Oki MC770 series Maintenance Manual - page 97

45376001TH  Rev.1 

96 /

Oki  Data  CONFIDENTIAL

4.  Component replacement

4.2.33

　Guide-Retard / Roller / Motor / Clutch / Solenoid/

              Photo-sensor

(1)  Pull and remove Guide-Cable-ADF ① .

(2)  Remove the E-type retaining ring ② and remove the clutch ③ .

(3)  Remove the three screws (black, No:42932706) ④ and remove the plate-motor-

ADF ⑤ .

(4)  Remove the two screws (silver, No:42920406) ⑥ and remove the motor-pulse-

belt ⑦ from ⑤ .

(5)  Remove the E-type retaining ring ⑧ and remove the clutch ⑨ .

(6)  Open the Cover-Assy-Top-ADF ⑩ ,and warp around a post to Arrow A to 

remove Cover-Assy-Top-ADF ⑩ .

(7)  Disconnect a cable, and warp around post to Arrow B to remove the Guide-

Retard-A ⑪ .

(8)  Remove the Guide Separator Hop ⑫ .

(9)  Remove the three screws (black, No:42932706) ⑬ and Plate-Drive ⑭ .

(10) Remove the Feed roller ⑮ .

(11) Remove two screws(silver, No:42920406) ⑯ and remove the solenoid ⑰ .

(12) Warp around post to Arrow C to remove Guide-B ⑱ .

(13)Warp around post to Arrow E to remove Guide-Separator ⑲ .

(14)Disconnect all cables and warp around post to Arrow D to remove the Guide-

Assy-C ⑳ and remove  .

(15)Warp around post to Arrow F to remove the Guide-Assy-D  and remove the 

photo-sensor  .

(16)Warp around post to Arrow G to remove the Guide-Retard and the Guide-Exit-

Lower  and remove photo-sensor  .

⑩

⑪

Arrow A

⑦

⑰

⑨

③

⑧

㉔

㉕

㉒

㉑

㉓

⑲

⑳

⑱

①

③

⑥

⑥

②

④

⑬

×3

⑭

⑮

④

⑤

⑯

Arrow B

Arrow D

Arrow E

Arrow C

⑫