Chapter 3 – QuickCarrier USB HSPA (MT100UCC-H5)
32
QuickCarrier Developer’s Guide
Application Notes
LED Interface
The LED signal indicates the working status of the QuickCarrier.
Power LED
Signal
Description
OFF
No power to the unit
ON
The unit is functioning
Link Status LED
Signal
Description
OFF
No power to the unit
ON
Continuously lit
Powered and connected, but not transmitting or receiving.
Slow blink (-0.2Hz)
Powered and searching for a connection.
Faster blink (-3Hz)
Transmitting or receiving.
For non-IP builds, to ensure that the Link Status LED works properly, issue the following AT Command
sequence to the GPIO:
AT#GPIO=1,0,2
AT#SLED=2
RF Performances
The module’s radio transceiver meets the requirements of 3GPP Release 5 & 6.
All values indicated are conducted.
Receiver Features
Category
Description
GSM 850 Sensitivity
< -106 dBm
E-GSM 900 Sensitivity
< -106 dBm
DCS 1800 Sensitivity
< -105 dBm
PCS 1900 Sensitivity
< -105 dBm
UMTS Band 1 2100 Sensitivity
< -109 dBm
UMTS Band II 1900 Sensitivity
< -109 dBm
UMTS Band V 850 Sensitivity
< -110 dBm
UMTS Band VI 800 Sensitivity
< -110 dBm
Transmitter Features
Category
Description
Maximum output power (GSM 850 / GSM
900)
+32 dBm ± 1 dBm GSMK mode (class 4)
+27 dBm ± 1 dBm 8PSK mode (class E2)
Maximum output power (DCS 1800 / PCS
1900)
+29 dBm ± 1 dBm GSMK mode (class 1)
+26 dBm ± 1 dBm 8PSK mode (class E2)
Maximum output power (UMTS Band II 1900,
V 850, &VI 800)
+23 dBm ± 1 dBm (class 3)
