Konica Minolta Magicolor 3300 Service Manual page 100

P2 "Blank Prints"
∆The entire image area is blank.
Initial check
Parts of different specifications, improper installation, damage, deformation, dirt, foreign substance
attached, etc.
∇ Major parts to be checked ∇
PHD ASSY, FUSER ASSY, BTR ASSY, ROS ASSY, PWBA MCU HBN, HOLDER TCRU ASSY
Item
Intercepted laser beam path
Check if foreign substance or dirt is present in the laser
1
beam path between ROS ASSY and Drum in PHD
ASSY
Faulty ROS ASSY
2
Is the image quality improved if ROS ASSY is replaced?
Faulty charging or developing
3
Is the image quality improved if PHD ASSY is replaced?
Faulty transfer
4
Is the image quality improved if BTR ASSY is replaced?
Faulty PWBA MCU HBN
5 Is the image quality improved if PWBA MCU HBN is
replaced?
1-100
Condition / initial check
Check Remedy
Remove foreign substance or dirt
Replace the ROS ASSY
Replace the PHD ASSY
Replace the BTR ASSY
Replace the PWBA MCU HBN