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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > Nokia > Nokia Hardware & Hardware Repair

Nokia Hardware & Hardware Repair all what you need for Hardware Repairing for Nokia Phones. Before writing any thread here try to check the Frequently Asked Questions Section.

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Old 10-22-2008, 06:47   #1 (permalink)
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n70 White screen But when HEAT PCb OK !!


n70 White screen But when HEAT PCb OK !! What is the solution. Thjis imply that the BOOT IC and the AMP IC are ok? After the PCB is COOL, then it become white again. What is the solution?


THE PCB need to be HOT for it to WORK normally. !!
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Old 10-22-2008, 07:20   #2 (permalink)
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Originally Posted by zakiyyboss View Post
n70 White screen But when HEAT PCb OK !! What is the solution. Thjis imply that the BOOT IC and the AMP IC are ok? After the PCB is COOL, then it become white again. What is the solution?


THE PCB need to be HOT for it to WORK normally. !!
..mr..only put the PCB in ultrasonic cleaner minumum 48 hours..and will be ok...
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Old 10-22-2008, 07:41   #3 (permalink)
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check replace display ic...if not done rehot omp and cpu.....
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Old 10-22-2008, 08:16   #4 (permalink)
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yes omap re boll or change
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Old 10-22-2008, 08:18   #5 (permalink)
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omap avilable ther plz detals
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