Brother HL-3450CN Service Manual page 159

CHAPTER 5 CONTROL PANEL OPERATION
45-1
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.
1) Press the Reprint button after selecting
Screen (a) "NVM TUNE UP". (a)
2) After selecting LP TUNE UP Code 1, press
the Reprint button.
3) After selecting the color to be adjusted, press
the Reprint 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
Reprint button.
5) Press the - button to finish the adjustment for
yellow.
Repeat steps 3 to 5 if adjustment work is
required for another color.
6) Press the - button to finish the adjustments.
LP TUNE UP
Description of Procedures
(b)
(c)
(d)
(d)
(e)
o
39 FACTORY MODE
(b)
a)
o
(c)
45 NVM TUNE UP
b)
No.=<123456789>
o
(d)
45 LP TUNE UP
c)
45 YELLOW
d)
-<432101234>+
o
(e)
45 LP TUNE UP
e)
o
(f)
45 NVM TUNE UP
f)
No.=<123456789>
5-34
LCD Message
NVM TUNE UP
Y/M/C/K
[O]
Y/M/C/K