Toshiba e-STUDIO 4500c, Service Manual

Page: 393 / 1120

April, 2007 SPECIAL PROCEDURES
4-15
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 Problem Recovery
2 Execution
Interrupted 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. Check the preceding error codes. Never
open the front door during execution.
3 Vt Abnormal The reading of Vt (TD
sensor output) is less
than 5 V. 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.
4 Did Not Execute SP Default Displayed when you open this SP code.
No action is necessary.
8 Toner Supply
Abnormal At the end of the toner
filling cycle, the toner
end sensor detected no
toner. Check the toner supply unit.
9 Vtcnt Abnormal Vtref (control reference
voltage) could not be
adjusted to within 0.2 V
of Vt (TD sensor output). 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