ZOLL X Series Monitor Defibrillator Rev D - Manual (Page 19)

Maintenance Tests
9650-001356-01 Rev. D ZOLL X Series Service Manual 13
2.7 Battery Test
This test checks the battery to make sure it is working correctly.
Follow the instructions on the display.
2.8 Fan Test
This test checks the fan in the unit to make sure it is working correctly.
Follow the instructions and use the navigation keys to move around the display and make
selections.