June 2004 © TOSHIBA TEC e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING5 - 109516)Uneven image densityFig. 5-16Defective area Step Check items PrescriptionMain charger 1 Is the main charger dirty? Clean or replace the needle elec-trode and main charger grid.Transfer charger 2 Is the transfer charger dirty? Clean the transfer charger.3 Is the transfer charger wire dirty? Clean the transfer charger wire.Laser optical unit 4 Is there any foreign matter or stain onthe slit glass?Remove the foreign matter or stain.Discharge LED 5 Are the connectors of discharge LEDharness securely connected?Reconnect the harness securely.6 Is the discharge LED dirty? Clean the discharge LED.7 Is any of the discharge LEDs off? Replace the discharge LED.Developer unit 8 Is the magnetic brush in proper con-tact with the drum?Adjust the doctor-sleeve gap.9 Is the developer sleeve pressuriza-tion mechanism working?Check the mechanism.10 Is the developer material transportednormally?Remove foreign matters if there isany.Scanner section 11 Is the platen cover or RADF opened? Close the platen cover or RADF.12 Are the original glass (especially theposition of shading correction plate),mirror and lens dirty?Clean them.Feeding direction