Jumat, 29 Mei 2015

Data pin out dan tegangan normal dan pin protect TV sharp AV multi system model : 51V20 ic TDA9381/IX3368 CEN7 :

Data pin out dan tegangan normal dan pin protect TV sharp AV multi system model : 51V20 ic TDA9381/IX3368 CEN7 : 1. TUNER : - AGC : 4.7V - ADR/GND - SCL/CLK : 4.68V - SDA/DATA : 4.70V - BL : 4.72V - BH : 4.72V - B 33V : 32.4V - IF1 out - IF2 out 2. VERTIKAL - pin 1 INVERTING INPUT : 0.26V - pin 2 VCC : 11.45V - pin 3 PUMP-UP : -11.12V - pin 4 GND : -12.60V - pin 5 OUT VERTIKAL : 0.17V - pin 6 VCC OUT : 11.89V - pin 7 Non INVERTING INPUT : 0.26V 3. IC STR G5653 : - pin 1 : 272V - pin 2 : 0V - pin 3 : GND - pin 4 : 31.5V - pin 5 : 2.1V 4. OPTO PC123 : - pin 1 : 11.5V/ON 10.4V/standby - pin 2 : 11.5V/ON 9.4V/standby - pin 3 : 2.1V/ON 9.7V/standby - pin 4 : 31.5V/ON 31.5/standby 5. out regulator : 129.5V 8.16V 10.75V 6. Flyback FA061 : 1. Colector horisontal 2. B 130V 3. GND 4. B 24V/N.C 5. B 12V : 11.3V 6. B-12V&AFC : -12.5V 7. B 180V : 179.5V 8. GND 9. Heater : 3.4VAC 10. ABL : 10.11V saat tak ada gambar 10-17VDC saat ada gambar 7. Data pin protect : D603 heater D601 ABL D605 B 180V D203 B 33V tuner Q603 C1815 heater pin protect utama pin 8 terukur normal : 3.34V penyebab protect : A. turunnya kapasitas elco C604 10uf/250V B. naiknya hambatan Resistor R605 82K C. rusak/konsletnya ic 501 TDA9302 D. FBT E. Yoke horisontal terbakar sebagian F. bocornya salah satu dioda sensor protect G. naiknya hambatan R623 180K/D605 H. bocornya emittor basis transistor Q751 C1815 I. shortnya dioda D754 5V6 Beberapa kumpulan kerusakan tv sharp ic IX3368CEN7 : 1. TV start 5 menit/kadang 1 jam mati total/lampu standby ikut padam cek/ganti : - IC701 STRG5653 2. gambar blur pelangi cek/ganti : - cek ic vertikal dan tegangan normal sesuai data diatas jika sama ganti flyback 3. gambar contrast gak fungsi/kurang maximal cek/ganti : - tegangan screen normal antara 200-400V - R603 22K,R604 39K,R605 39K 4. Blanking/garis2 buku cek/ganti : - Q255/Ttransistor jenis SMD - Q253/transistor jenis SMD - CF253 5.5MHZ - Q870,Q871,Q872 BF422 - Q883,Q887 BF421 - FBT - tabung

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