User Manual

Doc. Title
Author
Page of Pages
ST4950
SE PARK
6 of 9
Concerning
Doc. No.
Rev.
Date
Features and How to set parameters
1.01
27 NOV 2016
Suntech International Ltd.
Confidential Document
3. DETAILED DESCRIPTION
3-1. Indication with Two(2) LEDs
RED LED indicates GPS status and blue LED indicates GPRS/HSPA status.
3-1-1. Red LED for GPS
GPS
Blink Count
Meaning
Normal
1
No Fix
2
<Probable Situations>
1. If power is on, GPS chipset tries to find position for some minutes.
2. If device has weak connectivity with GPS network or if it has no GPS
signal position.
3. If GPS connectivity with a device is weak.
GPS Chipset Error
GPS Antenna Error
4
<Probable Situations>
1. If GPS antenna is disconnected.
2. If GPS antenna or socket of GPS antenna is broken.
3. If device is broken.
3-1-2. Blue LED for GPRS/HSPA
GPRS/HSPA
Blink Count
Meaning
Normal
1
Server Com. Error
2
< Probable Situations >
1. If the server or network parameter is wrong.
2. If the server is closed.
3. If there is a temporary network barrier.
GPRS/HSPA Com.
Error
3
<Probable Situations >
1.If network parameter is wrong.
2. If SIM is blocked and it is impossible to use GPRS/HSPA session.
3. If there is a temporary network barrier.
4. If device receives weak GPRS/HSPA signal.
5. If GPRS/HSPA connectivity with a device is weak.