2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting
2-14 [CONFIDENTIAL] QOSMIO G50 Maintenance Manual (960-683)
 1R05-P1V output
Error code Meaning
A0h 1R05-P1V voltage is over 1.26V.
A1h 1R05-P1V voltage is under 0.89V when the computer is powered on.
A2h 1R05-P1V voltage is under 0.89V when the computer is booting up.
 1R5-P1V output
Error code Meaning
B0h 1R5-P1V voltage is over 1.80V.
B1h 1R5-P1V voltage is under 1.28V when the computer is powered on.
B2h 1R5-P1V voltage is under 1.28V when the computer is booting up.
 PGV / 1R05-P1V output
Error code Meaning
C0h PGV/ 1R05-P1V voltage is over 1.33V.
C1h PGV/ 1R05-P1V voltage is under 0.74V when the computer is powered on.
C2h PGV/ 1R05-P1V voltage is under 0.74V when the computer is booting up.
 1R8-PGV / 1R5-P1V output
Error code Meaning
D0h 1R8-PGV / 1R5-P1V voltage is over 2.16V.
D1h 1R8-PGV / 1R5-P1V voltage is under 1.27V when the computer is powered on.
D2h 1R8-PGV / 1R5-P1V voltage is under 1.27V when the computer is booting up.
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