Samsung WS32V56VS8XXEC, WS28V55VS8XXEC No Picture, If the deflection is in operation, IC201S #31

Page 45

5-2

		No Picture, but sound is
		in normal operation


		Turn the VR of FBT, higher screen
	Normal	voltage and Check the Deflection		Abnormal
	Normal	is in Normal Operation		Abnormal
		is in Normal Operation
		(If the deflection is in operation,
		flyback signal is appeared)

	Normal	Check	Abnormal		Normal	Check
		CRT PCB RK, BK, GK				IC201S #31
	Check	Abnormal	Check	Abnormal		Abnormal
	Check	Abnormal	HIC202, HIC203,	Abnormal	Check 8V	Abnormal
	Heater Voltage		HIC202, HIC203,		Check 8V
			HIC204 Output

Abnormal

Check DZ202

Abnormal

5-2 No Picture

Troubleshooting

Samsung Electronics

Normal

Check

Abnormal

Normal

Check CRT and FBT

IC201S #63

Check

or #59

IC803

Check CRT and FBT

Normal

Normal

Check

Replace IC201S

IC301

Check

200V, 16.5V Line

Check

Tuner CVBS Output

Normal

Replace

DZ202

Replace

IC201S

Image 45

Contents Chassis KS3AP50HzREV Model WS28V53NS8XXEC Color Television ReceiverPrecautions Safety PrecautionsSamsung Electronics Samsung Electronics Servicing Precautions Precautions for Electrostatically Sensitive Devices ESDs Tables of Abbreviations and Acronyms Reference InformationReference Information Km/h Kilometer Per Hour RpsACC ABLLED AFCMICOM, Ttxmtp LOC. no Spec Description RemarkEeprom FML-G12SBoard LOC. no Spec Description Remark FocusSpec Function Remark CZ, CW TCPS3000PMemo PAL/SECAM-B/G,D/K,L,I, NTSC-M SpecificationsVHS Tuner PIP, A2 StereoMemo General Alignment Instructions Alignment and AdjustmentsAutomatic Degaussing High voltage CheckScreen Adjustment Dynamic Focus AdjustmentCDL White Balance Adjustment E2PROM IC902 ReplacementSamsung Electronics Service Mode Factory AdjustmentSize OSDPIP PIP BlklgSIM-806EW1SEH Initial Data 2B Screen Change I2C BUS Geometric Adjustment NTSC-M YC Delay PAL-M Y/C DelaySED AK DVD Adjust RGB input signal contrast Adjust RGB input signal brightnessStretch-BTLT Black stretch tilt positionInitial Data OSD VSUOSD Range SIM-806EW1HQ SIM-812MA3 Initial DataFlat SIM-806MA3Accrsecam 2E Video 3 AdjustHB Start HB StopSoft Limit Slope B Fix Hard Limit Peak ThresholdPeak Video Ref Fix Peak Video Gain 255Velocity Delay Fix Velocity Coring RGB Shift Gain1Video Fix Delay1Video Velocity LimitInitial Data OSD Range 2H CombFilter Fix NR Off ValueTTX TOP AKBLNA CW21A8 CW29A7 CZ29A6 CZ29A7AV by CH Key Off29A7NTBX 29A5WBX 29A5NTBX 29K3WTBX 29K3WBX 29A7PFBX SIM-812EA1SIM-806E1 29A5PFBX 29A6NTBX 29A7PNBXMrcg MrcrMrcb MrwdgColr SEDWide SIMQEW Melody VolumeZoom Parabola Parabola96 ~111 Melody Volume30 ~ Parabola 30 ~Angle BOWDscc DVD SUB Tint5 5 5 Assign Description IN/OUTAssign IN/OUT Active H/L Description Troubleshooting No PowerTroubleshooting If the deflection is in operation No PictureIC201S #31 Check CRT and FBTNo Sound Memo WS28V53NS8XXEC32V5 Exploded View & Parts ListWS28V53NS8XXEC Electrical Parts ListPIN-GT,ASSYAUTO J621 GT103GT409 J622EYELETID2.0,OD2.8,BST EYELETID2.0,OD2.8,BST TOP1EYELETID2.0,OD2.8,BST TOP2 EYELETID2.2,OD3.2,BSP PCB IC HYBRID-,DRGB001A,SIP,5P,-,TPLabellabel BAND-TIENYLON66 V2,L100,NTR TOPLDY01 CNY02HA98-00003A Assy SUB PARTASSY-SUB,PARTS53A,PCB,CRT Assy ETC-PCB A/V BoardCNF01 JACK-PHONE1PVER,3.4PI,AG,BLK,NOHA98-600020 ASSY-SUB,PARTKS4A,PFC PCB PFT01HA83-00006A LP-RESIN HIPS,BASF495F,NTR,HB CNP02Assy ACCESSORY50HZ,KS3A,XEC WS28V55VS8XXECSUB ETC-MICA,MICA,22X30X0.1MM DZ402 D804D906 D604J811 3812-000219 J208 3812-000219J209 3812-000219 J816 3812-000219EY301 J430EY302 EY303C233 R233C234 C235IC HYBRID-,DDRI001A,SIP,5P,-,TP IC1 SOLDER-WIRE FLUXCF-110VH-2AIC2 JP1SWY03 SWY02SWY04 SWY05EYP07 HA98-00054A Assy SUB Partassy SUB PARTKS3A,PCB,CRTEYP08 EYP09Assy Cabinet Front WS32V56VS8XXEC C832 AL100uF,20%,16V,GP,TP,6.3x11,5 GT301 C634 AL100uF,20%,16V,GP,TP,6.3x11,5 GT102C838 AL100uF,20%,16V,GP,TP,6.3x11,5 GT302 C826 AL100uF,20%,16V,GP,TP,6.3x11,5 GT401J254 J121J411 C2322001-000290 R232 R231R432 VARISTOR750V,1250A,12.5x7mm,TP R913AL100uF,20%,16V,WT,TP,6.3x11,5 AL47uF,20%,50V,WT,TP,6.3x11,2.5INDUCTOR-AXIAL33uH,5%,2.5x3.4mm C106 INDUCTOR-AXIAL33uH,5%,2.5x3.4mm C303ICS01 DZS02 DZS01HA98-600012 ASSY-SUB,PARTPCB-WIDE,S51A,WIDE CNG01Assy SUB PARTS51A,CONTROL Wide JACK-PIN1P,1PI,NI,RED,SCR-JACKASSY-CRT AA69-00744F Block Diagrams Block Diagram Wiring Diagram Memo Schematic Diagrams MainSamsung Electronics 10-1 TP12 TP13 TP11 TP25 TP14 TP15 Samsung Electronics 10-3 MAIN3TP26 TP27 TP32 TP31 TP28 TP29 TP30 Samsung Electronics 10-5 PIP MODULE, Switch Module PIP Module10-6 CRT Wtih in V/M Wtih out V/M Samsung Electronics 10-7 Electronics