Symptom/Error | FRU/Action |
---|---|
No beep, power-on indicator on, | 1. System Board |
and a blank LCD during POST. | 2. DC/DC Card |
3. Video Card | |
4. Processor Card | |
° LCD backlight not working, | 1. Reseat the LCD connectors. |
or | 2. LCD Assembly |
° LCD too dark, or | 3. Interposer Card |
° LCD brightness cannot be | 4. DC/DC Card |
adjusted, or | |
° LCD contrast cannot be | |
adjusted. | |
° LCD screen unreadable, or | 1. See the preceding note on replacing LCDs. |
° Characters missing pels, or | 2. Reseat all LCD connectors. |
° Screen abnormal, or | 3. System Board |
° Wrong color displayed. | 4. Video Card |
5. Interposer Card | |
LCD has extra horizontal | LCD Assembly |
or vertical lines displayed. |