34
On
On
Ei207 & 208 Service Diagnostics
Diagnostics Modes
Action Red LED Yellow LED Sounder Action
Replace
Alarm
Press & hold
button
Press & hold
button
Press & hold
button
Low battery Off 1 beep with
flash
2 beeps with
flashes
1 flash
Flashes as per
Table C
Faulty Sensor
See Note*
Alarm Memory
Up to 24 hours
after event
Flashes as per
Table C
Off Off
Long Term Memory
Off
Press & hold
button
3 flashes
End of Life (EOL) Off
3 beeps with
flashes
Memory Erase Wait for Green
light then
release button
Off 2 flashes
Fault Checks
Action Red LED Green LED Sounder
Replace
Alarm
Flashes rapidly
as per Table C
LCD Display
Off
CO ppm
CO ppm
Keep button
pressed after
long term test
Note* - For Ei208 models replace the Alarm - For Ei207 models (see low battery instructions in section 5)