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4. The GT-531 Series Utility Operation Description
Before GT-531 Series Utility is connected to the SMS-531, please confirm these
following steps:
1.
The STA LED is blanking. There are 2 kinds of blanking in the SMS-531.
STA LED
Blanking per 1 sec
Blanking per 50 ms
2.
Confirm the RS232 wire connection between the SMS-531 and PC is correct.
Users can refer to the following figure.
Normal mode
The PIN/PUK code is wrong. As this condition
happened, users need to set PIN/PUK code in the
GT-531 Series Utility.
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SMS-531 User's Manual v1.1
Description
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