Symptom/Error | FRU/Action |
---|---|
Continuous beeps. | 1. Top System Board |
One beep and a blank, | 1. Reseat all LCD connectors. |
unreadable, or flashing LCD. | 2. LCD Assembly |
3. Bottom System Board | |
One beep, and the message | 1. Boot device |
Unable to access boot source. | 2. System Board |
One long, two short beeps, and | 1. Bottom System Board. |
a blank or unreadable LCD. | 2. LCD Assembly |
One long beep followed by | 1. Connect the AC adapter |
four short beeps each time | or install a fully charged battery |
the power switch is operated. | |
(System cannot power-on due | |
to low battery voltage.) | |
One beep every second. | 1. Connect the AC adapter or install a fully |
(System is entering Suspend mode | charged battery (allows system to suspend |
due to low battery voltage.) | suspend operation before changing |
the battery). | |
Two short beeps with error codes. | 1. POST error. |
See 'Numeric Error Codes' | |
Two short beeps with blank screen. | 1. Top System Board |
2. Bottom System Board. |