Checking Signal Quality - HP Pagewriter XLi M1700A Operating Manual

Checking Signal
Quality
Figure 2-1. The Patient Module.
A. Lead Wises
B. Patient Module Data Cable
C. Start and Stop Button
D,
Color Scale
E.
Patient Module Display
I ? .
Shorting Plugs
@
-
@
and
keys will adjust the contrast on the
patient module display-
You can get better ECGs by viewing the patient module
display before recording the ECG
and adjusting the
leads as necessary. Noise bars for each lead extend
downward t o show noislz levels. Collos scales on either
side of the patient module display indicate by the length.'
of the noise bar, the severity of the noise. See Table 2-1.
Recording
an
ECG
2-3