Toshiba Estudio 230 Manual

June 2004 © TOSHIBA TECe-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING
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8) Solid copy
 Fig. 5-8
Defective area Step Check items Prescription
Exposure lamp and  
inverter 1 Does the exposure lamp light? Check if the connecto
r contacts with 
the exposure lamp terminal.
Replace the defective inverter.
Scanner 2 Is there any foreign matter on the  light path? Remove it.
Bedewed scanner and 
drum 3 Is the scanner or drum bedewed? Clean the mirrors, 
lens and drum.
Keep the power cord plugged in...

e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTINGJune 2004 © TOSHIBA TEC
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9) White banding (in the feeding direction)
 Fig. 5-9
Defective area Step Check items Prescription
Laser optical unit 1 Is there a foreign matter or sta in on 
the slit glass? Remove the foreign matter or stain.
Main charger grid 2 Is there a foreign matter or dew  on 
the charger grid? Remove the foreign matter.
Transfer charger wire 3 Is there any foreign matter o r stain on 
the transfer charger wire? Clean the transfer...

June 2004 © TOSHIBA TECe-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING
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10)White banding (at right angle with the feeding d irection)
 Fig. 5-10
Defective area Step Check items Prescription
Main charger 1 Is there a foreign matter on the  charger? Remove the foreign matter.
2 Is the connector in proper contact  with the terminal? Clean or adjust the terminal.
Drum 3 Is there any abnormality on the drum  surface? Replace the drum.
Discharge LED 4 Does the discharge LED light nor- mally? Replace...

e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTINGJune 2004 © TOSHIBA TEC
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11)Skew (inclined image)
 Fig. 5-11
Defective area Step Check items Prescription
Drawers 
LCF 1 Is the drawer or LCF properly 
installed? Install the drawer or LCF properly.
2 Is there too much paper in the drawer  or LCF? Reduce paper to 550 sheets or less. 
(2500 sheets or less/stack for LCF)
3 Is the corner of the paper folded? Change the direc tion of the paper 
and set it again.
4 Are the side guides of the drawer or...

June 2004 © TOSHIBA TECe-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING
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12)Black banding (in the feeding direction)
 Fig. 5-12
Defective area Step Check items Prescription
Scanner 1 Is there a foreign matter on the light  path? Clean the slit, lens and mirrors.
Shading correction plate 2 Is there dust or stains on  part of the 
original glass where the shading cor- 
rection plate is placed. Clean the plate.
Main charger 3 Is there a foreign matter on the main  charger grid? Remove the foreign...

e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTINGJune 2004 © TOSHIBA TEC
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13)Black banding (at right angle with the feeding d irection)
 Fig. 5-13
Defective area Step Check items Prescription
Main charger 1 Is the needle electrode dirty or  deformed? Clean or replace the needle elec- 
trode.
Fuser unit 2 Are the fuser roller, separation finger  for fuser roller and thermistor dirty? Clean them.
3 Has the cleaning roller, pressure  roller, fuser roller and separation fin-
ger for fuser roller...

June 2004 © TOSHIBA TECe-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING
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14)White spots
 Fig. 5-14
Defective area Step Check items Prescription
Developer unit,  
Toner cartridge 1 Is the toner density in the developer 
material appropriate? Check and correct the auto-toner 
sensor and toner supply operation.
Check if the amount of the toner is  
sufficient in the toner cartridge.
2 Is the doctor-sleeve gap proper? Adjust the doctor- sleeve gap.
Developer material, Toner,  
Drum 3 Using the...

e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTINGJune 2004 © TOSHIBA TEC
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15)Poor image transfer
 Fig. 5-15
Defective area Step Check items Prescription
Paper 1 Is the paper in the drawer or LCF/ PFP curled? Reinsert the paper with the reverse  
side up or change the paper.
2 Is the paper in the drawer or LCF  damp? Avoid storing paper in damp place.
3 Is the paper type corresponding to its  mode? Select the proper mode.
4 Using the recommended paper? Use the recommended pa per.
Transfer charger 5...

June 2004 © TOSHIBA TECe-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTING
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16)Uneven image density
 Fig. 5-16
Defective area Step Check items Prescription
Main charger 1 Is the main charger dirty? Clean or rep lace the needle elec-
trode and main charger grid.
Transfer charger 2 Is the transfer charger dirty? Clea n the transfer charger.
3 Is the transfer charger wire dirty? Clean the trans fer charger wire.
Laser optical unit 4 Is there any foreign matter or s tain on 
the slit glass? Remove the...

e-STUDIO200L/202L/230/232/280/282 TROUBLESHOOTINGJune 2004 © TOSHIBA TEC
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17)Faded image (low density, abnormal gray balance)
 Fig. 5-17
Defective area Step Check items Prescription
Toner empty 1 Is “ADD TONER” symbol lit? Replace the to ner cartridge.
Auto-toner circuit 2 Is there enough toner in the car -
tridge? Check the performance of the auto- 
toner circuit.
3 Is the toner density in the developer  material too low?
Toner motor 4 Is the toner motor working normally? Che ck the toner motor...