Cardiac Science Powerheart AED G3 Plus 9390A Operator's And Service Manual page 55

Troubleshooting and Maintenance
◆
The weekly self-test completes a partial charge of the high voltage
electronics in addition to the items tested in the daily self-test.
◆
During the monthly self-test, the high voltage electronics are
charged to full energy in addition to the items tested in the daily
self test.
In addition, self-tests will be initiated upon opening the lid and again
upon closing the lid.
If the self-test detects an error, the Status Indicator remains red. Upon
closing the lid, an audible alert will be issued. The diagnostic panel
under the lid indicates the source of the problem according to
Table 5-1 on page
70-00914-01 F
5-2
5-3.
Powerheart® AED G3 Plus 9390A and 9390E