B&R MAPPC700A-ENG, Руководство пользователя

Страница: 304 / 524

304
Software • BIOS options
Panel PC 700 with 945GME N270 CPU board User's Manual V 1.16
1.10 BIOS Error signals (beep codes)
While the Panel PC 700 is booting, the following messages and errors can occur with BIOS.
These errors are signaled by different beeping codes.
1.10.1 BIOS X945
Beeping code Meaning Necessary user action
1 x short Memory refresh failed. Load BIOS defaults. In the event that the error persists,
send industrial PC to B&R for testing.
2 x short Parity error: POST error (error in one of the hardware
testing procedures) Load BIOS defaults. In the event that the error persists,
send industrial PC to B&R for testing.
3 x short Base 64 KB memory failure: Basic memory defect, RAM
error within the initial 64 KB. Check the placement of the inserted card. In the event that
the error persists, send industrial PC to B&R for testing.
4 x short Timer not operational: System timer. Send industrial PC to B&R for checking.
5 x short Processor error: Processor defect. Send industrial PC to B&R for checking.
6 x short 8042 gate A20 failure: Keyboard controller defect (block
8042/ A20 gate). Processor cannot switch to protected
mode. Send industrial PC to B&R for checking.
7 x short Processor exception interrupt error: Virtual mode
exception error (CPU generated an interrupt error. Send industrial PC to B&R for checking.
8 x short Display memory read/write error: Video memory not
accessible; graphic card defect or not built in (no fatal
error). Check inserted graphic card position and eventually
exchange. In the event that the error persists, send
industrial PC to B&R for testing.
Table 148: BIOS post code messages BIOS X945