Brother HL-7050 Series, Руководство по обслуживанию

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CHAPTER 5 PERIODIC MAINTENANCE
5-6
2. PERIODICAL REPLACEMENT PARTS
Periodical replacement parts are the parts to be replaced periodically to maintain product
quality. These parts would affect the product quality greatly if they lost their function even if
they do not appear to be damaged or there is no change in their appearance.)
The periodical replacement parts listed below should be replaced at the service center
referring to the service life. For the procedures to replace these parts, refer to CHAPTER 4
“DISASSEMBLY AND RE-ASSEMBLY”.
Parts Name Part No. Qty
Service life
(Number of prints)
Replacement
Procedure
Fixing Unit (115V) LJ1343001 1 200,000 pages See below.
Fixing Unit (230V) LJ1487001 1 200,000 pages
Paper Feeding Kit
(Separation Pad ASSY
and Paper Feed Roller
ASSY)
LJ0977001 1 100,000 pages See 3.3 ‘PaperTray’ in
CHAPTER 4 for
Separation Pad ASSY
and
3.26 ‘Paper Feed’
in CHAPTER 4 for
Paper Feed Roller
ASSY.
Laser Unit
(Scanner Unit) LJ1443001 1 200,000 pages See 3.12 ‘Laser Unit’ in
CHAPTER 4 .
NOTE:
The above table shows only estimated values. They are subject to change without prior notice.
Fixing unit can be replaced by the following steps.
1) Remove the FU Protection cover.(Fig.4.19)
2) Loosen the two shoulder screws securing the Back cover ASSY.(Fig.4.30) Remove the
Back cover ASSY. (Fig.4.30)
3) Replace the Fixing Unit. Refer to the section 3.10 in CHAPTER 4.