|
| Troubleshooting |
| Symptom Charts/Startup - 4 | |
|
|
| Symptom Charts |
| |
|
|
| |||
|
|
| Startup | ||
RAM failure occurs | 1 | Check RAM expansion card connection. | |||
2 | Replace RAM expansion card. | ||||
chord sequence | 3 | Replace logic board. | |||
sounds after startup | Note: When replacing the logic board, check that the EMI clips | ||||
chord) | are securely attached to the CPU stiffener. The “CPU Stiffener” | ||||
|
|
| topic in Take Apart helps you locate and identify the two EMI | ||
|
|
| clips. If both clips are not secure, replace the CPU stiffener. | ||
Hardware failure | 1 | Disconnect hard drive data cable and reboot system. If | |||
occurs | 2 | startup sequence is normal, reseat cable and retest. | |||
error chord sequence | Replace hard drive. | ||||
sounds after startup | 3 | If the system is connected to an external floppy drive, | |||
chord) |
| disconnect drive and reboot system. If startup sequence is | |||
