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Software • BIOS options
Automation PC 820 User's Manual V 1.00
1.11 BIOS Error signals (Beep codes)
While the Automation PC 820 is booting, the following messages and errors can occur with
BIOS. These errors are signaled by different beeping codes.
1.11.1 BIOS 945GME
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)
Check the placement of the inserted card. 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.
Send industrial PC to B&R for checking.
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.
9 x short
ROM-checksum error: ROM-BIOS-checksum incorrect,
EPROM, EEPROM or Flash-ROM component defect,
BIOS defect or incorrectly updated.
Send industrial PC to B&R for checking.
10 x short
CMOS shutdown register read/write error: CMOS cannot
be read/written.
Send industrial PC to B&R for checking.
11 x short
Cache Error / external Cache bad: L2 - Cache on the
mainboard is defected.
Send industrial PC to B&R for checking.
Table 109: BIOS post code messages BIOS 945GME
Summary of Contents for Automation PC 820
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Page 212: ...212 Commissioning USB flash drive Automation PC 820 User s Manual V 1 00...
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