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HP Pavilion p7-1131 Desktop PC support

Motherboard Specifications, IPISB-CU (Carmel2)

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Figure 1: The Carmel2 motherboard
Photograph of motherboard
  • Manufacturer: Pegatron
  • Manufacturer's motherboard name: IPISB-CU
  • HP/Compaq name: Carmel2
  • uATX: 24.4 cm (9.6 inches) x 24.4 cm (9.6 inches)
  • Intel H61
  • Socket type: LGA 1155
  • Motherboard supports the following processor upgrades:
    Core i7-2600 (Sandy Bridge) quad core95W
    Core i7-2600s (Sandy Bridge) quad core65W
    Core i5-2500 (Sandy Bridge) quad core95W
    Core i5-2500s (Sandy Bridge) quad core65W
    Core i5-2500t (Sandy Bridge) quad core45W
    Core i5-2400 (Sandy Bridge) quad core95W
    Core i5-2400s (Sandy Bridge) quad core65W
    Core i5-2390t (Sandy Bridge) quad core35W
    Core i5-2300 (Sandy Bridge) quad core95W
    Core i3-2120 (Sandy Bridge) dual core 65W
    Core i3-2100 (Sandy Bridge) dual core 65W
    Core i3-2100t (Sandy Bridge) dual core 35W
    Core G860 dual core 65W
    Core G850 dual core 65W
    Core G630 dual core 65W
    Core G540 dual core 65W
    Core G530 dual core 65W
  • Single channel memory architecture
  • Two 240-pin DDR3 DIMM sockets
  • Supports the following:
    • PC3-8500 (DDR3-1066)
    • PC3-10600 (DDR3-1333)
  • Non-ECC memory only, unbuffered
  • Supports 1 GB, 2 GB, and 4 GB DIMMs
  • Supports up to 4 GB on 32-bit* systems
  • Supports up to 8 GB on 64-bit systems
NOTE:32-bit systems cannot address a full 4.0 GB of memory.
*Integrated video is not available if a graphics card is installed.
  • Supports PCI Express x16 graphics cards
  • DVI and VGA ports (both ports can be used at the same time)
*Integrated audio is not available if a sound card is installed.
  • Built-in High Definition 6 channel audio
  • Audio jack sensing
  • Realtek ALC656GR CODEC
  • Interface: Integrated into motherboard
  • Technology: RTL8171EH-CG gigabit ethernet controller
  • Data transfer speeds: up to 10/100/1000 Mb/s
  • Transmission standards: 1000-Base-T Ethernet
  • One PCI Express x16 (Gen2.0)
  • Three PCI Express x1 (Gen2.0)
  • One PCI Express Mini Card x1
Figure 2: Back I/O panel
1 - USB 2.0: 4
2 - LAN
3 - DVI-D
4 - D-SUB port (VGA port)
5 - Audio: Line in
6 - Audio: Line out
7 - Audio: Microphone
  • 1x ATX power connector
  • 1x ATX CPU power connector
  • 1x CPU fan connector
  • 1x System fan connector
  • 4x SATA 2.0 connectors
  • 1x Internal SPDIF output connector
  • 1x Front panel audio connector
  • 1x ROM recovery connector
  • 1x Hood sense connector
  • 1x One touch reset connector
  • 1x One touch recovery connector
  • 1x Front panel connector
  • 4x 2.0 USB connectors
Figure 3: layout
CAUTION: Do not change any jumper setting while the computer is on. Damage to the motherboard can result.
This motherboard has a jumper to clear the Real Time Clock (RTC) RAM in CMOS.
  1. Turn OFF the computer and unplug the power cord.
  2. Move the jumper to the Clear CMOS settings for 5 to 10 seconds, then move the jumper back to default.
  3. Plug the power cord and turn ON the computer.
  4. On the next startup, enter BIOS setup to re-enter user settings.
The BIOS password is used to protect BIOS settings from unwanted changes.
To erase the BIOS password follow these steps:
  1. Turn OFF the computer.
  2. Move the jumper to the Clear Password setting.
  3. Turn ON the computer to POST screen.
  4. Turn OFF the computer.
  5. Move the jumper to Default.
  6. Enter BIOS setup to verify or configure new settings.
This selector manually enables or disables the FDO capability
To program the BIOS and management engine firmware follow these steps:
  1. Turn OFF the computer and open the chassis.
  2. Move the jumper to the “Disable” position as shown.
  3. Turn ON the computer.
  4. Run “FPT.exe –f filename”.
  5. Turn OFF the computer and remove the AC power cord.
  6. Move the jumper back to “Enable”.
  7. Close the chassis and connect the AC power cord.
  8. Turn ON the computer.
HP Pavilion p7-1131 Desktop PC

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