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2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
QOSMIO G50 Maintenance Manual (960-683) [CONFIDENTIAL] 2-13
E3V output
Error code Meaning
60h E3V voltage is over 3.96V.
61h E3V voltage is under 2.81V when the computer is powered on.
62h E3V voltage is under 2.81V when the computer is booting up.
64h E3V voltage is under 2.81V when EV power is maintained.
1R5-P1V output
Error code Meaning
70h 1R5-P1V voltage is over 1.80V.
71h 1R5-P1V voltage is under 1.28V when the computer is powered on.
72h 1R5-P1V voltage is under 1.28V when the computer is booting up.
1R8-B1V
Error code Meaning
80h 1R8-B1V voltage is over 2.16V.
81h 1R8-B1V voltage is under 1.53V when the computer is powered on.
82h 1R8-B1V voltage is under 1.53V when the computer is booting up.
84h 1R8-B1V voltage is under 1.53V when BV power is maintained.
PPV output
Error code Meaning
90h PPV voltage is over 1.56V.
91h PPV voltage is under 0.27V when the computer is powered on.
92h PPV voltage is under 0.27V when the computer is booting up.