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)

Page 48
Image 48
Toshiba R100 manual Troubleshooting Power Supply Troubleshooting, 1R2-P1V output