Brother HL-2400C Service Manual page 153

45-1 LP TUNE UP
This mode should be used when optical density, line thickness and/or color reproduction
needs to be adjusted. The adjustment is made by changing the laser power against the
reference value 0 (zero) in the range -4 to +4.
Note: Do not perform this mode frequently.
Description of Procedures
1) Press the Continue button after selecting
Screen (a) "NVM TUNE UP".(a) → (b)
2) After selecting LP TUNE UP Code 1, press
the Continue button.
3) After selecting the color to be adjusted, press
the Continue button. (Ex. Yellow).
4) The adjustment value can be adjusted in 8
steps between the -4 and +4.
After selecting the required number press the
Continue button.
5) Press the Font button to finish the adjustment
for yellow.
Repeat steps 3 to 5 if adjustment work is
required for another color.
6) Press the Font button to finish the
adjustments.
a)
(b) → (c)
b)
(c) → (d)
c)
(d)
d)
(d) → (e)
e)
(e) → (f)
f)
V-32
LCD Message
39 FACTORY MODE
NVM TUNE UP
45 NVM TUNE UP
No.=<123456789>
45 LP TUNE UP
Y/M/C/K
45 YELLOW [O]
-<432101234>+
45 LP TUNE UP
Y/M/C/K
45 NVM TUNE UP
No.=<123456789>