TROUBLESHOOTING
34 Model 3150-B Operation Manual
TROUBLESHOOTING
Problem Verify that:
x Unit does not turn on.
9 Power cord is plugged into the monitor and the AC outlet
9 Line Voltage selector is in the appropriate position.
9 Fuses are not blown.
9 The ON switch is pressed.
x Trigger pulse is not functional
9 The Auxiliary port connector is plugged into the monitor.
9 ECG size is optimal (select Lead II)
x Erratic ECG waveform. Heart Rate is
not counting.
9 ECG waveform has enough amplitude (Select Lead II).
9 Electrodes placement (see ECG section for proper
placement diagram).
9 ECG electrodes have enough conductive gel.
x System Interlock symbol does not
show connection
9 Auxiliary port is connected