Toshiba TECRA A8 series Maintenance Manual page 63

2.3 Power Supply Troubleshooting
TECRA A8 /Satellite Pro A120 Maintenance Manual (960-573)
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E5V output
Error code
50h E5V voltage is over 6.00V when the computer is powered on/off.
51h E5V voltage is under 4.50V when the computer is powered on.
52h E5V voltage is under 4.50V when the computer is booting up.
54h E5V voltage is under 4.50V when EV power is maintained and
OUTV1=EV is designated.
E3V output
Error code
60h E3V voltage is over 3.96V when the computer is powered on/off.
61h E3V voltage is under 2.81V when the computer is powered on.
62h E3V voltage is under 2.81V when the computer is booting up.
64h E3V voltage is under 2.81 V when EV power is maintained and
OUTV2=EV is designated.
PMV output
Error code
70h PMV voltage is over 1.44V when the computer is powered on/off.
71h PMV voltage is under 0.85V when the computer is powered on.
72h PMV voltage is under 0.85V when the computer is booting up.
1R8-B1V output
Error code
80h 1R8-B1V voltage is over 2.16V when the computer is powered on/off.
81h 1R8-B1V voltage is under 1.53V when the computer is powered on.
82h 1R8-B1V voltage is under 1.53V when the computer is booting up.
84h 1R8-B1V voltage is under 1.53V when BV power is maintained and
OUTV４=BV is designated.
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2 Troubleshooting Procedures
Meaning
Meaning
Meaning
Meaning
[CONFIDENTIAL] 2-15