Oki B721 Maintenance Manual

45487001TH Rev.1
2-13 /
Oki Data CONFIDENTIAL
2. Installation
Turningoffthepower
(1) Holddownthepowerswitchforabout1second.
 Themessage“Shuttingdown/Pleasewait.Printerwillturnoffautomatically.”
appearsintheoperatorpanel,andthepowerswitchindicatorblinksevery1
second.Thentheprinterturnsoffautomaticallyandthepowerswitchindicatorgoes
out.
Note! • Itmaytakeabout5minutesfortheprintertoshutitselfoff.Waituntilitturns
off.
 • Holdingdown the power switch formore than 5 seconds turns off printer
forcibly.Onlyperformthisprocedurewhenaproblemoccurs.
WhenthePrinterisNotUsedforaLongTime
Whentheprinterisnotusedforalongtimeduetoconsecutiveholidaysorwhenonvacation,
orwhenchangingorattachingpartsinrepairormaintenance,unplugtheACcable.
Note! Theprinterwillnotbefunctionallyimpairedevenifleftunpluggedforalong
time(morethan4weeks).
Power switch

Oki B721 Specifications

General

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