Biostar TForce4 SLI User Manual page 14

Biostar T-Series
On-Board LED Indicators
There are 4 LED indicators on the motherboard to show system status.
LED_D1 and LED_D2:
These 2 LED indicate system power on diagnostics.
Please refer to the table below for different messages:
LED_D1 LED_D2 Message
ON ON Normal
ON OFF Memory Error
OFF ON VGA Error
OFF OFF Abnormal: CPU / Chipset error.
LED_DIMM:
This LED indicates the voltage of memory is activated normally.
LED_5SB:
This LED indicates the system is ready for Power-on.
LED_DIMM
LED_5SB
LED_D1
LED_D2
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On-Board Buttons
There are 2 on-board buttons.
PWRSW:
This is an on-board Power Switch button.
RSTSW:
This is an on-board Reset button.
TForce4 SLI
User's Manual