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2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
TECRA M5 Maintenance Manual (960-542) [CONFIDENTIAL] 2-11
1R8-B1V output (P64:CH1)
Error code Meaning
C0h 1R8-B1V voltage is over 2.16V when the computer is powered on/off.
C1h 1R8-B1V voltage is 1.53V or less in normal conditions when the
computer is powered on.
C2h 1R8-B1V voltage is 1.53V or less at power on.
C4h 1R8-B1V voltage is 1.53V or less when BV is maintained and “OUTV8
power = EV power” is specified.
PPV output (P65:CH1)
Error code Meaning
D0h PPV voltage is over 1.80V when the computer is powered on/off.
D1h PTV voltage is 0.32V or less in nor mal conditions when the computer
is powered on.
D2h PTV voltage is 0.32V or less at power on.
PTV output (P66:CH1)
Error code Meaning
E0h PTV voltage is over 1.32V when the computer is powered on/off.
E1h PTV voltage is 1.53V or less in normal conditions when the computer
is powered on.
E2h PTV voltage is 1.53V or less at power on.