Nokia RH-128 Service Manual
Also see for 1506: User guideService manualUser guide
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Contents
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RH-128Baseband Description and TroubleshootingAudio PA Circuitry Display FaultsDisplay fault items are listed as following: white panel, backlight N/G, display flowery or colorabnormal. First check if the LCD is well connected with the LCD, if not well connected or poorwelding, replace the connection or weld it again. If the connection is good, the data input on LCDand its operation voltage should be checked. If the results show poor condition, then find the faultreason and do the replacement and double welding. More attention should be paid on CPU coldwelding.Display Faults TroubleshootingCOMPANY CONFIDENTIALCopyright © 2009 Nokia. All rights reserved.Issue 1Page 5-18 |
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