Product guide
Table Of Contents
- Intel® Desktop Board DP55WG Product Guide
- Revision History
- Preface
- Contents
- 1 Desktop Board Features
- Supported Operating Systems
- Desktop Board Components
- Processor
- Main Memory
- Intel® P55 Express Chipset
- Audio Subsystem
- LAN Subsystem
- USB 2.0 Support
- Serial ATA Support
- Legacy I/O
- Expandability
- BIOS
- Hardware Management
- Power Management
- Onboard Power Button
- Processor and Voltage Regulator LEDs
- Back to BIOS Button
- Speaker
- Battery
- Real-Time Clock
- 2 Installing and Replacing Desktop Board Components
- Before You Begin
- Installation Precautions
- Installing the I/O Shield
- Installing and Removing the Desktop Board
- Installing and Removing a Processor
- Installing and Removing System Memory
- Installing and Removing PCI Express x16 Graphics Cards
- Connecting the Serial ATA (SATA) Cables
- Connecting to the Internal Headers
- Connecting to the Audio System
- Connecting Chassis Fan and Power Supply Cables
- Setting the BIOS Configuration Jumper
- Clearing Passwords
- Replacing the Battery
- 3 Updating the BIOS
- 4 Configuring for RAID Using Intel® Matrix Storage Technology
- A Error Messages and Indicators
- B Regulatory Compliance

Intel Desktop Board DP55WG Product Guide
50
Table 6 shows the pin assignments and signal names for the front panel CIR receiver
(input) header and Table 7 shows the pin assignments and
signal names for the back
panel CIR emitter (output) header.
Table 6. Front Panel CIR Receiver (Input) Header Signal Names
Pin Signal Name Pin Signal Name
1 Ground 2 LED
3 No Connection 4 Learn-In
5 +5 V Standby 6 Vcc
7 Key (no pin) 8 CIR Input
Table 7. Back Panel CIR Header Emitter (Output) Header Signal Names
Pin Signal Name Pin Signal Name
1 Emitter Out 1 2 Emitter Out 2
3 Ground 4 Key (no pin)
5 Jack Detect 1 6 Jack Detect 2
Front Panel Header
Figure 27, E shows the location of the front panel header. Table 8 shows the pin
assignments and signal names for the front panel header.
Table 8. Front Panel Header Signal Names
Pin Description In/Out
Pin Description In/Out
Hard Drive Activity LED Power LED
1 Hard disk LED pull-up to +5 V
Out 2 Front panel green LED Out
3 Hard disk active LED Out 4 Front panel yellow LED Out
Reset Switch On/Off Switch
5 Ground 6 Power switch In
7 Reset switch In 8 Ground
Power Not Connected
9 Power Out 10 No pin
NOTE
When connecting individual wires from your chassis front panel to the front panel
header, be sure to observe the connection polarity. Positive wires are usually
solid color and negative wires are usually white or striped.