Minolta DI450, Service Manual, Page: 225 / 271

T-34
C0BC0
Paper folding mechanism
malfunction
See the relevant option service manual.
C0BC1
C0BC2
C0BC3
C0BF0 Control system malfunc-
tion
C0D50 Duplex Horizontal Trans-
port Motor malfunction
C0E00 Main Erase Lamp’s fail-
ure to turn ON
• The Main Erase Lamp Malfunction signal remains
LOW for a continuous 1-sec. period while the Main
Erase Lamp remains OFF.
• The Main Erase Lamp Malfunction signal remains
HIGH for a continuous 1-sec. period while the Main
Erase Lamp remains ON.
C0F24 AIDC Sensor contamina-
tion correction failure
The output voltage from the AIDC Sensor Board does
not fall within the range of 0.9V to 1.1V even after the
contamination correction and variation adjustment
have been made.
C0F32 ATDC Sensor malfunc-
tion
• The output voltage from the ATDC Sensor remains
0.2V or less, or 4.5V or more, for a continuous 3-
sec. period after the Developing Unit Drive Motor
has been energized.
• The output voltage from the ATDC Sensor does not
fall within the range of 2.45V to 2.55V during an F8
operation.
C0F33 Abnormally low T/C as
detected by ATDC Sen-
sor
A T/C of 2.5% or less (ATDC Sensor output being
2.86V or more) is detected.
C10XX
C11XX
C12XX Memory Board failure
C12CX Hard Disk Drive failure
C1300 Polygon Motor malfunc-
tion • No Lock signals are detected for the period of 5 to
20 sec. after the motor has started turning after the
Power Switch was turned ON.
• No Lock signals are detected for the period of 5 to
20 sec. after the motor has started turning at full
speed after the Start key was pressed.
• The Lock signal remains HIGH for a continuous
period of 3 sec. or more while the motor is running
at steady speed.
C1326 ARMS interface failure No answer is received within 1.5 sec. to a report trans-
mitted by the engine.
C1330 VD signal error A LOW VD signal is not detected even after the lapse
of 60 sec. after an IDREQ signal has been output.
Code Description Detection Timing