Toshiba M200-ST2002 Maintenance Manual - Page 50

PGV output P64 : MUX_CH0, E5V output P65 : MUX_CH0, E3V output P66 : MUX_CH0, 1R2-P1V output P63 :

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2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting q PGV output (P64 : MUX_CH0) Error code Meaning 80h PGV voltage is over 1.62V 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. q E5V output (P65 : MUX_CH0) 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 while the computer is suspended. q E3V output (P66 : MUX_CH0) Error code Meaning A0h E3V voltage is over 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 while the computer is suspended. q 1R2-P1V output (P63 : MUX_CH1) Error code Meaning B0h 1R2-P1V voltage is over 1.44V when the computer is powered on. B1h 1R2-P1V voltage is 1.02V or less when the computer is powered on. B2h 1R2-P1V voltage is 1.02V or less when the computer is booting up. B3h 1R2-P1V voltage is 1.02V or more when the computer is powered off. 2-12 Portege M200 Maintenance Manual (960-457)

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2
Troubleshooting Procedures
2.3
Power
Supply Troubleshooting
2-12
Portege M200 Maintenance Manual (960-457)
q
PGV output (P64 : MUX_CH0)
Error code
Meaning
80h
PGV voltage is over 1.62V 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.
q
E5V output (P65 : MUX_CH0)
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 while the computer is suspended.
q
E3V output (P66 : MUX_CH0)
Error code
Meaning
A0h
E3V voltage is over 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 while the computer is suspended.
q
1R2-P1V output (P63 : MUX_CH1)
Error code
Meaning
B0h
1R2-P1V voltage is over 1.44V when the computer is powered on.
B1h
1R2-P1V voltage is 1.02V or less when the computer is powered on.
B2h
1R2-P1V voltage is 1.02V or less when the computer is booting up.
B3h
1R2-P1V voltage is 1.02V or more when the computer is powered off.