Due to the nature of wireless communications, transmission and reception of data can never be
guaranteed. Data may be delayed, corrupted (i.e., have errors) or be totally lost. Although significant
delays or losses of data are rare when wireless devices such as the Sierra Wireless modem are used
in a normal manner with a well-constructed network, the Sierra Wireless modem should not be used
in situations where failure to transmit or receive data could result in damage of any kind to the user or
any other party, including but not limited to personal injury, death, or loss of property. Sierra Wireless
accepts no responsibility for damages of any kind resulting from delays or errors in data transmitted or
received using the Sierra Wireless modem, or for failure of the Sierra Wireless modem to transmit or
receive such data.
Safety and Hazards
Do not operate the Sierra Wireless modem in areas where cellular modems are not advised without
proper device certifications. These areas include environments where cellular radio can interfere such
as explosive atmospheres, medical equipment, or any other equipment which may be susceptible to
any form of radio interference. The Sierra Wireless modem can transmit signals that could interfere
with this equipment. Do not operate the Sierra Wireless modem in any aircraft, whether the aircraft is
on the ground or in flight. In aircraft, the Sierra Wireless modem MUST BE POWERED OFF. When
operating, the Sierra Wireless modem can transmit signals that could interfere with various onboard
systems.
Note: Some airlines may permit the use of cellular phones while the aircraft is on the ground and the door
is open. Sierra Wireless modems may be used at this time.
The driver or operator of any vehicle should not operate the Sierra Wireless modem while in control of
a vehicle. Doing so will detract from the driver or operator’s control and operation of that vehicle. In
some states and provinces, operating such communications devices while in control of a vehicle is an
offence.
Limitations of Liability
This manual is provided “as is”. Sierra Wireless makes no warranties of any kind, either expressed or
implied, including any implied warranties of merchantability, fitness for a particular purpose, or
noninfringement. The recipient of the manual shall endorse all risks arising from its use.
The information in this manual is subject to change without notice and does not represent a
commitment on the part of Sierra Wireless. SIERRA WIRELESS AND ITS AFFILIATES
SPECIFICALLY DISCLAIM LIABILITY FOR ANY AND ALL DIRECT, INDIRECT, SPECIAL,
GENERAL, INCIDENTAL, CONSEQUENTIAL, PUNITIVE OR EXEMPLARY DAMAGES INCLUDING,
BUT NOT LIMITED TO, LOSS OF PROFITS OR REVENUE OR ANTICIPATED PROFITS OR
REVENUE ARISING OUT OF THE USE OR INABILITY TO USE ANY SIERRA WIRELESS
PRODUCT, EVEN IF SIERRA WIRELESS AND/OR ITS AFFILIATES HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES OR THEY ARE FORESEEABLE OR FOR CLAIMS BY ANY
THIRD PARTY.
Notwithstanding the foregoing, in no event shall Sierra Wireless and/or its affiliates aggregate liability
arising under or in connection with the Sierra Wireless product, regardless of the number of events,
occurrences, or claims giving rise to liability, be in excess of the price paid by the purchaser for the
Sierra Wireless product.
4116298 Rev 7.0 November 07, 2016 2
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Product Technical Specification and
Sales information and technical support,
including warranty and returns
Web: sierrawireless.com/company/contact-us/
Global toll-free number: 1-877-687-7795
6:00 am to 6:00 pm PST
Corporate and product information
Web: sierrawireless.com
User Guide
Patents
This product may contain technology developed by or for Sierra Wireless Inc.
This product includes technology licensed from QUALCOMM®.
This product is manufactured or sold by Sierra Wireless Inc. or its affiliates under one or more patents
licensed from InterDigital Group and MMP Portfolio Licensing.
Sierra Wireless®, AirPrime®, AirLink®, AirVantage®, WISMO®, ALEOS® and the Sierra Wireless and
Open AT logos are registered trademarks of Sierra Wireless, Inc. or one of its subsidiaries.
Watcher® is a registered trademark of NETGEAR, Inc., used under license.
Windows® and Windows Vista® are registered trademarks of Microsoft Corporation.
Macintosh® and Mac OS X® are registered trademarks of Apple Inc., registered in the U.S. and other
countries.
QUALCOMM® is a registered trademark of QUALCOMM Incorporated. Used under license.
Other trademarks are the property of their respective owners.
The AirLink GL8200 is a wireless modem that allows users to connect to a wireless network by
plugging in a Micro-Fit cable and an RF antenna. It offers data connectivity on GPRS, EDGE,
WCDMA, HSDPA and HSUPA networks; and was designed by using the AirPrime HL8548 embedded
module.
