Brother International 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 LCD Message 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. (b) → (c) 3) After selecting the color to be adjusted, press the Continue button. (Ex. Yellow). (c) → (d) 39 FACTORY MODE a) NVM TUNE UP 45 NVM TUNE UP b) No.= 4) The adjustment value can be adjusted in 8 45 LP TUNE UP steps between the -4 and +4. c) Y/M/C/K After selecting the required number press the Continue button. (d) 45 YELLOW [O] d) 5) Press the Font button to finish the adjustment -+ for yellow. (d) → (e) Repeat steps 3 to 5 if adjustment work is required for another color. 6) Press the Font button to finish the adjustments. (e) → (f) 45 LP TUNE UP e) Y/M/C/K 45 NVM TUNE UP f) No.= V-32