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2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
E3V output
Error code Meaning
A0h E3V voltage is over 3.96V when the computer is powered on/off.
A1h E3V voltage is 2.81V or less when the computer is powered on.
A2h E3V voltage is 2.81V or less when the computer is booting up.
A3h E3V voltage is 2.81V or more when the computer is powered off.
A4h E3V voltage is 2.81V or less when the computer is suspended.
2R5-P2V output
Error code Meaning
B0h 2R5-P2V voltage is over 3.00V when the computer is powered on/off.
B1h 2R5-P2V voltage is 1.53V or less when the computer is powered on.
B2h 2R5-P2V voltage is 1.53V or less when the computer is booting up.
B3h 2R5-P2V voltage is 1.53V or more when the computer is powered off.
PGV output
Error code Meaning
C0h PGV voltage is over 1.62V when the computer is powered on/off.
C1h PGV voltage is 0.68V or less when the computer is powered on.
C2h PGV voltage is 0.68V or less when the computer is booting up.
C3h PGV voltage is 0.68V or more when the computer is powered off.
C4h PGV voltage is 0.68V or less while the computer is suspended.
1R25-B1V output
Error code Meaning
D0h 1R25-B1V voltage is over 1.50V when the computer is powered on/off.
D1h 1R25-B1V voltage is 1.063V or less when the computer is powered on.
D2h 1R25-B1V voltage is 1.063V or less when the computer is booting up.
D3h 1R25-B1V voltage is 1.063V or more when the computer is powered off.
D4h 1R25-B1V voltage is 1.063V or less while the computer is suspended.
2-12 QOSMIO F10 Maintenance Manual (960-498)