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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
PhilipsFL1.16Low frequency hum from subwoofer, buzz from right hand squeeter.Check DC level on pin 1 and 9 of IC7011 (TDA1521). If not correct, replace (4822 209 63913). 14-09-04
PhilipsFL1.16No colors in TV modeCheck IC7365 (TDA4650) on the SSP (4822 209 30837) 14-09-04

PhilipsFL1.16No sound, "ON, Standby, I" LEDs blinking10MHz crystal 1602 on the SSP defective, 4822 242 80276 14-09-04
PhilipsFL1.16Noise on high volumePerform the following modifications on the SSP: Add on position 3618 4,7nF (4822 122 31784) Add on position 3619 jumper (4822 051 10008) Connected in series from 2604/4610 to earth. Change position 4610 into 1k ohm (4822 051 10102)14-09-04
PhilipsFL1.16Overview of SOPS repair kitsOverview of SOPS repair kits ---------------------------- FL1.0 AG00 upto AG03 4822 310 20492 FL1.0 AG04 and higher 4822 310 31921 FL1.1 25" and 28" 4822 310 31919 FL1.1 33" 4822 310 31932 FL1.2 4822 310 31932 FL1.6 14-09-04
PhilipsFL1.16Picture disappears (fly back lines), ON STEREO and DUAL LEDs blinkCheck IC7430 (TDA4680). When TDA4680 is too hot there is no picture (4822 209 31592). 14-09-04
PhilipsFL1.16Picture disappears shortly after 30" or control does not function.When hot, 13,5 MHz clock stops working; change the value of R3123 to 1k2. 14-09-04
PhilipsFL1.16Picture gives black horizontal stripes, also on RGBIC72027 SDA9205-2 LFR box defective (4822 209 31056).14-09-04
PhilipsFL1.16Picture often darkCheck IC7201 in High End-box (SAA9042P/A; 4822 209 31851) 14-09-04
PhilipsFL1.16Picture OK after some timeIC7207 (SDA9205-2; 4822 209 31056) defective when set is cold. 14-09-04
PhilipsFL1.16Picture 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
PhilipsFL1.16Picture twists from topVoltage of pin 8-IC7450 (TDA3654Q) on the LSP has raised to ca. 20 V. Check diode 6451 (BZX79/C3V6; 5322 130 34834 or BZX79/C10; 4822 130 61219) 14-09-04
PhilipsFL1.16PIP picture not in order.Check R3345 (4822 111 41424) in PIP unit, check IC7755 (4822 209 63423). 14-09-04
PhilipsFL1.16Poor colors, no light in pictureCheck IC7207 (SDA9205; 4822 209 31056). 14-09-04
PhilipsFL1.16Protection activated due to no +5V from LOT.Check IC7551, LM 358N (4822 209 71825). If IC7551 has to be replaced, it is recommended: 1) for production code AG00-09 add diode BZX79-C18 (4822 130 31024) between 9240 and pin 8 of position 7551, with cathode to pin 8 of IC7551. 2) for production 14-09-04
PhilipsFL1.16Repair informationRepair information ------------------ In case of one of the line transistors T7504 or T7506 is defective, it is necessary to replace both transistors. Order number 4822 130 62934 (2x ON4673). 14-09-04
PhilipsFL1.16Repeated light-up of the standby-led after switching-off from standby.Change the following positions on the LSP: Position 3250 from 47 ohm into 62 ohm (4822 116 52198) Position 6251 from LLZ-C5V6 into LLZ-C7V5 (4822 130 80906) REMARKS :Introduced in production in week 9418.14-09-04
PhilipsFL1.16Set can only be operated with Remote ControlCheck whether "Child Lock" is disabled. To check this, see "Frequently Asked Questions", "How to disable Child Lock". 14-09-04
PhilipsFL1.16Set inoperative only red or green LED. Supply was 141V but no EHT.Line drive puls for T7506 (2SC4288A) too low. L5503 defective (Line drive coil; 4822 157 63252) 14-09-04
PhilipsFL1.16Set sometimes goes in STAND-BY and immediately switches ON again.Replace position IC7120 on LFR box (PCF83C652P/AB/043) by P83C652FFP/50 V34D (4822 209 33289). REMARKS : Introduced in production in week 9337. 14-09-04
PhilipsFL1.16Set totally inoperative, no LEDs on. Supply hums.R3252 220 kOhm (Start-up micro-sops) defective (4822 116 52258). 14-09-04
PhilipsFL1.16Severe Moire patterningMost modern Colour Televisions use Automatic Gray Scale Tracking and while the setting of the G1 may not seem to have a major effect on the picture brightness on a modern set, incorrect adjustment can have the effect of causing severe Moire patterning if 14-09-04

PhilipsFL1.16Shuts off and on again on Pr.nr. 1 after 3 hours.D6272 (BZX55B5V6) interruption when it becomes hot. 14-09-04
PhilipsFL1.16Small picture with flyback lines. The +141 is about 110V.Check D6372 on LSP (LL4148; 4822 130 80446). 14-09-04
PhilipsFL1.16Sometimes in protection, or hor. width variesCheck or resolder on LSP the pins of E/W bridge coil 5521. 14-09-04
PhilipsFL1.16Sometimes vibration in vertical direction.Replace C2410 (150nF 5%; 4822 121 41854) on LSP. 14-09-04
PhilipsFL1.16Sound can be heard when switching off the set.Replace position 3037 on the Large signal panel with 1K3 (4822 051 10132) REMARKS : Introduced in production in week 9333. 14-09-04
PhilipsFL1.16Sound shuts off and OSD in picture.Voltage on pin 4 TDA8417 was 3.5V tt instead of >4.5V TT. Replace X-tal 10 Mhz (4822 242 80276). 14-09-04
PhilipsFL1.16Spoke on 134,25 and 287,25 MHz in proscan sets.Spoke on above mentioned frequency can be solved by adding two capacitors of 33pF (5322 122 32072) on the LFR box. - between pin 10 of H22 and earth (pin 5 of H22) (CVBS). - between pin 7 of H21 and earth (pin 4 of H21) (TXT INT). 14-09-04
PhilipsFL1.16Spook in pictureUse special antenna cables. Codenumbers: 4822 321 61224 PAL 1 meter 4822 321 61225 PAL 2 meter 4822 321 61226 SECAM 1 meter 4822 321 61227 SECAM 2 meter 14-09-04
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