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Oki B721dn Maintenance Manual

Oki B721dn
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45393301TH Rev.1
8 /
Oki Data CONFIDENTIAL
1.REPLACEMENT OF PARTS
1.2.2 Photo sensor
 
(1) Remove the Frame.Assy-Hop
See 1.2.1
(2) Remove the E-ring
and remove the Hopping Clutch
.
(3) Remove the three screws (silver,No:42920406)
and remove the Plate-Assy-
Motor
.
(4) Remove the two screws (silver,No:42920406)
and remove the Motor
.
(5) Remove the Gear-Z21-56
and Gear-Hopping
and Bearing-Metal
.
(6) Remove the Hopping roller
and Pickup roller
.
(7) Remove the two E-ring
and pin
and Gear-Feed
.
(8) Remove the Bearing-Metal
and Bush
and remove the shaft
.
(9) Remove the Frame-Assy-Pickup
.(Pay attention to spring to lose)
(10) Remove the screw (Black,No:42932708)
and remove the Plate-Hopping
.
(11) Remove the claw and remove the photo sensor
󰼼
.(Four places)
(12) Remove the E-ring
󰽇
and remove the Regist Clutch
󰽈
.
Attention for assembling
 
Wiring the white cable of the photo sensor to the mark ”W”of Guide-Hop.
 ・
When assembling the regist Clutch, same position the notch of the clutch and
bulge of the Plate-Motor.
 ・
Wiring the cable of the Hopping clutch(Black cable) to the mark ”BK”of Plate-Motor.
When assembling the Hopping Clutch, same position the notch of the clutch and
bulge of the Plate-Motor.
 ・
When assembling the Motor, four emboss put into hole of Plate-Motor.The direction
of the Motor Cable should ”
”mark of Plate-Motor.
To check the three claws and two claws of
󰽉
is hold by
.
×3
×2
spring

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Oki B721dn Specifications

General IconGeneral
BrandOki
ModelB721dn
CategoryPrinter
LanguageEnglish

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