Toshiba Portege M200 Maintenance Manual page 51

2.3 Power Supply Troubleshooting
q 2R5-P2V output (P64 : MUX_CH1)
Error code
C0h
C1h
C2h
C3h
C4h
q 1R25-P1V output (P65 : MUX_CH1)
Error code
D0h
D1h
D2h
D3h
D4h
q 2R5-B2V output (P66 : MUX_CH1)
Error code
E0h
E1h
E2h
E3h
E4h
Check 2 In the case of error code 10h or 12h:
q Make sure the AC adapter and AC power cord are firmly plugged into the DC
IN 15 V socket and wall outlet. If the cables are connected correctly, go to the
following step:
q Connect a new AC adapter and AC power cord. If the error still exists, go to
Procedure 5.
Check 3 In the case of error code 21h:
q Go to Procedure 3.
Portege M200 Maintenance Manual (960-457)
Meaning
2R5-P2V voltage is over 3.00V when the computer is powered on.
2R5-P2V voltage is 2.125V or less when the computer is powered on.
2R5-P2V voltage is 2.125V or less when the computer is booting up.
2R5-P2V voltage is 2.125V or more when the computer is powered off.
2R5-P2V voltage is 2.125V or less while the computer is suspended.
Meaning
1R25-P1V voltage is over 1.50V when the computer is powered on.
1R25-P1V voltage is 1.063V or less when the computer is powered on.
1R25-P1V voltage is 1.063V or less when the computer is booting up.
1R25-P1V voltage is 1.063V or more when the computer is powered
off.
1R25-P1V voltage is 1.063V or less while the computer is suspended.
Meaning
2R5-B2V voltage is over 3.00V when the computer is powered on.
2R5-B2V voltage is 2.125V or less when the computer is powered on.
2R5-B2V voltage is 2.125V or less when the computer is booting up.
2R5-B2V voltage is 2.125V or more when the computer is powered off.
2R5-B2V voltage is 2.125V or less while the computer is suspended.
2 Troubleshooting
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