2 Troubleshooting Procedures
2.3 Power Supply Troubleshooting
2-10 [CONFIDENTIAL]
Satellite A50S/TECRA A3X Maintenance Manual (960-534)
E5V output (P61)
Error code
Meaning
50h
E5V voltage is over 6.00V when the computer is powered on/off.
51h
E5V voltage is 4.50V or less when the computer is powered on.
52h
E5V voltage is 4.50V or less when the computer is booting up.
53h
E5V voltage is over 4.50V when the computer is powered off. (EV power
is off)
54h
E5V voltage is 4.50V or less when the computer is powered off. (EV
power is on)
E3V output (P62)
Error code
Meaning
60h
E3V voltage is over 3.96V when the computer is powered on/off.
61h
E3V voltage is 2.81V or less when the computer is powered on.
62h
E3V voltage is 2.81V or less when the computer is booting up.
63h
E3V voltage is over 2.81V when the computer is powered off. (EV
power is off)
64h
E3V voltage is 2.81V or less when the computer is powered off. (EV
power is on)
1R5-E1V output (P63: MUX_CH0)
Error code
Meaning
70h
1R5-E1V voltage is over 1.80V when the computer is powered on/off.
71h
1R5-E1V voltage is 1.275V or less when the computer is powered on.
72h
1R5-E1V voltage is 1.275V or less when the computer is booting up.
73h
1R5-E1V voltage is over 1.275V when the computer is powered off.
(EV power is off)
1R8-B1V output (P64)
Error code
Meaning
80h
1R8-B1V voltage is over 3.00V when the computer is powered on/off.
81h
1R8-B1V voltage is 1.53V or less when the computer is powered on.
82h
1R8-B1V voltage is 1.53V or less when the computer is booting up.
83h
1R8-B1V voltage is over 1.53V when the computer is powered off.
84h
1R8-B1V voltage is 1.53V or less when the computer is powered off.
(BV power is on)
Summary of Contents for Tecra A3X
Page 10: ...x CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 16: ...1 Hardware Overview 1 vi CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 51: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 105: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 110: ...3 Tests and Diagnostics 3 vi CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...
Page 217: ... CONFIDENTIAL Chapter 4 Replacement Procedures ...
Page 337: ... CONFIDENTIAL Appendices ...
Page 338: ...Appendices App ii CONFIDENTIAL Satellite A50S TECRA A3X Maintenance Manual 960 534 ...