Specifications

2 Troubleshooting Procedures 2.3 Power Supply Troubleshooting
2-10 [CONFIDENTIAL] Satellite A50S/TECRA A3X Maintenance Manual (960-534)
? E5V output (P61)
Error code Meaning
50h E5V voltage is over 6.00V when the computer is powered on/off.
51h E5V voltage is 4.50 V or less when the computer is powered on.
52h E5V voltage is 4.50 V or less when the computer is booting up.
53h E5V voltage is over 4.50V when the computer is powered off. (EV power
is off)
54h E5V voltage is 4.50 V or less when the computer is powered off. (EV
power is on)
? E3V output (P62)
Error code Meaning
60h E3V voltage is over 3.96V when the computer is powered on/off.
61h E3V voltage is 2.81V or less when the computer is powered on.
62h E3V voltage is 2.81V or less when the computer is booting up .
63h E3V voltage is over 2.81V when the computer is powered o ff. (EV
power is off)
64h E3V voltage is 2.81V or less when the computer is powered o ff. (EV
power is on)
? 1R5-E1V output (P63: MUX_CH0)
Error code Meaning
70h 1R5-E1V voltage is over 1.80 V when the computer is powered on/off.
71h 1R5-E1V voltage is 1.275V or less when the computer is powered on.
72h 1R5-E1V voltage is 1.275V or less when the computer is booting up.
73h 1R5-E1V voltage is over 1.275V when the computer is powered off.
(EV p ower is off)
? 1R8-B1V output (P64)
Error code Meaning
80h 1R8-B1V voltage is over 3.00V when the computer is powered on/off.
81h 1R8-B1V voltage is 1.53V or less when the computer is powered on.
82h 1R8-B1V voltage is 1.53V or less when the computer is booting up.
83h 1R8-B1V voltage is over 1.53V when the computer is powered off.
84h 1R8-B1V voltage is 1.53V or less when the computer is powered off.
(BV power is on)