The following section provides information about the physical attributes and briefly summarizes the
modem’s features, interfaces and connectors.
1.1. General Information
1.1.1. Physical Dimensions
Figure 1. AirLink GL8200 Modem
The modem has a complete box casing with the following properties.
Table 1. Box Casing Properties
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Product Technical Specification and
Overview
User Guide
1.1.2. RF Features
GSM/GPRS/EDGE
2 Watts GSM850 and EGSM 900 radio section
1 Watt DCS and PCS radio section
Hardware GPRS/EDGE class 33 capable
3V/1V8 SIM interface
RF interface
5-wire Serial link (RS232) interface
Power supply DC input from 4.75V to 32V
Flash LED indicator
1.1.4. Connection Interfaces
One SIM connector
One FME (PLUG) type RF connector
One 8-pin Micro-Fit connector for serial link (RS232) and power supply
1.1.5. Environmental Compliance
1.1.5.1. RoHS Compliance
The modem is compliant with RoHS Directive 2011/65/EU which sets limits for the use of certain
restricted hazardous substances. This directive states that “from 1st July 2006, new electrical and
electronic equipment put on the market does not contain lead, mercury, cadmium, hexavalent
chromium, polybrominated biphenyls (PBB) or polybrominated diphenyl ethers (PBDE)”.
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Product Technical Specification and
Overview
This electronic product is subject to the EU Directive 2012/19/EU for Waste Electrical
and Electronic Equipment (WEEE). As such, this product must not be disposed of at a
municipal waste collection point. Please refer to local regulations for directions on
how to dispose of this product in an environmental friendly manner.
RF Band
Transmit band (Tx)
Receive band (Rx)
Maximum Output Power
UMTS B1
1922 to1978 MHz
2112 to 2168 MHz
23 dBm (+/- 2dBm) Class 3bis
UMTS B2
1852 to 1908 MHz
1932 to 1988 MHz
23 dBm (+/- 2dBm) Class 3bis
UMTS B5
826 to 847 MHz
871 to 892 MHz
23 dBm (+/- 2dBm) Class 3bis
UMTS B6
832 to 838 MHz
877 to 883 MHz
23 dBm (+/- 2dBm) Class 3bis
UMTS B8
882 to 913 MHz
927 to 958 MHz
23 dBm (+/- 2dBm) Class 3bis
User Guide
1.1.5.2. Disposing of the Product
1.2. Functional Architecture
The global architecture is shown in the figure below.
Figure 2. Functional Architecture
1.2.1. RF Functionalities
The Radio Frequency (RF) range complies with the 3GPP requirements. The corresponding
frequency recommendations for both transmission and reception bands are listed in the table below.
Table 2. Supported Bands/Connectivity
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Product Technical Specification and
Overview
RF Band
Transmit band (Tx)
Receive band (Rx)
Maximum Output Power
GSM 850
824 to 849 MHz
869 to 894 MHz
2 Watts GSM, GPRS and EDGE
E-GSM 900
880 to 915 MHz
925 to 960 MHz
2 Watts GSM, GPRS and EDGE
DCS 1800
1710 to 1785 MHz
1805 to 1880 MHz
1 Watt GSM, GPRS and EDGE
PCS 1900
1850 to 1910 MHz
1930 to 1990 MHz
1 Watt GSM, GPRS and EDGE
User Guide
1.2.2. Operating System
The operating system of the modem is responsible for the following functions:
Drives the modem via an AT Command interface over a serial port
Real Time Clock (RTC) with calendar
Dual-mode UMTS (WCDMA) / HSDPA / HSUPA / EDGE / GPRS / GSM operation
This section describes the different connectors, interfaces and peripherals that connect with the
modem.
The modem is distributed in the market as a finished product with the following interfaces:
an 8-pin Micro-Fit Connector
an FME RF Connector
a Flash LED Indicator
a SIM Connector
The interface signals available from the modem are listed in the following table. For more information
about these signals, refer to the corresponding chapters.
Table 3. Available Interface Signals
2.1. Front Interface
Figure 4. GL8200 Front View
2.1.1. SIM Interface
The Subscriber Identification Module can be directly inserted in the modem through the SIM door.
The SIM interface controls both 1.8V and 3V SIM cards and it is fully compliant with GSM 11.11
recommendations concerning SIM functions.
The SIM interface is ESD protected. Transient Voltage Suppressor diodes are internally added on the
signals connected to the SIM interface in order to prevent any damage from electrostatic discharge.
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Product Technical Specification and
Interfaces/Peripherals
Parameter
Minimum
Typical
Maximum
Remarks
SIM Interface Voltage (V)
(VCC,CLK,IO,RST)
2.7
3.0
3.15
The appropriate output
voltage is auto-detected
and selected by software.
