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Packard Bell oneTwo L5851 - User Manual

Packard Bell oneTwo L5851
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Packard Bell oneTwo M3850 / oneTwo M3851 /
oneTwo L5850 / oneTwo L5851
All-In-One Computer Service Guide
PRINTED IN TAIWAN
Service guide files and updates are available
on the Acer/CSD web site; for more
information, go to http://csd.acer.com.tw

Table of Contents

Questions and Answers

  • O
    Omar BurnettSep 12, 2025
    What does 'S.M.A.R.T. Capable but Command Failed' mean on Packard Bell Desktop?
    • J
      Jon ClarkSep 12, 2025
      This message on your Packard Bell Desktop means that the BIOS tried to send a S.M.A.R.T. message to a hard disk, but the command transaction failed. S.M.A.R.T. failure messages may indicate the need to replace the hard disk.
  • J
    Jesus WallaceAug 25, 2025
    What does 'S.M.A.R.T. Status BAD, Backup and Replace' mean on Packard Bell oneTwo L5851?
    • T
      Terry HowardAug 25, 2025
      This message from your Packard Bell Desktop indicates that a S.M.A.R.T. capable hard disk has detected an imminent failure. The BIOS tried to send a S.M.A.R.T. message to a hard disk, but the command transaction failed.
  • T
    teresa35Aug 25, 2025
    What does 'Primary Slave Hard Disk Error' mean on Packard Bell oneTwo L5851?
    • K
      Kelly ConnerAug 26, 2025
      This message on Packard Bell Desktop typically shows up when the BIOS is trying to detect and configure IDE/ATAPI devices in POST, but the IDE/ATAPI device configured as Primary Slave could not be properly initialized by the BIOS.
  • K
    Karen RangelSep 23, 2025
    What does 'NVRAM Checksum Bad, NVRAM Cleared' mean on Packard Bell oneTwo L5851 Desktop?
    • T
      Troy RobinsonSep 23, 2025
      There was an error in while validating the NVRAM data on your Packard Bell Desktop.
  • D
    David SchwartzSep 12, 2025
    What does 'S.M.A.R.T. Command Failed' mean on Packard Bell oneTwo L5851 Desktop?
    • M
      Matthew BallardSep 12, 2025
      This message from your Packard Bell Desktop means that the BIOS tried to send a S.M.A.R.T. message to a hard disk, but the command transaction failed. S.M.A.R.T. failure messages may indicate the need to replace the hard disk.
  • F
    Francis CookSep 16, 2025
    What does 'Insert BOOT diskette in A:' mean on Packard Bell oneTwo L5851?
    • C
      Charles Casey DVMSep 17, 2025
      This message on your Packard Bell Desktop indicates that the BIOS attempted to boot from the A: drive but could not find a proper boot diskette.
  • S
    sara18Sep 5, 2025
    What does '3rd Master Drive - ATAPI Incompatible' mean on Packard Bell oneTwo L5851?
    • C
      Christine JohnsonSep 5, 2025
      This message on your Packard Bell Desktop means that the IDE/ATAPI device configured as Master in the 3rd IDE controller failed an ATAPI compatibility test. This message is typically displayed when the BIOS is trying to detect and configure IDE/ATAPI devices in POST.
  • K
    Kristina BrightSep 5, 2025
    What does '3rd Slave Drive - ATAPI Incompatible' mean on Packard Bell oneTwo L5851?
    • S
      Scott BellSep 6, 2025
      This message on your Packard Bell Desktop means that the IDE/ATAPI device configured as Slave in the 3rd IDE controller failed an ATAPI compatibility test. This message is typically displayed when the BIOS is trying to detect and configure IDE/ATAPI devices in POST.
  • L
    lindseywoodSep 18, 2025
    What does 'NO ROM BASIC' mean on Packard Bell oneTwo L5851?
    • M
      Monica SchroederSep 18, 2025
      This message on your Packard Bell Desktop occurs on some systems when no bootable device can be detected.
  • V
    Vincent RogersAug 30, 2025
    What does '5th Master Hard Disk Error' mean on Packard Bell oneTwo L5851 Desktop?
    • L
      Lauren BarnesAug 30, 2025
      This message on Packard Bell Desktop is typically displayed when the BIOS is trying to detect and configure IDE/ATAPI devices during POST. The IDE/ATAPI device configured as Master in the 5th IDE controller could not be properly initialized by the BIOS.

Summary

Chapter 1 - Features and Specifications

System Features

Lists the main components and their specific features.

Physical Specifications

Details the system's physical dimensions, weight, and form factors.

System Tour

Illustrates the computer's physical outlook, detailing front, left, right, and rear views.

Hardware Specifications

Details processor, chipset, memory, storage, connectivity, audio, webcam, display, and power supply.

Chapter 2 - System Utilities

CMOS Setup Utility

Explains the hardware configuration program for system ROM, including its access and menus.

Chapter 3 - System Disassembly

Disassembly Tools

Lists tools required for component removal and reassembly.

Pre-disassembly Procedure

Steps to follow before starting the disassembly process to ensure safety and preparation.

Component Removal Procedures

Step-by-step guides for safely removing individual computer parts.

Chapter 4 - Troubleshooting

Hardware Diagnostic Procedure

Steps to diagnose hardware issues by gathering detailed symptoms and attempting to reproduce failures.

System Check Procedures

Methods for checking system status, including power and external component inspection.

BIOS and POST Checkpoints

Explains checkpoints as indicators of BIOS/POST status for debugging and error identification.

BIOS Recovery and CMOS Clearing

Procedures for recovering corrupted BIOS and resetting CMOS configuration settings.

Chapter 5 - System Architecture

Block Diagram

Visual representation of the Packard Bell oneTwo computer's core subsystems and their interconnections.

Mainboard Layout

Identification and description of major components on the system's mainboard.

Chapter 6 - Field Replaceable Unit (FRU) List

Exploded Diagram

An illustration showing the breakdown of computer components for identification.

FRU List

A comprehensive list of Field Replaceable Units (FRUs) with part numbers for repair and ordering.

Packard Bell oneTwo L5851 Specifications

General IconGeneral
BrandPackard Bell
ModeloneTwo L5851
CategoryDesktop
LanguageEnglish

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