Ecg Tests; Lead Ecg Test - GE Medical Systems Dash 3000 Service Manual

ECG Tests

5 Lead ECG Test

Revision B
MAINTENANCE: Checkout Procedures
015C
Patient Simulator,
PN MARQI or
MARQII
Perform this test if the monitor acquires 5 lead ECG data.
1. Set up the patient simulator as follows.
• Heart rate – 80 bpm.
• Heart rate amplitude – 1.0 mV.
• 5-lead ECG patient cable properly attached.
• 2x gain for MARQI or MARQII simulator.
2. Attach the ECG patient cable and ECG leadwire set to the ECG/
RESP connector on the monitor and the leadwire connectors on the
top of the patient simulator.
3. Admit the patient simulator to the monitor.
4. Observe the following:
• ECG lead II is displayed and is noise-free,
• Heart rate of 80 ±1 bpm is displayed,
• With QRS tones enabled, an audible tone sounds with each R-
Wave (QRS complex).
5. Verify all six ECG leads are available to view and are noise-free.
6. Select DETECT PACE and set to PACE 2.
7. Select a pacemaker pulse on the simulator.
8. Observe the following while you view ECG leads I, II, III, aVL, aVF,
and AVR:
• a "P" appears above the PVC count indicating pacemaker pulse
detection is enabled, and
• the heart rate still reads 80 ±1 bpm.
Dash 3000/4000 Patient Monitor
2000966-105
4-21