Biostar TH55B HD - On-Board LED Indicators; LED_D1 & LED_D2: Debug Indicators

TH55B HD
17
On-Board LED Indicators
There are 7 LED indicators on the motherboard showing system status.
LED_D 1
LED_D 2
PH2 PH1 PH3
VTT_LED1
VAX G_L ED 1
LED_D1 & LED_D2: Debug Indicators
VAXG_LED1/PH1 ~ PH3 / VTT_LED1: Power Status Indicators
Please refer to the tables below for specific messages:
LED_D1 LED_D2 Message
ON ON Normal
ON OFF Memory Error
OFF ON VGA Error
OFF OFF Abnormal: CPU / Chipset error.
VAXG_LED1
PH1~PH3
VTT_LED1
Phase Indicator
ON Phase Active
OFF Phase Inactive
On-Board Buttons
There are 2 on-board buttons.
SW_RST1
SW_PWR1
SW_RST1: Reset button.
SW_PWR1: Power Switch button.