1.65
1.80
1.95
SIM-DET
1.33
1.80
2.10
High active
SIM-VCC Current (mA)
--10
In sleep mode Max output
current = 3mA
SIM-VCC Line Regulation (mV/V)
--50
At Iout_Max
SIM-VCC Power-up Setting Time
from power down (us)
-
10 -
Modem State
LED Status
Modem Status
ON
Permanently lighted
The modem is powered ON, but not
registered in the network.
Slow flash (LED is switched ON for 200ms,
OFF for 2s)
The modem is powered ON, and registered
in the network.
Quick flash (LED is switched ON for 200ms,
OFF for 600ms)
The modem powered ON, registered on the
network, and communication is in progress.
OFF
OFF
The modem is either switched OFF or the
FLASH-LED has been disabled by the user.
User Guide
The SIM uses five SIM signals, namely:
SIM-VCC, which is the SIM power supply
SIM-RST, which is reset
SIM-CLK, is clock
SIM-IO, as the I/O port
SIM-DET, for SIM detection
Refer to the following table for the electrical characteristics of the SIM interface.
Table 4. SIM Interface Electrical Characteristics
2.1.2. Flash LED
The GL8200 has an LED indicator to show the status of the GSM network.
Table 5. LED Status
The Flash LED can be
deactivated by the AT command AT+KSYNC=0
activated by the AT command AT+KSYNC=2,4
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
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Product Technical Specification and
Interfaces/Peripherals
Pin #
Signal
I/O
I/O Type
Voltage
Description
1
RS232-CTS
O
RS-232
-5.5V to 5.5V
Clear To Send
2
RS232-RTS
I
RS-232
-5.5V to 5.5V
Request To Send
3
RS232-RXD
O
RS-232
-5.5V to 5.5V
Receive Serial Data
4
RS232-TXD
I
RS-232
-5.5V to 5.5V
Transmit Serial Data
5
RS232-DTR
I
RS-232
-5.5V to 5.5V
Data Terminal Ready
6
GND
-
GND
GND
Ground
7
VIN-VBUS
I
Power Supply
4.75V to 32V
4.75V to 32V DC input
8 - - - -
Reserved
8-pin Micro-Fit Connector
RF Interface
User Guide
2.2. Back Interface
Figure 5. GL8200 Back View
2.2.1. 8-pin Micro-Fit Connector
The 8-pin Micro-Fit connector is used for the following connections:
External DC power supply connection with voltage from 4.75V to 32V
Serial link (RS232) interface
Figure 6. Pin Assignment of the 8-pin Micro-Fit Connector
Table 6. Micro-Fit Connector Pin Description
Note: Pins 1 – 5 are used by the serial link interface. It is strictly prohibited to connect them to any power
4116298 Rev 7.0 November 07, 2016 18
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Product Technical Specification and
Interfaces/Peripherals
Pin Number
Signal
Description
6
GND
Ground connection
7
VIN-VBUS
4.75V to 32V DC input
If the voltage
Then
Falls below 4.75V
Wireless communication is not guaranteed.
Is over 32V (transient peaks)
External protection should be implemented on the GL8200.
Is over 32V (continuous over voltage)
External protection should be implemented on the GL8200.
User Guide
2.2.1.1. Power Supply
The GL8200 is supplied by an external DC voltage (VIN-VBUS) that ranges from 4.75V to 32V at
2.2A. This input is available on the modem from the 8-pin Micro-Fit connector.
Table 7. Input Power Supply Voltage
Note that the correct operation of the GL8200 in communication mode is not guaranteed if input
voltage (VIN-VBUS) falls below 4.75V.
The following table describes the consequences of having the GL8200 go either over or under the
specified voltage range.
Table 8. Effects of Power Supply Overload/Underload
Note: The minimum input voltage specified here is the GL8200 input. Be mindful of the input voltage
decrease caused by the power cable. When using the cable that comes with the GL8200, this input
drop is at around 800mV at 4.75V and 220mV at 32V.
The power supply must withstand a current peak of 2.8A in 4.75V input voltage. Refer to Table 21
Power Consumption (Typical Values) for more current information.
2.2.1.2. Serial Link (RS232)
The modem’s serial link, RS232, performs the voltage level adaptation (V24/CMOS) between the
GL8200 (DCE) and external applications (DTE).
The RS232 interface is internally protected against electrostatic surges on its lines by ESD protection.
