43BDL4550D_50BDL4550D_55BDL4550D
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2.6. Installing the 4G module
1. Please consult a professional technician to install the 4G module.
2. Power o the display.
3. Loosen the screw on the service cover to take the service cover out. The 4G board is on the back side of the service cover.
Flip over the service cover and ensure that the 4G cables are attached rmly to the 4G board. Careless operation may
damage the 4G board.
4. Install the 4G module to the 4G board with two M2 screws.
5. Move the antenna from 4G board (position A) to 4G module (position B) as shown in diagram 3.
6. Install the service cover back to the display.
1
4G Board
4G Cable
Antenna
M2 Screws from accessory
2
3 4
4G Module
A
B
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