Rev. A Troubleshooting 4-17
TM-U950/U950P Technical Manual
Line spacing irregular
during use of slip paper,
or printing is all on the
same line.
Slip paper problem A Check whether slip
paper corresponds to
specifications.
Use slip paper that
corresponds to
specifications.
No paper rolls are
inserted.
A Check whether receipt
paper/journal paper is
inserted.
Insert receipt paper or
journal paper.
Line spacing irregular
during use of slip paper,
or printing is all on the
same line.
Pressure balance of
roller-slip paper hold is
not correct.
A Check the right/left
balance of the roller-slip
paper hold
Adjust as described in
the Adjustment Section
of Chapter 5.
Roller slip paper feed
and roller-slip paper hold
are defective or
contaminated.
A Check surface of roller-
slip paper feed and
roller-slip paper hold for
wear or foreign matter.
Replace or clean roller-
slip paper feed assembly
and roller-slip paper hold
assembly.
Wear or damage on J/S
changeover gear,
paper feed
deceleration gear, or
gear of roller-sub slip
paper feed assembly
A Check gear wheels for
wear and damage.
Replace gear wheels as
required.
J paper feed motor
drive signal failure
B Check J paper feed
motor drive signal.
Repair drive signal
circuit.
Motor-paper feed-J is
defective.
B Above six checks have
been passed.
Replace motor-paper
feed-J.
Table 4-3. Printer Mechanism Problems (continued)
Problem Probable Level Checkpoint Action
CONFIDENTIAL
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