2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting
PPV output
Error code Meaning
80h PPV voltage is over 1.92 V, when the computer is powered on/off.
81h PPV voltage is 0.64 V or under, when the computer is powered on.
82h PPV voltage is 0.64 V or under, when the computer is booting up.
83h PPV voltage is 0.64 V or over, when the computer is powered off.
84h PPV voltage is 0.64 V or under, when the computer is suspended.
E5V output
Error code Meaning
90h E5V voltage is over 6.00V, when the computer is powered on/off.
91h E5V voltage is 4.50 V or under, when the computer is powered on.
92h E5V voltage is 4.50 V or under, when the computer is booting up.
93h E5V voltage is 4.50 V or over, when the computer is powered off.
94h E5V voltage is 4.50 V or under, when the computer is suspended.
E3V output
Error code Meaning
A0h E3V voltage is over 3.96 V, when the computer is powered on/off.
A1h E3V voltage is 2.81 V or under, when the computer is powered on.
A2h E3V voltage is 2 .81 V or under, when the computer is booting up.
A3h E3V voltage is 2.81 V or over, when the computer is powered off.
A4h E3V voltage is 2.81 V or under when the computer is suspended.
FAN12V-PXP output (CH1)
Error code Meaning
B0h FAN12V-PXP voltage is over 16.8 V, when the computer is powered
on/off.
B1h FAN12V-PXP voltage is 0.00 V or under, when the computer is
powered on.
B2h FAN12V-PXP voltage is 0.00 V or under, when the computer is booting
up.
B3h FAN12V-PXP voltage is 0.00 V or over, when the computer is powered
off.
2-12 Satellite A40 Maintenance Manual (960-458)