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HP and Compaq Desktop PCs - Motherboard Specifications, SF2/661FX (Snapper)

Motherboard specifications table
Form factor
Micro ATX
Processor socket type
478
Processor front side bus frequency
400/533/800 MHz
Maximum approved processor
  • Intel Pentium 4 HT
  • Celeron "Prescott" and "Northwood"
Chipset "North Bridge"
SiS661fx
Chipset "South Bridge"
SiS964
Memory type
PC2700/PC3200 DDR
Memory sockets
2 DDR DIMM (184-pin) sockets
Maximum memory
1 GB (2 x 512 MB DDR-DIMMS)
SATA connectors
None
Graphics
Down
Graphics connector (AGP)
1 AGP 8X
Audio
Integrated AC97 v2.2 Audio
AC'97 CODEC device
Realtek ALC650
Audio jacks (Legend below)
M, LI, LO
Ethernet 10/100 LAN supplier
RealTek 8100C 10/100
Ethernet configuration
Integrated, Down
IEEE 1394 Front/Back options
1F + 1B
IDE UDMA modes
ATA-100
Expansion slots (AGP/PCI)
1 AGP, 3PCI, 1 PCI Expansion
USB ports
4
Serial, parallel, floppy, PS2 keyboard and mouse
1S, 1P, 1F, PS2 K+M
Available manufacturing options (Legend below)
GLE6
Manufacturing options Legend
Legend
Meaning
8
8-Channel audio
A
Audio integrated on motherboard
C
External L2 cache on motherboard
E
1394 on motherboard
G
Graphics integrated on motherboard or in chipset
L
LAN on motherboard (Ethernet) P - PCMCIA slot
LI
Line In
LO
Line out
M
Microphone
M/G
Midi/Game
S
S3 power management support
S/O
Speaker
T
TV-out on motherboard
U
Graphics card (Non integrated on motherboard)
W
Microsoft Windows XP hardware compliant
Motherboard layout and photos
Figure : Layout
Figure : Photo
    Figure : View of back panel connectors
  1. PS/2 mouse
  2. Parallel port
  3. IEEE 1394 connector
  4. RJ-45 connector
  5. Line in jack
  6. Line out jack
  7. Microphone jack
  8. USB 2.0 connectors
  9. USB 2.0 connectors
  10. VGA connector
  11. Serial connector
  12. PS/2 Keyboard
Clearing the CMOS settings
The JP1 jumper allows you to clear the Real Time Clock (RTC) in CMOS. It also allows clearing of date, time, and system setup parameter memories in CMOS, by erasing the RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, including system setup information.
 caution:
Do not change any jumper setting while the computer is on. Damage to the motherboard can result.
To clear password set jumper JP3 to pins 2-3.
Clearing the BIOS password
The BIOS password protects the BIOS from undesired changes. If password checking is enabled, and you need to enable it, use the following steps:
To clear password set jumper JP1 to pins 2-3.

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