Toshiba e-STUDIO4500c Service Manual page 393

April, 2007
4.2.3 SP3812 001 (DevSetup Execute) ERRORS
After SP3812 001 executes normally, you should see four 1s:
1111
Reading from left to right, each "1" indicates the status of the PCUs: K, M, C, Y.
If you see any number other than a "1", this indicates an error.
SP3812 001 Error Codes
Code Error
2 Execution
Interrupted
3
Vt Abnormal
4 Did Not Execute
8 Toner Supply
Abnormal
9 Vtcnt Abnormal
Problem
Door was opened, or
another color returned
an error. Execution halts
at the first error
encountered or if the
front door is opened
during execution.
The reading of Vt (TD
sensor output) is less
than 5 V.
SP Default
At the end of the toner
filling cycle, the toner
end sensor detected no
toner.
Vtref (control reference
voltage) could not be
adjusted to within 0.2 V
of Vt (TD sensor output).
4-15
SPECIAL PROCEDURES
Recovery
Check the preceding error codes. Never
open the front door during execution.
Check the operation panel for a developer
set error (SC336~SC339). Check the
PCUs and confirm that all the film seals
have been removed to release the
developer from the developer cartridge.
Displayed when you open this SP code.
No action is necessary.
Check the toner supply unit.
This is a TD sensor adjustment error
(SC372~sC375). Execute SP3801 again
for the PCU that returned the error. If this
does not recover operation, check the
following:
Film seal not removed from a new
developer pack
TD harness sensor disconnected, loose
or defective
TD sensor defective
Harness between TD sensor and
drawer disconnected, defective