User's Manual

Spotwave Wireless Inc. 25
6 – Trouble-Shooting
1. Status: The display and LED on the bottom of the CU dynamically displays
information regarding the SpotCell system and environment during installation and
operation.
Action: A red LED on the CU indicates a system alarm condition. Look at the
information display to determine if the SpotCell system is indicating a fault.
2. Status: The LED on the DU is not illuminating during the installation.
Action: Ensure the following:
 The provided cable is connected to the CU and DU.
 The power supply is connected to the CU.
 The power supply is plugged into an electrical outlet.
 The switch on the back of the CU is in the ‘Install’ position.
 If the LED is still not illuminating, contact technical support.
3. Status: My cell phone does not work around the location I would like to install the
SpotCell DU.
Action: Try positioning the DU externally as high as possible.
4. Status: While optimizing the DU for installation, you found that the LED turned green
in multiple locations, indicating each had adequate signal strength. How do you
determine which location is optimal for the DU?
Action: Look at the signal level indicated on the display on the bottom of the CU
each time the green light appears on the DU during alignment. Mount the DU in the
location as indicated having the highest signal level. Figure 6.1:“Displayed signal
strength.” below shows an example of the signal strength display.
Figure 6.1: Displayed signal strength.