Chapter 6. Service Precaution - Sharp XE-A101 Service Manual

CHAPTER 6. SERVICE PRECAUTION

1. PRINTER
Since there are no service parts for this model printer, only the printer
unit is supplied. Therefore, the printer component parts are not sup-
plied and no service document is issued.
For troubleshooting of the printer, refer to the table below:
Printer life: 300 thousand lines (XE-A101: M-31)
Ink roll life: 1 million characters
Phenomena
•
The printer motor is locked and the
buzzer sounds intermittently.
•
The printer does not work properly
•
Defective print (Lack on the upper/
lower or left/right side)
•
Thin print
•
Uneven pitch of print paper feed
Check point/possible cause
•
Check if the printer cable is disconnected.
•
Check if the printer life is reached.
•
Check if any foreign material is attached to the
printing type wheel or the gear section.
•
Check if the printing type is worn down.
•
Check if any foreign material is attached to the
printing type wheel.
•
Check if the ink roll life is reached.
•
Check if the ink roll is properly installed.
•
Check if the printing type wheel is worn down.
•
Check if the roll paper size is proper.
•
Check if a load is applied to the roll paper during
paper feeding. This may result from a foreign
materials attached to the roll paper.
Repair
•
Check and repair the printer cable.
•
Replace the printer.
•
Remove the foreign material. (After removing
the foreign material, set the mode switch to
"REG" and press "CL" key.)
•
Replace the printer.
•
Remove the foreign material. (After removing
the foreign material, set the mode switch to
"REG" and press "CL" key.)
•
Replace the ink roll.
•
Install the ink roll properly.
•
Replace the printer.
•
Use roll paper as specified below;
Paper width:
Outside diameter:
Inside diameter of paper tube: ϕ12mm or less
Paper thickness:
•
Remove any foreign material.
57.5 0.5mm
ϕ80mm or less
0.06~0.085mm