Canon NP6218, FY8-13EX-000 service manual IV. Disassembly and Assembly, Scanner Drive Assembly

CHAPTER 3 EXPOSURE SYSTEM

IV. DISASSEMBLY AND ASSEMBLY

This section explains mechanical characteristics and describes how to disassemble/assemble the machine.

Be sure to observe the following whenever disassembling/assembling the machine:

1.! Disconnect the power plug before starting the work.

2.Unless otherwise shown, assemble the parts by reversing the steps given to disassemble them.

3.Identify each screw by type (length, diameter) and location.

4.A washer is used for one of the mounting screws on the rear cover to protect against static electricity; be sure to use the washer when assembling the part.

5.A washer is used for some mounting screws (for grounding wire, varistor) to ensure correct electrical continuity; be sure to use the washer when assembling the part.

6.As a rule, do not operate the machine while any of its parts are removed.

7.When sliding out the duplexing unit or the fixing assembly, be sure to turn off the front door switch or the power switch.

A. Scanner Drive Assembly

1. Detaching the Scanner Drive Motor

1)Remove the upper rear cover.

2)Disconnect the connector q of the motor, and remove the two screws w; then, detach the scanner drive motor e.

ew

w q

Figure 3-401

COPYRIGHT © 1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-9