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 26 February 2019

HOW TO ENTER SERVICE MODE TO SAMSUNG -CB - CS&CZ SERIES CRT TVs

HOW TO ENTER SERVICE MODE TO SAMSUNG -CB - CS&CZ SERIES crt TVs



FACTORY MODE
  • Do not attempt these adjustments in the Video mode.
  • The Factory Mode Adjustments are necessary when either EEPROM  or CRT is replaced.
  • Do not tamper with the [Adjustment Screen]  of the factory mode menu.  
AFTER EEPROM REPLACEMNT
  • After EEPROM is replaced, all adjustment data revert to initial values.  You have to reprogram these data values. If the EEPROM  or CRT is replaced, set (PVA) to [40], and set (SC) as follows.
  • 14" => 0
  • 20" => 9
  • 21" => 9
FACTORY/SERVICE MODE
  • Display =>Factory
  • Standby => Display => Menu => Mute => Power On.
The service factory message will be displayed
  • The service mode has four components.  Adjust, Option and Reset.
  • Access the adjustment mode by pressing the Volume keys.  Data values can be changed by using Up & DN keys.
SELECTION SEQUENCE FOR ALL ITEM
 Dn or Up keys.
SCT>SBT>BLR>BLB>RG>CG>BG>VSL>VS>VA>HS>SC>SDL>STT>SSP>PDL>NDL>PSR>NSR>AGC>VOL.LCO>TXP
To exit from service mode, press either Factory or Power Off key
 OSD AND FUNCTIONS
  1. SCT = SUB CONTRAST
  2. SBT = SUB BRIGHTNESS
  3. BLR = BLACK LEVEL OFFSET RED
  4. BLB = BLACK LEVEL OFFSET BLUE
  5. RG = RED GAIN
  6. GG = GREEN GAIN
  7. BG = BLUE GAIN
  8. VSL = VERTICAL SLOPE
  9. VS = VERTICAL SHIFT
  10. VA = VERTICAL AMPLITUDE [HEIGHT]
  11. HS = HORIZONTAL SHIFT
  12. SC = S-CORRECTION
  13. CDL = CATHODE DRIVE LEVEL
  14. STT = SUB TINT
  15. SSP = SUB SHARPNESS
  16. PDL = PAL DELAY
  17. NTL = NTSC DELAY
  18. PST = PAL SUB COLOR
  19. NSR = NTSC SUB COLOR
  20. AGC = AUTOMATIC GAIN CONTROL
  21. VOL = VOLUME PRESETTING
  22. LCP = SECAM-L VISON IF
  23. TXP = TTX POSITION
PVS,PVA & PHS parameters must be aligned using the 50Hz vertical field rates.