Dell 3 User Manual
Page 107

PERC 3/SC Hardware Installation
105
Step 3—Set Jumpers
Make sure the jumper settings on the PERC 3/SC card are correct. The
jumpers and connectors are shown in Table 8-1.
J1 Termination Enable
J1 is a three-pin header that specifies hardware or software control of SCSI
termination. The default is OPEN. The settings are shown in Table 8-2.
Ta b l e 8 - 1 . P E R C 3 / S C J u m p e r s
Connector
Description
Type
J1
SCSI bus termination enable control
3-pin header
J2
CPLD programming
10-pin header
J3
Non-volatile random access memory
(NVRAM) clear
2-pin header
J4
Serial erasable programmable read-
only memory (EPROM)
2-pin header
J5
Serial port
3-pin header
J6
Write pending
2-pin header
J7
BIOS enable
2-pin header
J8
User activity light-emitting diode
(LED)
4-pin connector
J9
I2C connector
4-pin header
J10
SCSI bus termination power
2-pin header
J11
Internal straddle-mount connector
68-pin connector
J13
External SCSI connector
68-pin connector
J15
RUBI slot interrupt steering
3-pin header
J16
RUBI slot interrupt steering
3-pin header
J17
RUBI slot interrupt steering
3-pin header
Ta b l e 8 - 2 . J 1 Te r m i n a t i o n E n a b l e S e t t i n g s
Type of SCSI Termination
J10 Setting
Software control of SCSI termination using drive
detection.
Short pins 1-2