Sharp 52LE920UN, 60LE920UN service manual Key writing Edid writing Main PWB QPWBXF452WJZZ, Pwb

Page 39

LC-52LE920UN/LC-60LE920UN

Adjustment	Adjustment conditions				Adjustment			procedure
point
	[Adjustment		standard	value]
	Measuring instrument: [Minolta CA-210] Technical measuring instrument
			Level	Reference		value		Adjustment spec	Inspection spec
	Point	6	916	X=0.272				±0.0010	±0.0020
	Point	6	916	y=0.277				±0.0010	±0.0020
				y=0.277
	Point	5	692	X=0.272				±0.0010	±0.0020
	Point	5	692	y=0.277				±0.0010	±0.0020
				y=0.277
	Point	4	532	X=0.272				±0.0015	±0.0030
	Point	4	532	y=0.277				±0.0015	±0.0030
				y=0.277
	Point	3	464	X=0.272				±0.0020	±0.0040
	Point	3	464	y=0.277				±0.0020	±0.0040
				y=0.277
	Point	2	296	X=0.272				±0.0030	±0.0060
	Point	2	296	y=0.277				±0.0030	±0.0060
				y=0.277
	Point	1	180	X=0.272				±0.004	±0.0080
	Point	1	180	y=0.277				±0.004	±0.0080
				y=0.277
	Remarks			Setting	conditions		for	inspection
				AV MODE: [DYNAMIC] (Reset)
				Monochro:		ON
				OPC: OFF
				Active	Contrast:		OFF
				Power	Saving: OFF
				Aging Time: Min. 60 minutes

10. Key writing

10.1. EDID writing (Main PWB: QPWBXF452WJZZ)

Adjustment point	Adjustment	conditions
HDMI EDID writing	Process mode
(Main PWB)	Model discrimination	check

Analog	RGB EDID writing	Inspection	mode
(Main	PWB)	File version	check

Adjustment procedure

1)Enter the process mode.

2)Point the cursor to [HDMI EDID WRITE] and press the [ENT] key.

The writing is complete when [OK] is displayed. (If not written, HDMI does not function.)

CAUTION: Perform the data writing after setting the model discrimi- nation. The data based on the model discrimination information is recorded in EEPROM.

1)Write the EDID data for analog RGB into IC509 mounted on the main PWB using the checker.

TL511 *** 12C clock, TL508 *** 12C data TL544 *** 5V, TL507 *** GND

TL585 °°° Write protection (H: WP, L: write enable)

2)Perform the data writing before making inspection using the checker.

5-13

Image 39

Contents Models LC-60LE920UN ==BEFORE Returning the Receiver Fire Shock Hazard Important Service Safety PrecautionSafety Notice Safety Checks 5k ohmAUX Pieces Bran HER a UNE Metalliques Terre Connue Exposees Precautions a Prendre Lors DE LA ReparationAvertissement DVM=Employing lead-free solder =Using lead-free wire solderTalC for Exclusive USE of the Service Major Service PartsSpecifications AUO,O Parts NameIi,iFAV0R,TE--FAVAPP3--qo Insert the stand into the openings on the rear of the TV Dimensions LC-52LE920UN Dimensions141j2 Dimensions LC-60LE920UNRemoving of Stand Unit and Rear Cabinet Assy Removing of Major Parts LC-52LE920UNRemoving of Speaker-L/R MAiN Unit Speaker-R Speaker-L CoverRemoving of Connectors Power Unit Main UnitLCD LED Removing of Major Parts LC-60LE920UN Speaker-R Power Unit LED Drive Unit Main Unit PD .m Terminal Cover Bottom Front Cabinet Assy Glass handling LC-52LE920UN/LC-60LE920UNGlass cleaning Space Illiiiii LC-52LE920UN/LC-60LE920UN Upgrading of each microprocessor software Adjustment ProcedureSoftware version upgrade Main software version upgrade Get ready before you startLC-52LE920UN/LC-60LE920UN How to upgrade the software LEFT/RIGHT Input Enter Entering and exiting the adjustment process modeRemote Controller key Main Unit Key UP/DOWNDescription List of adjustment process mode menuRemarks adjustment detail, etc LineVcom ADJ Analog RGB ADJGain OffsetLine Description Remarks adjustment detail, etc Special features Description Remarks adjustment detail, etcMODE2 Model/inch discrimination writing Main PWB QPWBXF452WJZZ Signal adjustmentAdjustment item Adjustment conditions Adjustment procedureVideo input signal Adjustment Point Adjustment conditions ProcedureComponent 15K RGB ADJ Tuner/V-CHIP Adjustment Point Conditions ProcedureOFF AdjustmentAdjustment conditions pointAV Mode Dynamic OPC OFFAdjustment Adjustment conditions Procedure Point Key writing Edid writing Main PWB QPWBXF452WJZZPWB ENT Factory settingSoftware version Writing the inch and model name onto EepromPublic Mode Setting Values Public Mode Setting ProcedureHow to start Public Mode How to exit Public ModePublic Mode Menu On Setting Items On Screen Display Input Mode StartPanel Button Menu Button13LOUD Speaker ON/OFF 10INPUT Mode Fixed11RCPATHTHROUGH 12AV Position Fixed15PUBLIC Mode ON!OFF No vide Troubleshooting TableComponent No external input video IINPUT-1 LC-52LE920UN/LC-60LE920UNVideo No video at Uhfnhf broadcast silnal reception No video at dilital broadcast silnal receptionLvds TX 0 DATA2P/N PC No external Input video INPUT-3 Video14No external HdmiHdmi No external input video INPUT-6 Hdmi inputINPUT-2 No audio VariableAUBCK/AULP,CK/AOSDATA0 Noaudio12 Audio13 Audio14 No audio at dilital broadcast silnal reception INoINPUT-4151617IHDMIaudioNo connect Network HP/MONIRDriver It is start-up Lamp Error Disrelard Mode If it is not an error of power supply/LEDIt is start-up in the lamp Error Disrelard Mode Do you If it is not An errorFlashing during Verup Display methodLED flashing Method Trouble Shootinl Panel ModuleNew method RLA.JIJ!,r-q.j-qInverter/Lamp failure details Flashes slowly once Error Type Center Icon LED operationDpow DETD3V3 Display Error descriptionMonitor ERR Stby table Icon LED operationIC1504 VHiSii9287+-1Q Major IC InformationsLC-52LE920UN/LC-60LE920UN Memo RUNTKA690WJQZ IRK Overall Wiring DiagramWoofer RSP-ZA482WJZZ PDDKEYMF452FM20System Block Diagram Parts Guide Printed Wiring Board Assemblies LCD Panel Module UnitDescription Cabinet Parts LC-52LE920UN Cabinet Parts LC-52LE920UN Sensor Cabinet Parts LC-60LE920UNCabinet Parts LC-60LE920UN Parts Code Price NEW Description Rank Mark Delvery Supplied AccessoriesPacking Parts not Replacement Item LC-52LE920UN Packing Parts not Replacement Item LC-52LE920UN X5t¢ Service Jigs USE for Servicing Packing Parts not Replacement Item LC-60LE920UNSharp