User's Manual
Table Of Contents
FCC ID : U88GSTR1930DT-SPR       
HYUNDAI CALIBRATION & CERTIFICATION TECHNOLOGIES CO., LTD. 
SAN 136-1, AMI-RI, BUBAL-EUP, ICHEON-SI, KYOUNGKI-DO, 467-701, KOREA 
TEL:+82 31 639 8517  FAX:+82 31 639 8525 www.hct.co.kr 
22
When in 
alarming 
* Temperature alarm 
* Please Check following status 
- Setting level of maximum temperature limit 
- Temperature offset is normal or not. 
- Circumstance temperature. 
* Please reset AC power upon complete Alarm trouble shooting
When in 
alarming 
* DL low-input alarm 
* Please reset AC power upon complete Alarm trouble shooting
When in 
alarming 
* DL low-output alarm 
* Please Check following status 
- Output power level is normal or not. 
- Whether minimum output limit level is normal. 
* Please reset AC power upon complete Alarm trouble shooting
When in 
alarming 
* RF OFF 
* Please reset AC power upon complete Alarm trouble shooting
When output 
power is no 
longer strong 
or problem 
* Technician should verify 
category of alarm at the front 
side of repeater. 
* When Red light on the Shutdown LED, technician should 
troubleshoot the alarm via Notebook computer. 
Same as above  * Technician should connect 
antenna with output port of 
repeater. 
* Please make sure all 
connectors are fastened 
* Reconnect the connector. 
* Please change it if the connector is detective. 
Same as above  * Check the input level not to 
be too low. 
* Increase output power or check input change of BTS side. 
Same as above 
* Check Gain of the unit 
* If the Gain is different from normal level, please contact A/S 
team. 
Same as above  * Cable loose or over loss.  * Please contact installer or service provider upon verification. 
Report No. : HCT-R07-013     22/33 










