| Post Error Messages |
|
|
Message | Resolution |
Off Board Parity Error | Parity error in an expansion slot. Contact your NEC |
| Computers service representative to be sure that the |
| memory module is installed correctly. |
| The error format is: |
| OFF BOARD PARITY ERROR |
| ADDR(HEX) = (XXXX) |
| XXXX is the hex address where the error occurred. |
On Board Parity Error | Parity error in system board memory. Contact your |
| NEC Computers service representative for service. |
Parity Error ???? | Parity error in system memory at an unknown address. |
| Contact your NEC Computers service representative |
| for service. |
|
|
Beep Codes
Fatal errors that occur during POST are communicated through a series of beeps. All beep code errors, except beep code 8, are fatal errors and do not allow the system to continue to boot.
If beep codes occur during POST, check the items in the Problem Checklist (at the start of this chapter), verify that all the hardware is set up properly and securely connected, and try rebooting. If you still get a beep code, go to the section “If You Need Assistance” at the end of this chapter.
Beep Codes are listed in the table that follows.
| Beep Codes | |
|
|
|
Number of |
|
|
Beeps | Error | Description |
1 | Refresh Failure | The memory refresh circuitry on the |
|
| motherboard is faulty. |
2 | Parity Error | Parity error in the first 64 KB of |
|
| memory. |
3 | Base 64 KB Memory | Memory failure in the first 64 KB. |
| Failure |
|
4 | Timer Not Operational | Memory failure in the first 64 KB of |
|
| memory or Timer 1 on the |
|
| motherboard is not functioning. |
|
|
|
