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!

©2010, 2011, 2012, 2013, 2014 Frank Sharp - You do not have permission to copy photos and words from this blog, and any content may be never used it for auctions or commercial purposes, however feel free to post anything you see here with a courtesy link back, btw a link to the original post here , is mandatory.
All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Tuesday, 12 March 2019

SAMSUNG PS50A756T1M - PS63A756T1M PLASMA TV SERVICE MODE

SAMSUNG PS50A756T1M - PS63A756T1M PLASMA TV SERVICE MODE


SAMSUNG PS50A756T1M - PS63A756T1M

 PLASMA TV

SERVICE MODE 


Service Mode
General Remote
To Enter: POWER OFF  > INFO > MENU > MUTE > POWER ON
(Interval between key strokes: less than 3 sec)
To Exit: POWER OFF  > POWER ON
Factory Remote
To Enter: POWER ON > INFO > Factory Key (Interval between key strokes: less than 3 sec)
To Exit: POWER OFF > POWER ON
Press the Factory key twice with a key stroke interval of more than 1 second (Pressing once enters Aging Mode)
Settings when entering Factory mode
- Sharp Screen (Dynamic), Color Tone (Cool1), Factory (Dynamic CE Off)
 Adjustment Procedures
- Channel
▲▼ Key: Select an item.
- Volume LEFT / RIGHT Key: Adjust the value up or down.
- MENU Key : Save the changes to the EEPROM and return to the higher-level mode.
- Using the Numeric (0~9) keys, you can select a channel.
- Using the SOURCE key, you can switch AV modes.
White Balance - Calibration
If picture color is wrong, do calibration first.
Execute calibration in Factory Mode
1. Source : VIDEO
2. Setting Mode : PAL Video (MODE: #2)
3. Pattern : Pattern #24 (Chess Pattern)
4. Use Equipment : K-7256 or Equipment of equality level
5. Work order
1 Enter by Factory Mode select "2. WB Adjust".
2 Select “CALIBRATION”.
3 Select “AV CALIBRATION” again in CALIBRATION MENU.
4 After Completing Calibration, come out “Av success”. OSD on the screen (bottom-side) for about 3 seconds. Source AV : PAL composite, Component (DTV), HDMI: 1280*720/60Hz PC : 1024*768/60Hz.
White Balance
Adjust spec.
1. Source : HDMI
2. Setting Mode : 1280*720@60Hz
3. Pattern : Pattern #92
4. Use Equipment : MIK-7256 (MSPG925L)
5. Work order
1 Connect HDMI (DVI) output terminal of MIK-7256 (MSPG925L) to the HDMI input in main set
2 Set the input to HDMI mode
3 Enter the White Balance menu of service mode
4 Contact CA-210 sensor to glass filter
5 Adjust the low light
- Adjust Sub-Bright (LBE) to set the ‘Y’ value
- Adjust R-Offset (‘x’) and B-Offset (‘y’) to the color coordinates.
* Do not adjust G-Offset data
6 Adjust the high light
- Adjust Sub-Contrast (LBE) to set the ‘Y’ value
- Adjust R-Gain (‘x’) and B-Gain (‘y’) to the color coordinates.
* Do not adjust the G-gain data.
Voltage Adjustment
1. After replacing the SMPS or PDP panel, you must adjust the voltage referring to the voltage label printed on the panel.
(If you do not adjust the voltage, an abnormal discharge symptom may appear.)


Value
Vs
202
Va
57
Vset

Ve
95
Vsc
-190