Instruction manual

SAFETY - 15
Emergency Off Button
The Emergency Off button (EMO) is a red, mushroom shaped pushbutton switche, that is located
on the Evacuation control panel of Main unit. Its purpose is to shut off all power in the system
when pushed, and it is a non- momentary switch which is never be overridden even during
servicing of the system.
Fig S- 5 Location of Emergency Off button
It is recommended to check the function of Emergency Off circuit during the regular maintenance.
NOTE : When pushing the EMO, the whole power line is cut off. Since a battery backed up
power supply for the PC is not mounted the PC can not finish the shutdown sequence,
thus possibly causing serious damage to the PC file system.
RECOVER OF EMERGENCY OFF
1. Check the whole system. If the system has something wrong, call service personnel
(Hitachi High-Technologies Corporation service engineer etc.) and execute maintenance.
2. Turn all breakers on the back og the display unit.
3. Unlock EMO switch. (Turn clockwise for unlocking)
4. Refer to section 4 for starting up.