Lenovo NetVista Hardware Maintenance Manual for NetVista 6266, 6270, 6276, 627 - Page 67

Do You Have An Ohm Reading When The Switch Is Pressed And An Open Reading When The Switch Is

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006 - ARE THE VOLTAGES CORRECT AND DOES THE FAN RUN? (YES, READ AHEAD. NO, GO TO STEP 009) The power supply is working normally. If you suspect the on/off switch cable assembly, see Step 003. If the fan continues to run when all connectors are plugged back in, go to "Undetermined Problems" on page 69. If the fan stops running when a drive connector is plugged back in, go to "Start" on page 47. 007 - DO YOU HAVE AN OHM READING WHEN THE SWITCH IS PRESSED AND AN OPEN READING WHEN THE SWITCH IS RELEASED? (YES, READ AHEAD. NO, GO TO STEP 008) Replace the on/off switch cable assembly. 008 - Replace the system board. End. 009 Replace the power supply. End. 67

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67
006 -
ARE THE VOLTAGES CORRECT AND DOES THE FAN RUN? (YES, READ AHEAD. NO, GO TO STEP 009)
±
The power supply is working normally.
±
If you suspect the on/off switch cable assembly, see Step 003.
±
If the fan continues to run when all connectors are plugged back in, go to “Undetermined Problems” on page 69. If the fan stops
running when a drive connector is plugged back in, go to "Start" on page 47.
007 -
DO YOU HAVE AN OHM READING WHEN THE SWITCH IS PRESSED AND AN OPEN READING WHEN THE SWITCH IS
RELEASED? (YES, READ AHEAD. NO, GO TO STEP 008)
±
Replace the on/off switch cable assembly.
008 -
±
Replace the system board.
±
End.
009 -
±
Replace the power supply.
±
End.