ZOLL R Series Monitor Defibrillator Rev J - Manual (Page 61)

R Series Service Manual
9650-0903-01 Rev. J 2-9
NO QRS DETECT Unit is in sync mode and heart rate is < 20 BPM or QRS
amplitude is too low for proper synchronization.  Increase ECG size and/or change lead.
NO SHOCK ADV. No shock advised. Advisory message when analysis finds
non-shockable rhythm. 
NOISY ECG Number of noisy analysis intervals exceeds threshold.  Stop all patient movement. Check connections.
Press Analyze button again.
OPEN AIR DISCHARGE Measured Defib Impedance was greater than 1000 ohms
and no energy was delivered. 
PACER DISABLED User prompt issued simultaneously with other pace faults if
pacing is disabled. Replace high voltage module or system board.
PACER FAULT 115 PD Pace failure during POST. Replace PD engine.
PACER FAULT 117 PD Pace functional safety failure while running. Replace PD engine.
PACER FAULT 121 PD Pace failure while running. Replace PD engine.
PACER FAULT 122 PD module Defib/Pace failure during POST. Replace PD engine.
PACER WARNING 124 PD Pace warning while running. Replace PD engine.
PADDLE FAULT Cannot detect type of accessory attached to the universal
cable. Replace paddles, internal paddles, system board,
high voltage module and/or universal cable.
PEDIATRIC PADS IN USE The one of the Pediatric ID is missing.
PERFORM CPR Message displayed upon entered CPR period specified by
AHA protocol. 
POOR LEAD CONTACT One or more ECG leads are poorly connected or not
connected to patient. (User configurable.) Check electrode attachment to patient, cable
connector to electrode, and cable to unit
connector.
Error Message Explanation User
Advisory Technical Action