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Customer Care Europe, Middle East & Africa
SCCE Training Group
CHAPTER 1: HW-CHANGES
Difficulties when removing B-Cover (SB13 / NHM-5)
Cut away the guiding pin of the D-Cover (see Figure 1-1), if customer critisizes bad removal of B-Cover.
After this procedure it is necessary to assemble the phone with a torque screwdriver prepared for 30Ncm!
Intermittent switch - off problem (SB17 / NHM-2, SB 28 & 55 / NHM-5, SB 7 / NHM-6)
The change of R301 from 2x 2.2 k? to 2x100 ? because of "Intermittet switches off" not needed anymore since HW 0813 on
UP4IV, 0814 on UD4, 0815 on UG4 (NHM-5; SB 55), HW 0817 on UW4, 0818 on UW4II and 0819 on UX4 (NHM-6; SB 32) as in
the new HW version this change is already
All NHM-2 HW versions have the correct value implemented already in production (SB – 017).
"Intermittet switches off" could be caused also by old ST flash, i.e. from before Week 02/2001.
Therefore it is recommended to use newer ST Flash IC.
Note that SB 28 & 55 replaces the SB 12. Do not use this procedure anymore!
© NMP 2002
CONFIDENTIAL
NHM—2/5/6
3410
Date 20.11.2002
Figure 1-1
done.
The change of R301 should be a solution in earlier HW versions only.
Checked by:
Customer Care E&A
11 (44)
Repairhints
Version 4.0 Approved
Approved by:
SCCE Training Group
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