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PERC 3/DC or PERC 3/DCL Hardware Installation 123
J10 NVRAM Clear
J10 is a 2-pin connector used to clear the memory from the NVRAM, which
stores RAID configuration information. Table 9-4 displays the pinout for
J10.
J11 Serial Port
J11 is a 3-pin header that attaches to a serial cable. Table 9-5 and Figure 9-3
display the pinout.
Figure 9-3. J11 Serial Port Pinout
J13 Dirty Cache LED
J13 is a two-pin connector for an LED mounted on the computer enclosure.
The LED indicates when the data in the cache has yet to be written to the
storage devices. Table 9-6 displays the J13 pinout.
Table 9-4. J10 NVRAM Clear Pinout
Pin Description
1Signal
2GND
Table 9-5. J11 Serial Port Pinout
Pin Description
1Receive data
2Transmit data
3Ground
J11
3 Ground
2 Transmit Data
1 Receive Data