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.
Summary of Contents for M400 - Portege - Core 2 Duo 1.83 GHz
Page 10: ...x CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 43: ... CONFIDENTIAL Chapter 2 Troubleshooting ...
Page 44: ...2 Troubleshooting 2 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 2 ...
Page 48: ...2 Troubleshooting 2 vi CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 113: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 114: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 217: ...3 31 SETUP 3 Tests and Diagnostics PORTEGE M400 Maintenance Manual 960 541 CONFIDENTIAL 3 99 ...
Page 232: ...3 Tests and Diagnostics 3 31 SETUP 3 114 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 233: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 234: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 4 ...
Page 333: ... CONFIDENTIAL Appendices ...
Page 334: ...Appendices App ii CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 354: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...
Page 398: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL PORTEGE M400 Maintenance Manual 960 541 ...