Oki 4M - Manual (Page 47)

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3.3.6 Top Cover Assy and Flat Cable Assy
(1) Dismount the upper cover assy. (See Section 3.3.4.)
(2) Dismount the LED head. (See Section 3.3.2.)
(3) Press the left clamp outward and dismount the engagement and top cover assy 1 . (Tension
spring 2 also comes off at the same time.)
(4) Disconnect connector CN6 and dismount flat cable assy 3 .
2
3
1
connector (CN6)