Service Manual

Replacing the system board

OPOMBA Before working inside your Embedded Box PC, read the safety information that shipped with your Embedded

Box PC and follow the steps in Before working inside your Embedded Box PC. After working inside your Embedded Box

PC, follow the steps in After working inside your Embedded Box PC. For more safety best practices, see the Regulatory

Compliance home page at www.dell.com/regulatory_compliance.

OPOMBA Your Embedded Box PC’s Service Tag is stored in the system board. You must enter the Service Tag in the

BIOS setup program after you replace the system board.

OPOMBA Replacing the system board removes any changes you have made to the BIOS using the BIOS setup program.

You must make the appropriate changes again after you replace the system board.

Teme:

• Procedure

• Post-requisites

• Entering the Service Tag in the BIOS setup program

Procedure

1. Place the system board on the chassis.

2. Align the screw holes on the system board with the screw holes in the chassis.

3. Replace the screws that secure the system board to the chassis.

4. Connect the serial-port cable, SATA data-cable, and SATA power-cable to the connectors on the system board.

Post-requisites

1. Replace the CPU board.

2. Follow step 2 to step 6 in Replacing the top cover.

3. Replace the power connectors.

4. Replace the riser card.

5. Replace the heat sink.

6. Replace the memory module.

7. Replace the intrusion switch.

8. Replace the SIM card.

9. Replace the CANbus card or WWAN card.

10. Replace the WWAN-antenna connectors.

11. Replace the WLAN card.

12. Replace the WLAN-antenna connectors.

13. Replace the PCI/PCIe card (if necessary).

14. Follow step 2 to step 8 in “Replacing the back cover”.

Entering the Service Tag in the BIOS setup

program

1. Turn on or restart the Embedded Box PC.

2. Press F2 when the Dell logo is displayed to enter the BIOS setup program.

90 Replacing the system board