Toshiba e-STUDIO4500c Service Manual page 385

April, 2007
Code Error
21-23 Auto density out of range (over
or lower)
31-33 Amount of skew calculated in
the coverage pattern abnormal.
41-43 Intersecting lines of the grid
pattern.
51-53 The settings of sensor lights 1,
2, 3 are abnormal.
60 Communication err.
SPECIAL PROCEDURES
Problem
ITB misaligned
Image density too light, uneven.
Connector loose.
Connector dirty.
Harness defective.
Other
ITB misaligned
SP2153 023 set to 1 (OFF).
Large amount of K skew.
Image density too light, uneven.
ITB misaligned
Image density too light.
Dirty, abnormal images.
ITB misaligned
SP2153 023 set to 1 (OFF).
The settings of sensor lights 1, 2, 3 are different from
the default setting, which is 2050.
Dirty, abnormal images.
Connector loose.
Connector dirty.
Harness defective.
Other
Communication err
4-7
07/04
Recovery
Reinstall ITB.
Output a coverage pattern with SP2109 002 Pattern
1. Check the images.
Check the ID sensor and its connection.
Reinstall ITB.
Set SP2153 023 to 0 (ON).
Print a trim pattern with SP2109 002 Patten 10.
Output a coverage pattern with SP2109 002 Pattern
1. Check the images.
Reinstall ITB.
Output a coverage pattern with SP2109 002 Pattern
1. Check the images.
Output Pattern 1, 18, or 20 with SP2109 002 and
check the images.
Reinstall ITB.
Set SP2153 023 to 0 (ON).
Set SP2153 020~022 to 2050 (default) and check the
image.
Output Pattern 1, 18, or 20 with SP2109 002 and
check the images.
Check the ID sensor and its connection.
Turn off and turn on the main switch.