e-STUDIO2555C/3055C/3555C/4555C/5055C
© 2012-2013 TOSHIBA TEC CORPORATION All rights reserved
SETTING / ADJUSTMENT
6 - 4
6.1.3
Performing Image Quality Control
(1)
When unpacking
Prior to image dimensional adjustment, perform the “Forced performing of image quality closed-
loop control (05-2742)” procedure.
(2)
When any of the following parts is replaced, be sure to perform the “Forced performing of image
quality closed-loop control (05-2742)” procedure.
•
Photoconductive drum
•
Developer material
•
LED head
•
LED gap spacer
•
Transfer belt
•
1st transfer roller
•
Drum cleaning blade
•
Needle electrode
•
Main charger grid
•
Image position aligning sensor (Front)
•
Image position aligning sensor (Rear)/Image quality sensor
Notes:
When performing “Automatic gamma adjustment” in addition, “Forced performing of image
quality closed-loop control (05-2742)” should be done first.
(3)
When performing “Automatic gamma adjustment” in cases no parts written above are replaced,
do the “Forced performing of image quality closed-loop control (05-2742)” procedure before
“Automatic gamma adjustment”.
Code
Item to be adjusted
Contents
2742
Forced performing of
image quality closed-
loop control
<Procedure>
1. While pressing [0] and [5] simultaneously, turn the power ON.
→
Adjustment Mode
2. Key in [2742] and press the [START] button.
3. “WAIT” is displayed.
4. When the adjustment finishes normally, the equipment returns
to the initial state of Adjustment Mode.
When an error occurs
<When “Waste toner box replacement” is displayed>
Basic Manual "[E] Waste toner box replacement"
1. Replace the waste toner box with a new one and close the
front cover.
2. Key in [4833] (Recovery from toner empty/waste toner full).
3. Check that “WAIT” is displayed.
<When toner empty is displayed>
Basic Manual "[C] No toner in the cartridge"
1. Replace the empty toner cartridge with a new one and close
the front cover.
2. Key in [4833] (Recovery from toner empty/waste toner full).
3. Check that “WAIT” is displayed.
<Other abnormalities>
Take the appropriate action described in Troubleshooting.
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