Vantec NST-640S3R-BK User Guide - Page 8

5.LED Indicator: General Operation: NexStar HX4 (NST-640SU3-BK) NexStar HX4R (NST-640S3R-BK) Power LED Green HDD 1 LED Blue HDD 2 LED Blue HDD 3 LED Blue HDD 4 LED Blue ON : Power on OFF: Power off ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode NexStar HX2R (NST-620S3R-BK) Power LED HDD 1 LED HDD 2 LED Green Blue Blue ON : Power on OFF: Power off ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode ON : HDD inserted Flash Randomly: Accessing (Read/Write/Rebuild) Flash Consistently (3 flashes per second): HDD error OFF: HDD not installed/Removed/sleep mode LED Indicator 6