domenica 3 dicembre 2017

cicalini del BIOS

Ciao,
ovvi vi parlo di qualcosa che può capitare sui PC i segnali del BIOS i beep beep in caso di errore, sarebbe meglio capirli con una tabella





ma prima per scoprire quale bios usiamo possiamo fare in tre modi
1. digitare su esegui o cortana msinfo  in risosorse di sistema
2. scaricate AIDA64 o CPUZ

 CODICI BEEP IN BASE AL BIOS




AMI BIOS beep codes
Beep Code     Descriptions
1 short     DRAM refresh failure
2 short     Parity circuit failure
3 short     Base 64 K RAM failure
4 short     System timer failure
5 short     Process failure
6 short     Keyboard controller Gate A20 error
7 short     Virtual mode exception error
8 short     Display memory Read/Write test failure
9 short     ROM BIOS checksum failure
10 short     CMOS shutdown Read/Write error
11 short     Cache Memory error
1 long, 3 short     Conventional/Extended memory failure
1 long, 8 short     Display/Retrace test failed
two-tone siren     Low CPU Fan speed, Voltage Level issue

AWARD BIOS beep codes
Beep Code     Description
1 long, 2 short     Indicates a video error has occurred and the BIOS cannot initialize the video screen to display any additional information.
1 long, 3 short     Video card not detected (reseat video card) or bad video card
Beeps repeating endlessly     RAM problem.
Repeated high frequency beeps while PC is running     Overheating processor (CPU)
Repeated beeps alternating high & low frequency     Issue with the processor (CPU), possibly damaged

Dell beep codes
Beep Code     Description
1 beep     BIOS ROM corruption or failure
2 beeps     Memory (RAM) not detected
3 beeps     Motherboard failure
4 beeps     Memory (RAM) failure
5 beeps     CMOS Battery failure
6 beeps     Video card failure
7 beeps     Bad processor (CPU)

IBM BIOS beep codes
No Beeps     No Power, Loose Card, or Short.
1 Short Beep     Normal POST, computer is ok.
2 Short Beep     POST error, review screen for error code.
Continuous Beep     No Power, Loose Card, or Short.
Repeating Short Beep     No Power, Loose Card, or Short.
1 Long and 1 Short Beep     Motherboard issue.
1 Long and 2 Short Beeps     Video (Mono/CGA Display Circuitry) issue.
1 Long and 3 Short Beeps.     Video (EGA) Display Circuitry.
3 Long Beeps     Keyboard or Keyboard card error.
1 Beep, Blank or Incorrect Display     Video Display Circuitry.

Macintosh startup tones
Error Tone. (two sets of different tones)     Problem with logic board or SCSI bus.
Startup tone, drive spins, no video     Problem with video controller.
Powers on, no tone.     Logic board problem.
High Tone, four higher tones.     Problem with SIMM.

