哈囉~我是曾仔… 大家午安!大家好~
來看一下今天的主角:PHILIPS(嘉倢)型號:50PFH5060/96
![](https://1.bp.blogspot.com/-cvzmpSLDrmk/XWTvJOMzr6I/AAAAAAABfck/BYqZ_oA8YUQcFLkG4OWxtAFSge7oMMCQgCKgBGAs/s640/001.JPG)
解下後蓋…
這個不是我拆的…,不可能拆掉導線,然後來拍攝送電無反應(指示燈號沒亮)的現象…
![](https://1.bp.blogspot.com/-lpVLbsoSr8c/XWTvJG9SxNI/AAAAAAABfck/5h1LYt1ZyOg7ByNHqhUuDMiUHYfhUlb-QCKgBGAs/s640/002.JPG)
![](https://1.bp.blogspot.com/-Vy-NPV_9PUs/XWTvJCyGtpI/AAAAAAABfck/8HWtro83FswVkJ63V5frURyz2D5U3RDnQCKgBGAs/s640/003.JPG)
不過…
無論如何…,也確實是這樣,任何開關都在『ON』的位置上了,就是無任何反應的!
![](https://1.bp.blogspot.com/-qUJVCSDD0t8/XWTvJDQanfI/AAAAAAABfck/ysPm6NRFdgcracV_rcNPSLt9dbgKLxLAQCKgBGAs/s640/004.JPG)
![](https://1.bp.blogspot.com/-YRx9t23Yf0s/XWTvJNY_WqI/AAAAAAABfck/c6LkpJ_lmFQl0k2v-VdbV02IzSmAGzFrACKgBGAs/s640/005.JPG)
![](https://1.bp.blogspot.com/-2eCY3AENogs/XWTvJHcdT7I/AAAAAAABfck/VvkIHyG89dEiqfcrTaIW6sPGVYkcfnxswCKgBGAs/s640/006.JPG)
![](https://1.bp.blogspot.com/-kPWfp43jpHc/XWTvJCI0T2I/AAAAAAABfck/ZSsE9M-k888QxNJqnoe3GV9V0CA6syztwCKgBGAs/s640/007.JPG)
![](https://1.bp.blogspot.com/-zHiUeH8Jj_4/XWTvJMpG7FI/AAAAAAABfck/Z4ty_ZTgZg0o4CVvDBV0N48-cYIuHpM_gCKgBGAs/s640/008.JPG)
功率計數值一動也沒動…
![](https://1.bp.blogspot.com/-3Y5Vv0qQ0tA/XWTvJGyzxzI/AAAAAAABfck/q5B4s1UGL9AlC9Ic1tVd29t_Jswe2Z8iQCKgBGAs/s640/009.JPG)
因為現在送電後,電壓有來高壓濾波位置,二次側待機電位量測不到電壓…???
![](https://1.bp.blogspot.com/-5vZ6KpfqOSQ/XWTvJDGvvUI/AAAAAAABfck/u_-RtFZKWe4C-uE9SdEjRMjrEAQSxvdRQCKgBGAs/s640/010.JPG)
所以…電供出了大問題…!!!
![](https://1.bp.blogspot.com/-WmyAtHFO4AI/XWTvJP0icwI/AAAAAAABfck/trSmv-ryW-Yq-oMeVAvserA_v46QBJ3qACKgBGAs/s640/011.JPG)
解下…查檢除錯、更替…,再增強耐壓、與耐流…
![](https://1.bp.blogspot.com/-y7J-jgKfs1U/XWTvJKrmUDI/AAAAAAABfck/Lc8Z02tA-jgPijcvlbI9tXZoJ4cWP4qggCKgBGAs/s640/012.JPG)
![](https://1.bp.blogspot.com/-yrrPmDcSzCQ/XWTvJDw4p7I/AAAAAAABfck/M-kf3lgx2f0M3FswfqO-S2tFEGkTTNjugCKgBGAs/s640/013.JPG)
atunPCLCD 發表在 痞客邦 留言(0) 人氣()
哈囉~我是曾仔… 大家午安!大家好~
白鹿…白鹿…已遠走…,風小雨很多…,南部網友們,你們安康否…?
