Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Philips | FL1.2S | Bad focus or focus varies in a new set or after CRT replacement | Possible 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 repla | ||
Philips | FL1.2S | 50Hz buzz noticable through speaker | Check/replace IC7680 on the SSP - TDA8425, pseudo stereo IC. (4822 209 63734). | ||
Philips | FL1.2-AB | Picture twists from top | Voltage 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) | ||
Philips | FL1.2-AB | Overview of SOPS repair kits | Overview of SOPS repair kits ---------------------------- FL1.0 AG00 upto AG03 4822 310 20492 FL1.0 AG04 and higher 4822 310 31921 FL1.0S 4822 310 31924 FL1.1 25" and 28" 4822 310 31919 FL1.1 33" 4822 310 31932 FL1.1S | ||
Philips | FL1.2-AB | Low Brightness TXT and OSD, Picture OK | If this condition occurs, check the Option Codes. Resetting the Option Code numbers as per the Service Manual provided the cure. | ||
Philips | FL1.2-AB | Correction to service information FL 95.01 | Correction 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 21 | ||
Philips | FL1.2-AB | Bad focus or focus varies in a new set or after CRT replacement | Possible 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 repla | ||
Philips | FL1.20 | Various 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) | ||
Philips | FL1.20 | Supply switch-off sometimes | Check 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 meas | ||
Philips | FL1.20 | Supply +5V too low, black horizontal bar in picture. Bad sync. | Check/replace IC7551 (LM358N; 4822 209 70672) | ||
Philips | FL1.20 | Sometimes vibration in vertical direction. | Replace C2410 (150nF 5%; 4822 121 41854) on LSP. | ||
Philips | FL1.20 | Set 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) | ||
Philips | FL1.20 | Picture twists from top | Voltage 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) | ||
Philips | FL1.20 | Overview of SOPS repair kits | Overview 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 | ||
Philips | FL1.20 | Noise on high volume | Perform 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) |