The RS232 interface has the following filtering guarantees:
EMI/RFI protection on both the input and the output
Signal smoothing
Signals available on the RS232 serial link are as follows:
TX data (RS232-TXD)
RX data (RS232-RXD)
Request To Send (RS232-RTS)
Clear To Send (RS232-CTS)
Data Terminal Ready (RS232-DTR)
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Product Technical Specification and
Interfaces/Peripherals
Modem
(DCE)
DTE
RS232-TXD
GND
RS232-RXD
RS232-RTS
RS232-CTS
RS232-DTR
4
3
2
1
5
TX
RX
RTS
CTS
DTR
Pin #
Signal*
I/O**
I/O Type
Reset State
Description
1
RS232-CTS
O
RS-232
Z
Clear To Send
2
RS232-RTS
I
RS-232
Z
Request To Send
3
RS232-RXD
O
RS-232
1
Receive Serial Data
4
RS232-TXD
I
RS-232
Z
Transmit Serial Data
5
RS232-DTR
I
RS-232
Z
Data Terminal Ready
6
GND
-
GND
Ground
User Guide
Figure 7. 5-wire RS232 Serial Link Signals
2.2.1.2.1. Pin Description
Table 9. Serial Link Pin Description from the Micro-Fit Connector (CN201)
The RS232 interface has been designed to allow flexibility in the use of the serial interface signals.
However, the use of TX and RX signals are mandatory; while the use of CTS, RTS and DTR signals
are optional.
Note: The modem is designed to operate with Hardware Flow Control. It is recommended to use RS232-
2.2.1.2.2. 4-wire Serial Interface Hardware Design
The signals used in this interface hardware design are as follows:
* According to PC (DTE) view.
** According to modem (DCE) view, from which the direction of the signal is defined.
RTS and RS232-CTS for hardware flow control in order to avoid data corruption during
transmission.
The modem also implements the Serial Port Shutdown feature with the DTR signal. It is
recommended to use RS232-DTR signal to benefit from the current consumption improvement
performed by this feature. For more information about the Serial Port Shutdown, refer to section
6.2.2 Serial Port Shutdown Mode.
RS232-TXD
RS232-RXD
RS232-CTS
RS232-RTS
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Product Technical Specification and
Interfaces/Peripherals
Modem
(DCE)
DTE
RS232-TXD
GND
RS232-RXD
RS232-RTS
RS232-DTR
4
3
2
1
5
TX
RX
RTS
CTS
DTR
RS232-CTS
Modem
(DCE)
DTE
RS232-TXD
GND
RS232-RXD
RS232-RTS
4
3
2
1
TX
RX
RTS
CTS
RS232-CTS
5
RS232-DTR
DTR
User Guide
Figure 8. 4-wire Serial Link Implementation
Note: The RS232-DTR signal must be managed following the V24 protocol signaling if the Sleep Mode
and Serial Port Shutdown features are to be used.
2.2.1.2.3. 2-wire Serial Interface Hardware Design
This is the default serial interface configuration when the module is shipped. The signals used in this
interface hardware design are as follows:
RS232-TXD
RS232-RXD
Figure 9. 2-wire Serial Link Implementation
Note: When reverting to a 2-wire serial interface implementation from either a 5-wire or 4-wire
implementation, the modem must be configured using AT commands AT+KGPIO=7,0 and
AT+KSLEEP=2 before the 2-wire serial interface is re-implemented.
The RS232-DTR signal must be managed following the V24 protocol signaling if the Sleep Mode
and Serial Port Shutdown features are to be used.
The RS232-CTS and RS232-RTS signals are not used in this configuration. If needed, AT commands
AT&K3 and AT&W0 can be used to enable the flow control function on the embedded module.
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548 in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
The antenna connector allows the transmission of radio frequency (RF) signals from the device to an
external customer supplied antenna. The connector is an FME Coaxial Connector (male).
The nominal impedance of the antenna interface is 50Ω.
Table 10. FME Antenna Connector of GL8200
2.2.2.1. RF Connections
A wide variety of cables fitted with FME connectors is offered by Amphenol CNT.
2.2.2.2. RF Performances
RF performances are compliant with the ETSI recommendation GSM05.05. Listed below are the main
parameters for both the Receiver and the Transmitter.
Maximum output power of GSM850/E-GSM: 33dBm +/- 2dB at ambient temperature
Maximum output power of DCS1800/PCS1900: 30dBm +/- 2dB at ambient temperature
Maximum output power of UMTS (WCDMA) B1/B2/B5/B6/B8: 23 dBm (+/- 2dBm) Class 3bis
2.2.2.3. Antenna Specifications
The antenna should fulfill the requirements listed in the table below.
The optimum operating frequency will depend on the application. A penta-band antenna will work in
the following frequency bands and should have the following characteristics.
