Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
Philips | FL1.2 | Bad picture, sometimes red | Check/replace D6450 and R3341. | ||
Philips | FL1.2 | 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 | FL1.2 | Auto switch-off with audio only input | With early receivers, if an audio signal only is applied to an external socket without an accompanying video signal, the set will switch to standby after about 10 minutes. The absence of a video signal is interpreted as a no signal condition and an audio | ||
Philips | FL1.2 | Auto switch-off with audio only input | With early receivers, if an audio signal only is applied to an external socket without an accompanying video signal, the set will switch to standby after about 10 minutes. The absence of a video signal is interpreted as a no signal condition and an audio | ||
Philips | FL1.2 | Auto CTI switching | Auto CTI switching ------------------ In order to improve RGB playback performance it is possible to switch off CTI after a few modifications in the High-end box. Please find below the changes which have to be made in the High-end box in order to switch | ||
Philips | FL1.2 | Antenna input: no sound. External input: sound O.K. | Check whether crystal 1602 (stereo decoder) 10MHz oscillates. If not replace X1602 (4822 242 80276). | ||
Philips | FL1.2 | After 10 minutes picture becomes red from right side | C2395 on the LSP poorly soldered. | ||
Philips | FL1.2 | Addition to service manual parts list | Addition to service manual parts list ------------------------------------- Please add the following item to the parts list: Service manual Item Code no. FL1.2 AA EHT Bleeder (EHT cable) 4822 218 21041 | ||
Philips | FL1.2 | 50Hz buzz noticable through speaker | Check/replace IC7680 on the SSP - TDA8425, pseudo stereo IC. (4822 209 63734). | ||
Philips | FL1.2 | 22AV1440 is switched on by external VCR when FL1 is switched off | Connect 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 -8 | ||
Philips | FL1.2 | 100Hz cross | Possible 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, m | ||
Philips | FL1.1S | Wrong synchronization, unstable colors | D6417 on the LSP dependent on temperature, check/replace (4822 130 81223) | ||
Philips | FL1.1S | Unstable picture, horizontal jitter. | Check/replace R3405 on the LSP. (4822 051 10303 for 50 Hz sets; 4822 051 10333 for 100 Hz sets). | ||
Philips | FL1.1S | Tuning does not function | Resistor R3240 on LSP in V-tuning wire broken. | ||
Philips | FL1.1S | Totally 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 130 427 |