3-10 CASE Revision C
2060290-201
Applying Electrodes
NEHB Lead Electrode Placement
For acquisition of the NEHB leads electrodes A/A1 and B/A2 must be
applied in addition to the standard lead electrodes (C equals V4/C4).
Depending on the selected number of leads the leads are recorded as
follows (see section “Modifying the Lead Sequence” on page 12-7 or
“Modifying the Lead Sequence” on page 12-17).
AHA Label IEC Label Electrode Placement
A/A1 A1 orange Nst white Attachment point of 2nd rib to right sternal edge.
B/A2 A2 orange Nax white Fifth intercostal space on the left posterior axillary
line. (Same position as V7/C7.)
C V4 blue Nap white
(C4)
Mid-clavicular line in the fifth intercostal space.
(Same position as V4/C4.)
Lead 12-Lead Monitoring 15-Lead Monitoring
D channel 7 channel 13
A channel 8 channel 14
J channel 9 channel 15