Self Diagnosis - Panasonic DP-3510 Service Manual

11.1.7.4. Self Diagnosis

The CPU (Q1) on the machine's Finisher Controller PCB or on the Saddle Stitch Controller PCB is equipped
with a self diagnosis function. This function runs a check at programmed times and sends an error code to
the copier upon detection of any detected abnormalities.
11.1.7.4.1. Finisher Unit
Error
Code
E7-40 • Communication Error
E7-25 • Height Sensor (PS1)
E7-26 • Back-up RAM
E7-21 • Delivery Motor (M2)
• Delivery Motor Clock Sensor (PI10)
E7-22 • Alignment Motor (M3)
• Alignment Plate Home Position Sensor
E7-23 • Staple Motor (M6)
• Staple Home Position Detection Switch
(MS7)
E7-24 • Stapler Shift Motor (M4)
• Stapler Shift Home Position Sensor
(PI7)
Ver. 5.2
Error Type
DP-3510/3520/3530/4510/4520/4530/6010/6020/6030
• Communications with the saddle stitch unit is
disrupted.
• Communications is not possible between the height
sensor and the Finisher Controller PCB. Or, there is
a fault in communication data.
• Communications between the sensor and the
Finisher Controller is not possible for a specific
period of time.
• The sensor is identified as being disconnected at
power-ON.
• Sensor adjustment using a DIP switch has a fault.
• There is a fault in the checksum value of the
Finisher Controller PCB at power-ON.
• There is a fault in the checksum value of the punch
driver PCB at power-ON.
• A specific number of clock pulses have not been
obtained from the delivery motor clock sensor at the
beginning of operation.
• Clock pulses in numbers equivalent to a feed length
of 200 mm are not obtained while paper is being fed.
• The alignment plate does not leave the alignment
home position sensor even after the alignment
motor has operated for 2 sec.
• The alignment plate does not return to the alignment
plate home position sensor even after the alignment
motor has operated for 2 sec.
• The stapler does not leave the stapling home
position even after the stapler motor has operated
for 0.5 sec.
• The stapler does not return to the stapling home
position even after the stapler motor has operated
for 0.5 sec.
• The stapler shift home position sensor does not turn
OFF even after the stapler shift motor has operated
for 4 sec.
• The stapler shift home position cannot be detected
even after the stapler shift motor has operated for 4
sec.
663
Description
JAN 2006