How can we help?

Alarm LED off or

cannot be turned

off while the

audible alarm is

provided

Cable defective or

improperly connected

• Verify the cable connecting the alarm LED board to the main control board is properly connected.

• Verify the connecting

Alarm lamp board failure

Replace the alarm lamp board.

The main board is faulty.

Replace the main board.

No audible alarm

sounds emitted

when alarm lamp

is activated

Audible alarm disabled

Check whether the alarm sound is muted; select Main Menu → System >> → Maintenance >> → enter the user maintenance password → Alarm >>, and adjust the Minimum Alarm Volume to an appropriate value in the pop-up menu. In the Others window of the Alarm Setup menu, set Alm Volume to appropriate setting.

Speaker failure

Replace the speaker.

Cable defective or

improperly connected

Verify the cable connecting the speaker to the main control board is properly connected.

The main board is faulty.

Replace the main board.

Source: Figure 5.5.3 Page 5-7 Mindray ePM Service Manual