| Make | Model | Problem | Solution | Date |
| | | |
| Found: 7
|
| Philips | L7.1A | 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 | 14-09-04 |
| Philips | L7.1A | Codenumber correction | Codenumber correction service manual this codenumber for postion 7600 is not correct; listed below you will find the correct codenumbers.
TXT SAA5290ZP/068 :4822 209 15699 TXT A/P NTSC P083CO55BBP/177 : 4822 209 15563 A/P LATAM P083CO55BBP/179 : 4822 | 14-09-04 |
| Philips | L7.1A | Codenumber information | Codenumber information
LOT in use for 14" and 20" have service codenumber 4822 140 10612
LOT in use for 21" have service codenumber 4822 140 10638.
REMARKS: Will be applied in L7.1a AA chassis. | 14-09-04 |
| Philips | L7.1A | Correction Service Manual | Correction Service Manual: For L7.1A AA. In the service manual of the L7.1A AA some errors occured on page 8: Change text above table from Europe version to PAL-Multi AP. In the option table, the options Child-lock and Magnavox have been removed which imp | 14-09-04 |
| Philips | L7.1A | Modification | Modification: For L7.1A AA 20" Typenumbers 20PT1XXA/75R, 73R, 50B, 59S, 70B .The CRT panel used on the mentioned sets has been changed to 4822 212 11499 from production week 9723 onwards. For sets with production before 9723, the old CRT-panel 4822 212 11 | 14-09-04 |
| Philips | L7.1A | Strange behaviour of the MENU pictures and the sound volume level | Replace network resistor item 3601 (see Diagram A4)
REMARKS: The reason for the above mentioned symptom is that in some network resitors some leakage current can occur.
IRIS CODE 235X | 14-09-04 |
| Philips | L7.1A AA | Dead | 2R2 5w res o/c, 330pf 2kv near fet split & replace fet with BUZ90 & mica washer | 14-09-04 |