KIP 7170K, Service Manual

Page: 511 / 865

K134sm7e1 7-9
Cause Checking
order
Checking Result Treatment
Toner Sensor
(TLS1)
3 Confirm that the Toner Sensor is not
buried in the toner.
Then check the status of Toner Sensor in
the Input/Output Mode of the Service
Mode.
Signal Code :
00107 TONER-S (Toner Sensor)
Is the status “H” when the Toner Sensor
is covered with the toner?
And is it “L” when the sensor is not
covered?
No Replace the Toner Sensor.
Yes Replace the PW13420 PCB.
7. 1. 1.13 The door opened during the print
Cause Checking
order
Checking Result Treatment
Mis-feed of paper 1 Is there a paper anywhere in the
machine?
Yes Open the Exit Cover and the
Engine Unit, and then
remove the paper.
(Cut the paper manually if it
has not been cut yet.)
Switch (MS5) 2 Check the status of the following signal in
Input Check of the Service Mode.
Signal Code :
00009 DOOROPEN (Roll Deck Open)
Is the status “L” when the Roll Deck is
closed?
And is it “H” when the Roll Deck is
opened?
No 1. Check if there is any
problem with the wire
connected to the Switch
(MS5).
2. Replace the Switch
(MS5) if there is no
problem with the wire.
Fuse 3 Does the fuse (F2) have a proper
conductivity?
No Replace the fuse (F2).
7. 1. 1.14 Abnormal variation in cut length
Cause Checking
order
Checking Result Treatment
Sensor (PH12)
with encoder
1 Check the status of the following signal in
Input Check of the Service Mode.
Signal Code :
00109
RENC-S
(FEED_ENC)
(Feed Encoder)
Is the status changed “H” and “L”
alternately when rotating the encoder by
hand?
No 1. Check if there is any
problem with the wire
connected to the Sensor
(PH12).
2. Replace the Sensor
(PH12) if there is no
problem with the wire.
2 Does the encoder rotate smoothly when
feeding media by Feed Knob?
No Replace the shaft or bracket
that supports the encoder.
7. 1. 1.15 Stacker Communication Error
Cause Checking
order
Checking Result Treatment
Receiving PCB
(PW5490)
Transmission PCB
(PW5491)
1 Does the externally reflected light get into
the Receiving PCB / the Transmission
PCB?
Yes Block the light getting into
the Receiving PCB / the
Transmission PCB.
No Replace the Receiving PCB
/ the Transmission PCB.