Computer will not start.
Cause | Solution | |
|
|
|
Wrong memory modules were used in the upgrade or | 1. | Review the documentation that came with the system to |
memory modules were installed in the wrong location. |
| determine if you are using the correct memory modules |
|
| and to verify the proper installation. |
|
| NOTE: DIMM1 or XMM1 must always be installed. On |
|
| all computers except the USDT, DIMM1 must be installed |
|
| before DIMM2, and DIMM3 must be installed before |
|
| DIMM4. |
| 2. | Observe the beeps and LED lights on the front of the |
|
| computer. Beeps and flashing LEDs are codes for specific |
|
| problems. |
| 3. | If you still cannot resolve the issue, contact Customer |
|
| Support. |
|
|
|
Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause | Solution | |
|
| |
Memory is installed incorrectly or is bad. | CAUTION: To avoid damage to the DIMMs or the system | |
| board, you must unplug the computer power cord before | |
| attempting to reseat, install, or remove a DIMM module. | |
| 1. | Reseat DIMMs. Power on the system. |
| 2. | Replace DIMMs one at a time to isolate the faulty |
|
| module. |
|
| NOTE: DIMM1 or XMM1 must always be installed. On |
|
| all computers except the USDT, DIMM1 must be installed |
|
| before DIMM2, and DIMM3 must be installed before |
|
| DIMM4 |
| 3. | Replace |
| 4. | Replace the system board. |
|
|
|
166 | Chapter 8 Troubleshooting Without Diagnostics |
