Code 45-3 Dbv Tune Up - Ricoh G157 Service Manual

SERVICE MODE MENU

Code 45-3 DBV TUNE UP

This mode can be used when image density needs to be adjusted. This adjusts the
development bias voltage in the range between –7 and +7 of the reference value
(0).
1. Use the "Scroll" key and "Select" key to select "NVM
TUNE UP/NVR" in "FACTORY MODE". Then, select
" DBV TUNE UP" in "NVM TUNE UP/NVR".
2. Press the "Select" key after selecting "DBV TUNE
UP" (no.3).
3. Press the "Select" key after selecting the color to be
adjusted.
4. Press the "Select" key after selecting a given
number.
NOTE: The value can be adjusted within 14 steps
between –7 and +7.
5. Press the "Clear" key to return to the "DBV TUNE
UP" mode.
6. Press the "Clear" key one more time to return to the
"NVM TUNE UP" mode.
7. Press the "Clear" key one more time to return to
"FACTORY MODE".
G157 5-14
39 FACTORY MODE
NVM TUNE UP/NVR
45 DBV TUNE UP
12 456789ABCDEFG
45 LP TUNE UP 0
Y /M /C /K
45 YELLOW
– < 7654321 1 > +
45 DBV TUNE UP 0
Y /M /C /K
45 LP TUNE UP
23456789ABCDEFG
39 FACTORY MODE
MARGIN ADJUST/L
0
SM