Nokia 109, C1-02i(RM-907)L1L2 Service Manual17 Nokia I nternal Use Only | Copyright © 2012 Nokia | A ll rights reserved V ersion 1.010.ASSEMBLY HINTS1) Tighten the four TORX+ size 4 screws to thetorque of 14 Ncm in the order shown.2) Tighten the two TORX+ size 4 screws to thetorque of 14 Ncm in the order shown.