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Nokia RM-313 Service Manual: Bluetooth And Fm Radio Troubleshooting; Introduction To Bluetooth Troubleshooting

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4. Click Close to end the lights testing.

Bluetooth and FM radio troubleshooting

Introduction to Bluetooth troubleshooting
There are two main Bluetooth problems that can occur:
Detachment of the BT antenna.
A malfunction in the BT ASIC, BB ASICs or Phone's BT
SMD components.
The main issue is to find out if the problem is related to the BT antenna or related to the BT system or the
phone's BB and then replace/fix the faulty component.
Page 3 –56
Figure 24 Bluetooth placement on the bottom side
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BB Troubleshooting and Tuning Guide
This would most likely happen if the device has
been dropped repeatedly to the ground. It could
cause the BT antenna to become loose or partially
detached from the PWB (see the details of BT/WLAN
This is unpredictable and could have many causes
i.e. SW or HW related.
Issue 1



This manual also for:

N82, L3, L4

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  • Pavel Kraemer Dec 31, 2016 03:20:
    I cannot find how to switch off front flash on NOKIA 230.
    Pleas​e inform to