When The Main Switch Is Turned On; The Message Requesting Covers To Be Closed Is Displayed When The Front Cover, Paper Conveying Cover And Optional Drawer Left Cover Are Closed; Others - Kyocera Mita KM-1810 Service Manual

2A1/2
Problem
(21) Defective ST feed switch*.
A paper jam in the
paper feed, paper
conveying or fixing
Defective eject switch.
section is indicated
when the main
switch is turned on.
Defective DF timing
switch.
(22) Poor contact in the
The message connector terminals of
requesting covers to safety switch or ST safety
be closed is switch*.
displayed when the
Defective safety switch or
front cover, paper
ST safety switch*.
conveying cover
and optional drawer
left cover* are
closed.
(23) Wiring is broken, shorted

Others.

or makes poor contact.
Noise.
*: Optional.
1-5-26
Causes
With 5 V DC present at CN5-9 on the main PCB, check if CN5-2
on the main PCB remains low when the ST feed switch* is
turned on and off. If it does, replace the ST feed switch*.
With 5 V DC present at CN11-6 on the main PCB, check if
CN11-5 on the main PCB remains low when the eject switch is
turned on and off. If it does, replace the eject switch.
With 5 V DC present at CN11-11 on the main PCB, check if
CN11-10 on the main PCB remains low when the DF timing
switch is turned on and off. If it does, replace the DF timing
switch.
Reinsert the connector. Also check for continuity within the
connector cable. If none, remedy or replace the cable.
Check for continuity across the contacts of each switch. If there
is no continuity when the switch is on, replace it.
Check for continuity. If none, repair.
Locate the source of noise and remove.
Check procedures/corrective measures