Toshiba PORTEGE M400 User Manual

Page 61

2.3 Power Supply Troubleshooting

2 Troubleshooting

PORTEGE M400 Maintenance Manual (960-541)

[CONFIDENTIAL]

2-13

PPV output (P65_CH1)

Error code

Meaning

D0h

PPV voltage is over 1.80V.

D1h

PPV voltage is 0.32V or less when the computer is powered on.

D2h

PPV voltage is 0.32V or less at booting up.

PTV output (P66_CH1)

Error code

Meaning

E0h

PTV voltage is over 1.32V.

E1h

PTV voltage is 0.85V or less when the computer is powered on.

E2h

PTV voltage is 0.85V or less at booting up.

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.