Table 11. Antenna Specifications
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Product Technical Specification and
Interfaces/Peripherals
Characteristics
GSM850 and
WCDMA B5/B6
EGSM900 and
WCDMA B8
DCS1800
PCS1900 and
WCDMA B2
WCDMA B1
Impedance
50Ω
VSWR
Rx max
1.5:1
Tx max
1.5:1
Typical radiated
gain
0dBi in one direction at least
User Guide
Note: Both mechanical and electrical antenna adaptations are key issues in the design of the terminal.
It is strongly recommended to work with an antenna manufacturer to either develop an antenna
adapted to the application or to adapt an existing solution to the application.
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3. Using the GL8200
1. Insert the SIM card into the SIM card socket. (Refer to
section 3.1.1 Inserting the SIM Card and 3.1.2 Extracting
the SIM Card for more details on how to insert and extract
the SIM card from the GL8200.)
2. Connect the antenna to the FME RF connector.
3. Plug the power supply cable into the GL8200 and switch
on the external power supply source.
3.1. Getting Started
To setup the GL8200, follow the procedures shown below.
Note: For automotive applications, it is recommended to connect the VIN-VBUS line of the GL8200
directly to the positive terminal of the battery.
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Product Technical Specification and
Using the GL8200
1. Prepare the SIM card in the correct position as shown in
the figure.
2. Slide the SIM card into the SIM holder.
3. Use a tool to help push the SIM card into the SIM holder.
Push the SIM card all the way in until you hear a clicking
sound.
User Guide
3.1.1. Inserting the SIM Card
In order to insert the SIM card into the GL8200, follow the procedure shown below.
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Product Technical Specification and
Using the GL8200
1. Use a tool to further push the SIM card into the SIM holder.
Push until you hear a clicking sound.
2. The SIM card should spring out a little bit after the clicking
sound.
3. Extract the SIM card from the GL8200.
User Guide
3.1.2. Extracting the SIM Card
In order to extract the SIM card from the GL8200, follow the procedure shown below.
3.2. Operational Status
The GL8200’s operational status is defined by an LED, which is located next to the SIM connector on
the modem’s panel. Refer to section 2.1.2 Flash LED for more information.
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4. Communicating with the GL8200
After setting up the GL8200, communications can be established by directly sending AT commands to
the device using terminal software such as HyperTerminal for MS Windows. The following subsections describe how this is done.
4.1. Communications Testing
4.1.1. Default Serial Interface
The default serial interface is 2-wire. To perform a communications test after the GL8200 has been
setup, do the following:
Connect the RS232 link between the external application (DTE) and the GL8200 (DCE).
Configure the RS232 port of the DTE as follows:
Using a communication software such as HyperTerminal, enter:
AT&K3 and AT&W0
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Product Technical Specification and
Communicating with the GL8200
AT+CPIN Responses
Description
+CPIN: READY
PIN Code has been entered
+CPIN: SIM PIN
PIN Code has not been entered
Value of Received Signal Strength
Indication (<rssi>)
Interpretation of the Received Signal Strength
0 – 10
Insufficient*
11 – 31
Sufficient*
32 – 98
Not defined
99
No measure available
User Guide
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548 in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
4.2. Checking the PIN Code Status
To check if a pin code has been entered, do the following:
Using a communication software such as HyperTerminal, enter the AT command AT+CPIN?
Refer to the table below for the meaning of the AT command response.
Table 12. AT+CPIN Responses
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
4.3. Verify the Received Signal Strength
The GL8200 establishes a call only if the received signal is sufficiently strong. To verify the received
signal strength, do the following:
Using a communication software such as HyperTerminal, enter the AT command AT+CSQ.
The response returned has the following format:
+CSQ: <rssi>,<ber> with:
<rssi> = received signal strength indication
<ber> = channel bit error rate
Verify the <rssi> value returned using the table below.
Table 13. Received Signal Strength Values
* Based on general observations.
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Product Technical Specification and
Communicating with the GL8200
Returned Values <mode>,<stat>
Network Registration
+CREG: 0,0
No (not registered)
+CREG: 0,1
Yes (registered, home network)
+CREG: 0,5
Yes (registered, roaming)
User Guide
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
4.4. Verify the Network Registration
To verify the GL8200’s network registration, ensure that a valid SIM card has been inserted into the
GL8200 SIM card holder (when using Embedded SIM, verify that the device has been registered by
the network provider) and do the following:
Using a communication software such as HyperTerminal, enter the following AT commands:
AT+CPIN=”xxxx” (to enter PIN code xxxx)
AT+CREG? (to ascertain the registration status)
The response returned has the following format:
+CREG: <mode>,<stat> where:
<mode> = unsolicited registration message configuration
<stat> = registration state
Verify the state of registration according to the returned values given in the table below.
