13-3
13.2.2 Technical Alarm Messages
In this chapter, the “I” column indicates how indications of technological alarms are cleared after the [Silence] softkey
is pressed: “A” means all alarm indications are cleared; and “B” indicates only alarm tone is disabled, but other
indications remain presented.
Source Alarm Message Alarm Level I Cause and solution
ECG
ECG Noise Low A The ECG signal is noisy. Check for any possible sources of signal
noise form the area around the cable and electrode, and check
the patient for excessive motion.
ECG Lead Off Low A The ECG electrode has become detached from the patient or
the connector from the equipment. Check the connection of
the electrodes and leadwires.
ECG YY Lead Off (YY
represents the leadwires
LL, LA, and RA, as per AHA
standard, or C, F, and L as
per IEC standard.)
Low A
System
Unit Error! Special B Equipment malfunction. Perform a user test or restart the
equipment.
Power Board Comm Err High B Communication with the power management module failed.
Restart the equipment.
Power Board Selftest Err High B System power failure. Restart the equipment.
Power Board Volt Err High B
Battery Err High B There is a problem with the battery. Check the battery for
damage; verify that correct battery is used. Replace the battery
if necessary.
Battery Aged Low B Rechargeable battery is aged. Replace the battery.
Low Battery High B Replace the battery.
Battery Depleted! Special B
Main Control Selftest Err High B An error occurred in main control power-on test. Restart the
equipment.
RT Clock Need Reset Low B Reset system time.
RT Clock Err High B An error occurred to the RTC chip. Call for service.
Memory Error Low B Memory read write failure or initialization error. Restart the
equipment.
Machine Type Error High B The configuration information saved in the two EEPROM is
inconsistent. Call for service.
Disarming Failed High B Failed to disarm the energy. Perform a user test. If the failure
occurs, record the service code and call for service.
Charge Failed High B Failed to charge. Perform a user test. If the failure occurs,
record the service code and call for service.
Shock Failed High B Failed to shock. Perform a user test. If the failure occurs, record
the service code and call for service.
Unknown Pads Low B The electrode pads are not properly connected or the pads are
defective. Re-plug the pads. If the problem persists, replace the
pads. If the problem still remains unsolved, call for service.