------------- 3-2
Maintenance and Inspection -----------------------------------------------3-3
Periodically Replaced Parts ----------------------------------------------------- 3-3
Durables ------------------------------------------------------------------------------ 3-3
Periodical Servicing --------------------------------------------------------------- 3-4
4
List of Parts ---------------------------------------------------------------------4-2
List of External/Internal Covers ------------------------------------------------- 4-2
List of Main Unit -------------------------------------------------------------------- 4-3
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Table of Contents