來看今天的主角:Philips(嘉捷)型號:43PFH5210/96
![](https://1.bp.blogspot.com/-eSLjmOQnS9s/XWH7Sw9520I/AAAAAAABfYU/3WcuiL7xvXUEQkIhTyu_Nx879YSQHo8ugCKgBGAs/s640/059.JPG)
![](https://1.bp.blogspot.com/-_sOxc_SqBaA/XWH7S05JeRI/AAAAAAABfYU/0diHWk51PtkMNn8zy8pl7RzgZDN5fJ_fQCKgBGAs/s640/060.JPG)
![](https://1.bp.blogspot.com/-SSu4YrdU3bc/XWH7S1QIU7I/AAAAAAABfYU/8tvGKjYUGykWKxIjrIqGX2LB5_Pt-DVCQCKgBGAs/s640/061.JPG)
送電了…,啟動了…背光不亮說…
![](https://1.bp.blogspot.com/-CTpVnRlbhtU/XWH7S3RmNKI/AAAAAAABfYU/Y14QdNEuEXcIo4oXqZDreVdTj0fxetDGQCKgBGAs/s640/062.JPG)
![](https://1.bp.blogspot.com/-09Y9mjimna8/XWH7S-i55-I/AAAAAAABfYU/Rqm8PPv1x_wYVgMksOl8jbFFH6sFvTS5wCKgBGAs/s640/063.JPG)
所以…整個機器功耗只有10W…
![](https://1.bp.blogspot.com/-Q8aimcEXrd4/XWH7S2J-4DI/AAAAAAABfYU/7CY76aWYLJsfZAIzRUl9YJudhhffW4CGACKgBGAs/s640/064.JPG)
兩組背光迴路…不相同,明顯的有問題…
![](https://1.bp.blogspot.com/-cJgVcTU578I/XWH7S3bA9CI/AAAAAAABfYU/q98i8BJesmkdVJihu32RJeBBq52MMXCxQCKgBGAs/s640/065.JPG)
![](https://1.bp.blogspot.com/-TDdgtvrnXbw/XWH7S_yMBVI/AAAAAAABfYU/N9N5EdXDJEgD0TwGK2MeehRYmfPUVQ6XgCKgBGAs/s640/066.JPG)
![](https://1.bp.blogspot.com/-SzfmWnDwVUI/XWH7SyYPdRI/AAAAAAABfYU/n8vjaN76Aec-O2v7qzlf4iNqAwU7fIotgCKgBGAs/s640/067.JPG)
玻璃基板的邊板用黏的,真是難搞…
![](https://1.bp.blogspot.com/-rxACkb6732o/XWH7S-HP2-I/AAAAAAABfYU/o67N4VFMiJQYvY5pAzpItpN2jXznaoLxACKgBGAs/s640/068.JPG)
![](https://1.bp.blogspot.com/-yp4KbWcw9M8/XWH7S2JJodI/AAAAAAABfYU/iVJo1OtBSNAEJ_vizHS76GtKu46amWcDQCKgBGAs/s640/069.JPG)
免責聲明一下:拆解面板有損傷玻璃基板風險(亮線、寬帶顯示不良、玻璃基板破損),維修者不負責任的喔…
![](https://1.bp.blogspot.com/-S7XIOJEXzX4/XWH7Sx-UVRI/AAAAAAABfYU/SOBusie14pE-pM22E-hcsFCGkK8gF6y6wCKgBGAs/s640/070.JPG)
atunPCLCD 發表在 痞客邦 留言(0) 人氣()
哈囉~我是曾仔… 大家午安!大家好~
接二連三日來的雨勢不斷…,今天(8.20)終於稍稍減緩…,不過,依舊是天色昏暗的陰霾氣候…
來看今天的主角:BenQ(明基) 型號:ST550K