Table 14. Network Registration Values
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
If the GL8200 is not registered on the network, perform the following procedures:
Check the connection between the GL8200 and the antenna.
Verify the signal strength to determine the received signal strength (refer to section 4.3 Verify
the Received Signal Strengthfor more information).
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Product Technical Specification and
Communicating with the GL8200
Description
AT Commands
Response
Notes
Enter PIN code
AT+CPIN=”xxxx”
(xxxx = PIN code)
OK
PIN Code is accepted.
+CME ERROR: 16
Incorrect PIN Code
(with +CMEE = 1 mode)*
+CME ERROR: 3
PIN code has already been entered
(with +CMEE = 1 mode)*
Network registration
checking
AT+CREG?
+CREG: 0,1
The GL8200 is registered on the
network.
+CREG: 0,2
The GL8200 is not registered on the
network, registration is being
attempted.
+CREG: 0,0
The GL8200 is not registered on the
network, registration is not being
attempted.
Receiving an
incoming call
ATA
OK
Answer the call.
Initiate a call
ATD<phone number>;
(Do not forget the « ; » at
the end for « voice » call)
OK
Communications is established.
+CME ERROR: 11
PIN code was not entered (with
+CMEE = 1 mode).
+CME ERROR: 3
AOC credit is exceeded or
communications is already
established.
Initiate an
emergency call
ATD112;
(Do not forget the « ; » at
the end for « voice » call)
OK
Communications is established.
Communication
loss
NO CARRIER
Hang up
ATH
OK
Store the
parameters in
EEPROM
AT&W
OK
The configuration settings are stored in
non-volatile memory (EEPROM).
User Guide
4.5. Main AT Commands for the GL8200
The table below lists the main AT commands required for starting the GL8200.
Table 15. Main AT Commands for the GL8200
* The command AT+CMEE=1 switches to a mode enabling more complete error diagnostics.
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
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User Guide
4.6. Echo Function
If no echo is displayed when entering an AT command, it could mean either of the following:
The "local echo" parameter of your communication software such as HyperTerminal, is
disabled.
The GL8200 echo function is disabled.
To enable the GL8200 echo function, enter ATE1.
When sending AT commands to the GL8200 through a communication software such as
HyperTerminal, it is recommended to:
Disable the "local echo" parameter of your communication software
Enable the GL8200 echo function (ATE1 command)
In a machine-to-machine communication with the GL8200, it is recommended to disable the GL8200
echo function (ATE0 command) in order to avoid useless CPU processing.
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
4116298 Rev 7.0 November 07, 2016 31
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5. Troubleshooting the GL8200
If the GL8200
returns
Then ask
Action
Nothing
Is the GL8200 powered correctly?
Make sure that the external power supply
is connected to the GL8200 and provides
a voltage within the range of 4.75V to
32V.
Is the serial cable connected at both sides?
Check the serial cable connection.
Does the serial cable correctly follow the pin
assignments as shown in section 2.2.1 8-pin
Micro-Fit Connector?
Connect the cable by following the pin
assignments as given in section 2.2.1 8pin Micro-Fit Connector.
Nothing or nonsignificant characters
Is the communication program properly
configured on the PC?
Ensure that the settings of the
communication program are compatible
with the settings of the GL8200.
Is there another program interfering with the
communication program (i.e. conflict on
communication port access)?
Close the interfering program.
This section of the document describes possible problems that might be encountered when using the
GL8200 and their corresponding solutions.
To read about other troubleshooting information, refer to the Sierra Wireless Source.
5.1. No Communications with the GL8200 through
the Serial Link
If the GL8200 does not answer to AT commands through the serial link, refer to the table below for
possible causes and their corresponding solutions.
Table 16. Solutions for No Connection with the GL8200 through the (2-wire) Serial Link
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Product Technical Specification and
Troubleshooting the GL8200
If the GL8200
returns
Then ask
Action
“NO CARRIER”
Is the received signal strong
enough?
Refer to section 4.3 Verify the Received Signal
Strength to verify the strength of the received
signal.
Is the GL8200 registered on the
network?
Refer to section 4.4 Verify the Network
Registration to verify the network registration.
Is the antenna properly connected?
Refer to section 2.2.2.3 Antenna Specifications
for antenna requirements.
"NO CARRIER" (when
trying to issue a voice
communication)
Is the semicolon (;) entered
immediately after the phone number
in the AT command?
