Asus Pro WS W680M-ACE SE Users Manual English - Page 28
VPP_I2C header, Q-Code LED, Q-LEDs, BIOS FlashBack™ LED
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Chapter 1 27. VPP_I2C header The VPP_I2C header is used for the storage backplane with sensor readings. VPP_I2C 28. Q-Code LED The Q-Code LED design provides you with a 2-digit error code that displays the system status. Q_CODE • The Q-Code LEDs provide the most probable cause of an error code as a starting point for troubleshooting. The actual cause may vary from case to case. • Please refer to the Q-Code table in the Appendix section for more details. 29. Q-LEDs The Q-LEDs check key components (CPU, DRAM, VGA, and booting devices) during the motherboard booting process. If an error is found, the critical component's LED stays lit up until the problem is solved. CPU (RED) DRAM( YELLOW) VGA (WHITE) BOOT (YELLOW GREEN) The Q-LEDs provide the most probable cause of an error code as a starting point for troubleshooting. The actual cause may vary from case to case. 30. BIOS FlashBack™ LED The BIOS FlashBack™ LED lights up or blinks to indicate the status of the BIOS FlashBack™. FLBK_LED Refer to the BIOS FlashBack™ section for more information on using the BIOS FlashBack™ feature. 1-16 Chapter 1: Product Introduction