Phoenix BIOS beep codes
1-1-1-1     Unconfirmed beep code. Reseat RAM chips or replace RAM chips as possible solution
1-1-1-3     Verify Real Mode.
1-1-2-1     Get CPU Type.
1-1-2-3     Initialize system hardware.
1-1-3-1     Initialize chipset registers with initial POST values.
1-1-3-2     Set in POST flag.
1-1-3-3     Initialize CPU registers.
1-1-4-1     Initialize cache to initial POST values.
1-1-4-3     Initialize I/O.
1-2-1-1     Initialize Power Management.
1-2-1-2     Load alternate registers with initial POST values.
1-2-1-3     Jump to UserPatch0.
1-2-2-1     Initialize keyboard controller.
1-2-2-3     BIOS ROM checksum.
1-2-3-1     8254 timer initialization.
1-2-3-3     8237 DMA controller initialization.
1-2-4-1     Reset Programmable Interrupt Controller.
1-3-1-1     Test DRAM refresh.
1-3-1-3     Test 8742 Keyboard Controller.
1-3-2-1     Set ES segment to register to 4 GB.
1-3-3-1     28 Autosize DRAM.
1-3-3-3     Clear 512 K base RAM.
1-3-4-1     Test 512 base address lines.
1-3-4-3     Test 512 K base memory
1-4-1-3     Test CPU bus-clock frequency.
1-4-2-4     Reinitialize the chipset.
1-4-3-1     Shadow system BIOS ROM.
1-4-3-2     Reinitialize the cache.
1-4-3-3     Autosize cache.
1-4-4-1     Configure advanced chipset registers.
1-4-4-2     Load alternate registers with CMOS values.
2-1-1-1     Set Initial CPU speed.
2-1-1-3     Initialize interrupt vectors.
2-1-2-1     Initialize BIOS interrupts.
2-1-2-3     Check ROM Copyright notice.
2-1-2-4     Initialize manager for PCI Options ROMs.
2-1-3-1     Check video configuration against CMOS.
2-1-3-2     Initialize PCI bus and devices.
2-1-3-3     Initialize all video adapters in system.
2-1-4-1     Shadow video BIOS ROM.
2-1-4-3     Display Copyright notice.
2-2-1-1     Display CPU Type and speed.
2-2-1-3     Test keyboard.
2-2-2-1     Set key click if enabled.
2-2-2-3     56 Enable keyboard.
2-2-3-1     Test for unexpected interrupts.
2-2-3-3     Display prompt Press F2 to enter SETUP.
2-2-4-1     Test RAM between 512 and 640 k.
2-3-1-1     Test expanded memory.
2-3-1-3     Test extended memory address lines.
2-3-2-1     Jump to UserPatch1.
2-3-2-3     Configure advanced cache registers.
2-3-3-1     Enable external and CPU caches.
2-3-3-3     Display external cache size.
2-3-4-1     Display shadow message.
2-3-4-3     Display non-disposable segments.
2-4-1-1     Display error messages.
2-4-1-3     Check for configuration errors.
2-4-2-1     Test real-time clock.
2-4-2-3     Check for keyboard errors
2-4-4-1     Set up hardware interrupts vectors.
2-4-4-3     Test coprocessor if present.
3-1-1-1     Disable onboard I/O ports.
3-1-1-3     Detect and install external RS232 ports.
3-1-2-1     Detect and install external parallel ports.
3-1-2-3     Re-initialize onboard I/O ports.
3-1-3-1     Initialize BIOS Data Area.
3-1-3-3     Initialize Extended BIOS Data Area.
3-1-4-1     Initialize floppy controller.
3-2-1-1     Initialize hard disk controller.
3-2-1-2     Initialize local bus hard disk controller.
3-2-1-3     Jump to UserPatch2.
3-2-2-1     Disable A20 address line.
3-2-2-3     Clear huge ES segment register.
3-2-3-1     Search for option ROMs.
3-2-3-3     Shadow option ROMs.
3-2-4-1     Set up Power Management.
3-2-4-3     Enable hardware interrupts.
3-3-1-1     Set time of day.
3-3-1-3     Check key lock.
3-3-3-1     Erase F2 prompt.
3-3-3-3     Scan for F2 key stroke.
3-3-4-1     Enter SETUP.
3-3-4-3     Clear in POST flag.
3-4-1-1     Check for errors
3-4-1-3     POST done, prepare to boot operating system.
3-4-2-1     One beep.
3-4-2-3     Check password (optional).
3-4-3-1     Clear global descriptor table.
3-4-4-1     Clear parity checkers.
3-4-4-3     Clear screen (optional).
3-4-4-4     Check virus and backup reminders.
4-1-1-1     Try to boot with INT 19.
4-2-1-1     Interrupt handler error.
4-2-1-3     Unknown interrupt error.
4-2-2-1     Pending interrupt error.
4-2-2-3     Initialize option ROM error.
4-2-3-1     Shutdown error.
4-2-3-3     Extended Block Move.
4-2-4-1     Shutdown 10 error.
4-3-1-3     Initialize the chipset.
4-3-1-4     Initialize refresh counter.
4-3-2-1     Check for Forced Flash.
4-3-2-2     Check HW status of ROM.
4-3-2-3     BIOS ROM is OK.
4-3-2-4     Do a complete RAM test.
4-3-3-1     Do OEM initialization.
4-3-3-2     Initialize interrupt controller.
4-3-3-3     Read in bootstrap code.
4-3-3-4     Initialize all vectors.
4-3-4-1     Boot the Flash program.
4-3-4-2     Initialize the boot device.
4-3-4-3     Boot code was read OK.
two-tone siren     Low CPU Fan speed, Voltage Level issue

ASUS BIOS Beep Descrizione

Un beep breve> VGA rilevata/Nessuna tastiera rilevata
Due beep corti > Quando si utilizza Crashfree per recuperare il BIOS, il nuovo BIOS è riconosciuto con successo
Un beep continuo seguito da due beep corti poi una pausa (ripetuto)> Nessuna memoria rilevata
Un beep continuo seguito da tre beep corti> Nessuna VGA rilevata
Un beep continuo seguito da quattro corti> Guasto di una componente hardware

in caso di errore CMOS Checksum Error staccare la batteria a tampone e controllare se sia guasta oppure sostituire


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