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2.3 Power Supply Troubleshooting
E3V output
Error code Meaning
60h
61h
62h
64h
1R5-E1V output
Error code Meaning
70h
71h
72h
73h
1R8-B1V
Error code Meaning
80h
81h
82h
84h
PPV output
Error code Meaning
90h
91h
92h
QOSMIO G40 Maintenance Manual (960-632)
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E3V voltage is over 3.96V.
E3V voltage is under 2.81V when the computer is powered on.
E3V voltage is under 2.81V when the computer is booting up.
E3V voltage is under 2.81V when EV power is maintained.
1R5-E1V voltage is over 1.80V.
1R5-E1V voltage is under 1.275V when the computer is powered on.
1R5-E1V voltage is under 1.275V when the computer is booting up.
1R5-E1V voltage is over 1.275V when EV power is maintained.
1R8-B1V voltage is over 2.16V.
1R8-B1V voltage is under 1.53V when the computer is powered on.
1R8-B1V voltage is under 1.53V when the computer is booting up.
1R8-B1V voltage is under 1.53V when BV power is maintained.
PPV voltage is over 1.80V.
PPV voltage is under 0.32V when the computer is powered on.
PPV voltage is under 0.32V when the computer is booting up.
2 Troubleshooting Procedures
[CONFIDENTIAL]
2-13
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Troubleshooting
