Main Service Program Mode Tables
SM 5-27 B234/B235/B236/D101/D102/D103
Service
Tables
2902 Test Pattern
001 IPU Scanning Test Pattern
Prints the scan test patterns for the IPU chip. Prints 17 patterns for selection.
[0~17 / 0 / 1]
002 IPU Printing Test Pattern
Prints the print test pattern for the IPU chip. Presents 4 selections for selection.
[0~8 / 0 / 1]
003 Printing Test Pattern
Presents 42 selections for selection.
004 Select SBU Pattern
[0~4/0/1]
005 SBU Pattern Output Level
[0~1023/0/1]
2906 Vcont Manual Setting
Adjusts the TD sensor control voltage (Vcont) manually.
[4.0~24.0 / 9.7 / 0.1 V]
Change this value after replacing the development unit with another one that already
contains toner. For example, when using a development unit from another machine for
test purposes.(See SP2220.)
2909 Main Scan Magnification
001 Copy
Adjusts the magnification in the main scan direction for copy mode. (3-18)
[-2.0~+2.0 / 0 / 0.1%]
Use the “
•
/ *key to enter the minus ( –) before entering the value.
002 Printer
Adjusts the magnification in the main scan direction for printing mode. (3-18)
[-2.0~+2.0 / 0 / 0.1%]
Use the “
•
/ *key to enter the minus ( –) before entering the value.
2910 Writing Sub Scan Magnification
Fine adjusts the magnification in the sub scan direction. (3-18)
[-1.0~+1.0 / 0 / 0.1%]
Use the “• / *key to enter the minus ( –) before entering the value.
Note: Normally this SP adjustment is done at the factory. However, this SP may require
adjustment in the field after replacement of the polygon mirror motor or LD unit.
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