Advantech-DLoG DLT-V7210KD User Manual page 60

7.2.3. Open/close the WLAN, WWAN, LTE 4G antenna
NOTICE
DLT-V72 Series User Manual V2.76
Fig. 7.7: WLAN, WWAN, LTE 4G antenna (Multiband)
Prevent system malfunction and property damage
Improper opening of the antenna can impair the function of the
entire DLT-V72 system and in particular the radio functionality.
1. Antennas are only permitted to be removed by qualified expert
personnel and only for the duration of servicing work.
2. Switch off the DLT-V72 before removing the antenna.
3. No objects or liquids are permitted to enter the opened DLT-
V72.
4. Insert/remove cards and sticks when the device has been fully
deenergized.
5. Hold cards and sticks securely and carefully, and insert
precisely into the connections to avoid anything falling inside
the device.
6. Exercise special care when removing and plugging in USB
connectors.
7. Exercise special care when removing and re-inserting a CFast
card.
8. To remove the CFast card, carefully push on the card.
9. Use only CFast cards that have been approved by Advantech.
10. The device is only permitted to be operated again once the
antenna is properly sealed again; only then is the protection
class guaranteed.
Connectors
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