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Locations movie - ThinkCentre A51p (type 8422, 8423, 8427) / ThinkCentre M51 (type 8143, 8144, 8146)

Movie player help



Text of the audio portion of this movie

Located on the front of the system are:

  • Two 5.25 inch media bays, one bay is occupied with an optical drive.
  • Two 3.5 inch drive bays for removable media or hard disk drives, one is occupied with a 3.5 inch diskette drive.
  • The power control button
  • The power on LED
  • The hard disk drive activity LED and these ports:
    • microphone
    • headphone
    • Two USB ports and space for an optional IEEE 1394
  • Located on the right side is the cover release button and the padlock loop.
  • Located on the rear of the system are the:
    • Power supply diagnostic LED's. The green LED indicates that the power supply is functioning correctly. The yellow LED indicates a power supply fault.
      NOTE: Refer to the HMM for expanded diagnostics information about the power supply LED's.
    • Voltage selection switch and the AC power connector
    • Optional serial connector on some models and these ports:
      • Audio line out
      • Audio line in
      • VGA Monitor
      • Parallel
      • Serial
      • PS/2 keyboard
      • PS/2 mouse
      • Six USB and 10/100/1000 Ethernet
      • 4 expansion slots
      • PCI Express X16 slot
      • PCI Express X1 slot
      • 2 Standard PCI slots
Additional information

Full service video CD available from

Purchase parts online

If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre

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Document ID : PD010527
Legacy Document ID : MIGR-55774
Last Updated :
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