Avago Technologies 3ware SAS 9750-4i - Manual (Page 27)

LEDs on 9750 Controller Card
www.lsi.com/channel/products 21
LEDs on 9750 Controller Card
The 9750 SATA+SAS RAID Controller Card has two LEDs that are
visible. Figure 7 shows the internal connectors and LEDs.
Figure 7. 9750-8I Internal Connectors and LEDs
The different states of the LEDs are listed in Table 5.
Table 5: Red LED and Green LED States
State Meaning
Green LED
(CRT4B1)
1
1. LED only blinks green when there are drives attached and data is being
read or written.
Indicates LSISAS2108 RAID-on-chip (ROC) ASIC is
operating normally
Off The ROC ASIC is not operating normally.
On
1 The ROC ASIC is operating normally.
Red LED
(CRT6A1) Error status signal
Off Indicates that there is no system error.
On Indicates that there is a system error.
Heat Sink
Connector for
Battery Backup Unit Green LED
CRT4B1
Red LED
CRT6A1
JT5B3
JT5B2 JT6B1
JT6B2
JT6B3
for RAID-On-Chip (ROC)
Jumpers