clock fault 12 m series defibrillator
Equipment: M SERIES
CLOCK FAULT 12 Real time clock back-up power supply failure. Found oscillator stopped at power-up, but oscillator now running when the system is running. (Oscillator only runs when main power is applied). Replace system board.
Service Manual is available Here.
Parts may be difficutl to come by. These devices have been out of support for a while.