Ricoh J-P2 Service Manual page 124

PROCESS CONTROL ERROR CONDITIONS
No. Result
Toner supply
error
8
Failure
9
NOTE: When the machine detects new development units, it automatically starts
developer initialization. If an error other than Error 8 occurs, developer
initialization is automatically resumed by opening and closing the front door
or turning the main switch off and on.
Description
During toner fill-up 1. Check if the toner cartridge is properly set.
mode, Vt does not
2. Check if the amount of toner left in the toner cartridge
reach the target
value.
3. Check if toner is coagulated. (If yes, shake the toner
4. Check if the connectors of the following parts are
5. Check if the toner supply tube is bent, caught, or
Vt cannot be 1. Shielding tape is not
adjusted within 3.0
± 0.1V.
2. Development unit is
SC370 - 373 will
be displayed.
Turning the main
switch off and on
clears this SC
code.
3. TD sensor defective.
Possible Causes
is insufficient.
cartridge well.)
properly set, and/or replace the parts.
Toner attraction pump / Air Pump / Valves
damaged.
removed.
not firmly installed,
causing poor
connection of the TD
sensor connector.
4-2
17 January, 2003
Action
1. Remove the shielding tape
to supply developer to the
unit.
2. Reinstall the development
unit.
3. Replace the development
unit.