https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203308#M74672 <P>建议工作日通过微信公众号人工客服反馈</P> <P>我没这款机器</P> Sun, 04 Dec 2022 09:13:01 GMT y2kim 2022-12-04T09:13:01Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203276#M74669 <P>近期系统自动收到windows 固件推送升级F.30/F.31，升级后DDR无法运行先前在F.21持续稳定运行大半年的DDR4-3600 G1模式。手动运行08917F21.exe。提示BIOS版本比现有F.31旧，而不让回退升级。</P><P>请教博主该如何回退F.21版本？F.21版本运行一直很稳定，并无问题。希望给与用户选择回退。或F.31之后新版本是否可以修复DDR4-3600相关设定让发挥系统最佳性能。感谢。</P><P>附上F.21正常运行的DDR4-3600 G1设定如下：</P><TABLE width="485"><TBODY><TR><TD width="372">DRAM Frequency</TD><TD width="113">3600</TD></TR><TR><TD>CAS Latency (tCL)</TD><TD>21</TD></TR><TR><TD>RAS to CAS Delay/Row Precharge Time (tRCD/tRP)</TD><TD>23</TD></TR><TR><TD>Row Active Time (tRAS)</TD><TD>46</TD></TR><TR><TD>Minimum CAS Write Latency Time (tCWL)</TD><TD>20</TD></TR><TR><TD>Four Active Window Delay (tFAW)</TD><TD>40</TD></TR><TR><TD>Average periodic Refresh Interval (tREFI)</TD><TD>14080</TD></TR><TR><TD>Minimum Refresh Recovery Time (tRFC)</TD><TD>629</TD></TR><TR><TD>Row Active to Row Active Delay (tRRD_S)</TD><TD>0</TD></TR><TR><TD>Read to Precharge Delay (tRTP)</TD><TD>12</TD></TR><TR><TD>Write Recovery Time (tWR)</TD><TD>24</TD></TR><TR><TD>Internal Write to Read Command Delay short (tWTR_S)</TD><TD>0</TD></TR><TR><TD>Nmode</TD><TD>2</TD></TR><TR><TD>GearMode</TD><TD>1</TD></TR><TR><TD>VDD</TD><TD>1.4</TD></TR></TBODY></TABLE> Sun, 04 Dec 2022 05:52:47 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203276#M74669 荷塘夜色 2022-12-04T05:52:47Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203278#M74670 <P>升级BIOS后，<SPAN>恢复BIOS默认</SPAN><SPAN>设置一次</SPAN></P> <P style="margin: 0in; font-family: 'HP Simplified Hans Light'; font-size: 11.0pt;"><SPAN>开机</SPAN><SPAN>/</SPAN><SPAN>重启按</SPAN><SPAN>F10进入BIOS</SPAN></P> <P style="margin: 0in; font-family: 'HP Simplified Hans Light'; font-size: 11.0pt;"><SPAN>按</SPAN><SPAN>F9</SPAN><SPAN>并</SPAN><SPAN>同意</SPAN><SPAN>恢复默认设置</SPAN></P> <P style="margin: 0in; font-family: 'HP Simplified Hans Light'; font-size: 11.0pt;"><SPAN>按</SPAN><SPAN>F10保存退出BIOS</SPAN></P> Sun, 04 Dec 2022 06:04:24 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203278#M74670 y2kim 2022-12-04T06:04:24Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203295#M74671 <P>试了一下。下述两种状况都不行：</P><P>1. F.31套用F.21正常运行DDR4-3600参数，无法正常启动，表现为无限重启，然后“哔哔”一直响</P><P>2. 运行08917F21.exe，仍然提示有用升级版本比现有BIOS版本旧，无法更新BIOS</P><P>&nbsp;</P><P>帮忙看看</P><P>1. 短期：可以回退F.21的方法？</P><P>2. 长期：HP分析下F.30/F.31相比F.21在DDR设定的差异,给与修复</P><P>&nbsp;</P><P>以上感谢博主~~</P> Sun, 04 Dec 2022 06:54:00 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203295#M74671 荷塘夜色 2022-12-04T06:54:00Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203308#M74672 <P>建议工作日通过微信公众号人工客服反馈</P> <P>我没这款机器</P> Sun, 04 Dec 2022 09:13:01 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1203308#M74672 y2kim 2022-12-04T09:13:01Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214527#M75079 是啊，那位客服把问题推回来我们用户！感觉没之前其他客服人员有责任感来协助我们用户分析/解决问题。 不知道惠普啥时候能重视用户反馈的问题，改善客服服务态度！ Sun, 12 Feb 2023 11:04:13 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214527#M75079 荷塘夜色 2023-02-12T11:04:13Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214538#M75081 <P>搞清楚，谁是客服。我不是。</P> <P>微信公众号的人工客服就是客服。</P> <P>我呢，帮得了帮，帮不了就是帮不了。</P> Sun, 12 Feb 2023 13:31:05 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214538#M75081 y2kim 2023-02-12T13:31:05Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214794#M75103 <P>HP都封您为教务长了，威望高，资源上哪能难道您。</P><P>我们用户等点时间没问题，帮帮忙解决下BIOS降版本问题呗。</P> Mon, 13 Feb 2023 11:30:58 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1214794#M75103 荷塘夜色 2023-02-13T11:30:58Z https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1346494#M81726 <P>你的解决了吗，<SPAN>F.41版本bios这个3600的设置也是应用不上</SPAN></P> Tue, 03 Jun 2025 07:15:29 GMT https://h30471.www3.hp.com/t5/tai-shi-dian-nao/an-ying-jing-ling8-qi-jian45L-BIOS-ru-he-hui-tui-zhi-qian-ban-ben/m-p/1346494#M81726 一剑绝尘 2025-06-03T07:15:29Z