Ensure that the semicolon (;) is entered
immediately after the phone number in the AT
command.
e.g. ATD######;
User Guide
5.2. Receiving an “ERROR” Message
The GL8200 returns an "ERROR" message (in reply to an AT command) in the following cases:
The AT command syntax is incorrect. In this case, check the command syntax applicable to
the HL8548x as specified in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
The AT command syntax is correct, but was transmitted using the wrong parameters:
Enter the AT+CMEE=1 command in order to change the error report method to the
verbose method, which includes the error codes.
Re-enter the AT command which previously caused the reception of an "ERROR"
message in order to get the Mobile Equipment error code.
When the verbose error report method is enabled, the response of the GL8200 in case of error is
either:
+CME ERROR: <error result code>
or
+CMS ERROR: <error result code>
For more information on error result code description and further details on the AT+CMEE command
that are applicable to the GL8200, please refer to the commands marked as supported by HL8548x in
document [2] AirPrime HL6 and HL8 Series AT Commands Interface Guide.
Tip: It is strongly recommended to always enable the verbose error report method to get the Mobile
Equipment error code (enter the AT+CMEE=1 command).
5.3. Receiving a “NO CARRIER” Message
If the GL8200 returns a "NO CARRIER" message upon an attempted call (voice or data), refer to the
table below for possible causes and their corresponding solutions.
Table 17. Solutions for Receiving a “NO CARRIER” Message
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Product Technical Specification and
Troubleshooting the GL8200
If the GL8200
returns
Then ask
Action
"NO CARRIER" (when
trying to issue a data
communication)
Is the SIM card configured for
data/fax calls?
Configure the SIM card for data/fax calls. (Ask
your network provider if necessary).
Is the selected bearer type
supported by the called party?
Ensure that the selected bearer type is
supported by the called party.
Is the selected bearer type
supported by the network?
Ensure that the selected bearer type is
supported by the network.
If still unsuccessful, try selecting the bearer type
using the AT command: AT+CBST=0,0,3
Error Code
Diagnosis
Hint
1
Unallocated phone number
16
Normal call clearing
17
User busy
18
No user responding
19
User alerting, no answer
21
Call rejected
22
Number changed
31
Normal, unspecified
50
Requested facility not subscribed
Check your subscription. (Is data subscription
available?)
For more information about AT commands applicable
to the GL8200, please refer to the commands marked
as supported by HL8548x in document [2] AirPrime
HL6 and HL8 Series AT Commands Interface Guide
or call your network provider.
User Guide
If the GL8200 returns a "NO CARRIER" message, you may retrieve the extended error code by using
the AT command AT+CEER. Refer to the table below for the interpretation of extended error codes.
Table 18. Extended Error Codes
For all other codes and their corresponding details applicable to the GL8200, refer to the commands
marked as supported by the HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
5.4. Resetting the GL8200
Resetting the GL8200 could be triggered by the AT command AT+CFUN=1,1, or it could be done by
simply unplugging and then re-plugging the power supply (VIN-VBUS).
4116298 Rev 7.0 November 07, 2016 34
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6. Power Consumption
6.1. Consumption Measurement Procedure
This chapter describes the procedure for consumption measurement which is used to obtain the
modem’s consumption specifications.
The modem consumption specification values are measured for all operating modes available on this
product. For more information about the different operating modes, refer to section 6.2 Operating
Modes.
Consumption results are highly dependent on the hardware configuration used during measurement
and the following chapter describes the hardware configuration settings that should be used to obtain
optimum consumption measurements.
6.1.1. Hardware Configuration
The following hardware configuration includes both the measurement equipment and the modem.
6.1.1.1. Equipment
Three devices are used to perform consumption measurement:
A communication tester
A current measuring power supply
A computer, to control the modem and to save measurement data
Figure 10. Typical Hardware Configuration
The communication tester is a CMU 200 from Rhode & Schwartz. This tester offers all required
GSM/GPRS and WCDMA network configurations and allows a wide range of network configurations
to be set.
4116298 Rev 7.0 November 07, 2016 35
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Product Technical Specification and
Power Consumption
Device
Manufacturer
Part Number
Notes/Description
Communication Tester
Rhode & Schwartz
CMU 200
GSM Quad Band + WCDMA
(B1/B2/B5/B6/B8)
Current measuring power supply
Agilent
66321D
Used for VIN-VBUS
User Guide
The 66321D power supply is used to supply the modem, and it could also be used to measure the
total current drain by the device. The “current measuring power supply” is also connected and
controlled by the computer (GPIB control not shown in the previous figure).
Note that a SIM must be inserted during all consumption measurements.
The following table lists the recommended equipment to use for the consumption measurement.
