8 Dell PowerEdge 4300 System Board Upgrade Installation
,QVWDOOLQJWKH6\VWHP %RDUG
To install the new system board (see Figure 6) on the supporting subchassis, perform
the following steps:
1. Position the system board over the system board tray so that the slots are
aligned with the chassis hooks; then lower the board onto the tray.

)LJXUH6\VWHP%RDUG&RPSRQHQWV

diskette-drive interface
connector (FLOPPY)
video connector (JVGA)
parallel port connector
(PARALLEL)
serial port connectors (2)
(SERIAL1 [top] and
SERIAL2)
keyboard and mouse
connectors (KYBD/MOUS
E
secondary
microprocessor
(PROCESSOR 2)
battery connector
(BATTERY)
Ultra/Narrow SCSI
connector (SCSI2)
DIMM sockets
(DIMM_A [right]DIMM_
D
speed and
configuration
jumpers
fan connectors
(FAN1, FAN2)
front of system board
primary microprocessor
(PROCESSOR 1)
ISA connectors
(ISA5 [top] and ISA6)
primary PCI connectors
(PCI1 [top] through PCI4)
power input
connector
(POWER1)
secondary PCI connector
s
(PCI5 [top] and PCI6)
Ultra2/LVD SCSI
connector (SCSI1)
chassis-intrusion
switch connector
(INTRUS2)
SCSI backplane board
interface connector
(BACKPLANE)
server management bus
connector (XSMB_IN)
server management bus
connector (XSMB_OUT)
Dell Remote
Assistant Card
connector (SVR_MGT)
hard-disk drive
activity indicator
connector (HLED)
storage-system
server-management
bus connector (SDS_SMB)
power input
connector
(POWER2)
system board power indicator (STANDBY_LED)