Beep Codes*

POST Description

3-4-4-1

Clear parity checkers.

3-4-4-2

Display MultiBoot menu.

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.

4-1-1-2

Initialize POST Error Manager (PEM).

4-1-1-3

Initialize error logging.

4-1-1-4

Initialize error display function.

4-1-2-1

Initialize system error handler.

4-1-2-2

PnPnd dual CMOS (optional).

4-1-2-3

Initialize note dock (optional).

4-1-2-4

Initialize note dock late.

4-1-3-1

Force check (optional).

4-1-3-2

Extended checksum (optional).

4-1-3-3

Redirect Int 15h to enable remote keyboard.

4-1-3-4

Redirect Int 13h to Memory Technologies Devices such as ROM, RAM, PCMCIA, and serial disk.

4-1-4-1

Redirect Int 10h to enable remote serial video.

4-1-4-2

Re-map I/O and memory for PCMCIA.

4-1-4-3

Initialize digitizer and display message.

4-2-1-3

Unknown interrupt.

4-3-1-1

Initialize the chipset.

4-3-1-2

Initialize the bridge.

4-3-1-3

Initialize the CPU.

4-3-1-4

Initialize system timer.

4-3-2-1

Initialize system I/O.

4-3-2-2

Check force recovery boot.

4-3-2-3

Checksum BIOS ROM.

4-3-2-4

Go to BIOS.

4-3-3-1

Set Huge Segment.

4-3-3-2

Initialize Multi Processor.

4-3-3-3

Initialize OEM special code.

4-3-3-4

Initialize PIC and DMA.

4-3-4-1

Initialize Memory type.

4-3-4-2

Initialize Memory size.

4-3-4-3

Shadow Boot Block.

4-3-4-4

System memory test.

4-4-1-1

Initialize interrupt vectors.

4-4-1-2

Initialize Run Time Clock.

4-4-1-3

Initialize video.

4-4-1-4

Initialize System Management Manager.

4-4-2-1

Output one beep.

4-4-2-2

Clear Huge Segment.

4-4-2-3

Boot to Mini DOS.

4-4-2-4

Boot to Full DOS.

1 long,

Improper video configuration (reprogram EEPROM) or external ROM checksum failure.

2 short

 

3-22 Troubleshooting and Diagnostics

Service Manual

Page 156 Page 158
Page 157
Image 157
HP 2151EU, 2500, 2186AF, 2183AF, 2182AT, 2182AF, 2180EA, 2180AF, 2180CA, 2179AF, 2178EA, 2178CL, 2178AF, 2177AF Clear parity checkers
Page 156 Page 158

2547EA, 2552AI, 2541AH, 2543AH, 2561AI specifications

The HP 2115AP, 2106AP, 2105AP, 2143EA, and 2143AC are noteworthy printers that cater to a variety of printing needs, combining advanced technologies with user-friendly features. These models are particularly suited for small businesses and home offices, offering reliable performance and impressive print quality.

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