3
Troubleshooting
37
S84-ex/S86-ex Service Manual
Category
Symptom
Cause
Remedy
Maintenance
Defective
One side of the
print is lighter
than the other
NO
Is the
data input
correct?
YES
Input
data again
NO
Is the
sensor level
correct?
Adjust the I-mark/
Gap sensor level
Deviation of the
print start
position (Vertical
direction)
Adjust the head
pressure balance
Replace the
platen roller
Clean the
print head
NO
Is the
print head
clean?
YES
NO
Is the
head pressure
balance OK?
YES
NO
Is the
platen roller
clean?
Clean the
platen roller
YES
Replace the
platen roller
YES
NO
Is the
timing belt
tension
OK?
YES
Adjust the timing
belt tension
Replace the
timing belt
Refer to
Adjusting
the Head Pressure
Balance
in the
operator manual
Refer to
Replacing the
Platen Roller,
Pressure Roller
and Feed Roller
Refer to
Adjusting
the Media Sensors
in the operator
manual
Refer to
Adjusting the
Timing Belt
Tension (Gearbox)
Refer to
Refer to
Replacing the
Platen Roller,
Pressure Roller
and Feed Roller
Summary of Contents for S84 ex
Page 1: ...Service Manual For printer model ...
Page 6: ...Table of Contents 4 S84 ex S86 ex Service Manual This page is intentionally left blank ...
Page 104: ...5 Replacement 102 S84 ex S86 ex Service Manual This page is intentionally left blank ...
Page 123: ...7 Appendix 121 S84 ex S86 ex Service Manual This page is intentionally left blank ...