Warm Up Time; Print Contrast; Charge Roll; Gap Adjust - Konica Minolta Bizhub 4700P Service Manual

Warm up time

This setting controls the Warm up time.
To adjust this setting:
1. From the Diagnostics menu, navigate to:
EP Setup >Warm up time
2. Press [OK] to save any changes.

Print Contrast

This setting controls the developer voltage offset.
To adjust this setting:
1. From the Diagnostics menu, navigate to:
EP Setup >Print Contrast
2. Press [OK] to save any changes.

Charge Roll

This setting controls the charge roll voltage.
To adjust this setting:
1. From the Diagnostics menu, navigate to:
EP Setup >Charge Roll
2. Press [OK] to save any changes.

Gap Adjust

The setting adjusts the minimum gap between sheets. Increasing this value may reduce curl of some
printed media and eliminate some output bin stacking problems. However, increasing this value also
results in slower overall performance, measured in pages per minute.
The range of values is 0 to 255, and the default value is 0.
To adjust this setting:
1. From the Diagnostics menu, navigate to:
EP Setup >Gap Adjust
2. Press [OK] to save any changes.

Auto Dark Adj

When activated, this setting attempts to optimize the amount of toner used when printing with a specific
operating point.
Each time this setting executes, the printer performs the following:

Calibrates its toner density sensor

Measures the reflectivity of its bare drum
bizhub 4700P/bizhub 4000P Service Manual
- 157 -