User's Manual

14 Operator’s Manual ZM-520PA/521PA/530PA/531PA
CAUTION
Only use Nihon Kohden specified
electrodes and electrode leads. When
other type of electrodes or electrode
leads are used, the “CHECK
ELECTRODES” message may be
displayed and ECG monitoring may
stop.
CAUTION
When the “CHECK ELECTRODES”
message is displayed on the receiving
monitor, ECG is not monitored properly
and the ECG alarm does not function.
Check the electrode, electrode leads,
and if necessary, replace with new
ones.
CAUTION
Hold the connector of the electrode
lead when connecting/disconnecting
the electrode lead. If you disconnect
the electrode lead by pulling the lead, it
damages the electrode lead.