Ricoh Aficio 480W Dolphin-C2 Service Manual page 145

ADJUSTMENTS 28 April 2005
If black or white lines are clearly visible (see the diagram below), the LPH joints are
out of adjustment.
At LPH1, LPH2 [A] too many LEDs are switched off and the result is a white line. At
LPH2, LPH3 [B], too many LEDs are switched on, and the result is a black line.
B188R903.WMF
3-64