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