REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
Don't forget the past, the end of the world is upon us! Pretty soon it will all turn to dust!

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All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Tuesday, 5 February 2019

LG DP132 HOW TO UPGRADE THE FIRMWARE – SMPS CIRCUIT DIAGRAM – DVD VIDEO PLAYER

LG DP132 How to upgrade the firmware – SMPS circuit diagram – DVD VIDEO PLAYER

How to upgrade the firmware LG DP132 DVD Video Player
Power requirements:  AC 200 ~ 240 V, 50 / 60 Hz
Power consumption:  9 W
Dimensions:  (W x H x D) (250 x 37.5 x 203) mm
Net weight:  (Approx.) 0.9 kg
Operating temperature:  0 °C to 40 °C
Operating humidity:  5 % to 90 %
Laser Semiconductor:  laser
Signal system: 
NTSC
Bus Power Supply (USB):  DC 5 V 200 mA
VIDEO OUTPUT:  1.0 V (p-p), 75 Ω, sync negative, RCA jack x 1
ANALOG AUDIO OUTPUT:  2.0 Vrms (1 kHz, 0 dB), 600 Ω, RCA jack (L, R) x 1
THE PROCESS OF USB DOWNLOAD
1. Turn on the DVD-player.
Note: Be sure that there is no disc in DVD-player.
2. Press “SETUP” button on Remote control.
3. Choose a “DISPLAY” menu by using the cursor button and then choose a “TV Aspect” menu.  And choose “16:9” menu.
4. Press the 1 > 3 > 9 > 7 > 1 > 3 > 9(Numerical button) > Enter key on remote control to confirm the system information.
5. Remember or write the model
6. Change the program file name of new version to the model.
Example:
New ver. program file: LG_DV_LVB00B70000EHS_V1.9.ROT
Model: LG_DV_LVB00B70008EHS.ROT
Change New ver. program file like this > LG_DV_LVB00B70008EHS.ROT
If you don’t change the file name like that, disc download isn’t be worked.
7. Copy the changed file to a USB memory stick or burn it to CD-R/RW.
8. Insert the copied USB memory stick or Disc to DVD-player.
9. Press the RETURN button on the DVD Player. (USB only)
10. If the below picture appears on the screen. Press “PLAY” button on Remote controller.
While this menu appears, please don’t eject disc or take out USB.
11. After the below picture appears on the screen. New DVD program will download from USB
Memory stick or Disc automatically. Do not eject or take out the USB memory stick.
12. After USB download is completed, DVD-player displays below picture automatically
13. Do power off of DVD-Player.
14. Remove the Disc or USB memory stick.
15. Turn on the DVD-player.  Select the initial Language and Press “Enter” button.
Then, Select “Enter” and Press “Enter” button.
16. Do it again the process 1, 2, 3, 4 to confirm the version
17. Power off of DVD-Player again.
SMPS Circuit diagram