Utax DP 700, Service Manual, Page: 11 / 81

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CONTENTS
1-1 Specifications
1-1-1 Specifications..........................................................................................................................................1-1-1
1-1-2 Parts names............................................................................................................................................1-1-2
1-1-3 Machine cross section ............................................................................................................................1-1-3
1-2 Installation
1-2-1 Installation environment ..........................................................................................................................1-2-1
1-2-2 Unpacking ...............................................................................................................................................1-2-2
(1) Unpacking .........................................................................................................................................1-2-2
(2) Remove the tapes and pad ...............................................................................................................1-2-3
1-3 Maintenance Mode
1-3-1 Maintenance mode .................................................................................................................................1-3-1
(1) Executing a maintenance item ..........................................................................................................1-3-1
(2) Maintenance mode item list...............................................................................................................1-3-2
(3) Contents of maintenance mode items...............................................................................................1-3-3
1-4 Troubleshooting
1-4-1 Original misfeed detection ......................................................................................................................1-4-1
(1) Original misfeed indication ................................................................................................................1-4-1
(2) Original misfeed detection conditions................................................................................................1-4-1
(3) Paper misfeeds .................................................................................................................................1-4-3
1-4-2 Self-diagnosis .........................................................................................................................................1-4-4
(1) Self-diagnostic function .....................................................................................................................1-4-4
(2) Self diagnostic codes ........................................................................................................................1-4-4
1-4-3 Electric problems ....................................................................................................................................1-4-6
1-4-4 Mechanical problems ..............................................................................................................................1-4-6
1-5 Assembly and Disassembly
1-5-1 Precautions for assembly and disassembly............................................................................................1-5-1
(1) Precautions .......................................................................................................................................1-5-1
1-5-2 Assembly and disassembly.....................................................................................................................1-5-2
(1) Detaching and refitting the DP original feed belt and DP forwarding pulley......................................1-5-2
(2) Detaching and refitting the DP separation pulley ..............................................................................1-5-4
(3) Detaching and refitting the CIS .........................................................................................................1-5-5
2-1 Mechanical construction
2-1-1 Mechanical construction .........................................................................................................................2-1-1
2-2 Electrical Parts Layout
2-2-1 Electrical parts layout..............................................................................................................................2-2-1
(1) PWBs ................................................................................................................................................2-2-1
(2) Switches and sensors .......................................................................................................................2-2-2
(3) Others................................................................................................................................................2-2-3
2-3 Operation of the PWBs
2-3-1 DP main PWB .........................................................................................................................................2-3-1
2-3-2 DP drive relay PWB ................................................................................................................................2-3-7
2-3-3 CIS relay PWB ......................................................................................................................................2-3-13
2-4 Appendixes
List of maintenance parts........................................................................................................................2-4-1
Periodic maintenance procedures ..........................................................................................................2-4-2
Wiring diagram........................................................................................................................................2-4-5