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RTU-140 Quick Start v1.00 2019/05/08
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Step 2: Follow the prompts to complete the installation
How to use RTU Utility
Operation
Before RTU-140 Series Utility is connected to the PC correctly,
please confirm these following steps:
1. The STA LED is blanking. There are 2 kinds of blanking in
RTU-140.
STA LED
Description
Blanking per 0.25 sec Modem communication
Blanking per 0.05 sec
The pin code is wrong. The users
need to set PIN/PUK code in the
RTU-140 Series Utility.
Blanking per 0.5 sec
Modem idle
2. Confirm the Micro USB connection between RTU-140 and PC
is correct. Users can refer to the following figure.
3. During the setting procedure, the external power must be turn
on.
Note: If the STA LED is always on, please reset
RTU-140.