Improving The Signal Quality - Samson Media 7 5007-1 Mounting And Operating Instructions

Operation
8.3.2

Improving the signal quality

The signal strength can be indicated by the LEDs on the GSM module. Proceed as follows:
1. Press the service key on the GSM module and hold for three seconds (see Fig. 8-4).
2. The LEDs indicate the signal strength as follows:
Red LED
Red LED + 1x green LED
Red LED + 2x green LEDs
Red LED + 3x green LEDs
CSQ (Cell Signal Quality), parameter to indicate the signal strength (signal quality) in mobile
1)
networks
Fig. 8-4: Signal strength indication
Aligning the antenna
Move the antenna to the upright position for the best reception results. If a weather guard or
other housing parts are located directly above the device due to the mounting situation, tilt
the antenna slightly (see Fig. 8-5).
8-6
Reading
R
R G
R G G
R G G
Service key
Red LED
Green LEDs
CSQ value
1)
< 8 (< –96 dBm)
< 15 (< –82 dBm)
< 21 (< –70 dBm)
≥ 21 (≥ –70 dBm)
G
Fig. 8-5: Aligning the antenna
Signal quality
No signal
Poor quality
Fair quality
Good quality
EB 9510 EN