2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
TECRA M5 Maintenance Manual ( 960-5 4 2) [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 com puter
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 com puter
is powered on.
E2h PTV voltage is 1.53V or less at power on.