Toshiba e-STUDIO2330C Service Manual page 1129

<Step 2 - TBU tilt angle adjustment>
1. Preparation
Hexagonal wrench for M3 (The longer part shall be 60 mm or shorter.)
2. Procedure
(1) Confirm that there is no abnormality in the
installation status of the equipment.
(2) Open the front cover and raise the TBU
using the TBU lifting lever.
(3) Remove the Yellow and Magenta EPUs, front
cover and transfer belt cleaner nozzle.
(4) Rotate the adjustment screw in 360 degrees
counterclockwise using the hexagonal
wrench.
(5) Install the Yellow and Magenta EPUs, front
cover and transfer belt cleaner nozzle.
(6) Lower the TBU using the TBU lifting lever
and close the front cover.
Notes:
1. Do not rotate the adjustment screw more than 3 rotations or other image defects may occur.
2. Be sure to rotate the adjustment screw while the TBU is being raised with the TBU lifting
lever.
3. If you become uncertain about the screw position during adjustment, return the screw to its
standard position.
4. If a faint image still occurs, return the screw to its standard position, and proceed to step 3 in
the table above.
© 2008, 2009 TOSHIBA TEC CORPORATION All rights reserved
Above the standard
position
Below the standard
position
Fig. 26-33
26 - 159
Fig. 26-32
Standard position
e-STUDIO2330C/2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
Adjustment screw
26