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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
PhilipsFL1.6Vertical line interference on CH 2, 3 and 4 (spook).General remarks: - Place the antenna at a good distance from the TV set. - Use good shielded cables, connectors and splitters. - Avoid HF amplifiers, splitters and rolled-up cables just nearby the TV set. - The stronger the signal is captured the less p14-09-04
PhilipsFL1.6Vertical position can not be adjusted.Add position 3464 (1k8; 4822 053 10182) on the Large signal panel between 1L30 and pin 9 of IC7450. REMARKS : The range of the vertical shift will be changed. Introduced in production in week 9317. 14-09-04

PhilipsFL1.6With fast moving picture poor picture quality (scan effect visible)Change software into version V54 version or higher on control board 7115 (4822 900 10356). REMARKS : With this software it is possible to switch off LFR. 14-09-04
PhilipsFL1.6Wrong synchronization, unstable colorsD6417 on the LSP dependent on temperature, check/replace (4822 130 81223) 14-09-04
PhilipsFL1.7100Hz 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
PhilipsFL1.722AV1440 is switched on by external VCR when FL1 is switched offConnect 4 diodes of type BAT 85 to inputs of IC7630 on SSP. 1 diode between pin 3/IC7630 and +5V, cathode to +5V. 1 diode between pin 5/IC7630 and +5V, cathode to +5V. 1 diode between pin 3/IC7630 and -8V, anode to -8V. 1 diode between pin 5/IC7630 and -814-09-04
PhilipsFL1.750Hz buzz noticable through speakerCheck/replace IC7680 on the SSP - TDA8425, pseudo stereo IC. (4822 209 63734). 14-09-04
PhilipsFL1.7After 10 minutes picture becomes red from right sideC2395 on the LSP poorly soldered. 14-09-04
PhilipsFL1.7Alternative for A66EAK252X43Alternative for A66EAK252X43 ---------------------------- The following Blackline S tube will no longer be supplied: 28" A66EAK252X43 4822 131 20502 This has been replaced by: 28" A66EAK252X44 4822 131 20567 REMARKS : If an old picture tube 14-09-04
PhilipsFL1.7Antenna input: no sound. External input: sound O.K.Check whether crystal 1602 (stereo decoder) 10MHz oscillates. If not replace X1602 (4822 242 80276). 14-09-04
PhilipsFL1.7Bad focus or focus varies in a new set or after CRT replacementPossible solution: Short circuit the focus and the G2 pins of the picture tube with the aquadag coating. Switch the set on for approximately 5 seconds. After this return the set to its original condition. Check if the focus adjusted normally. If not repla14-09-04
PhilipsFL1.7Blue - red overshootHigh End Box: 7200 (SAA5231; 4822 209 63645) defective or 5V too high. 5V OK in set produced after 10.91. 14-09-04
PhilipsFL1.7BUX85F in mikroSOPS defectiveChange the value of C2260 to 4n7F, replace 7270 with transistor BD825 (4822 130 41746). 14-09-04
PhilipsFL1.7Color interferenceCheck in High End Box 7204 (PCF80C51BH; 4822 209 31386) 14-09-04
PhilipsFL1.7Colored picture or picture is green/red, fly-back linesCheck zenerdiode 6450 on pin 19-IC7430 on the LSP. New diode must be Philips (Telefunken does not work), 4822 130 81512 14-09-04
PhilipsFL1.7Correction to service information FL 95.01Correction to service information FL 95.01 ------------------------------------------ Correction in the overview of 100Hz and Proscan boxen. The replacement for service code 4822 212 30534 must be 4822 212 31231 The replacement for service code 4822 2114-09-04
PhilipsFL1.7Correction to service manual FL1.1 AC/FL1.7 AACorrection to service manual FL1.1 AC/FL1.7 AA ---------------------------------------------- The code number of position 3410 on the Large Signal Panel is not correct. The correct code number is 4822 101 11871 (330k lin)14-09-04
PhilipsFL1.7Horizontal amplitude cannot be adjustedTransistor 7610 (2SA1359) on the LSP short circuited, check/replace. (4822 130 60111). 14-09-04
PhilipsFL1.7Horizontal black lines with 100Hz sets and Sony Hi8 camcorders.Change the value of C2396 on the small signal into 220nF (4822 122 32927). On 100Hz sets together with the Sony Hi8 camcorders, you can see very small sharp lines over the picture. This phenomenon is most of the times visable when the tape is situated i14-09-04
PhilipsFL1.7How to enable/disable "Child Lock"Press "MENU" button on Remote Control. When the menu appears on the screen, you select "SPECIAL FEATURES" (this expression is language dependent) Within "SPECIAL FEATURES", the "CHILD LOCK" can be enabled or disabled. 14-09-04
PhilipsFL1.7In hardware prot mode (error codes 4, 6, & 11 in service mode)E-W coupling transfmr dry joints14-09-04
PhilipsFL1.7JitterIn PIP unit change the value of R3336 to 4k7. 14-09-04

PhilipsFL1.7Low 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
PhilipsFL1.7Low 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
PhilipsFL1.7ModificationModification ------------ Change position 4210 on the Small Signal Panel into 1k ohm (4822 051 10102). Reason: to prevent failure of IC7202 (TDA2579). REMARKS : It is recommended to check and replace position 4210 each time the 100Hz box is rep14-09-04
PhilipsFL1.7No colors in TV modeCheck IC7365 (TDA4650) on the SSP (4822 209 30837) 14-09-04
PhilipsFL1.7No LEDs blinking, no Vstart (17,5V), no +5standby (5.5V).Check R3250 (62 Ohm; 4822 116 52198). 14-09-04
PhilipsFL1.7No sound, "ON, Standby, I" LEDs blinking10MHz crystal 1602 on the SSP defective, 4822 242 80276 14-09-04
PhilipsFL1.7Overview 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
PhilipsFL1.7Picture 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
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