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02-08-2006, 11:10
| #1 (permalink) |
| No Life Poster   Join Date: Jan 2006
Posts: 704
Member: 219831 Status: Offline Thanks Meter: 104 | 3220 *,0,# clr, key not work 3220 key *,0,# & clear not work there r z2400 emi filter ic sightly crack from corner there r conection of col4 need ic's input pin and output pin's diagram with this diagram i conect col4 input to output thnx |
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02-09-2006, 09:15
| #3 (permalink) | |
| No Life Poster Join Date: Jan 2006
Posts: 704
Member: 219831 Status: Offline Thanks Meter: 104 | Quote:
there r must be replace EMI filter ic but without change ic how can i do co4 i/p to o/p conection posible???????????????? thnx | |
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02-15-2006, 09:40
| #5 (permalink) | |
| No Life Poster Join Date: Jan 2006
Posts: 704
Member: 219831 Status: Offline Thanks Meter: 104 | Quote:
check row colon continuty vertical,centre point ( or check continuty with ok pcb then compare ) horizental,outside circle point no need to change keypad ic...... B R Amit Tank | |
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