Brother HL-2400C - Page 155

V-34
45-3 DBV TUNE UP
This mode shall be used when the image optical density needs to be adjusted.
Adjustment of the developer bias voltage against the reference value 0 (zero) in the
range -4 and +4.
Note: Do not perform this mode frequently.
Description of Procedures LCD Message
1) Press the Continue button after selecting
Screen (a) “NVM TUNE UP”.(a)
→
(b)
2) After selecting DBV TUNE UP Code 3, press
the Continue button. (b)
→
(c)
3) After selecting the color to be adjusted, press
the Continue button. (Ex. Magenta).
(c)
→
(d)
4) The adjustment value can be adjusted in 8
steps between -4 and +4.
After selecting a given number, press the
Continue button. (d)
5) Press the Font button to finish the adjustment
work for Magenta. (d)
→
(e)
Repeat steps 3 to 5 for each color.
6) Press the Font button to finish the DBV
adjustment work. (e)
→
(f)
39 FACTORY MODE
NVM TUNE UP
45 NVM TUNE UP
45 DBV TUNE UP
Y/M/C/K
a)
b)
c)
d)
e)
No.=<123456789>
45 MAGENTA [ ]
-<432101234>+
f)
45 DBV TUNE UP
Y/M/C/K
45 NVM TUNE UP
No.=<123456789>