Olivetti d-Color MF 4003 Service Manual Download

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d-Color MF4003/MF3303

I SERVICE MODE > 5. Machine

I-5

5. Machine

5.1 Fusing Temperature

• To adjust individually the temperature of the heating roller for each type of paper, thereby coping with varying fusing performance under

changing environmental conditions.

• When fusing performance is poor, or wax streak or offset occurs when the type of paper is changed or environmental conditions change.
• Use when the curling of the paper due to the paper type or environmental change occurred, or when the paper jam, as well as stapling or

folding position error occurred due to the curling of the paper.

• By setting the temperature higher (+), gloss of print can be improved.
• By setting the temperature lower (-), exit roller mark can be reduced.

Setting item

Setting range

Default setting

Plain paper

- 20 °C to +10 °C (step: 5 °C)

0 °C

Plain paper+

Thick paper

Thick 1

Thick 1+

Thick 2

Thick 2+

Post.

Enve.

Recycled

Glossy Paper 1

Glossy Paper 1+

Glossy Paper 2

Labels

Letterhead

Select a setting item.

Enter the new setting from the [+] / [-] key.

• If fusing performance is poor, increase the setting.
• If wax streaks occur, decrease the setting.
• If offset is poor, decrease the setting.
• If curling of the paper occurs, decrease the setting.

Touch [END].

Return to the basic screen.

Output two or three test patterns and check to see whether the image has any problem.

Make the adjustment for each type of paper.

5.2 Fusing Transport Speed

• To adjust the speed of the fusing motor so as to match the fusing speed with transport speed.
• Brush effect or blurred image is evident as a result of changes in environmental conditions or degraded durability.

Setting item

Supported paper

Setting range

Default setting

Full speed paper type

Plain paper, Plain paper+, Recycled paper, Letterhead

-2.0 to +2.0
(Step: 1)

Half speed paper type

Thick 1, Thick 1+, Thick 2, Thick 2+, Postcard, Envelope, Glossy Paper
1, Glossy Paper 1+, Glossy Paper 2, Labels

Select a processing speed for the mode where a brush effect or a blurred image occurred.

Enter the new setting from the 10-key pad.

• If brush effect is evident, vary the setting value and check for image.
• If a blurred image occurs, decrease the setting.

Touch [END].

Return to the basic screen.

Check the print image for any image problem.

5.3 Printer Area

5.3.1 Leading Edge Adjustment

• To vary the print start position in the sub scan direction for each of different paper types. (to adjust the timing starting from the roller

connection up to start of transfer output).

• Although the adjustment is made on the manual bypass tray, the adjusted values are reflected to each paper tray.
• The PH unit has been replaced.
• The print image deviates in the sub scan direction.
• A faint image occurs on the leading edge of the image.
• This setting can be made independently for each paper type.

Olivetti d-Color MF 4003, Service Manual

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