Oki B721 Maintenance Manual

45487001TH Rev.1
3-4 /
Oki Data CONFIDENTIAL
3. Component replacement
3.2 Method of component replacement
This section describes the procedure for replacing the parts and assemblies shown in the
disassembly diagram.
3.2.1 Transfer roller
(1) Open the front cover while pulling the front cover open lever.
(3) Remove the ID unit
①
.
Note! Cover the removed ID unit with paper so that it will not be exposed to light.
(2) Open the top cover.
①
①
②
Front cover
Front cover open lever
To p cover
(4) Remove the transfer roller
②
by lifting up its left side.
Note! Operating carefully, not to touch transfer roller
②
surface.

Oki B721 Specifications

General

Print Technology	LED
Resolution	1200 x 1200 dpi
Processor	533 MHz
Memory	256 MB
Connectivity	USB, Ethernet
Duplex Printing	Standard