Malfunction; Detection Timing By Malfunction Code - Minolta Di350 Service Manual

FrameMaker Ver.5.5E(PC) Di350 TROUBLESHOOTING
98.12.09

MALFUNCTION

4
The copier CPU has a function that self-diagnoses the copier conditions. On detection of a
malfunction, the corresponding code representing a particular malfunction name, location,
and details as listed below is displayed on the Touch Panel together with a Tech. Rep. call
message.
• Perform the following steps to reset the malfunction.
Malfunction Resetting Procedure
• Turn OFF, then ON the Power Switch or open and close the Side Cover for all malfunc-
tions except fusing-related ones (C05
• Use "Trouble Reset" of the "Initial" screen to reset all malfunctions including fusing-
related ones (C05
4-1.

Detection Timing by Malfunction Code

Code Description
C0000 Main Motor M2 malfunc-
tion
C0010 I/C Motor M1 malfunction The Lock signal remains HIGH for a continuous 1-sec.
C0045 Fusing Cooling Fan
Motor M3 malfunction
C004C Ozone Fan Motor M8
malfunction
C004E Power Unit Cooling Fan
Motor M4
C0070 Main Hopper Toner
Replenishing Motor M6
malfunction
C0050 Warming-up failure
C0510 Abnormally low fusing
temperature
C0520 Abnormally high fusing
temperature
).
The Lock signal remains HIGH for a continuous 1-sec.
period or more while M2 remains energized.
period or more while M1 remains energized.
The Lock signal remains HIGH or LOW for a continuous
1-sec. period or more while M3 remains energized.
The Lock signal remains HIGH or LOW for a continuous
1-sec. period or more while M8 remains energized.
The Lock signal (analog input voltage) remains 0.4V or
less for a continuous 0.5-sec. period or more while M4
remains energized.
• Toner Bottle Home Position Sensor PC10 remains
blocked (L) for a continuous 2-sec. period or more
while M6 remains energized.
• PC10 remains unblocked (H) for a continuous 6-sec.
period or more while M6 remains energized.
The temperature of the Fusing Rollers do not reach the
required level even after the lapse of a given period of
time during a warming-up cycle.
• From room temperature to 100°C: Within 65 sec.
• From 100°C to 140°C: Within 25 sec.
• From 140°C to 170°C: Within 20 sec.
• From 170°C to the completion of warming-up: Within
22 sec.
• The fusing temperature remains 130°C or less for a
continuous 0.1-sec. period or more during the
standby state or printing.
• The fusing temperature remains 105°C or less for a
continuous 2-min. period or more during the low-tem-
perature standby state.
The fusing temperature remains 230°C or more for a
continuous 0.1-sec. period or more.
T-27
).
Detection Timing