ZOLL M Series Defibrillator Rev YH User Manual
Page 89
Troubleshooting Guides
B-5
Defibrillator
Symptom
Recommended Action
21. Excessive artifact when using paddles as ECG
source.
•
Ensure “PADDLES” is selected.
•
Firmly press paddles against patient skin.
•
Use gel on paddles.
•
Clean paddle surface.
•
Check and clean between adult and pediatric shoe.
•
Check cable for damage.
•
Use ECG electrodes.
22. Defibrillator will not charge (energy level does not
increment on display).
•
Check SHOCK button(s) on paddles or front panel are not
stuck on.
•
Charge the battery pack.
23. Charge time to 360 J exceeds 10 seconds.
•
Typical in a low battery condition (up to 20 seconds)
•
Change battery pack.
•
Plug device into AC power.
•
Install new fully charged battery pack.
24. Energy does not discharge when the SHOCK
button(s) is pressed.
•
60 seconds have elapsed in manual mode, since initial charge
ready. Energy was internally discharged.
•
15 seconds have elapsed in automatic mode, since initial
charge ready. Energy was internally discharged.
•
Device is in “SYNC” mode and no QRS complex is detected.
•
Energy internally discharged because energy selection was
changed during charge or after the device was ready.
•
Unit not completely charged when SHOCK buttons were
pressed. Wait for “DEFIB XXXJ READY” message and
ready tone.
•
Press and hold SHOCK button(s) until energy is delivered to
the patient.
25. Unable to SHOCK when in “SYNC” mode.
•
Ensure “SYNC XXXJ SEL” is displayed on monitor.
•
Check for “SYNC” marker (arrow “
” above R-wave). If
not present, change ECG size, lead selection, or electrode
placement.
•
Press and hold SHOCK button(s) until energy is delivered to
the patient.
•
Alter ECG electrode placement.
•
Make sure ECG signals are displayed.
26. No apparent energy delivery to patient.
•
Under certain circumstances, some patients will not “twitch”
when energy is delivered.
•
Perform defibrillator self test as described in GENERAL
MAINTENANCE Section.
•
Check for “CHECK PADS” and ”POOR PAD CONTACT”
messages alternating on the monitor.
•
If Multi-Function Electrodes are used, ensure proper
placement and contact.