Nokia RM-42 Service Manual page 266

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6. Bend the lock pins back to the same level as the sides of the shield lid.
7. Squeeze every side of the shield lid a little bit to the inside of the shield lid, for example with the back of
a tweezers. Be very careful that the shield itself does not bend.
Note: It is very important to do the tightening in order to prevent any signal leakage!
8. Slide the shield lid over the bluetooth antenna to the direction of the antenna pads. Just like in step four,
but in reverse direction.
Page 7–58
Figure 75 Bending the lock pins
Figure 76 Squeezing the sides of the shield lid
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RF Troubleshooting and Manual Tuning Guide
RM-42
9241872 (Issue 1)