datasheet,schematic,electronic components, service manual,repairs,tv,monitor,service menu,pcb design
Schematics 4 Free
Service manuals, schematics, documentation, programs, electronics, hobby ....


registersend pass
Bulgarian - schematics repairs service manuals SearchBrowseUploadWanted

DatasheetsChassis2modelRepair tipsFulltext searchCables & Connectors
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
PhilipsFL1.14Picture 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
PhilipsFL1.14Picture 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

PhilipsFL1.14Picture often darkCheck IC7201 in High End-box (SAA9042P/A; 4822 209 31851) 14-09-04
PhilipsFL1.14Picture 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
PhilipsFL1.14Picture 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
PhilipsFL1.14Picture 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
PhilipsFL1.14PIP picture not in order.Check R3345 (4822 111 41424) in PIP unit, check IC7755 (4822 209 63423). 14-09-04
PhilipsFL1.14Poor colors, no light in pictureCheck IC7207 (SDA9205; 4822 209 31056). 14-09-04
PhilipsFL1.14Set 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
PhilipsFL1.14Set 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
PhilipsFL1.14Set 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
PhilipsFL1.14Severe 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
PhilipsFL1.14Shuts off and on again on Pr.nr. 1 after 3 hours.D6272 (BZX55B5V6) interruption when it becomes hot. 14-09-04
PhilipsFL1.14Sometimes vibration in vertical direction.Replace C2410 (150nF 5%; 4822 121 41854) on LSP. 14-09-04
PhilipsFL1.14Spoke 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
PhilipsFL1.14Spook 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 meter14-09-04
PhilipsFL1.14Supply +5V too low, black horizontal bar in picture. Bad sync.Check/replace IC7551 (LM358N; 4822 209 70672) 14-09-04
PhilipsFL1.14Supply switch-off sometimesCheck the +5 stand-by. This voltage has to be 5.5V and may not vary. When the voltage drops below 5.2V the set switches-off. Cure: check D6266 for leackage (BZX79/F6V8; 4822 130 34278) or check T7268 for leackage (BD943F; 4822 130 62742). The 5.5V is meas14-09-04
PhilipsFL1.14Synchronization, picture disappearsD6703 and T7704 defective on picture tube panel. 14-09-04
PhilipsFL1.14Ticking noise and line in pictureTransistor 7381 (BC848C; 5322 130 42136) defective when hot. 14-09-04
PhilipsFL1.14Total inoperative, leds blinking, error 99Check and replace if necessary C2504 and/or 2505 (2kV HRR) on the Large signal panel. Replace by a 3kV15 HR-R capacitor if possible: 820pF 4822 126 13152 1nF 4822 126 13153 1,2nF 4822 126 13154 1,5nF 4822 126 13155 1,8nF 4822 126 13156 2,14-09-04
PhilipsFL1.14Totally inoperative.Transistors 7250 (BUX85F; 4822 130 62509) and 7251 (BC848; 4822 130 61207) in microSOPS defective. Or D6251 (LLZ-C5V6; 4822 130 80954) and R1250 (=R3230; 1 Ohm; 4822 052 10108) defective. Or T7270 (BD825; 4822 130 41746) Or T7201 (BC857C; 5322 130 42714-09-04

PhilipsFL1.14Tuning does not functionResistor R3240 on LSP in V-tuning wire broken. 14-09-04
PhilipsFL1.14Unstable picture, horizontal jitter.Check/replace R3405 on the LSP. (4822 051 10303 for 50 Hz sets; 4822 051 10333 for 100 Hz sets). 14-09-04
PhilipsFL1.14Various faults can be observed.Check the earth connection from the SSP: connect earth tuner with earth line output transformer (LSP) to find-out whether the problem is solved. Check connectors L02 and S02 pins 1,2 (sometimes only 7 wires are used in the connector) 14-09-04
PhilipsFL1.14Vertical ripple on picture, and possible error code messages.The fault was suspected to be in the power supply. On investigation it was found that SOPS control pcb was heat sensitive. Fitting a replacement control PCB (4822 310 31932) cured this fault. 14-09-04
PhilipsFL1.14Wrong service batch of ST24C08CB1 memory IC'sWrong service batch of ST24C08CB1 memory IC's 4822 209 32283 ------------------------------------------------------------ Temporarily a wrong batch of EAROM's has been delivered, causing the fault "NVM MEMORY NOT WRITE PROTECTED" after replacing the EAROM14-09-04
PhilipsFL1.14Wrong synchronization, unstable colorsD6417 on the LSP dependent on temperature, check/replace (4822 130 81223) 14-09-04
PhilipsFL1.16"NVM write protection enabled" message on screen.Startup problem or 'NVM write protection enabled' message on screen after replacement of NVM (ST24C08CB1; 4822 209 32283) with a ST24C08CB6 (4822 209 33113). Use as replacement the ST24C08 1 (9311 021 36682).14-09-04
PhilipsFL1.16100Hz crossPossible solutions: 1. Interrupt on the SSP the 50Hz Y-signal, between pin 11 position IC7324 (TDA4568) and pin 11 position IC7395 (TDA8443), by deleting position 4302. Repair the connection by means of a shielded cable of 16cm long, m14-09-04
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : Pioneer SA6300

script execution: 0.25 s