HP DL380 5G server is a more than ten-year-old machine, but it does not respond when it is turned on. The motherboard calls for six seconds, and the display and keyboard do not respond.
1. Display or host VGA interface problem; 2. Memory contact problem: the server is bumpy during transportation, or the old machine is dusty, causing a virtual connection of a memory; 3. Motherboard static reason: the machine is placed for a long time, or the motherboard Large dust may accumulate electric charge and affect the normal operation of BIOS; 4. Caused by external boards; 5. BIOS program problems: sudden power failure, illegal shutdown, viruses and other factors may cause BIOS disorder and malfunction.
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【Solution】
1
确认显示器是否良好，如更换确认好的显示器，或将该显示器接到其它主机上验证；
2
重新拔插内存条（注意原槽位拔插，不要随意改变插槽）；
拔下来后，用橡皮擦干净金手指。
3
把主板BIOS电池取下来放置3-5分钟，再放回到主板上（如果操作后恢复正常，但是系统启动过程中蓝屏，说明开启了板载Raid功能，取电池后会使板载Raid关闭，可以在BIOS中打开，一般在advanced菜单下有IDE或者SATA选项，改成Raid模式即可）；
4
最小化部件，将与开机显示无关外插板卡先取下测试，如正常了，再逐一安装上测试；如若以上均无效，则基本确定硬件故障，一般主板的概率较大。
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Precautions
2、3、4项操作时，请务必将电源线拔下，以保障断电环境操作。
拔插部件时，注意不要损坏部件外观。