15
Section 3: CPU Configuration
The CPU has a protected memory area to store the configuration parameters accessed when you turn it on. That
This chapter describes the various configuration parameters that can be selected and modified as required.
CPU Configuration Parameters
Power source
Provides capability to select a power source: either 13.8VDC or 9VDC car batteries. Factory setting is 13.8VDC.
NOTE: if 9VDC battery is selected, power loss compensation during engine cranking will be not supported.
Turn-off command from display
Normally, when the MW800 display encounters a hardware problem, it can turn the CPU off. This parameter enables or disables this feature. Factory setting is
ENABLE.
Critical turn off
Normally, if the system does not respond, you can turn the device off by pressing and holding the power button for 6 seconds or more. This parameter enables or disables this feature. Factory setting is ENABLE.
Power button preference
Normally, you can turn the device on and off by pressing the power button. This parameter enables or disables this feature. Factory setting is ENABLE.
NOTE: If you disable this feature, only the ignition switch can turn the device on. Make sure, that Ignition boot up preference setting is POWER ON.
Ignition boot up preference
Selects desired CPU action when turning the ignition switch on. The following options are available:
• NONE | Ignore turning the ignition switch on. |
•POWER ON Boot up the device if it’s powered off; ignore if it’s already powered on.
•POWER BUTTON
LOCK | Block the Power Button until you turn on the ignition |
| switch. |
Factory setting is POWER ON.