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| Troubleshooting |
| Symptom Charts/System - 9 | |
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| 1 | Verify system software is version 7.5.5 or later (PM 8600/ |
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System | |||||
intermittently |
| 200, 9600/200, 9600/233) or 7.6.1 or later (PM 8600/ | |||
crashes or hangs | 2 | 250, 8600/300, 9600/300, 9600/350, WS 9650). | |||
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| Verify DIMMs are noncomposite. | ||
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| 3 | Verify software is | |
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| 4 | software. | |
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| Verify software is Power Macintosh compatible (contact | ||
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| developer). Also, try booting with extensions off to | |
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| 5 | determine if there are system init problems. | |
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| Clear parameter RAM. Hold down <Command> <Option> <P> | ||
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| <R> during startup but before "Welcome to Macintosh" | |
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| 6 | appears. | |
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| Remove all DRAM DIMMs and try replacing them one at a | ||
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| 7 | time to test. Replace any bad DIMMs. | |
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| Replace processor card. | ||
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| 8 | Replace logic board. Retain DIMMs. | |
