HL-1850/1870N SERVICE MANUAL
5-5
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) LJ7005001 1 80,000 pages
Fixing Unit (230V) LJ7006001 1 80,000 pages
See subsection
3.12 in CHAPTER
4.
Paper Feeding Kit
(Pad holder ZLh ASSY /
Paper pick-up roller ASSY)
LJ5927001 1 50,000 pages
See subsection
3.3 and 3.13 in
CHAPTER 4.
Laser Unit H LJ7004001 1 200,000 pages
See subsection
3.11 in CHAPTER
4.
NOTE:
The above table shows only estimated values. They are subject to change without prior
notice.
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