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Repair tips

Make	Model	Problem	Solution	Date

Found: 9
Philips	28DC2070 D16	Pic/sound or colour slow to appear at sw on with false line lock	Check electrolytics in IF module	14-09-04
Philips	D16	Dead apart from power on, Txt & RGB lights flashing	In prot mode - confirm by scope check of coll Tr7657 sm tr - 0v indicates in prot mode - normal when working = 5v; to check which area of set is causing fault monitor the following :- Audio - coll Tr7130; EW - cct anode D6502; LOP - coll Tr7495; FOP - emitter Tr7425. In a correctly working TV all these volts should be zero. In this case there was a high pulse at Tr7425 indicating a field fault; no field drive as L5251 was o/c removing supply to DPU2553 dig proc chip	14-09-04

Philips	D16	Int appearance of OSD on its own & int pic off	Focus spark gap arcing - replace crt base	14-09-04
Philips	D16	No col & poor sync at sw on - improves with time	Check electrolytics in IF module	14-09-04
Philips	D16	No col from cold - ok when warm	Xtal X1207 on dig vid pcb proved to be faulty when sprayed with freezer	14-09-04
Philips	D16	OSD COMES ON INT + INT BLANK SCREEN	FOCUS ARCING IN TUBE BASE	14-09-04
Philips	D16-111 33DC2080/25R	Dead with R3498 1k5 1/2w overheating	LOPTx faulty & replace resistor	14-09-04
Philips	D16-III	pic flashing - int blanking	fault on digital board - replacement nec	14-09-04
Philips	D16-III	Slight patterning useing scart socket.	Mod see Tv Mag.	14-09-04

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