Toshiba PORTEGE M400 Maintenance Manual page 155

2.3 Power Supply Troubleshooting
PPV output (P65_CH1)
Error code
D0h
D1h
D2h
PTV output (P66_CH1)
Error code
E0h
E1h
E2h
Check 3 In the case of error code 10h or 12h, go to Procedure 3.
Check 4 In the case of error code 2*h, go to Check 3 of Procedure 3.
Check 5 For any other errors, go to Procedure 5.
PORTEGE M400 Maintenance Manual (960-541)
Meaning
PPV voltage is over 1.80V.
PPV voltage is 0.32V or less when the computer is powered on.
PPV voltage is 0.32V or less at booting up.
Meaning
PTV voltage is over 1.32V.
PTV voltage is 0.85V or less when the computer is powered on.
PTV voltage is 0.85V or less at booting up.
[CONFIDENTIAL]
2 Troubleshooting
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