Toshiba satellite A20 series Maintenance Manual page 63

2.3 Power Supply Troubleshooting
EMV output
Error code
80h
81h
82h
83h
84h
2R5-E2V output
Error code
90h
91h
92h
93h
94h
1R25-B1V output
Error code
A0h
A1h
A2h
A3h
A4h
Satellite A20 Maintenance Manual (960-444)
EMV voltage is over 3.00V when the computer is powered on/off.
EMV voltage is 1.53V or less when the computer is powered on.
EMV voltage is 1.53V or less when the computer is booting up.
EMV voltage is 1.53V or more when the computer is powered off.
EMV voltage is 1.53V when the computer is suspended.
2R5-E2V voltage is over 3.00V when the computer is powered on/off.
2R5-E2V voltage is 2.125V or less when the computer is powered on.
2R5-E2V voltage is 2.125V or less when the computer is booting up.
2R5-E2V voltage is 2.125V or more when the computer is powered off.
2R5-E2V voltage is 2.125V or less when the computer is suspended.
1R25-B1V voltage is over 1.50V when the computer is powered on/off.
1R25-B1V voltage is 1.063V or less when the computer is powered on.
1R25-B1V voltage is not more than 1.063V when the computer is booting
up.
1R25-B1V voltage is 1.063V or less when the computer is powered off.
1R25-B1V voltage is 1.063V or less when the computer is suspended.
2 Troubleshooting Procedures
Meaning
Meaning
Meaning
2-13