Hypertherm SuperMicro 370SBA 533Mhz User Manual

Page 44

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SUPER 370SBA/370SBM/370SLA/370SLM

User's Manual

No Power

1. Make sure that the default jumper is on and the CPU is correctly set up.

2. Turn the power switch on and off to test the system.

3. If changing the jumper setting has not helped, clear CMOS.

4. Check the power supply voltage monitor. (Check the power supply 115V/

230V switch.)

No Video

Use the following steps to troubleshoot your system configuration.

1. If the power is on but you have no video, remove all the add-on cards and

cables.

2. Check for shorted connections, especially under the motherboard.

3. Check the jumpers settings, clock speed and voltage settings.

4. Use the speaker to determine if any beep codes exist. Refer to Appendix

A for details on beep codes.

NOTE

If you are a system integrator, VAR or OEM, a POST diagnostics

card is recommended. For port 80h codes, refer to Appendix B.

Memory Errors

If you encounter memory error, follow the procedures below.

1. Check to determine if the DIMM modules are improperly installed.

2. Make sure that different types of DIMMs have not been installed in different

banks (e.g., a mixture of 2MB x 36 and 1 MB x 36 DIMMs in Bank 0).

3. Determine if different speeds of DIMMs have been installed and verify that

the BIOS setup is configured for the fastest speed of RAM used. It is

recommended to use the same RAM speed for all DIMMs in the system.

4. Check for bad DIMM modules or chips.

5. Try to install the minimum amount of memory first (a single bank).

Losing the System’s Setup Configuration

1. Check the setting of jumper JBT1. Ensure that you are using a high

quality power supply. A poor quality power supply may cause the

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