海信TF2988、SR5413速修手册
速修手册 ——TF2988、SR5413——机型故障现象故障元件机型故障现象故障元件TF2988AV 转换不良调MOD0\MOD1TF2988平行失真调偏转TF2988AV图象异常XS801(3)开路TF2988缺红色V601TF2988AV无输出NA01TF2988缺红色VD601-V602TF2988AV无信号SVA03TF2988缺蓝色V605-V606TF2988CRT磁化R806TF2988水平亮线N401 TF2988CRT磁化RT501TF2988水平亮线N551TF2988CRT打火管座TF2988水平亮线R213TF2988CRT歪调偏转 TF2988搜台不记忆N801TF2988VH段信号不良U101TF2988搜台不记忆R720TF2988VL波段无信号U101虚焊 TF2988图像偏绿V604TF2988按键失灵S001 TF2988无伴音 R750 TF2988白板N702 TF2988无伴音,有图象N702TF2988伴音小调整总线V25、V50TF2988无伴音,有图象N801虚焊TF2988不亮F501-V513-R501-V512TF2988无彩色C207TF2988不亮V432TF2988无图象,有伴音T401虚焊TF2988不亮V511-R524TF2988无图象,有伴音XS603TF2988不亮V512-VD514-D517TF2988无信号U101TF2988不亮VD515-V511-513-A01TF2988无字符C720TF2988不亮C436TF2988无字符R740-R748TF2988不亮C507TF2988信号弱N801TF2988不亮C515TF2988行叫L407-L408TF2988不亮C517-V511TF2988行中心偏R449TF2988不亮F501、V513TF2988行中心偏调整HPOSTF2988不亮F501-VD503TF2988遥控不关机V706TF2988不亮L408虚焊TF2988有杂音CC09负与VC03E极连线 TF2988不亮N201TF2988有杂音R444TF2988不亮N701TF2988枕形失真VD406 TF2988不亮R521TF2988枕形失真C416TF2988不亮R524TF2988枕形失真C422TF2988不亮R552TF2988枕形失真VD404TF2988不亮R555TF2988枕形失真调DPCTF2988不亮R555-V513TF2988枕性失真V401、V402TF2988不亮T401TF2988枕性失真N402TF2988不亮V512-V513TF2988字符偏调L701TF2988不亮VD503TF2988字符少色C210TF2988不亮Z701TF2988不遥控Z701SR5413CRT磁化R839TF2988场幅小C419
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