Table 10-2. J2, J3, J5 And J7 Termination Enable Pinout; Table 10-3. J9, J10, J11 And J12 Termpwr Enable Pinout - Dell PowerEdge Expandable RAID Controller 3 User Manual

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PERC 3/ QC H a r d war e Ins ta l lati on
J2, J3, J5, and J7 Termination Enable
J2, J3, J5, and J7 are 3-pin connectors that set the SCSI termination for each
SCSI channel. The Dell default is termination always enabled (OPEN.)
Table 10-2 displays the pinout.
Ta b l e 1 0 - 2 . J 2 , J 3 , J 5 a n d J 7 Te r m i n a t i o n E n a b l e P i n o u t
Jumper SCSI SCSI
Channel Termination
Controlled by
Software
J2 0 Short pins 1-2
J3 1 Short pins 1-2
J5 2 Short pins 1-2
J7 3 Short pins 1-2
J9, J10, J11, and J12 TERMPWR Enable
J9, J10, J11, and J12 are 2-pin connectors that enable TERMPWR to the
SCSI bus for each SCSI channel. The default is pins 1 and 2 shorted. Table
10-3 displays the pinout.
Ta b l e 1 0 - 3 . J 9 , J 1 0 , J 1 1 a n d J 1 2 T E R M P W R E n a b l e P i n o u t
Jumper Term.
Power
Channel
J9 0
J10 1
J11 2
J12 3
SCSI
Termination
Always
Disabled
Short pins 2-3
Short pins 2-3
Short pins 2-3
Short pins 2-3
Settings
Short pins 1-2 to have the host PCI bus provide
TermPWR. This is the factory setting. Leave open to let
the SCSI bus provide TermPWR.
Short pins 1-2 to have the host PCI bus provide
TermPWR. This is the factory setting. Leave open to let
the SCSI bus provide TermPWR.
Short pins 1-2 to have the host PCI bus provide
TermPWR. This is the factory setting. Leave open to let
the SCSI bus provide TermPWR.
Short pins 1-2 to have the host PCI bus provide
TermPWR. This is the factory setting. Leave open to let
the SCSI bus provide TermPWR.
SCSI
Termination
Always Enabled
OPEN (default)
OPEN (default)
OPEN (default)
OPEN (default)