Friday, 25 April 2014
Sunday, 13 April 2014
Lg 21 fa2rg -ax fault finding and repairing
Processor ....... tda 9340 ps /n3/a/1923
Audio processor ..... tda 9859
Sound output ..... tda 7297
Vertical ....... tda 4863 aj
H.output ....... d 1803
Power tr. .......... str w 6754
Rgb output ......... tda 6107 jf
Thursday, 20 March 2014
Ic equivalent number with use in section detail
ALL IC'S EQUIVALENT NUMBER DECIDED BY PRACTICE
(1) stv 8172 a .. vertical output ...............equivalent n. La 78040
(2) md 2103 dfn ..horizontal output ............ equivalent n. Md 1803 fx
(3) C 4237 power transistor .............. equivalent n. D 1802
.....................................................
2. D 2499
3. D 2578
4. MD 2310 fx
5. 6810
(1) stv 8172 a .. vertical output ...............equivalent n. La 78040
(2) md 2103 dfn ..horizontal output ............ equivalent n. Md 1803 fx
(3) C 4237 power transistor .............. equivalent n. D 1802
.....................................................
H output transistor
1.2. D 2499
3. D 2578
4. MD 2310 fx
5. 6810
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