
Troubleshooting
2.4 No Power, Part 3
Continued from
Section 2.3,
No Power, Part 2.
Plug directly
into AC outlet.
Y
Power LED
on?  Done
 Done
N
Reseat AC adapter
in computer and at power source.
| 
 | Y | ||
| Power on? | 
 | Done | |
| N | 
 | 
 | |
| N | |||
| 
 | |||
| Power outlet | 
 | Try different | |
| active? | 
 | outlet. | |
Y
Replace
power cord.
Y
| Power on? | Done | 
N
| 
 | External | |
| Internal or | 
 | Replace external | 
| external AC | 
 | |
| 
 | AC adapter. | |
| adapter? | 
 | |
| 
 | 
 | |
| 
 | 
 | 
 | 
| Internal | N | |
Go to
Section 2.5,  Power on? No Power, Part 4.
 Power on? No Power, Part 4.
Y
Done
| Maintenance and Service Guide |