Seiko 420 Printer User Manual


 
Important Safety Instructions
The following symbols are used in this User Guide.
WARNING. Warning statements are used to indicate actions
that may result in risk of severe personal injury or loss of life.
CAUTION. Caution statements are used to indicate actions
that may result in damage to the printer or other property, or
may result in risk of minor personal injury.
Warning
1 Use only the AC adapter provided with this printer, or an AC adapter that has been
approved by Seiko Instruments for use with this printer. Use of an incorrect AC adapter
may cause risk of overheating or fire.
2 Do not bend or place a heavy object on the power cord as it could damage the cord
and result in risk of electric shock or fire. Do not use the power cord if damaged or
frayed.
3 The thermal print head may become quite hot after printing. Be careful when changing
labels and cleaning the thermal head.
Caution
1 Never insert objects of any kind into this printer as they may touch dangerous voltage
points or short out parts, and may result in a risk of fire or electric shock. Never spill liquid
of any kind on the printer.
2 This printer contains no user-serviceable parts. Do not attempt to service the printer
yourself as this can expose you to dangerous voltage points or other risks. Repair service
should be performed by a trained technician.
3 Do not use this printer near water or in extreme humidity.
4 Be sure to hold only the connector end of the power cord or interface cable when
disconnecting. Repeated pulling on the cable could damage the cable.