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Motherboard Specifications, APXD1-DM (Redwood A)

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Figure 1: The Redwood A motherboard
Photograph of motherboard
  • Manufacturer's name: Pegatron
  • Manufacturer's motherboard name: APXD1-DM
  • HP/Compaq name: Redwood A
  • Mini-ITX form factor: 17 cm (6.7 inches) x 17 cm (6.7 inches)
  • AMD Hudson-D1 FCH
  • UMI (Unified Media Interface)
  • 4 lanes, 5GT/s per lane
  • AMD Fusion E1-1200 (Zacate) Dual Core processor soldered down on the motherboard
  • TDP: 18W
  • Socket type: Not applicable
NOTE:The processor cannot be upgraded because the processor is soldered down to the motherboard.
  • Single channel memory architecture
  • Two 240-pin DDR3 uDIMM sockets
  • Supports DDR3 uDIMMs
    • PC3-8500 (1066 MHz)
  • Non-ECC memory only, unbuffered
  • 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
  • Integrated graphics: Radeon HD 7310
  • DVI and VGA output ports (can be used at the same time)
*Integrated audio is not available if a sound card is installed.
  • High Definition 6 channel audio with jack sensing
  • Realtek ALC662 CODEC
  • Technology: Atheros AR8152
  • Data transfer speeds: up to 10/100 Mb/s
  • Transmission standards: 10-Base-T Ethernet

I/O Ports and internal connectors

Figure 2: Back I/O ports
1 - DC input power
2 - DVI-D
3 - VGA
4 - LAN
5 - USB 2.0: 4
6 - Audio: Line in
7 - Audio: Line out
8 - Audio: Microphone
  • 1x System fan
  • 2x SATA 2.0
  • 2x USB 2.0
  • 1x Front panel audio
  • 1x ROM recovery
  • 2x SATA power
  • 1x Front panel

Jumper Settings

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 clear for 5 to 10 secs, 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 Clear
  3. Turn ON the computer to POST screen.
  4. Turn OFF the computer
  5. Move the jumper back to Default.
  6. Enter BIOS setup to verify or configure new settings.
Figure 3: layout

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