Toshiba Portege R100 Maintenance Manual - Page 48

Power

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2 Troubleshooting 2.3 Power Supply Troubleshooting 1R2-P1V output Error code Meaning B0h 1R2-P1V voltage is over 1.44V when the computer is powered on. B1h 1R2-P1V voltage is 1.02V or less when the computer is powered on. B2h 1R2-P1V voltage is 1.02V or less when the computer is booting up. B3h 1R2-P1V voltage is 1.02V or less when the computer is powered off. B4h 1R2-P1V voltage is 1.02V or less while the computer is suspended. PTV output Error code Meaning C0h PTV voltage is over 1.426V when the computer is powered on. C1h PTV voltage is 0.89V or less when the computer is powered on. C2h PTV voltage is 0.89V or less when the computer is booting up. C3h PTV voltage is 0.89V or less when the computer is powered off. C4h PTV voltage is 0.89V 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. 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 less when the computer is powered off. D4h 1R25-B1V voltage is 1.063V or less while the computer is suspended. 2R5-B2V output Error code Meaning E0h 2R5-B2V voltage is over 3.00V when the computer is powered on. E1h 2R5-B2V voltage is 2.125V or less when the computer is powered on. E2h 2R5-B2V voltage is 2.125V or less when the computer is booting up. E3h 2R5-B2V voltage is 2.125V or less when the computer is powered off. E4h 2R5-B2V voltage is 2.125V or less while the computer is suspended. 2-12 PPORTEGE R100 Maintenance Manual (960-440)

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2
Troubleshooting
2.3
Power
Supply Troubleshooting
±
1R2-P1V output
Error code
Meaning
B0h
1R2-P1V voltage is over 1.44V when the computer is powered on.
B1h
1R2-P1V voltage is 1.02V or less when the computer is powered on.
B2h
1R2-P1V voltage is 1.02V or less when the computer is booting up.
B3h
1R2-P1V voltage is 1.02V or less when the computer is powered off.
B4h
1R2-P1V voltage is 1.02V or less while the computer is suspended.
±
PTV output
Error code
Meaning
C0h
PTV voltage is over 1.426V when the computer is powered on.
C1h
PTV voltage is 0.89V or less when the computer is powered on.
C2h
PTV voltage is 0.89V or less when the computer is booting up.
C3h
PTV voltage is 0.89V or less when the computer is powered off.
C4h
PTV voltage is 0.89V 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.
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 less when the computer is powered off.
D4h
1R25-B1V voltage is 1.063V or less while the computer is suspended.
±
2R5-B2V output
Error code
Meaning
E0h
2R5-B2V voltage is over 3.00V when the computer is powered on.
E1h
2R5-B2V voltage is 2.125V or less when the computer is powered on.
E2h
2R5-B2V voltage is 2.125V or less when the computer is booting up.
E3h
2R5-B2V voltage is 2.125V or less when the computer is powered off.
E4h
2R5-B2V voltage is 2.125V or less while the computer is suspended.
2-12
PPORTEGE R100 Maintenance Manual (960-440)