Unsupported Browser Detected

The Lenovo Support website supports Microsoft Internet Explorer 10+, Mozilla Firefox 29+, Chrome 34+ and any other modern web browser.

      Locating parts on the system board - ThinkStation D20 (type 4155, 4158, 4218)

      The following illustration shows the location of the parts on the system board.

      System board parts location

      1. CPU 1 memory slots (6)
      2. Microprocessor and heat sink 1
      3. CPU 1 fan connector
      4. CPU 1 12 V power connector
      5. CPU 1 memory fan connector
      6. Microprocessor and heat sink 2
      7. CPU 2 12 V power connector
      8. 24-pin power connector
      9. CPU 2 fan connector
      10. CPU 2 memory fan connector
      11. CPU 2 memory slots (6)
      12. Power switch/LEDs connector
      13. Auxiliary LED connector
      14. Hard disk drive fan connector
      15. Diskette drive connector
      16. Card reader connector
      17. Front USB connector
      18. Front IEEE 1394 connector
      1. Hard disk drive connectors (5)
      2. Optical drive connectors (3)
      3. Battery
      4. Clear CMOS/Recovery jumper
      5. Thermal sensor connector
      6. Cover presence switch connector
      7. PS/2 keyboard and mouse connector
      8. Internal speaker connector
      9. COM 2 connector
      10. Front audio connector
      11. PCI adapter card slot
      12. PCI Express x16 graphics adapter card slot
      13. PCI Express x4 graphics adapter card slot (x16 mechanical)
      14. PCI adapter card slot
      15. PCI Express x16 graphics adapter card slot
      16. PCI Express x1 adapter card slot
      17. Graphic card power connector
      18. Rear fan connector

       

      Purchase parts online

      Was this information helpful?

      Your feedback helps to improve this site.

      • Alias ID: MIGR-72113
      • Document ID: PD009997
      • Last Updated :17 Jun 2014
      • © 2015 Lenovo