2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
1R5-C1V output
Error code Meaning
50h 1R5-C1V voltage is over 1.80 V, when the computer is powered on/off.
51h 1R5-C1V voltage is 1.275V or under, when the computer is powered
on.
52h 1R5-C1V voltage is 1.275V or under, when the computer is booting up.
53h 1R5-C1V voltage is 1.275V or under, when the computer is
suspended.
54h 1R5-C1V voltage is not normal, when the computer is shutdown.
55h 1R5-C1V voltage is 1.275V or under, when the computer is booting up.
1R5-C1V output
Error code Meaning
60h 1R5-C1V voltage is over 1.80 V, when the computer is powered on/off.
61h 1R5-C1V voltage is 1.275V or under, when the computer is powered
on.
62h 1R5-C1V voltage is 1.275V or under, when the computer is booting up.
63h 1R5-C1V voltage is 1.275V or under, when the computer is
suspended.
64h 1R5-C1V voltage is not normal, when the computer is shutdown.
65h 1R5-C1V voltage is 1.275V or under, when the computer is booting up.
FAN12V-PXP output (CH0)
Error code Meaning
70h FAN12V-PXP voltage is over 16.8 V, when the computer is powered
on/off.
71h FAN12V-PXP voltage is 0.00 V or under, when the computer is
powered on.
72h FAN12V-PXP voltage is 0.00 V or under, when the computer is booting
up.
73h FAN12V-PXP voltage is 0.00 V or over, when the computer is powered
off.
Satellite A40 Maintenance Manual (960-458) 2-11