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11. Monitor Speaker.
This is a speaker used for monitoring the line,
A switch for monitor control volume is mounted on the Telephone PCB
(M-4).
12. Ringer Buzzer
This is a buzzer for ringing.
A switch for ringer control volume is mounted on the Telephone PCB
(M-4).
13. Handset
This contains a microphone and a speaker.
5-2.
Trouble shooting for mechanical Parts
When trouble occurs, thoroughly confirm the cause of the trouble and carry out appropriate repair.
SYMPTOMS
CAUSE
COUNTERMEASURE
The document, even when
1. The platen roller is not rotating
1. Press the green release lever,
inserted, is not fed.
properly.
then insert the document again.
2. Dirt on the ADF roller.
2. Clean the ADF roller.
(roller 1)
(See page 8)
3. The sensor 1 is not adjusted
3. Adjust the level of the sensor 1.
properly or out of operation.
Confirm the operation of the
sensor 1.
(See page 12)
The documents
are fed overlapping.
Dirt on the rubber sheet.
Clean the rubber, sheet.
(More than one sheet are fed at a
(See page 24 Fig. 6-16)
time.)
The document is not fed straight,
1. The original guide is not adjusted
1. Adjust the original guide along by
along by the original.
the original.
2. Dirt on the platen roller.
2. Clean the platen roller.
(roller 2)
(See page 8)
3. Pressure for the Contact Image
3. Adjust the pressure repositioning
Sensor is not equal in the both
the Contact Image Sensor.
sides.
(See page 23)
When copying or transmitting
the
The exceeding part of the original
Clean the platen roller. (roller 2)
exceeding part of the original is
on the platen roller is dirty.
(See page 8)
printed as blurred black if less than
A4 or letter size of original is used.
When copying, white vertical line
1. There is dirt sticking to the
1. Clean the thermal head.
appears that is not on the original.
thermal head-
(See page 24)
2. The heating element of the
2. Replace the thermal head.
thermal head is broken.
(See page 24)
Although the recording paper is in
1. The recording paper sensor is
1. Adjust the level of the 1st Sensor.
the position, "CHECK PAPER
not adjusted properly or out of
(See page 12)
ROLL" is indicated on the LCD.
operation.
2. The recording paper is not
2. Place the recording
paper
placed in the proper position.
properly.
No cutting the recording paper.
The copy cut previously still remains
Remove the copy remained in the
in the cutter position.
cutter position, then confirm the
performance. (Still same situation,
replace the cutter.)
(See page 24)
When copying with High grade
The recording paper is placed
Place the recording paper without
thermal paper, the copy is shrank.
slackly.
slackness.
—15—
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Table of Contents
Troubleshooting
