Ricoh D256 MP601SPF

Symptom

The toner spreads under the horizontal lines.

Solution 1

Change the paper type setting to thicker with the procedure below.

MP 501/601

1. Press the [User Tools] icon on the operation panel.
2. Press [Tray Paper Settings].
3. Press [Next].
4. Select the tray from [Tray Paper Size: Tray 1] to [Tray Paper Size: Tray 5] for which you want to change the paper type.
5. Change the paper type setting to thicker in [Paper Thickness].

SP 5300/5310

1. Press the [Menu] key on the control panel.
2. Select [Paper Input] -> Press [OK]
3. Select the tray from [Tray Paper Size: Tray 1] to [Tray Paper Size: Tray 5] for which you want to change the paper type -> Press [OK]
4. Change the paper type setting to thicker -> Press [OK]
   The setting is complete when specifying the following types of paper:
   Thin Paper, Plain Paper, Plain Paper 2, Middle Thick, Thick Paper 1, Thick Paper 2,
   Thick Paper 3, Special Paper 1, Special Paper 2, Special Paper 3
5. If you have selected [Recycled Paper], [Color Paper], [Letterhead], [Label Paper], [Envelope], or [Preprinted Paper] for the paper type, press [Escape].
6. Select [Maintenance] -> Press [OK]
7. Select [General Settings] -> Press [OK]
8. Select the paper thickness setting for the specified paper type -> Press [OK]
9. Select the tray where the specified type of paper is loaded -> Press [OK] If you selected [Letterhead Setting], [Label Paper Setting], or [Envelope Setting] in Step 8, you can specify the paper thickness for each tray separately. For other paper types, the specified paper thickness is applied to all trays.
10. Change the paper type setting to thicker -> Press [OK]

Solution 2

Enable the scattered toner prevention function with SP1-891-xxx (Scattering Control). Change the value of the tray which you want to adjust from "0" to "1".

SP No.	SP Name
SP1-891-001	Scattering Control: Main
SP1-891-002	Scattering Control: Option Tray 1
SP1-891-003	Scattering Control: Option Tray 2
SP1-891-004	Scattering Control: Option Tray 3
SP1-891-005	Scattering Control: Option Tray 4
SP1-891-006	Scattering Control: By-Pass Tray

Adjustment Range: 0 or 1 (0: Disable, 1: Enable)

Note
 MP 501/601: [User Tools] -> [Machine Features] -> [Scattered Toner Image Prevention]
 SP 5300/5310: [Menu] -> [Maintenance] -> [Quality Maintenance] -> [Scattered Toner Prevention]

Related information

When you change the paper type setting or enable the scattered toner prevention function, the transfer current, fusing temperature, and copy/print speed are changed. The following table shows the difference of those values (transfer current, fusing temperature, copy/print speed) for each paper type on the basis of "Plain Paper 2" when the paper type setting is changed or scattered toner prevention function is enabled. (Conditions: paper size: A4 LT, temperature: 23°C, humidity: 50%)