2 Troubleshooting Procedures
2-12
[CONFIDENTIAL]
PORTEGE R400 Maintenance Manual (960-623)
PPV output
Error code
Meaning
90h
PPV voltage is over 1.80V when the computer is powered on/off.
91h
PPV voltage is under 0.32V when the computer is powered on.
92h
PPV voltage is under 0.32V when the computer is booting up.
PTV output
Error code
Meaning
A0h
PTV voltage is over 1.26V when the computer is powered on/off.
A1h
PTV voltage is under 0.89V when the computer is powered on.
A2h
PTV voltage is under 0.89V when the computer is booting up.
1R5-E1V output
Error code
Meaning
B0h
1R5-E1V voltage is over 1.80V when the computer is powered on/off.
B1h
1R5-E1V voltage is under 1.275V when the computer is powered on.
B2h
1R5-E1V voltage is under 1.275V when the computer is booting up.
B4h
1R5-E1V voltage is under 1.275V when EV power is maintained and
OUTV7=EV is designated.
1R8-B1V output
Error code
Meaning
C0h
1R8-B1V voltage is over 2.16V when the computer is powered on/off.
C1h
1R8-B1V voltage is under 1.53V when the computer is powered on.
C2h
1R8-B1V voltage is under 1.53V when the computer is booting up.
C4h
1R8-B1V voltage is under 1.53V when BV power is maintained and
OUTV8=BV is designated.
PPV output
Error code
Meaning
D0h
PPV voltage is over 1.80V when the computer is powered on/off.
D1h
PPV voltage is under 0.32V when the computer is powered on.
D2h
PPV voltage is under 0.32V when the computer is booting up.
Summary of Contents for Portege R400 Series
Page 10: ...x CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 35: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 36: ...2 Troubleshooting Procedures 2 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 106: ...2 Troubleshooting Procedures 2 68 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 107: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 108: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 3 ...
Page 112: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 214: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 215: ...4 Replacement Procedures 4 ii CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 4 ...
Page 219: ...4 Replacement Procedures 4 vi CONFIDENTIAL PORTÉGÉ R400 Maintenance Manual 960 623 ...
Page 294: ... CONFIDENTIAL Appendices ...
Page 295: ...Appendices App ii CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 303: ...Appendices App x CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 321: ...Appendices Appendix B Board Layout B 12 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 359: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL PORTEGE R400 Maintenance Manual 960 623 ...
Page 369: ...Appendices Appendix I Reliability 2 CONFIDENTIAL PORTEGE R4000 Maintenance Manual 960 623 ...