Ricoh FT7770 Service Manual page 539

3) Line or band appears at
the rear edge of the copy
(A3 or 11" x 17")
Set the toner shield glass properly.
4) Straight line(s) or band(s)
Do the lines move with the image when making reduced copies?
N
I
Start a copy cycle and stop it just before the paper
reaches the fusing unit. Then, check if the unused copy
has the same lines on it?
Y N
I
If the hot roller surface is scratched, clean, cor-
rect, or replace any parts scratching the surface?
o Metering blade
o Hot Roller Strippers
o Hot Roller Cleaning Blade
Note: If the hot roller strippers are badly toner
Is the drum scratched?
stained, check and readjust the fusing
temperature. Replace the hot roller. Check
silicone oil level.
13-15
30 April, '89