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
PhilipsFL1.6Lines in picture.IC7208 (PROM) in LFR-box defective (4822 209 31057). 14-09-04
PhilipsFL1.6Low Brightness TXT and OSD, Picture OKIf this condition occurs, check the Option Codes. Resetting the Option Code numbers as per the Service Manual provided the cure. 14-09-04

PhilipsFL1.6Low 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
PhilipsFL1.6No colors in TV modeCheck IC7365 (TDA4650) on the SSP (4822 209 30837) 14-09-04
PhilipsFL1.6No DC shift in East/west.Check DC shift circuitry TS7512 (4822 130 41109; BD135-16) and TS7513 (4822 130 41194; BD136-16). 14-09-04
PhilipsFL1.6No LEDs blinking, no +Vstart (17,5V), no +5standby (5.5V)Check TS7250 (4822 130 62509; BUX85F). In case of a failure of TS7250 it is recommended to change the following components on the Large Signal Panel. Position Component New Code no. C2260 470pF 4.7nF 4822 122 31714-09-04
PhilipsFL1.6No sound for one channelCheck C2026 (4822 122 32927; 220nF) or C2027 (4822 122 32927; 220nF) on the LSP. 14-09-04
PhilipsFL1.6No sound, "ON, Standby, I" LEDs blinking10MHz crystal 1602 on the SSP defective, 4822 242 80276 14-09-04
PhilipsFL1.6One or more functions and/or operation fail.Options lost, mount Motorola IC MC33164P (4822 209 31294) as described in Service Information FL1 93.02 (4822 727 19885). 14-09-04
PhilipsFL1.6Overview 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
PhilipsFL1.6Picture 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
PhilipsFL1.6Picture 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
PhilipsFL1.6Picture often darkCheck IC7201 in High End-box (SAA9042P/A; 4822 209 31851) 14-09-04
PhilipsFL1.6Picture shuts off when set is warmed up. Sound remains. Error 3&4.Sometimes no +5Vp on LFR (proscan) box. Check D6006 (4822 130 31253; BZX55-C2V4) on LFR box. 14-09-04
PhilipsFL1.6Picture 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
PhilipsFL1.6Picture 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
PhilipsFL1.6PIP picture not in order.Check R3345 (4822 111 41424) in PIP unit, check IC7755 (4822 209 63423). 14-09-04
PhilipsFL1.6Poor colors, no light in pictureCheck IC7207 (SDA9205; 4822 209 31056). 14-09-04
PhilipsFL1.6Power supply shuts in protection mode.Check IC7000, IC7001 (TDA1521Q; 4822 209 73311) and IC7011 (TDA1521AQ; 4822 209 63913) on the large signal panel on short circuit between pin 5 and pin 7. 14-09-04
PhilipsFL1.6Production modification TDA4680 supplyProduction modification TDA4680 supply -------------------------------------- Jumper 9481 is replaced with a diode type BAT85 4822 130 31983 cathode to pin 5 of IC7430, TDA4680 on the SSP. REMARKS : Introduced production in week 9228. 14-09-04
PhilipsFL1.6Red background on right side.Check C2395 (22nF) on SSP (4822 122 32863). 14-09-04
PhilipsFL1.6Red, green and blue stripe in picturePin 8 IC7450 is 22V instead of 10V. Replace C2452 (220uF; 4822 124 41716) and D6451 (BZX79-C3V6; 5322 130 34834) 14-09-04

PhilipsFL1.6Repair procedure 100HZ box and LFR (Digital Scan)Repair procedure 100HZ box and LFR (Digital Scan) box. ------------------------------------------------------ Untill now these panels are send back with and without the metal screening box. To clarify the situation all these panels should be send back wit14-09-04
PhilipsFL1.6Service manual correction option code 1Service manual correction option code 1 --------------------------------------- On the service (model) manual (4822 727 19142) of this type optioncode 1 is not correct. This has to be the following: 33ML8905/00B/02B/06B/08B: 154 33ML8905/05B: 14-09-04
PhilipsFL1.6Service manual correction TS7005, TS7006Service manual correction TS7005, TS7006 ---------------------------------------- In chassis manuals for the FL1.0, FL1.1, FL1.6 and FL1.7AA transistors TS7005 (BC848C) and TS7006 (BC848C) in diagram G are drawn incorrectly. They should be drawn with coll14-09-04
PhilipsFL1.6Set 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
PhilipsFL1.6Set goes spontaneous in protection at high temperature.It is recommended to change the following components of the LOT circuit: Position Original value New value Code number C2547 10nF 2.7nF 4822 122 33498 R3547 10R 5.1R 4822 051 10518 REMARK 14-09-04
PhilipsFL1.6Set switches off by hardware protection from east/west.Check TS7610 (4822 130 60111; SA1359) and TS7540 (5322 130 42136; BC848C) of the east/west circuit. 14-09-04
PhilipsFL1.6Set switches off by hardware protection from sound. Error code 99.Check Audio IC7000 on LSP (4822 209 73311; TDA1521Q). 14-09-04
PhilipsFL1.6Severe 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
 FB -  Links -  Info / Contacts -  Forum -   Last SM download : DENON Ñõåìà AVR-4308CI Ver. 1

script execution: 0.28 s