samsung Repair Tips

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Make	Model Ch.	Symptom	Problem Solution
Samsung	CI537V P55	REPLACEMENT TUNER MOD WITH ECC-2885PLE ( S ) TWO PINS	ON LEFT AND READING L-R - BU - VT - BH - AGC - BL - AFT - OLD UNIT = 34519-990-040 ECU 5883PLE , NEW = 34519-9
Samsung	CI537V P55	Dead - psu works but no standby dash.	XF001 ( 12Mhz ) xtal , D912.
Samsung	CI537V P55	Contrast low & unadjustable.	12k res on front PCB.
Samsung	CI537V P55	Blank screen.	IC TDA2653A due to lack of heatsink compound.
Samsung	CI537V P55	BLANK RASTER - WORKS ON VIDEO INPUT	TUNER UNIT US
Samsung	CI537V	Stuck in AV mode	Replace tuner where switching is carried out
Samsung	CI537V	Repeated failure of Q901 chopper Tr 2SC3552	R910 270k hi res
Samsung	CI537V	Int dead with chattering relay	REL901 can be faulty or broken pin 3 in connector PH01
Samsung	CI537V	Field roll from cold & on chan change	C307 0µ47 50v tant
Samsung	CI537V	Display but no line drive	D912 in supply to line osc leaky
Samsung	CI537V	Dead - no st/by led	XF001 12Mhz Xtal
Samsung	CI537V	Blank screen - field collapse	FOP chip TDA2653A
Samsung	CI5373Z	Dead - SMR40200 chopper IC faulty	Replace HC801 hybrid IC with HIS0169C & R2K avalanche diode
Samsung	CI5373T	Sound sibilance	Add 330pf cap across C223 (front right corner)
Samsung	CI5373T	REDUCED FRAME AND NO VIDEO OR SOUND	REPLACE OR RESET EEPROM IC
Samsung	CI5373T	No lum on pic or txt	EEPROM corrupt - enter serv mode (see Mick Stuart)
Samsung	CI5373T	Dead psu	C803 2n2 800v s/c, R802/3 100R (not 10R as in manual) o/c, IC801 & HC801 had also bit the dust
Samsung	CI5373T	Dead - PSU tripping	DZ801 R2K across HT s/c, also replace C851 22µ 63v
Samsung	CI5373T	Dead - mains fuse blown	IC801 s/c SAMSA40100080, ZD801 SAMS32167401880 & HC801 SAMSA40100090 (Samsung have repair kit) - can fail again later for no explainable reason!
Samsung	CI5373T	DEAD	REPLACE C803,DZ801,HC801,IC801 AND R802/803