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  • Edited by Tong Su and 5 others

  • Edited

A switching system is used to provide and control the service for cell phone.At the same time, it also produces the charging record of cell phone. It also has the interface with radio devices.


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EditSteps

  1. 1
    Erect the rack.
  2. 2
    Fix the rack.
  3. 3
    Install the frame after fixing the rack.
  4. 4
    Label the frame A to E from top to bottom.
  5. 5
    Install the cable in the back of frame from left to right.
  6. 6
    Check whether every cable's position is right.
  7. 7
    Insert the module into the frame A along the slot from left to right.
  8. 8
    Confirm that no module is left after checking the module list.
  9. 9
    Install the power cable on the rack.
  10. 10
    Test the voltage of power. The range of power must be between 50 and 4.
  11. 11
    Install all the fuses on the top of rack.
  12. 12
    Turn the power on.
  13. 13
    Check whether all the light of the modules is lit.
  14. 14
    Turn the power off.
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EditTips

  • Before installing the switching system, all the parts list should be on the hand.

EditWarnings

  • Before installing the module, the static wrist must be worn.
  • Don't touch the power cable by hand, this may bring critical harm to health and life.

Article Info

Categories: Stub | Install & Uninstall Software

Recent edits by: Flickety, TechEnthusiast(Mike), Teresa

Thanks to all authors for creating a page that has been read 549 times.

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