SHARP SP2045 Technical Report

Date: Oct. 7, 1996

COPIER : SF-7320

No. : SP-2045

PREVENTING MA IN PWB D AMAGE DUE T O CFM BREAK DOWN.

1.Model Name: SF-7320/7370

2.General: There have been cases in the marketplace, particularly in Southeast Asia, of the main

PWB (PWB) breaking down as a result of a CFM (exhaust fan motor) breakdown. For this reason, we are installing a fuse between the main PWB and the CFM to protect the PWB.

3.Description: We have established the fuse holder harness with the internalized fuse as service parts. Refer to the installation location and method indicated below:

➀ Remove the No. 1 pin of the connector (CNA) going to the main PWB. Insert that pin

into the fuse holder harness connector’s No. 1.

➁ Insert the fuse holder harness pin into No. 1 of the CNA removed in step 1.

Fuse holder harness

Insert into No.1 of main PWB and CNA

Insert CNA’s No.1 pin

CN-A Installation position of fuse holder harness.

Main PWB

Fuse holder harness

Main harness

SHARP CORPORATION Reprography Division

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Green

Ref.

Model

No.

SF-7320 SF-7370

1. Interchangeable. 4. Not interchangeable.

2. C urr e nt t y pe c a n be u s ed i n p la ce of new t ype . New ty pe cann ot be us ed i n place of curr ent type .

3. C urre nt ty pe cann ot be used i n place of new ty pe. New t y pe c a n be u sed in p la c e of c u rr en t ty p e.

Parts marked with “ ” is important for maintaining the safety of the set. Be sure to replace these parts with

specified ones for maintaining the safety and performance of the set.

name

Version P/G No.

All — — DHAI-2741FCZZ AU

Current parts New parts

Parts code Parts code

5. Interchangeable if replaced with same types of relate d parts in use .

6. Others .

Price

rank

Parts name

Fuse holder harness

Effec-

tive

time

—6

∗ Established as service parts only.

Inter-

change-

ability

Note

∗

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