2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
PORTEGE A600 Maintenance Manual (960-710) [CONFIDENTIAL] 2-13
E3V output
Error code Meaning
60h E3V voltage is over 3.96V.
61h E3V voltage is under 2.81V when the computer is powered on.
62h E3V voltage is under 2.81V when the computer is booting up.
64h E3V voltage is under 2.81V when EV power is maintained.
1R5-E1V output
Error code Meaning
70h 1R5-E1V voltage is over 1.80V.
71h 1R5-E1V voltage is under 1.275V when the computer is powered on.
72h 1R5-E1V voltage is under 1.275V when the computer is booting up.
74h 1R5-E1V voltage is under 1.275V when EV power is maintained.
1GD-PGV output
Error code Meaning
80h 1GD-PGV voltage is over 1.26V.
81h 1GD-PGV voltage is under 0.425V when the computer is powered on.
82h 1GD-PGV voltage is under 0.425V when the computer is booting up.
PPV output
Error code Meaning
90h PPV voltage is over 1.44V.
91h PPV voltage is under 0.27V when the computer is powered on.
92h PPV voltage is under 0.59V when the computer is booting up.