the instrument panel has following buttons from left to right.
cigarett lighter adaptors for accessories.
momentary switch for laptop pwoer supply (yes my air/auto 90W needs this to pwoer on)
momentary switch for laptop power switch (to hibernet laptop)
power switch which turns on/off relay for main power (relay feeds off of thrid cigarett lighter.
power switch for screen (screen is connected thru cigarett lighter and positive wire goes thru this switch)