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TV - Conventional CRT, LCD Projectors, TFT, Plasma, Big Screen, HDTV, Home theater - Service manuals, repair tips| File information: | | File name: | PHILIPS CHASSIS 2B tips.rar
[preview CHASSIS 2B] new window | | Size: | 97 kB | | Extension: | | | MD5 Checksum: | 6bf4a8a8730938e01fc3806e58fc2a2e | | Mfg: | Philips | | Model: | CHASSIS 2B | | Original no||Chassis||Ordercode: | CHASSIS 2B | | Description: | PHILIPS CHASSIS 2B tips | | Group: | > > > | | Uploaded: | 2004-03-09 16:09:21 | | User: | plamensl | | Multipart: | No multipart |
| Information about the files in archive: | | Decompress result: | OK | | Extracted files: | 1 | | File name | Read result | Text | | PHILIPS CHASSIS 2B tips.pdf | | Picture
Raster is empty, jumps to protective circuit. Fault 1 Electrolytic 2433 (470µF) is s/c. Position: on the CRT board. The picture is white and shows flyback lines. The appliance goes to protective circuit. Fault 1 D6410 on the picture tube board is defective, therefore power supply resistor R3400 (+200V) is defective, and probably also R3639 next to the line transformer. When changing the bands, ie from band 1, 4 or 5 to 3 or interband S1-10 there is sometimes no picture. Fault 1: Remove the tuner from the chassis. Lift off the cover (board side). Attention; Unsolder the soldering tag. Solder +/2cm bare wire to grounding tags (the ends of 2 contact springs). Refit the cover and pull the bare wires through the opening of the springs. Do not forget to resolder the tag. There is no picture or a bad picture with certain programmes. Fault 1 The appliance does not adjust the off-set channels correctly. Check if the serial No. starts with AG01 or AG02. Replace micro processor IC7830 and |
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