Firmware Software

Symptoms  Symptoms of damage on each model of inverter board LCD is not necessarily equal to each other. It depends on the design ic inverter and its programs. Broadly speaking inverter board failure symptoms, among others that can be shown are: Black screen no picture, but the indicator light remains green flame. Black screen no picture, but no sound. Flash Screen on-off 1 or 2 times in a few seconds, then die continue or die stand-by (protectionism). On certain models may be shown with a red LED blinking. Raster britnes not uniform, due to there are some that are not lit CCFL   Various causes damage to the inverter board most frequently encountered. Elko dry (ESR values ​​enlarged) Fuse break up (as a chip), so there is no Vcc supply voltage (12v or 24v) Power FET or Transistors short Tranfo high voltage damaged. High voltage coil and a half short, enlarged resistance, or drop out. This can be determined by comparing the resistance of each tranfo High temperatures stress. ...

Meaning Sony blink codes when dead Protection Unit is dead, No Blinks - Problem in the standby power section. Continuous blink once a second, no pausing - No reply from the jungle (data bus is busy, shorted to ground, or held high), IK video path is defective. One blink - not used for the self-diagnosis Two Blinks - B + over current protection (OCP), unit goes to the standby mode then displays the 2 blink fault. Could be a short in the power supply of any of the circuits. Three Blinks - B + over voltage protection (OVP), unit goes to the standby mode then displays the 3 blink fault. Four Blinks - No vertical deflection (V STOP), Screen goes to a single horizontal line then the video signal muted.   Five Blinks - AKB circuit (automatic kine bias), the timer / standby indicator Blinks for about 30 seconds then goes to the self-diagnosis function. Something is wrong with the video. Check the video out. In addition, unit could be in IK blanking, try turning up screen slightly. S...

LCD TV_HAIER_TROUBLESHOOTING_FAILUR ES & CAUSES_SCREEN-SHOTS _  POSSIBLE CAUSES SCREEN-SHOTS_POSSIBLE CAUSES   [CLICK ON THE PICTURES TO MAGNIFY] These symptoms are applicable to most of the LCD TVs, irrespective of brand and model

KDL-32BX320/321, BX420_SONY - LCD TV - DISASSEMBLE PROCEDURE & Screws Details   DISASSEMBLE       [CLICK ON THE PICTURES TO ZOOM IN] REAR COVER ASSY AND STAND BLOCK_ VESA BRACKET, NECK COVER, NECK AND BASE ASSY G13 BOARD, A BOARD, SWITCH UNIT AND SIDE BRACKET_ VESA BRACKET, BOTTOM FRAME AND H BOARD   PANEL SUPPORT, H BOARD, LCD PANEL AND BEZEL ASSY

KOB-AP4450XA - 450W ATX - POWER SUPPLY - SCHEMATIC (Circuit Diagram) - SG6105Z   SCHEMATIC CLICK ON THE SCHEMATIC TO ZOOM IN

EPSON - EPSON Stylus Photo R280/R285/R290 _ TROUBLESHOOTING CHART ERROR MESSAGES COMMUNICATION ERROR

LG 60PG60 - TROUBLESHOOTING -  PLASMA TELEVISION [PU 82C CHASSIS TROUBLESHOOTING TV/CATV DOESN'T DISPLAY CLICK ON THE CHARTS TO MAGNIFY  NO VIDEO DISPLAY COMPONENT DOES'T DISPLAY R - G - B _ PC DOESN'T DISPLAY NO HDMI DISPLAY How to Open Factory Mode in LG Lcd  How to Open Service Mode in LG Lcd By Imran Ashraf Methods 1 LG Service Menu Access Method 1 2 LG Service Menu Access Method 2 3 LG Service Menu Access Method 3 4 LG Service Menu PIN/Password Codes LG Service Menu Access Method 1 Press and Hold button on remote as well as TV  panel at the same time for a few seconds.  LG Service Menu Access Method 2 Press and hold the {MENU} button on the remote and  the {MENU} button on the TV at the same time for at least 5-7 seconds.  LG Service Menu Access Method 3 Press and hold the {MENU} button ON THE REMOTE until  a 4-digit password screen is displayed.  LG Service Menu PIN/Password Codes 8 7 4 1  8 7 4 3  7 7 7 7  0 0...

40PFL6606-D - PHILIPS LCD TV - SSB  REPLACEMENT - Adjustments - SET  STARTS UP IN FACTORY MODE RESET OF REPAIRED SSB [Small Signal Board] A very important issue towards a repaired SSB from a Service repair shop (SSB repair on component level) implies the reset of the NVM on the SSB. A repaired SSB in Service should get the service Set type “00PF0000000000” and Production code “00000000000000”.  Also the virgin bit is to be set. To set all this, you can use the ComPair tool or use the “NVM editor” and “Dealer options” items in SAM (do not forget to “store”) After a repaired SSB has been mounted in the set (set repair  on board level), the type number (CTN) and production code of the TV has to be set according to the type plate of the set. For this, you can use the NVM editor in SAM. This action also ensures the correct functioning of the “Net TV” feature and access to the Net TV portals. The loading of the CTN and production code can also be done via ComPair...