IBM System x3500 Service Guide

Table 2. Switches on SW4
Switch number Description
1 Boot block:
v Leave the switch in the Off position for normal mode.
v Move the switch to the On position to enable the system
to recover if the BIOS code becomes damaged.
See “Recovering from a BIOS update failure” on page 149
for more information.
2 Clear CMOS:
v Leave the switch in the Off position to keep the CMOS
data.
v Move the switch to the On position to clear the CMOS
data, which clears the power-on password and
administrator password.
Notes:
1. Before you change any switch settings or move any jumpers, turn off the server;
then, disconnect all power cords and external cables. (Review the information in
“Safety” on page vii, “Installation guidelines” on page 55, and “Handling
static-sensitive devices” on page 57.)
2. Any system-board switch or jumper blocks that are not shown in the illustrations
in this document are reserved.
Chapter 1. Introduction 9

IBM System x3500 Specifications

General

Chipset	Intel 5000P
Maximum Memory	48 GB
Memory Slots	12
Network Interface	Dual Gigabit Ethernet
Processor	Intel Xeon 5400/5300/5200 series
Form Factor	5U Tower
Memory Type	DDR2 FB-DIMM
Storage	Up to 6 x 3.5" SAS/SATA HDDs
RAID Support	RAID 0, 1
Expansion Slots	6 x PCI-E slots
Operating System Support	Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESX Server