标题: HP 灯闪描述 [打印本页] 作者: 修理再学习 时间: 2012-12-13 08:31 标题: HP 灯闪描述 Code descriptions
Use the following table to learn about the meaning of a code that your computer may encounter.
Code type Number of Blinks or Beeps Component Being Checked Condition Possible solution(s)
AC power adapter LED Constantly on Power adapter OK. Power is being supplied. None. The power adapter is likely not the problem.
AC power adapter LED Constantly off Power adapter Power is not being supplied Try a different power outlet.
Replace power adapter.
AC power adapter LED Continuous blinking Power adapter Insufficient power Try a different power outlet.
Replace power adapter.
Caps Lock/Num Lock 1 CPU CPU not functional Reseat replace CPU.
Service
Caps Lock/Num Lock 2 BIOS BIOS corruption failure Restore BIOS from onboard backup (jumpers)
Service
Caps Lock/Num Lock 3 Memory Memory module error not functional Reseat memory modules (see next section).
Test memory from UEFI or BIOS.
Replace bad memory modules.
Service
Caps Lock/Num Lock 4 Graphics Graphics controller not functional Service
Caps Lock/Num Lock 5 System board General system board failure Service
Caps Lock/Num Lock 6 BIOS BIOS authentication failure Restore BIOS from onboard backup (jumpers)
Service
Beep Varies Varies Varies Reseat memory modules (see next section).
Service
For more detail on the exact code, search the Internet for "beep code" and the manufacturer of your BIOS - such as AMI or Award. 作者: 修理再学习 时间: 2012-12-13 08:31
建议您查看大小写按键指示灯的闪烁状况：
闪烁 4次，间歇后再次闪烁，显卡故障；
闪烁 3次，间歇后再次闪烁，内存故障；
闪烁 2次，间歇后再次闪烁，bios故障；
闪烁 1次，间歇后再次闪烁，CPU故障；
闪烁 5次，间歇后再次闪烁，主板故障； 作者: 修理再学习 时间: 2012-12-13 08:33
有一台HP DV3 原来是灯闪三下。。换内存也是一样。。后来换北桥。。现在成了灯闪一下了。