projects:repair:extensa_4101wlmi
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| projects:repair:extensa_4101wlmi [2009/08/01 13:01] – created admin | projects:repair:extensa_4101wlmi [2009/08/02 00:49] (current) – admin | ||
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| - | ====== Acer extensa 4101WLMi hard disc and bios problems ====== | + | ====== Acer extensa 4101WLMi hard disk and bios problems ====== |
| - | The internal hard disc had problems that it was not recognizes by the bios and other software at all anymore. After replacing the hard disc, there was no improvement at all. So I considered updating/rewriting | + | The internal hard disk had problems that it was not recognizes by the bios and other software at all anymore. After replacing the hard disk, there was no improvement at all. So consideration had been made to update/reflash |
| ==== Model ==== | ==== Model ==== | ||
| Acer Extensa 4101WLMi, printed on the bottom, though beneath the LCD display a sticker says Extensa 4100, which is also printed at another sticker at the bottom, " | Acer Extensa 4101WLMi, printed on the bottom, though beneath the LCD display a sticker says Extensa 4100, which is also printed at another sticker at the bottom, " | ||
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| lspci | grep ATI | lspci | grep ATI | ||
| ==== DDR or DDR2? ==== | ==== DDR or DDR2? ==== | ||
| - | While checking the Acer webpage for a suitable update for the Aspire 1690, there were Aspire models: a DDR and a DDR2 model. So is this laptop a DDR or DDR2 type model?\\ Answer is found here:\\ [[http:// | + | While checking the Acer webpage for a suitable update for the Aspire 1690, there were two Aspire models: a DDR and a DDR2 model. So is this laptop a DDR or DDR2 type model?\\ Answer is found here:\\ [[http:// |
| //There are two different models of the Aspire 1690 Series available, with different drivers and BIOS revisions. Please choose the correct model for driver download.// | //There are two different models of the Aspire 1690 Series available, with different drivers and BIOS revisions. Please choose the correct model for driver download.// | ||
| //The easiest way to identify an Aspire 1690 DDR or DDR 2 is the bar code on the bottom side of the units. The 3rd, 4th and 5th digits of the S/N stands for the model code as following:// | //The easiest way to identify an Aspire 1690 DDR or DDR 2 is the bar code on the bottom side of the units. The 3rd, 4th and 5th digits of the S/N stands for the model code as following:// | ||
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| Unfortunately these model codes doesn' | Unfortunately these model codes doesn' | ||
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| ==== Memory ==== | ==== Memory ==== | ||
| To find out the memory chips which are used I unscrewed a bottom plate under which there were two SO-DIMMS of the type DDR1: | To find out the memory chips which are used I unscrewed a bottom plate under which there were two SO-DIMMS of the type DDR1: | ||
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| ===== Problem solved ===== | ===== Problem solved ===== | ||
| - | Because the bios update didn't improve the hard disc recognition. I checked the mechanical connection on the motherboard. I suspect Acer forgot to use two screws to attach the hard disc connector onto the motherboard. Without these screws all force and vibration caused loose contacts and the connector even comming | + | Because the bios update didn't improve the hard disk recognition. I checked the mechanical connection on the motherboard. I suspect Acer forgot to use two screws to attach the hard disk connector onto the motherboard. Without these screws all force and vibration caused loose contacts and the connector even comming |
projects/repair/extensa_4101wlmi.1249124503.txt.gz · Last modified: 2009/08/01 13:01 by admin
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