1.2 M1-Atx Connection Diagram; 1.2 Power Challenges In A Vehicle Pc - mini-box M1-ATX Installation Manual

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1.2 M1-ATX Connection diagram

Power Input Connectors
J11 Battery + (un-switched battery, positive)
J12 Ignition (switched battery, positive. Can test by connecting it to Battery +)
J13 Battery - (negative)
Controls and Settings
J2 Controls amplifier via remote ON/OFF. Left pin is RMT, Right pin is GND
J6 To motherboard ON/OFF switch
J7 User jumper settings (A,B,C,D)
J8 To external ON/OFF switch (optional, J8 is in parallel with J6)
Power Output Connectors
J3 Optional HDD power (not shown in this picture)
J5 ATX power connector (to motherboard)
J4 To LED (optional)
NOTE: "when HARDOFF is set to "never", the M1-ATX will automatically shut down
when battery voltage is below 11V for more than 1 minute in order to prevent 'deep
discharge' situations.

1.2 Power challenges in a Vehicle PC

The 5V Standby Problem: One of most difficult tasks of operating a PC in a vehicle is
power consumption while the computer is OFF. Even if your computer is totally OFF, it
M1-ATX User Guide
M1-ATX, top view
Page 2