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HP and Compaq Desktop PCs - Motherboard Specifications, M2N68-LA (Narra)
Figure 1: The M2N68-LA (Narra) motherboard
Front-side bus speed
Processor upgrade information
Socket type: AM2
TDP: 89 watt
Motherboard supports the following processor upgrades:
Memory upgrade information
NOTE: *Actual available memory may be less
Integrated graphics using nVidia GeForce
*Integrated video is not available if a graphics card is installed.
Integrated Realtek ALC888 Audio
Integrated audio is not available if a sound card is installed.
Back I/O ports
Figure 2: Back I/O panel
1 - PS/2 mouse (green)
2 - SPDIF coaxial out
3 - Video Graphics Adapter
4 - IEEE 1394 (FireWire)
5 - RJ-45 Network (LAN)
6 - Audio: Center/Subwoofer (yellow orange)
7 - Audio: Rear Speaker Out (black)
8 - Audio: Line In (light blue)
9 - Audio: Line Out (lime)
10 - Audio: Microphone (pink)
11 - Audio: Side Speaker Out (gray)
12 - USB 2.0: 4
13 - PS/2 keyboard (purple)
Figure 3: layout
Clearing the BIOS settings
CAUTION: Do not change any jumper setting while the computer is on. Damage to the motherboard can result.
This motherboard has jumpers to clear the Real Time Clock (RTC) RAM in CMOS.
To clear CMOS, follow these steps:
Clearing the BIOS password
The BIOS password is used to protect BIOS settings from unwanted changes. If you have forgotten your password you may disable password checking.
To erase the BIOS password follow these steps: