2.3 Power Supply Troubleshooting 2 Troubleshooting
Satellite R20/TECRA M7 Maintenance Manual (960-572) [CONFIDENTIAL] 2-13
PPV output
Error code Meaning
D0h PPV voltage is over 1.80V.
D1h PPV voltage is under 0.32V when the computer is powered on.
D2h PPV voltage is under 0.32V at booting up.
PTV (Intel 945GM model) or PGV (Intel 945PM model)
Error code Meaning
E0h PTV or PGV voltage is over 1.32V.
E1h PTV or PGV voltage is under 0.85V when the computer is powered on.
E2h PTV or PGV voltage is under 0.85V at booting up.
Check 3 In the case of error code 10h or 12h, go to Procedure 3.
Check 4 In the case of error code 2*h, go to Check 3 of Procedure 3.
Check 5 For any other errors, go to Procedure 5.