Nihon Kohden Corporation ZM-531PA Benutzerhandbuch

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Operator’s Manual  ZM-520PA/521PA/530PA/531PA

To use the transmitter in safe and optimum condition, perform maintenance check every six 
months.

The following units are necessary for some checking items.
•  AX-400G Vital Sign Simulator
• AX-300T SpO

2

 Checker

• Receiving monitor

Never disassemble or repair the transmitter. If there is any problem with the 
transmitter, contact your Nihon Kohden representative.

•  The measurement accuracy of the above units must be managed to perform accurate 

maintenance check.

•  For details on the operation of the above units, refer to the manuals provided with 

these units.

A maintenance check sheet is provided at the end of this section. Make a copy of this check sheet 
before performing maintenance check.

•  There is no damage or dirt on the outside of the transmitter.
•  The battery case cover is not damaged, the spring is firmly attached and the battery case cover 

can be closed firmly.

•  No keys are damaged.
•  No electrode leads are damaged.
•  There are no blood or chemicals on the transmitter.
•  The springs in the battery compartment are not damaged or detached.
•  Terminals in the battery case are not corroded.

•  The channel number label on the transmitter is not torn or removed.
•  The channel of the transmitter matches the label.
  The transmitter channel is displayed in the upper left corner of the screen. The channel number 

also appears on the startup screen.

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