Toshiba e-STUDIO2008A Service Manual page 385

6. SETTING / ADJUSTMENT
6.1 Adjustment Order
This chapter mainly explains the procedures for image related adjustment. When replacing
components which have other specified instructions for adjustment, those specified instructions are to
be obeyed in priority. In the following diagram, the solid lines with arrow lead to essential adjustments,
while the dotted lines lead to adjustments to be performed if necessary.
Developer material
Item to be adjusted
6.2 Adjustment of the auto-toner sensor
Order
1
6.3.2
6.3.3
2
Printer
3
related
4
adjustment
5
6
7
6.3.4
8 Scanner
related
adjustment
9
10
11
12
13
14
Item to be adjusted
6.4.1 Automatic gamma adjustment
END
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Parts to be replaced
Photoconductive drum
Transfer roller
Main charger grid
Code in 05 Adjustment Mode
6.3 Image dimensional adjustment
Items
Paper alignment at the registration roller .
[A] Reproduction ratio of primary scanning direction
[B] Primary scanning data laser writing start position
[C] Reproduction ratio of secondary scanning direction
[D] Secondary scanning data laser writing start position
[E] Primary scanning data laser writing start position at
duplexing
[A] Image distortion
[B]
Reproduction ratio adjustment of the primary
scanning direction
[C]
Image position adjustment of the primary scanning
direction
[D]
Reproduction ratio adjustment of the secondary
scanning direction
[E]
Image position adjustment of the secondary
scanning direction
[F] Top margin
[G]
Right margin
[H] Bottom margin
Code in 05 Adjustment Mode
Adjust the image quality if necessary.
Fig.6-1
6 - 1
Laser optical unit
Drum cleaning blade
2000
Code in 05 Adjustment Mode
4100, 4101, 4103, 4104,
4105, 4106, 4107,4108,
4109, 4110, 4111, 4115,
4116, 4117, 4118, 4119,
4120
4058, 4059, 4060,
4061, 4062, 4063
7165
( Chapter 6.3, 6.4, 6.5, 6.6, 6.7 )
e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A
4001
4006
4009
4019
3033
4000
3030
3032
3031
4050
4052
4053
SETTING / ADJUSTMENT
6