M440LX Server System Product Guide
179
Table 8-1. System Board Jumpers
Jumper
Pins (default
in bold)
Description
CPU Speed
Enable
Permits changing the processor speed in the BIOS setup
program.
Protect
Prevents changing the processor speed.
Boot Option
Recovery
Boot
Prevents inverting address A16. Allows the system to boot
from the Recovery BIOS when the normal BIOS gets
corrupted
if you are unable to reload a fresh copy from
the diskette.
Normal Boot Inverts address A16 so the Normal BIOS does not reside
at the top of Flash memory where the write-protected
Recovery BIOS region is located.
Password
Clear
Clears the password.
Protect
Maintains the current system password.
CMOS
Clear
Replaces the contents of NVRAM with the manufacturing
default settings.
Protect
Preserves the contents of NVRAM.
Chassis Intrusion Detection
The chassis contains alarm switches that get activated if a cover is removed.
To bypass the chassis intrusion switches, do this:
1. Observe the precautions on page 3, “Safety Guidelines.”
2. Remove the left side cover as described in Chapter 4, “Working Inside
Your System.”
3. Move the jumper on J3J1, Chassis INTR Detect from the ENA pins to
the DIS pins.
4. Replace the left side cover, and connect the power cord(s) to the system.
5. Turn the system on, and wait for POST to complete; for instructions on
running POST, see Chapter 3, “Configuring The System.”
6. Run the SCU to configure your system. For information on running the
SCU, see Chapter 3, "Configuring The System."
Summary of Contents for MB440LX
Page 1: ...Intel MB440LX System Installation Guide...
Page 6: ...1 6 Your Chapter Title Goes Here...
Page 16: ...16 Contents...
Page 26: ...26 Chapter 1 Server Description OM05793 Figure 1 4 Security Padlocks...
Page 48: ...48 Chapter 2 Installing The System...
Page 78: ...78 Chapter 3 Configuring The System...
Page 114: ...114 Chapter 4 Working Inside Your System OM05791A 1 2 3 Figure 4 19 Lithium Back up Battery...
Page 116: ...116 Chapter 4 Working Inside Your System OM05268 Figure 4 20 Removing the Front Panel Board...
Page 118: ...118 Chapter 4 Working Inside Your System OM05278 Figure 4 21 Front Panel Fans...
Page 127: ...M440LX Server System Product Guide 127 OM05771 Figure 4 26 Removing the Power Share Backplane...
Page 132: ...132 Chapter 4 Working Inside Your System...
Page 137: ...M440FX Server System Product Guide 137 OM06470 1 2 Figure 5 2 Installing a Hard Disk Drive...
Page 200: ...200 Chapter 9 I O Ports and Connectors...
Page 224: ...224 Chapter 10 Solving Problems...