本人所维修的这款海信LED55K600X3D液晶电视的电源板号是RSAG7.820.5289,主板板号是RSAG7.820.5060,RSAG7.820.5289电源板单板维修需要挂载灯条(灯条用点灯仪测试电压为274V),不挂灯条会保护,电源板空载灯条供电大概200V,18V空载电压24V。下面分享一下此电视正常工作时所测电压表(万用表为优利德UT61E)。
| 测试点 | 电压(V) | 
| C848 | 378 | 
| C815 | 131 | 
| C816 | 131 | 
| C854 | 121 | 
| C855 | 121 | 
| C861 | 17 | 
| C820 | 215 | 
| C819 | 215 | 
| C869 | 12V | 
| STB | 2.8 | 
| SW | 4.2 | 
| BRI | 1.2 | 
| PWM1 | 3.2 | 
| PWM2 | 3.2 | 
| C52 | 1.2 | 
| CN94 | 1.5 | 
| C13 | 5 | 
| C263 | 12 | 
| C133 | 3.3 | 
| C76 | 5 | 
| C382 | 3.3 | 
| C28 | 12 | 
| C35 | 1.5 | 
| C321 | 1.27 | 
| C36 | 12 | 
| C338 | 1.85 | 
| C355 | 1.85 | 
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