8White belts or streaks in the vertical direction

Are the LED lens dirty?

 

Yes

Clean the LED lens.

 

 

 

 

 

No

Is the contact plate of the transfer roller contacted with the Power Supply Unit

 

 

(High Voltage) properly?

(See Figure 6-6.)

 

No

Make the contact plate contact with the Power Supply Unit (High Voltage)

 

 

 

properly.

 

Yes

Replace the transfer roller. (See 3.3.36.)

 

 

 

 

• Has the trouble been removed?

 

 

YES

END

 

 

 

 

 

No

Is the LED head installed properly? (Check connector HEAD1 (14p), HEAD2

 

 

 

 

(12p) on the Main board and PC connector

 

 

 

 

on the LED head.)

 

No

Install the LED head properly.

Yes

Replace the LED head.

 

 

 

 

 

 

• Has the trouble been removed?

 

 

YES

END

 

 

 

 

Note: After replacing the LED head, set the printer in the engine mainte-

 

 

 

nance mode by turning the power on while pressing the FORM FEED

 

 

 

and ENTER keys. Set the LED head drive time.

 

 

 

(Refer to Section 4.2.)

Yes

Replace the image drum cartridge.

 

 

 

 

• Has the trouble been removed?

 

 

YES

END

 

Note: After replacing the image drum cartridge, set the printer in the user maintenance mode by turning the power on while pressing the MENU key. Reset the drum counter. (Refer to User’s Manual.)

Replace the Main board or Power Supply Unit (High Voltage).

• No

40930701TH DRAFT Vesion

161 /

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Image 142
Oki 24DX White belts or streaks in the vertical direction, 161, Yes Replace the LED head Has the trouble been removed?