Panasonic DMR-E55 DVD Recorder "switch board change time" Questions

...board. Open this switch very carefully and clean the contacts. Carefully close the switch again. This cured my problem with the tray opening all the time. check if the tray got a belt downside of him ...

...switch on the supply it starts blinking the power on LED and doen't start but when i remove the power supply of main bord ie prosessor the power supply LED remains stable but again if i put the power ...

...change it .. I would strongly advise that you check the power supply PCB, and the 5-pin IC regulator on that board. Measure this IC, if possible (preferably in-circuit but with unit switched off and ...

...board and position switch. Use a multimeter to confirm there is an open or poor connection in the ribbon cable connector. Remove the ribon cable and inspect the connector with an eye loupe or other ...

...switch the unit on I see HELLO in the display for a few seconds the it changes to U99 According to the service manual the U99 error is described as a communication error that has occured between the ...

...board contains a number of Thermistors which are devices that change their resistance with temperature, therefore when the unit gets warm enough to warrant the use of the fan it will power up ...

...board can be found the the place where the power cord enters These units use a switch mode power supply. These are not the easiest to repair, but tend to have some fairly common faults. The most ...

...switch the power off at the wall socket for 60 seconds and power up again, the unit plays ok again for a short period and then cuts out again. Everything goes dead including the display. I've tried ...

switch, the power light goes out and comes back on after about 5 seconds. The light is very dim. There is no response from any button. Won't power up, won't eject. I checked the fuse and it appears to

...switch experiences lots of electrical and thermal stress and the control chip is a complex IC. Also possible is a defect in the circuit board such as a cold solder joint. A cold solder joint is where ...