NOKIA NSM3-045 free download

File name NSM3-045.PDF

CONFIDENTIAL 1 (1) Nokia Mobile Phones Service Bulletin No. SB-045/09.04.01 Technical Support, Europe & Africa NSM-3 PRIMARY REPAIR ACTION FOR LCD FAULTS If there are LCD faults with following symptoms, - No segment - Bad letters - Dots No segments Bad letters Dots the first action is to try to repair it by changing the elastomer (Shinetsu 5407805), instead of changing the complete LCD module assembly (9490367). If the fault still exists after changing the elastomer, then the complete LCD module assembly should be changed. If the LCD faults are 'missing lines' or 'missing lines when pressed', the complete LCD module assembly should be changed. Missing lines Missing lines when pressed Elastomer is a very sensitive component for moisture and dirt, and due to that it can be stored only in Tape & Reel. New elastomer should be taken from the tape just before assembly. DO NOT TOUCH elastomer with bare hands! NSM-3 SB-045