Konica Minolta 0902, Service Manual

Page: 77 / 302

Chapter 3 Troubleshooting
3-23
References for response method
•
See "2.5.1 Insertion Unit (Page 2-11)" for the position of the insertion detection sensor 1, the
insertion detection sensor 2, and the back plate drop detection sensor.
•
See "2.5.8 Framework (Page 2-19)" for the position of the MDU.
•
See "5.3.7 Replacing the Insertion Slot Detection Sensors (LLB) (Page 5-27)" and "5.3.7 Replacing
the Insertion Slot Detection Sensors (LLB) (Page 5-27)" for the procedure to replace the insertion
detection sensor 1, the insertion detection sensor 2, and the back plate drop detection sensor.
•
See "5.3.6 Replacing the Back Plate Drop Detection Sensor (Page 5-26)" for the procedure to
replace the back plate drop detection sensor.
•
See "5.10.2 Replacing the MDU (Page 5-116)" for the procedure to replace the MDU.
•
See "6.6 Adjustment of Pressing Amount (Page 6-15)" for the confirmation and adjustment method
of the pressing amount of the push plate unit.
06503 06518 06533 Cassette back plate drop
detection
Back plate drop detection sensor
was OFF (drop detected) after
the insertion slot detection
sensor went ON during the eject.
When the back plate is off
1. Check the cassette.
•
Are there any clicks when lock
unit is pushed?
•
Is the manufacturing date of the
cassette correct? (You can not
use the ones before April 2004.)
2. If there was no problem with the
cassette, check the operation of the
equipment and determine the reason
that it could not lock and respond
accordingly.
(Confirm the pressing amount of the
push plate unit too)
When the back plate is not off
Confirm following and replace the faulty parts.
•
Roller on the insertion slot
(if it is not deformed)
•
Back plate drop detection sensor
•
Sensor wire: JP37 ~ MCN1 (MDU)
•
MDU
06504 06519 06534 Insertion slot detection
sensor error (when ejecting
cassette 2)
Insertion slot detection sensor 1
and insertion slot detection
sensor 2 were both OFF when
ejecting the cassette.
Confirm following and replace the faulty parts.
•
Insert slot detection sensor 1
•
Sensor wire (LLB2):
JP32 ~ MCN1 (MDU)
•
Sensor wire (LPB2):
JP34 ~ MCN1 (MDU)
•
Insert slot detection sensor 2
•
Sensor wire (LLB1):
JP31 ~ MCN1 (MDU)
•
Sensor wire (LPB1):
JP33 ~ MCN1 (MDU)
•
MDU
Error code Description of the error Response
(References to replacement methods are
listed at the end of the table.)
S E I