|
|
|
东芝液晶电视机
48/55L2600C
48/55L26CMC
技术服务手册
目录
1. 机型简介 ................................................................................................................................... 3
1.1 安全指南............................................................................................................................. 3
1.2 技术规格............................................................................................................................. 5
2. 外观结构图 ............................................................................................................................... 6
3. 供电流程图 ............................................................................................................................... 7
4. 维修参考线路图 ....................................................................................................................... 7
4.1 主板原理图 ......................................................................................................................... 7
4.2 按键板原理图 ..................................................................................................................... 8
4.3 遥控接收板原理图 ............................................................................................................. 8
6.常见故障检修 ................................................................................................................................ 9
6.1 不开机................................................................................................................................. 9
6.2 有声无像........................................................................................................................... 10
6.3 花屏、显示不良 ............................................................................................................... 11
6.4 信源无作用 ....................................................................................................................... 12
6.5 信源干扰........................................................................................................................... 13
6.6 网络问题.......................................................................................................................... 14
附件 1 RT69AV 电路原理图 ........................................................................................................... 15
附件 2 48L2600C/55L2600C 结构爆炸图 ...................................................................................... 15
附件 3 RTD2969 系列机调试说明书 ............................................................................................. 15
附件 4 RT2969 USB 升级指导说明书 ............................................................................................ 15
附件 5 48L2600C&55L2600C 说明书 ............................................................................................. 15
|
|
发表于 2017-2-22 09:13:33
