Canon DADF-J1 Service Manual page 4

INTRODUCTION
2 Outline of the Sevice Manual
This Service Manual contains basic information needed to service the DADF-J1in the
field, conducted for the purpose of maintaining its product quality and a specific level of
performance.
This Service Manual consists of the following chapters:
Chapter 1 General Description , shows the features and specifications of the machine,
as well as the names of parts and how to operate it.
Chapter 2 Operations and Timing , explains the mechanical and electrical systems of
the machine by function in relation to the principles of operation and timing
at which they are driven.
Chapter 3 Mechanical Systems , shows how to disassemble/assemble the machine
and make adjustments.
Chapter 4 Maintenance and Inspection , provides tables of periodically replaced
parts and consumables/durables and a scheduled servicing chart.
Chapter 5 Troubleshooting , contains troubleshooting tables and diagrams of electrical
parts, lists of VRs, LEDs, and check pins by PCB, and an outline of self-
diagnosis.
In addition, an appendix is added to offer a general timing chart, list of sig-
nals/abbreviations, general circuit diagrams, and PCB diagrams.
The machine comes with an Installation Procedure. Refer to the instructions in the book-
let when installing the machine.
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COPYRIGHT© 2001 CANON INC. CANON DADF-J1 REV.0 MAR. 2001