Unipulse M252A Operation Manual page 5

Caution on installation
● Do not install in the following environments.
- Locations exposed to direct sunlight.
- Where the temperature/humidity exceeds the range of the specifications.
- Places containing large quantities of salt or iron powder.
- Where the main body is directly affected by vibrations or shocks.
● Take adequate shielding measures when using at the following locations.
- Near a power line.
- Where a strong electric field or magnetic field is formed.
- Where static electricity, relay noise or the like is generated.
Caution on wiring
● For sensors, external inputs/outputs and options, use shielded cables.
Caution during startup and maintenance
● For turning on/off the power, be sure to keep intervals of 5 seconds or more.
Caution during use
● Do not open the front cover with the power on when replacing the ribbon cassette, etc.
The printer may start sudden movement, and you may injure yourself.
● Do not drop foreign objects such as screws inside the printer. If an object is dropped,
immediately turn off the power, and completely remove the foreign object before using
the printer.
● Do not touch the print head immediately after printing because the print head is hot.
● Never print without paper or a ribbon cassette. Also, do not print out of the paper width.
● Be sure to use a specified ribbon cassette. Use of an unspecified one will cause a
failure.
● After replacing the ribbon cassette, check that the ink ribbon is not slack. If slack, turn
the knob in the direction of the arrow to remove the slack before operation.
● Use paper appropriate to the specifications.
Caution during disposal
● If you dispose of the product, handle it as industrial waste.
IV
CAUTION