1. INTRODUCTION
Boards, which contain Electrostatic Sensitive Device (ESD), are indicated by the
sign. Following information is ESD handling:
Service personnel should ground themselves by using a wrist strap when
exchange system boards.
When repairs are made to a system board, they should spread the floor with
anti-static mat which is also grounded.
Use a suitable, grounded soldering iron.
Keep sensitive parts in these protective packages until these are used.
GSM Handsets Lab.
ATTENTION
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