2.3 Power Supply Troubleshooting
2 Troubleshooting
TECRA M4 Maintenance Manual (960-521)
[CONFIDENTIAL]
2-13
E3V output (P64)
Error code
Meaning
C0h
E3V voltage is over 3.96V when the computer is powered on.
C1h
E3V voltage is 2.81V or less when the computer is powered on.
C2h
E3V voltage is 2.81V or less when the computer is booting up.
C3h
E3V voltage is 2.81V or more when the computer is powered off.
C4h
E3V voltage is 2.81V or less while the computer is suspended.
PTV output (P65 : MUX_CH1)
Error code
Meaning
D0h
PTV voltage is over 1.26V when the computer is powered on.
D1h
PTV voltage is 0.89V or less when the computer is powered on.
D2h
PTV voltage is 0.89V or less when the computer is booting up.
D3h
PTV voltage is 0.89V or more when the computer is powered off.
D4h
PTV voltage is 0.89V or less while the computer is suspended.
1R9-B1V output (P66 : MUX_CH1)
Error code
Meaning
E0h
1R9-B1V voltage is over 2.4V when the computer is powered on.
E1h
1R9-B1V voltage is 1.53V or less when the computer is powered on.
E2h
1R9-B1V voltage is 1.53V or less when the computer is booting up.
E3h
1R9-B1V voltage is 1.53V or more when the computer is powered off.
E4h
1R9-B1V voltage is 1.53V or less while the computer is suspended.
Summary of Contents for Tecra M4
Page 10: ...x CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 1 Hardware Overview ...
Page 51: ...1 Hardware Overview 1 8 AC Adapter 1 36 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 52: ... CONFIDENTIAL Chapter 2 Troubleshooting ...
Page 53: ...2 Troubleshooting 2 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 2 ...
Page 57: ...2 Troubleshooting 2 vi CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 114: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 115: ...3 Tests and Diagnostics 3 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 119: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 223: ...3 Tests and Diagnostics 3 30 SETUP 3 104 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 224: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 225: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 4 ...
Page 300: ...4 Replacement Procedures 4 29 Digitizer 4 70 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 320: ... CONFIDENTIAL Appendices ...
Page 321: ...Appendices App ii CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 341: ...Appendices Appendix B Board Layout B 8 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 379: ...Appendices Appendix E Key Layout E 2 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...
Page 387: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA M4 Maintenance Manual 960 521 ...