Hitachi HT-4139-28 Maintenance Manual page 3

１ Preface················································································································································
１．１ Maintenance Contents···············································································································
２ Parts and Functions·····························································································································
２．１ Parts ··········································································································································
２．２ LEDs·········································································································································
２．３ Mechanical Section···················································································································
２．４ Control Section ·························································································································
２．５ Block Diagram··························································································································
３ Routine Maintenance··························································································································
３．１ Maintenance Check List ···········································································································
３．２ Consumables·····························································································································
３．３ Cleaning the Scanner ················································································································
３．３．１ Cleaning the Lower Mirror (Front), the Cover Sheet (Front) ·········································
３．３．２ Cleaning the Lower Mirror (Back), and Cover Glass (Back) ·········································
３．３．３ Cleaning the Pick Roller, the Separator Roller, the Reverse Roller ·······························
３．３．４ Cleaning the Drive Roller ·······························································································
３．３．５ Cleaning the Pinch Roller ·······························································································
３．３．６ Cleaning the Imprinting Head Pin···················································································
３．３．７ Cleaning Platen ···············································································································
３．３．８ Cleaning the Photo Sensor ······························································································
３．３．９ Cleaning the Ultra Sonic Sensor ·····················································································
３．３．10 Cleaning the Hopper Guide ·····························································································
３．３．11 Cleaning the Scanner ASSY····························································································
４ Diagnostics ·········································································································································
４．１ Diagnostic Item for each Operation ··························································································
４．２ The diagnosis order when parts are exchanged·········································································
５ Off Line Operation ·····························································································································
５．１ Setting Switch ···························································································································
５．２ Operation Item··························································································································
５．３ Off Line Test·····························································································································
５．４ Inline Loop Test························································································································
HT-4139 Maintenance Manual
C o n t e n t s
REV0 10.02.15
H1 – 1
H1 – 1
H2 – 1
H2 – 1
H2 – 2
H2 – 3
H2 – 4
H2 – 5
H3 – 1
H3 – 1
H3 – 2
H3 – 4
H3 – 4
H3 – 5
H3 – 6
H3 – 7
H3 – 7
H3 – 7
H3 – 8
H3 – 8
H3 – 9
H3 – 9
H3 – 9
H4 – 1
H4 – 2
H4 – 3
H5 – 1
H5 – 1
H5 – 1
H5 – 2
H5 – 2