Toshiba e-Studio200, e-Studio250, e-Studio160 manual Replace registration roller

Check item	Criteria	Measures
Output built-in halftone	Perform following procedures from 2 and	—
pattern on A3/LD.	after.
(Code 109)
—	—	Clean rubber roller. Surface with alcohol
		or replace it with new one.
Check condition of	Does the roller surface lack in friction and	Replace registration roller.
registration rubber roller	is it slippery?
surface.
Check pattern.	Uneven pitch approx. 94 mm overall?	—
Check drum surface.	Is there damage?	Replace process unit or drum.
Check drum surface.	Is there any attached foreign matter?	Clean drum, replace process unit or drum.
Check pattern.	Uneven pitch approx. 2.4 mm overall?	Reinstall main drive gear assembly prop-
		erly.
Check pattern.	—	Replace drum drive gear.
Check pattern.	—	Replace drum drive gear.
Check pattern.	Uneven pitch approx. 0.3 mm overall?	Replace unit.

December 2002 TOSHIBA TEC 4 - 59 e-STUDIO160/200/250 TROUBLESHOOTING