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2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
E5V output
Error code Meaning
90h E5V voltage is over 6.00V when the computer is powered on/off.
91h E5V voltage is 4.50V or less when the computer is powered on.
92h E5V voltage is 4.50V or less when the computer is booting up.
93h E5V voltage is 4.50V or more when the computer is powered off.
94h E5V voltage is 4.50V or less when the computer is suspended.
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.
PPV output
Error code Meaning
B0h PPV voltage is over 1.56V when the computer is powered on/off.
B1h PPV voltage is 0.68V or less when the computer is powered on.
B2h PPV voltage is 0.68V or less when the computer is booting up.
B3h PPV voltage is 0.68V or more when the computer is powered off.
1R2-P1V output
Error code Meaning
C0h 1R2-P1V voltage is over 1.44V when the computer is powered on/off.
C1h 1R2-P1V voltage is 1.02V or less when the computer is powered on.
C2h 1R2-P1V voltage is 1.02V or less when the computer is booting up.
C3h 1R2-P1V voltage is 1.02V or more when the computer is powered off.
C4h 1R2-P1V voltage is 1.02V or less when the computer is suspended.
Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445) 2-11