| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Philips | 20PVC220 | goes to stby on bright screen | zener 6541 leaky (4822 130 34441) | ||
| Philips | 20PV220 | Cuts out on high bright scenes | 6541 22v zener | ||
| Philips | 20PV220 | Cuts out on hi brightness | Diode 6541 22v zener BZX85C22V | ||
| Philips | 20PV164/05 | Sound very low | TDA7056B audio o/p chip faulty - caused by shorting links under tuner | ||
| Philips | 20PV164/05 | Dead with no LED | HT at reservoir, 10V pulsing on pin 1 of MC44603P. Replaced MC44603P & R3333 was o.c.68R | ||
| Philips | 20PV164/05 | Codenumber information | A new software version (PTCP2-7) is available for the control uP (IC 7801). Service codenumber is 4822 209 15271. This new version is only used in the following sets: 14PV263/01, 14PV162/01, 14PV162/05, 14PV162/07, 14PV163/05, 14PV163/05H, 14PV263/01 | ||
| Philips | 20PV164 | Sticking front keys | The dimensions of the key sets have been changed, to avoid sticking buttons. For sets that are produced till week 9733 use 4822 410 11073. For sets that are produced from week 9733 onwards use 4822 410 11801 (Check also that the picture tube is screwe | ||
| Philips | 20PV164 | Start up problems after replacing TS7352 | When TS7352 is replaced, it can happen that the set doesn't start up properly. There are 2 possible solutions for this problem: - use SGS type MTP3055E (4822 130 63726). - In case of a motorola type MTP3055V (4822 130 60838), add a 22 uH coil solde | ||
| Philips | 20PV164 | Spare part information | Sets produced from week 9608 until 9647 Motor holder with reverse prism included: In sets produced before week 9647 the reverse prism is a fixed part of the chassis and not available as a spare part. From week 9647 onwards a motor holder (pos.40) with | ||
| Philips | 20PV164 | Modification | From production week 9725, the IC's SDA5649, SDA5649x and SDA5648 are replaced by a SDA5650 (4822 209 15504). This new IC is fully compatible with the others, but has better characteristics. In addition to this modification, R3812 on the small signal | ||
| Philips | 20PV164 | Modification | An early production problem appears on these sets: the AGC voltage supplied to the Tuner 1 is too high (app. 8.8V) in comparison to the supply voltage (5V). It results in a wrong correction of the AGC loop when the antenna's signal is too low (about 1,5m | ||
| Philips | 20PV164 | Key set | The key set assy has been codified for all B-range TVCR's. This will allow to change the keys without having to change the complete frame. Servicenr. 4822 410 11073 - Key set for: 20PV164/02/05/08/13. Servicenr. 4822 410 11801 - Key set for sets produ | ||
| Philips | 20PV164 | Int reverts to st/by | Remove Tr7550 to disable prot cct. Field collapse int observed. D6513 faulty | ||
| Philips | 20PV164 | Int reverts to st/by | Dis'ing FOP chip stopped fault but replacement made no diff; 6513 pump up diode was faulty - used RGP15 in lieu | ||
| Philips | 20PV164 | goes to stby after a few mins | frame collapse due to int. D6513 breaking (BAV21, part no. 4822 130 30842). To remove protection disconnect collector of 7550 |