Ricoh J-P2 Service Manual page 226

PRINTER ENGINE SERVICE MODE
3
(Class 1, 2, and 3)
920 3 Prints
4 Mode Set
5 Forced
6 Auto Tnr Ref
(Auto Toner Refresh)
Mode No.
*BCU Specifies how often refresh mode is done.
*BCU Enables/disables refresh mode.
*BCU Performs a toner refresh during the OPC refresh
Function / [ Setting ]
When the total number of prints since the last
refresh mode exceeds the number specified in this
SP mode, refresh mode is done before the job
end process control self-check.
[ 10 to 2550 / 200 / 10 prints/step ]
[ 0 to 2 / 2 / 1/step ] Alphanumeric
0: Disabled
1: Done at power on and toner end recovery
2: Done at power on, toner end recovery, and
after the specified number of prints.
NOTE: Refresh mode is done during the toner end
recovery self-check after a new toner
cartridge is installed.
Executes a forced refresh mode.
Use this mode when the image is smeared. It
takes about 1 minute.
Also use after replacing the components of the
transfer unit (see section 3).
mode by changing the development bias from 50V
to 400V.
[ 0 or 1 / 1 / - ]
0: Disabled
1: Enabled
Enable this SP mode when dirty background
and/or firefly spots appear intermittently on prints
with a low image area ratio.
While making prints with a low image area ratio,
developer is agitated with less toner supplied. This
may cause the toner-carrier attraction force to
increase or toner to coagulate.
This sometimes causes firefly spots or dirty
background when a large amount of toner is
supplied.
NOTE: When enabling this SP mode, the following
SP modes should be changed.
SP3-906-001 Job End Process Control Self-check
200 (Default) -> 100
SP3-920-003 OPC Refresh Mode / Prints
200 (Default) -> 100
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17 January, 2003