2 Troubleshooting Procedures

2.3 Power Supply Troubleshooting

 

PGV output

 

 

 

 

 

 

 

 

 

Error code

 

Meaning

 

 

 

 

 

 

80h

PGV voltage is over 1.92V when the computer is powered on/off.

 

 

 

 

 

 

81h

PGV voltage is 0.68V or less when the computer is powered on.

 

 

 

 

 

 

82h

PGV voltage is 0.68V or less when the computer is booting up.

 

 

 

 

 

 

83h

PGV voltage is 0.68V or more when the computer is powered off.

 

 

 

 

 

 

84h

PGV voltage is 0.68V or less 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 4.50V or less when the computer is powered on.

 

 

 

 

 

 

92h

E5V voltage is 4.50V or less when the computer is booting up.

 

 

 

 

 

 

 

93h

E5V voltage is 4.50V or more

when the computer is powered off.

 

 

 

 

 

 

94h

E5V voltage is 4.50V or less when the computer is suspended.

 

 

 

 

 

 

E3V output

 

 

 

 

 

 

 

 

 

Error code

 

Meaning

 

 

 

 

 

 

A0h

E3V voltage is more than 3.96V when the computer is powered on/off.

 

 

 

 

 

 

A1h

E3V voltage is 2.81V or less when the computer is powered on.

 

 

 

 

 

 

A2h

E3V voltage is 2.81V or less when the computer is booting up.

 

 

 

 

 

 

A3h

E3V voltage is 2.81V or more when the computer is powered off.

 

 

 

 

 

 

A4h

E3V voltage is 2.81V or less when the computer is suspended.

 

 

 

 

 

 

1R2-PIV output

 

 

 

 

 

 

 

 

 

Error code

 

Meaning

 

 

 

 

 

 

B0h

1R2-PIV voltage is over 1.44V.

 

 

 

 

 

 

B1h

1R2-PIV voltage is 1.02V or less when the computer is powered on.

 

 

 

 

 

 

B2h

1R2-PIV voltage is 1.02V or less when the computer is booting up.

 

 

 

 

 

 

B3h

1R2-PIV voltage is 1.02V or more when the computer is powered off.

 

 

 

 

 

 

2-10

TECRA M1 Maintenance Manual (960-436)

Page 66
Image 66
Toshiba tecra m1 manual PGV output