Ricoh D104 Field Service Manual page 667

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• Full Color mode/ Normal speed: SP2-757-001

Full Color mode/ Low speed: SP2-757-003

- If the current Paper Type setting is one of the following, change it to Special Paper 4.

• Thick Paper 1, Thick Paper 2, Thick Paper 3

Select Special Paper 4, then adjust the settings of the following SP modes:

• B/W mode: SP2-783-001

• Full Color mode: SP2-787-001

Changing the PTR current for each paper type can solve the grainy image for the 2nd side of paper.

Action Procedure

1. Increase the PTR current for the 2nd side of paper in steps of 2 A until +6 A from the default value.

• B/W mode/ Normal speed: SP2-403-002

• B/W mode/ Low speed: SP2-403-004

• Full Color mode/ Normal speed: SP2-407-002

• Full Color mode/ Low speed: SP2-407-004

2. If the grainy images get worse, decrease the PTR current in steps of 2 A until -6 A from the default

3. If the grainy images only occur when using a specific type of paper, set the Paper Type setting to one

of the Special Paper settings as follows.

- If the current Paper Type setting is one of the following, change it to Special Paper 1.

• Plain Paper 1, Plain Paper 2, Middle Thick, Thin Paper, Coated Paper: Gloss

Select Special Paper 1, then adjust the settings of the following SP modes:

• B/W mode/ Normal speed: SP2-753-002

• B/W mode/ Low speed: SP2-753-004

• Full Color mode/ Normal speed: SP2-757-002

Full Color mode/ Low speed: SP2-757-004