Dell 3 User Manual
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PERC 3/DC or PERC 3/DCL Hardware Installation
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J2, and J3 Termination Enable
J2, and J3 are 3-pin connectors that set the SCSI termination for each SCSI
channel. The default is OPEN. Table 9-2 displays the termination enable
settings.
J9 Onboard BIOS Enable
J9 is a 2-pin connector that enables or disables the PERC 3/DC or PERC
3/DCL onboard BIOS. The onboard BIOS should be enabled (J9
unjumpered) for normal board operation. Unjumpered is the default. Table
9-3 displays the settings for J9.
J13
Dirty cache (Write Pending) LED
2-pin header
J14
SCSI activity LED
4-pin header
J15
Channel 1 external Wide SCSI
68-pin connector
J16
Channel 0 TERMPWR enable
2-pin header
J17
I2C connector
4-pin header
J18
Channel 1 TERMPWR enable
2-pin header
Ta b l e 9 - 2 . J 2 a n d J 3 Te r m i n a t i o n E n a b l e S e t t i n g s
Jumper
SCSI
Channel
SCSI
Termination
Controlled by
Software
SCSI
Termination
Always
Disabled
SCSI
Termination
Always
Enabled
J2
0
Short pins 1-2
Short pins 2-3
OPEN
(default)
J3
1
Short pins 1-2
Short pins 2-3
OPEN
(default)
Ta b l e 9 - 3 . J 9 O n b o a r d B I O S E n a b l e S e t t i n g s
J9 Setting
Onboard BIOS Status
Unjumpered
Enabled (default)
Jumpered
Disabled
Ta b l e 9 - 1 . J u m p e r S e t t i n g s
(continued)
Connector
Description
Type