HP Surestore E Disk System FC10 Service Manual page 122

Caution Touching the LCC pins can cause high energy
discharge and permanently damage the LCC.
Caution If the Enclosure IDs on peer LCCs are different and the master LCC
fails or is taken off the loop, the second LCC will assign different
addresses to the disks. Data in outstanding I/O requests may be lost.
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