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2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting
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 when the computer is suspended.
2R5-B2V output
Error code Meaning
C0h 2R5-B2V voltage is over 3.00V when the computer is powered on/off.
C1h 2R5-B2V voltage is 2.125V or less when the computer is powered on.
C2h 2R5-B2V voltage is 2.125V or less when the computer is booting up.
C3h 2R5-B2V voltage is 2.125V or more when the computer is powered off.
C4h 2R5-B2V voltage is 2.125V or less when the computer is suspended.
2-12 Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445)