Minolta Di551 Service Manual page 515

ELECTRIC PARTS LIST
Warning
Classification
Code
Image con- E46-25
trol abnor-
mality
E46-26
E46-27
E46-29
E46-30
E46-31
E46-32
E46-33
E46-34
E46-35
F46-40
F46-41
F46-42
Cause
AOC/AGC error
• The light blocking cover and lens
cover are removed from the
scanner section.
• The A/D converter board connec-
tor is disconnected.
• The power cable of A/D converter
board is disconnected.
• The IC protector on the A/D con-
verter board is blown out.
• The exposure lamp intensity is
excessive.
• The exposure lamp does not light.
Correction data saved on a resolu-
tion basis is not found.
The density correction γ curve cannot
be generated properly.
Calibration start error.
Calibration end error
An attempt was made to perform
APC initial sampling before comple-
tion of MPC.
An attempt was made to perform
MPC during APC.
An attempt was made to perform
sub-scan beam correction before
completion of APC or MPC.
An attempt was made to perform
sub-scan beam interval correction
although the image write clock was
abnormal.
Dual page memory area error
Due to the image area abnormality
on the memory, image is not decom-
pressed on the memory.
Hard disk initialization abnormality
Hard disk failure, or poor connection
of connectors
Job information could not be stored
on the hard disk.
A route could not be opened during
hard disk job automatic deletion.
Machine response
If copy operation is
being performed, the
machine stops after
paper ejection.
RL1 (main) is turned
OFF.
Error code is not dis-
played on the opera-
tion panel. It is
displayed only in data
collection.
If copy operation is
being performed, the
machine stops after
paper ejection.
RL1 (main) is turned
OFF.
The machine stops
immediately and RL1
(main) turns OFF.
4-46
Estimated
abnormal parts
ADB (A/D conversion board)
L1 (exposure lamp)
ICB (image control board)
ICB (image control board)
ICB program
ICB (image control board)
ICB program
HDD (hard disk drive)