User's Manual

Operator’s Manual ZM-520PA/521PA/530PA/531PA 39
Three Electrodes
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Electrode Position
Symbol Lead Color
AHA IEC AHA IEC
Left infraclavicular
fossa
LA L %ODFN Yellow
Right infraclavicular
fossa
RA R White Red
Below lowest rib
on the left anterior
axillary line
LL F Red *UHHQ
• Lead MI, which is similar to standard
lead I
Change F/LL and L/LA of lead MII.
R/RA
(−)
L/LA
(N)
F/LL
(+)
• Lead MIII, which is similar to standard
lead III
Change R/RA and L/LA of lead MII.
L/LA
(N)
R/RA
(−)
F/LL
(+)
If the electrode positions above are not available due to chest surgery, attach the electrodes to the
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L/LA
(N)
R/RA
(−)
F/LL
(+)