Areca 24/4 Internal/External Port Pcie 3.0 12 Gb/s SAS/SATA Raid Controller 2Gb Cache - Manual (Page 195)

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WEB BROWSER-BASED CONFIGURATION
• Ext Connector#1 Speed Limit
This option is only available on the ARC-1883X/1883LP. It is
used to limit the external connector speed in case of compatible
issue on low speed connected enclosure.
• Ext Connector#2 Speed Limit
This option is only available on the ARC-1883X. It is used to
limit the external connector speed in case of compatible issue
on low speed connected enclosure.
• Fail Disk For Reading Error
This option is available to improve the fail disk function if the
disk has too many reading errors. This function is the option
that RAID controller will kill off the HDD for reading error ac-
count setting value.
- 3 errors in 70 seconds: this option also includes 4 errors in
100 seconds, 5 errors in 120 seconds
- 6 errors in 2 minutes : this option also includes 8 errors in 180
seconds, 10 errors in 240 seconds
- 9 errors in 3 minutes: this option also includes 12 errors in
270 seconds, 15 errors in 360 seconds
- Reading Error Does Not Fail Disk