8170 N/B MAINTENANCE
8.6 Memory Test Error
Either one or two extend
Memory Test Error
1.If your system installed with expansion
2.Make sure that your
3.Then try another known good
Test | Yes |
OK? |
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No |
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If your system host bus clock running at 100MHZ then make sure that
|
| Replace |
Replace the faulty |
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| Motherboard | |
SDRAM module. |
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Troubleshooting
One of the following components or signals on the motherboard may be defective ,Use an oscilloscope to check the signals or replace the parts one at A time and test after each replacement.
Parts: | Signals: |
| ||
U3 | RP7 | MD [0:63] | ||
RP9 | RP3 | MDD [0:63] | CK[0:3] | |
RP14 | J505 | MA[0:14] | CKE[0:3] | |
J503 | U17 | MAA[0:14] | SDRAMCLK1 | |
Q7 | Q8 | |||
SDRAMCLK2 | ||||
Q15 | R51 | |||
SDRAMCLK4 | ||||
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| SDRAMCLK5 | ||
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| SMBCLK | ||
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| SMBDATA | ||
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| SMBDATA0 |
Test | Yes | Replace the faulty |
Ok? |
| SDRAM module. |
|
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No
SMBDATA1 | |
DRAMENA | |
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