| Subject | Text |
| Philips 28pt4503/15 (MD1.2E AA) Help! | Hello, First, sorry for my English if i do mistakes from now on... This TV set is not mine, a fr |
| Philips 28pt4503/15 (MD1.2E AA) Help! | Hello again, I replaced BF819 and BU1506DX with BU1508DX, but nothing... What else should i ch |