HP Codemaster 100 User Manual page 174

Using the Pacer
Demand Mode Pacing When in demand mode, the pacer will only deliver pacer
pulses when the patient's heart rate is lower than the selected pacer rate.
Fixed Mode Pacing When in fixed mode, the pacer will deliver pacer pulses at the
selected pacer rate.
Use demand pacing mode whenever possible. Use fixed pacing mode
WARNING
(asynchronous) for cases when reliably monitoring the patient is
impractical. For example, use fixed mode when there is motion artifact or
other ECG noise that makes R-wave detection unreliable.
12 Press Start/Stop to start pacing. The monitor displays the message PACING as
13 Verify that the pacer pulses are well positioned in the diastole.
14 Increase output (mA) by pressing Output until the beat is captured. Selecting an
8-4
well as the selected mode, rate, and output.
The pacer will not start pacing if there is a problem with either the multifunction
defib electrode connections or the ECG monitoring electrode connections. If
there is a problem with the multifunction defib electrode connection, the mes-
sage ATTACH PADS will be displayed briefly when you press Start/Stop.
alternate lead can help you determine capture.