46 Veriton N2110G Service Guide
Beep Codes
When no error message is displayed but the computer stops during POST, listen for beep codes.

PEI Beep Codes

DXE Beep Codes

Undetermined Problems
Follow the procedures below to isolate the failing FRU. Do not isolate non-defective FRU.
1. Power off the computer.
2. Visually check them for damage. If any problems are found, replace the FRU.
3. Remove or disconnect all of the following devices:
• Non-Acer devices
• SSD drive
•DIMM
4. Power on the computer.
5. Determine if the problem has been resolved.
6. If the problem does not recur, reconnect the removed devices one at a time until you find the failed FRU.
If the problem persists, replace the mainboard. Do not replace a non-defective FRU.
No. of Beeps Description
4Some of the Architectural Protocols are not available
5No Console Output Devices are found
5No Console Input Devices are found
1Invalid password
6Flash update is failed
7Reset protocol is not available
No. of Beeps Description
4Some of the Architectural Protocols are not available
5No Console Output Devices are found
5No Console Input Devices are found
1Invalid password
6Flash update is failed
7Reset protocol is not available
NOTE • Verify that all attached devices are supported by the computer.
• Verify that the power supply being used at the time of the failure is operating correctly. (See
“Power System Check” on page 37)