Sony TVP0250 free download

File name TVP0250.pdf

TV Products CSV-1 Service Bulletin Sony Service Company - Technical Services A Division of Sony Electronics Inc. Sony Drive, Park Ridge, New Jersey 07656 Model: KV-27S10/27S15/27TS29/27TS32 No. 250R1 KV-27TS36/27TW77/27TW78 KV-27V10/27V15/27V55 KV-32S10/32S15/32TS36/32TS46 KV-32TW77/32TW78/32V15 Subject: Audio Buzz (Noise) from speaker Date: June 13, 1995 Symptom: (54) Audio Buzz (Noise) from speaker with low audio level Solution: Please perform the following circuit change on M Board. 1. Remove M board from Main board. 2. Remove the listed reference components from M board. (See chart below) 3. Add 0 ohm chip resistor to R219 and R201. 4. Add 0 ohm resistor between Pin 1 of IC202 and Pin 3. 5. Add 0 ohm resistor between Pin 5 of IC202 and Pin 7. 6. Reinstall M board and redress wire to original condition. REF FORMER NEW DESCRIPTION PART NUMBER DESCRIPTION PART NUMBER R203 47K OHM, CHIP 1-216-089-00 NONE NONE RESISTOR R210 47K OHM, CHIP 1-216-089-00 NONE NONE RESISTOR R204 47K OHM, CHIP 1-216-089-00 NONE NONE RESISTOR R208 47K OHM, CHIP 1-216-089-00 NONE NONE RESISTOR R218 10K OHM, CHIP 1-216-073-00 NONE NONE RESISTOR R202 10K OHM, CHIP 1-216-073-00 NONE NONE RESISTOR R219 10K OHM, CHIP 1-216-073-00 0 OHM, CHIP 1-216-295-00 RESISTOR RESISTOR Reference: B. Chisholm PRINTED IN USA Autoflagged - NO PRINTED ON RECYCLED PAPER Audio Products Service Bulletin No. 250 REF FORMER NEW DESCRIPTION PART NUMBER DESCRIPTION PART NUMBER R201 10K OHM, CHIP 1-216-073-00 0 OHM, CHIP 1-216-295-00