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Ta b l e 9 - 1 . J u mp e r S e t t i n g s (continued)

Connector

Description

Type

 

 

 

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

 

 

 

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.

Ta b l e 9 - 2 . J2 a n d J 3 Te r m i n a t i o n E n a bl e S e t t i n g s

Jumper

SCSI

SCSI

SCSI

SCSI

 

Channel

Termination

Termination

Termination

 

 

Controlled by

Always

Always

 

 

Software

Disabled

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)

 

 

 

 

 

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.

Tab l e 9 - 3 . J 9 O n b o ar d B I O S E na b l e S e t t i n g s

J9 Setting

Onboard BIOS Status

 

 

Unjumpered

Enabled (default)

 

 

Jumpered

Disabled

 

 

122

PERC 3/DC or PERC 3/DCL Hardware Installation

Page 124
Image 124
Dell manual J2, and J3 Termination Enable, J9 Onboard Bios Enable, Jumper, J9 Setting Onboard Bios Status, 122