Lenovo NetVista IBM PC300 (Type 2169) - Hardware Maintenance Manual (September - Page 103
Do You Have An Ohm Reading When The, Are The Voltages Correct And Does
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006 - ARE THE VOLTAGES CORRECT AND DOES THE FAN RUN? (YES, READ AHEAD. NO, GO TO STEP 009) q The power supply is working normally. q If you suspect the on/off switch cable assembly, see Step 003. q If the fan continues to run when all connectors are plugged back in, go to "Undetermined Problems" on page 104. If the fan stops running when a drive connector is plugged back in, go to "Start" on page 68. 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) q Replace the on/off switch cable assembly. 008 q Replace the system board. q End. 009 q Replace the power supply. q End. 101
101
006 -
ARE THE VOLTAGES CORRECT AND DOES THE
FAN RUN?
(YES, READ AHEAD.
NO, GO TO STEP
009)
q
The power supply is working normally.
q
If you suspect the on/off switch cable assembly, see Step
003.
q
If the fan continues to run when all connectors are plugged
back in, go to “Undetermined Problems” on page 104. If
the fan stops running when a drive connector is plugged
back in, go to "Start" on page 68.
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)
q
Replace the on/off switch cable assembly.
008 -
q
Replace the system board.
q
End.
009 -
q
Replace the power supply.
q
End.