![](https://1.bp.blogspot.com/-0Kj3FfweUHI/XVtceK37DOI/AAAAAAABfSc/vu54iY0G0_8boukt0r1z0ZmNg4NZav7yACKgBGAs/s640/001.JPG)
![](https://1.bp.blogspot.com/-AWyJH_-2IDw/XVtceBmo1dI/AAAAAAABfSc/1gHwJmEP7Bwj3pIFMv6vvZ3V79aJqgHDwCKgBGAs/s640/003.JPG)
看這個外殼電源處,有點似曾相識…,奇美、還有被買走的飛利浦,好像都常常看到…
![](https://1.bp.blogspot.com/-dHJ7Cbn-dX4/XVtceO8XYuI/AAAAAAABfSc/QTuutTnXtpkFWsaI2HZvJ-JddWTjyYGUwCKgBGAs/s640/004.JPG)
內部電路,這電供就更加熟悉了…
![](https://1.bp.blogspot.com/-CSbucdWqI3U/XVtceCQR3ZI/AAAAAAABfSc/CN_F-ICne5MKK_xEli84UeyBOOXA7cJygCKgBGAs/s640/005.JPG)
![](https://1.bp.blogspot.com/-NYX4v22Tj_0/XVtceB2xovI/AAAAAAABfSc/QDUMGA8fnmkYiwBFTGKwL2sOQIKg1ndFwCKgBGAs/s640/006.JPG)
聯網機吧?主晶片散熱加裝得很大面積…,其實若是沒有使用聯網功能,盡量還是不要買聯網機,(雞開ㄟ啦…)
![](https://1.bp.blogspot.com/--3CofxTLoFU/XVtceJ2XNwI/AAAAAAABfSc/LBUqCbmotuEzUPylr7rivuopqNM47fq9wCKgBGAs/s640/007.JPG)
電源入線跟上述雷同機器做得不相像…
![](https://1.bp.blogspot.com/-R6WHbEsmnhg/XVtceDTfg_I/AAAAAAABfSc/k74f9bR2O-svm4R14mK3WwhwWTFoTuh0wCKgBGAs/s640/008.JPG)
待機藍燈號,啟動後燈號熄滅…,功耗數值一直停留在17~18W,這個說過如此數值已經是在啟動當下…
![](https://1.bp.blogspot.com/-Mz1szSzr5Ko/XVtceEKBKYI/AAAAAAABfSc/QYqj49amhIU0DtV2crJ9hq9L0kwnGxaygCKgBGAs/s640/009.JPG)
![](https://1.bp.blogspot.com/-SobAhcPDjJE/XVtceE7PSPI/AAAAAAABfSc/2IjlHqJW94kjC82zAwRzPR7WPR06Z3QOQCKgBGAs/s640/010.JPG)
![](https://1.bp.blogspot.com/-wt1bFIUa4tQ/XVtceJstPiI/AAAAAAABfSc/2HTVryJXBq4qhbdA8eXDCpDJ3C5AZ-hFgCKgBGAs/s640/011.JPG)
可惜齁…就是因為沒有亮起背光…,所以就剩這麼點功耗…
![](https://1.bp.blogspot.com/-NKYh4Roew5U/XVtceBVWDLI/AAAAAAABfSc/PYNqK8t0ovsSFdnkGFdvhGlOWxuOeJO0ACKgBGAs/s640/012.JPG)
![](https://1.bp.blogspot.com/-x7EUbspmEWg/XVtceIhFKTI/AAAAAAABfSc/gV4HaRhdwOkP5KWYqqA9MKZLhQ7oeiI8gCKgBGAs/s640/013.JPG)
3個背光迴路…,有一迴路偏低…,這個很明顯背光出問題…
![](https://1.bp.blogspot.com/-MkWiIITzP6g/XVtceEo4KLI/AAAAAAABfSc/PJxn7_aw94wCCebuPKWrXr7m2xpcrMnkQCKgBGAs/s640/014.JPG)
atunPCLCD 發表在 痞客邦 留言(0) 人氣()