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Power Supply Light
Power Supply light is lit by a signal in the power supply called Power_Good (PG). When the +3.3 V, +5 V,
and +12 Vrails are up and within spec, the PG signal turns on, lighting the self-test LED. By removing the
cable harness in units that do not pass this test, the customer or technician can isolate the failure's cause
to an attached device of the power supply.
NOTE:
If the Power Supply Light is not turned on, the power supply is defective.
Summary of Contents for Vostro 460
Page 4: ...Back to Contents Page Covers Removing The Computer Cover Installing The Computer Cover ...
Page 5: ...Back to Contents Page Front Bezel Removing The Front Bezel Installing Front Bezel ...
Page 6: ...Back to Contents Page Chassis Fan Removing The Chassis Fan Installing The Chassis Fan ...
Page 7: ...Back to Contents Page Hard Drive Removing The Hard Drive Installing The Hard Drive ...
Page 10: ...Back to Contents Page Power Supply Removing The Power Supply Installing Power Supply ...
Page 11: ...Back to Contents Page Video Card Removing The Video Card Installing Video Card ...
Page 12: ...Back to Contents Page Memory Removing The Memory Installing The Memory ...
Page 13: ...Back to Contents Page Cards Removing The Expansion Card Installing The Expansion Card ...
Page 14: ...Back to Contents Page Optical Drive Removing The Optical Drive Installing Optical Drive ...
Page 17: ...Back to Contents Page I O Panel Removing Front I O Panel Installing Front I O Panel ...
Page 19: ...Back to Contents Page System Board Removing The System Board Installing The System Board ...
Page 22: ...Back to Contents Page Contacting Dell Contacting Dell ...
Page 28: ...4 Lift the computer cover away from the computer Related tasks Installing Computer Cover ...
Page 31: ...Related tasks Installing Front Bezel ...
Page 38: ...Related tasks Installing Hard Drive ...
Page 43: ...Related tasks Installing Processor ...
Page 46: ...Related tasks Installing Video Card Holder ...
Page 50: ...9 Lift the power supply out of the computer Related tasks Installing Power Supply ...
Page 54: ...Related tasks Installing Video Card ...
Page 57: ...Related tasks Installing Memory ...
Page 60: ...Related tasks Installing Expansion Card ...
Page 70: ...Related tasks Installing Power Button And Hard Drive Activity LED ...
Page 76: ...Related tasks Installing Coin Cell Battery ...