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Acer Aspire X3950 - User Manual

Acer Aspire X3950
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Acer
Aspire X3950/X5950
Service Guide
PRINTED IN TAIWAN

Table of Contents

Questions and Answers

  • A
    annalexanderAug 19, 2025
    How to fix Acer Aspire X3950 Desktop when it will not power on?
    • B
      Bethany BradleyAug 20, 2025
      If your Acer Desktop system won't power on, ensure the power cable is properly connected to both the system and the AC power source. Also, verify that the voltage selector switch is set to the correct voltage.
  • P
    Patricia PetersAug 21, 2025
    Why am I getting a 'Keyboard Error' on my Acer Desktop?
    • G
      Gwendolyn PriceAug 22, 2025
      If you encounter a 'Keyboard Error' on your Acer Desktop, it means the keyboard is either not connected or the hardware isn't responding during keyboard controller initialization.
  • M
    Ms. Megan RayAug 25, 2025
    What to do if my Acer Aspire X3950 says 'CMOS Battery Low'?
    • K
      Kelly SchneiderAug 25, 2025
      If your Acer Desktop displays 'CMOS Battery Low', this indicates that the CMOS battery is low and needs to be replaced.
  • C
    carolinechanAug 26, 2025
    How to resolve CMOS Checksum Bad error on Acer Desktop?
    • L
      Luke JamesAug 26, 2025
      If you receive a 'CMOS Checksum Bad' error on your Acer Desktop, it indicates that the CMOS data has been altered or is malfunctioning. You can typically resolve this issue by using AMIBIOS Setup.
  • T
    Tiffany ShawAug 28, 2025
    What does 'Drive Not Ready' mean on Acer Desktop?
    • J
      James WrightAug 28, 2025
      If your Acer Desktop displays 'Drive Not Ready', this is often because there is no media present in the drive.
  • J
    Janet StoneAug 29, 2025
    Why does my Acer Aspire X3950 say 'Primary/Secondary Hard Disk Error'?
    • W
      William ParkerAug 29, 2025
      If your Acer Desktop displays 'Primary Master Hard Disk Error', 'Primary Slave Hard Disk Error', 'Secondary Master Hard Disk Error', or 'Secondary Slave Hard Disk Error', this message typically appears when the BIOS is trying to detect and configure IDE/ATAPI devices during POST.
  • S
    stephanie42Aug 31, 2025
    What does 'CMOS Memory Size Wrong' mean on Acer Desktop?
    • G
      Glenn LeeAug 31, 2025
      If your Acer Desktop displays 'CMOS Memory Size Wrong', this may occur when the hole is set at 512K base memory or when CMOS is corrupted.
  • H
    heidiallisonSep 2, 2025
    What does 'Checking NVRAM..Update Failed' mean on Acer Aspire X3950 Desktop?
    • N
      nathan63Sep 3, 2025
      If you see 'Checking NVRAM..Update Failed' on your Acer Desktop, it means the FLASH part is write-protected or there is no FLASH part (System uses a PROM or EPROM).
  • A
    Anthony StewartSep 4, 2025
    What does 'BootSector Write !!' mean on my Acer Aspire X3950?
    • N
      Nathaniel GarciaSep 5, 2025
      If your Acer Desktop shows 'BootSector Write !!', this is flagged as possible virus activity.
  • A
    Arthur EstradaSep 7, 2025
    Why does my Acer Aspire X3950 Desktop show 'A: Drive Error' or 'B: Drive Error'?
    • I
      itylerSep 7, 2025
      If your Acer Desktop displays ‘A: Drive Error’ or ‘B: Drive Error’, this may be due to a bad cable or a faulty diskette drive.

Summary

Chapter 2 System Utilities

CMOS Setup Utility

Accessing and using the CMOS Setup Utility for system configuration.

Chapter 3 System Disassembly

Removing the Side Panel

Step-by-step instructions on how to remove the side panel.

Removing the Processor

Guide on how to remove the CPU from the motherboard socket.

Removing the Mainboard

Step-by-step guide on how to remove the motherboard from the chassis.

Chapter 4 System Troubleshooting

Hardware Diagnostic Procedure

General procedure for diagnosing hardware problems using diagnostic tests.

Error Messages

Describes various error messages encountered during POST.

Beep Codes

Explains beep codes indicating serious or fatal errors before video initialization.

Chapter 5 System Block Diagram and Board Layout

Acer Aspire X3950 Specifications

General IconGeneral
Tcase72.6 °C
Bus typeDMI
SteppingC2
Processor cache4 MB
Processor cores2
Processor modeli3-530
System bus rate2.5 GT/s
Processor familyIntel® Core™ i3
Processor seriesIntel Core i3-500 Desktop Series
Processor socketLGA 1156 (Socket H)
Processor threads4
Processor codenameClarkdale
Processing Die size81 mm²
Processor frequency2.93 GHz
Processor cache typeSmart Cache
Processor lithography32 nm
Processor manufacturerIntel
Processor front side bus- MHz
PCI Express slots version2.0
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations1x16, 2x8
Thermal Design Power (TDP)73 W
Number of processors installed1
CPU multiplier (bus/core ratio)22
Maximum number of PCI Express lanes16
Memory types supported by processorDDR3 1066/1333
Number of Processing Die Transistors382 M
Memory bandwidth supported by processor (max)21 GB/s
Maximum internal memory supported by processor16 GB
Product typePC
Motherboard chipsetIntel® H57 Express
Networking featuresGigabit Ethernet
Graphics card familyNVIDIA
Memory slots4x DIMM
Internal memory4 GB
Memory channelsDual-channel
Memory clock speed1333 MHz
Internal memory typeDDR3-SDRAM
Maximum internal memory8 GB
Memory layout (slots x size)- GB
HDD interfaceSATA
Optical drive type-
Card reader integratedYes
Total storage capacity320 GB
Discrete graphics card model315
Maximum graphics card memory0.5 GB
On-board graphics card modelIntel® HD Graphics
On-board graphics card base frequency733 MHz
Operating system installedWindows 7 Home Premium
Headphone outputs3
USB 2.0 ports quantity11
Firewire (IEEE 1394) ports0
Power supply220 W
Chassis typeSFF
Product colorBlack
Processor ARK ID46472
Processor package size37.5 x 37.5 mm
Graphics & IMC lithography45 nm
Supported instruction setsSSE4.2
Physical Address Extension (PAE)36 bit
Weight and Dimensions IconWeight and Dimensions
Depth371 mm
Width100 mm
Height265 mm

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