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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

MakeModelProblemSolutionDate
Found: 4551
PhilipsG110No picture, sound OK. Clock (8,86 MHz) on pin 28 IC 7350 is OKReplace IC 7350 (TDA8390/N4; 4822 209 61027) Modifications if replacing TDA8390/N3 remove R3340; remove R3341; change R3371 into 1,2Ohm change R3372 into 680 kOhm; remove D633614-09-04
PhilipsG110No picture, sound OK. No 8,86 Mhz on pin 28 IC7350.Replace Q1352 (4822 242 70323) 14-09-04

PhilipsG110No sound nor picture. No line oscillationStarting voltage missing in line oscillator. Diode 6455 (LLZ-C2V7;4822 130 81138) defective.14-09-04
PhilipsG110No sound, picture OKReplace IC 7260 (TDA 8425/V1; 4822 209 73213) 14-09-04
PhilipsG110No sound, picture OKPicture is present and the selection of programs functions. Check/replace IC 7220 (TDA 1521/N4; 4822 209 73853) Check/replace IC 7220 (TDA 8405/V2; 4822 209 72371) Check/replace IC 7260 (TDA 8425/V1; 4822 209 73213)14-09-04
PhilipsG110No sound, wont stop when searching & goes to st/by aft 10minsNo sig ident volts pin 13 IC7470 TDA2579A (should be 9v with sig, 0v with no sig). Replaced TDA2579A & C2451 0µ1 sm cap which was blowing the chip14-09-04
PhilipsG110No start up & trips when LOPTx dis'dTS7591 BC858 s/c14-09-04
PhilipsG110No tune storeTDA2579 ic14-09-04
PhilipsG110no txtdry joint link on 12v supply on txt pcb14-09-04
PhilipsG110No TXT; oscillator on TXT decoder does not function.Add C2802, C2803 15pF (4822 122 32504) on the teletext module U1003.14-09-04
PhilipsG110Noise in pictureIC7425 (TDA4565; 4822 209 71512) defective. 14-09-04
PhilipsG110offok when s/c prot line - D6657 (LLZ-C20) 16v supply monitor14-09-04
PhilipsG110offif low res across lop tr (<1k) check lop tr lopt C2550, C2545 1n2 2kv14-09-04
PhilipsG110One inch black band down lh side of screenTr7594 BC848 & Tr7593 BC858 sm s/c14-09-04
PhilipsG110OSD partly disappeared from the screen in BL sets.Modify C2758 and C2702 from 12pF into 10pF (4822 122 31971). 14-09-04
PhilipsG110Page 811 appears spontanuouslyDecoder selects page 811 and blocks Mount new uP (IC 7800) MAB 8461P/W196 (4822 209 62479) on TXT-Decoder.14-09-04
PhilipsG110Pic shifted & black line down centre of screenTDA2579 pin 12 has leak to chassis due to solder bridge14-09-04
PhilipsG110Picture distortedVertical pulse incorrect. Check capacitor C2500 (220 pF; 4822 122 31965).14-09-04
PhilipsG110Picture moved and a black bar in the middle of the screenTinbridge over C2460. Pin 12 in TDA2579 leaks. 14-09-04
PhilipsG110Picture twists from topVoltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca. 20 V. Check diode 6451 (BZX79/C5V6; 4822 130 80954).14-09-04
PhilipsG110Poor in contrast.Replace T7413 on the picture tube PCB (BC856B; 4822 130 60373). 14-09-04
PhilipsG110POOR SOUND ON LH SPEAKER ON NICAM ONLYIC7530 + IC7531 LM833 ( ONE LH ONE RH )14-09-04

PhilipsG110Poor width reg with brightness (HT constant)sm C2526 8n2 leaky14-09-04
PhilipsG110Protection of T7625 (BUT18AF)Protection of T7625 (BUT18AF) A production change is being introduced adding two diodes connected in series between the base and emitter of TS7625 (anodes towards base). The type no. for the diodes is BYD73B service code no. 4822 130 60778 Reason: To i14-09-04
PhilipsG110Red flashing when changing chs using VCR.Mod see Tv Mag.14-09-04
PhilipsG110Replacing TDA2579Replacing TDA2579. During production, IC7470 TDA2579 versions N6 and N7 were replaced by TDA2579A/N8. At the same time the values of the following components were also changed. G110: Position N6, N7 and N8 Code C2466 4.7uF 6.8uF 4822 124 20727 C2468 1uF14-09-04
PhilipsG110Replacing the EAROMReplacing the EAROM: The memory IC in these receivers has been replaced by type ST24C02CP (code no. 4822 209 62098). On some receivers however, the circuit will have to be modified. If the ST24C02CP is being fitted in place of an X2402 no circuit changes14-09-04
PhilipsG110SCART SOCKET WON'T SWITCH VIDEO OVER BUT DOES SWITTMP47C634-267614-09-04
PhilipsG110Screen goes blnk with Txt lines on Chan changeR3917 safety res o/c,(12v supply), SAA5231 vid proc chip got hot prior to it going - caused by L5803 6Mhz tuning coil14-09-04
PhilipsG110Servicing the Philips G110 ChassisSee TV Mag Dec 1995 & Nov 199614-09-04
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