Table 19. List of Recommended Equipment
6.1.1.2. SIM Cards
Consumption measurement may be performed with either 3-Volt or 1.8-Volt SIM cards. However, all
specified consumption values are for a 3-Volt SIM card.
Note: The SIM card’s voltage is supplied by the modem power supply. Consumption measurement results
may vary depending on the SIM card.
6.1.2. Software Configuration
This section describes the modem settings and software configuration for the equipment used.
6.1.2.1. Modem Configuration
The software configuration is done by selecting the operating mode to use in performing the
measurement. Refer to section 6.2 Operating Modes for more information.
Refer to the following list for the available operating modes on the modem:
ACTIVE Mode
SLEEP Mode
Communication Mode
Transfer Mode class 10 (3Rx/2Tx) (in GPRS mode)
HSDPA (B1/B2/B5/B6/B8)
HSUPA (B1/B2/B5/B6/B8)
6.1.2.2. Equipment Configuration
The communication tester is set according to the operating mode. Paging during idle modes, Tx burst
power, RF band and GSM/DCS/PCS/GPRS/WCDMA may be selected on the communication tester.
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Product Technical Specification and
Power Consumption
Mode
Description
OFF Mode
Not Supported. When VIN-VBUS power is supplied to the modem, it will be
automatically powered ON.
Alarm Mode
Not Supported. The ON/OFF switch is always LOW in this application.
ACTIVE Mode
Default mode. No functional restrictions.
SLEEP Mode
When the modem has a location update with a live network but with no
GSM/GPRS/WCDMA connection, while the serial link interface is NOT available.
Communication Mode
When the modem supporting a GSM/WCDMA voice codec connection with a live
network with DTMF support.
Transfer Mode
When the modem has a GPRS data transfer connection with a live network.
HSDPA
Maximum output power based on TS34.121 Section 5.2AA
HSUPA
Maximum output power based on TS34.121 Section 5.2B
User Guide
6.2. Operating Modes
Power consumption levels of the modem also vary depending on the operating mode used.
Refer to the table below for the different kinds of operating modes available.
Table 20. Operating Modes
6.2.1. Entering Sleep Mode
AT command AT+KSLEEP enables the sleep mode configuration below.
AT+KSLEEP=0
The modem is active when DTR signal is active (low electrical level).
When DTR is deactivated (high electrical level), the modem enters sleep mode after a while.
On DTR activation (low electrical level), the modem wakes up.
AT+KSLEEP=1
The modem determines when it enters sleep mode (when no more tasks are running).
“0x00” character on the serial link wakes the modem up.
AT+KSLEEP=2
The modem never enters sleep mode.
In sleep mode, the modem reduces its power consumption and remains waiting for the wake-up
signals either from the network (i.e. read paging block depending on the DRX value of the network) or
the operating system (i.e. timers wake up timers activated) or the host controller (i.e. character on
serial link or DTR signal).
For more details about the AT+KSLEEP command, please refer to document [2] AirPrime HL6 and
HL8 Series AT Commands Interface Guide.
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Product Technical Specification and
Power Consumption
Working
Modes
Parameters
I
average
Unit
Vin = 32V
Vin = 12V
Vin = 4.75V
ACTIVE Mode
GSM DRX9
(Rx burst occurrence ~2s)
8.11
16.58
30.62
mA
GSM DRX2
(Rx burst occurrence ~0,5s)
8.12
16.68
30.84
mA
WCDMA DRX9
8.07
16.41
31.00
mA
WCDMA DRX6
8.12
16.54
31.70
mA
User Guide
6.2.2. Serial Port Shutdown Mode
The modem could be configured to shut down the serial link interface while there is no traffic on the
serial link channel by the following AT command:
Enabling Serial Port Shutdown Mode
AT+KGPIOCFG=7,0,2 //set GPIO7 as an output
AT+KGPIO=7,1 //set GPIO7 output high
Disabling Serial Port Shutdown Mode
AT+KGPIOCFG=7,0,2 //set GPIO7 as an output
AT+KGPIO=7,0 //set GPIO7 output low
For more information about AT commands applicable to the GL8200, please refer to the commands
marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT Commands
Interface Guide.
The Serial Port Shutdown Mode will be immediately activated after the AT command set. To wake the
modem up from this mode, just simply set the DTR pin to HIGH.
Note: A 4-wire serial interface can only support this feature if DTR is managed. A 2-wire serial interface,
on the other hand, cannot support this feature. Attempting to enable it will lead to termination of
communication with the modem.
6.3. Power Consumption Values
These consumption values were obtained by performing measurements on samples at a temperature
of 25°C with the assumption of a 50Ω RF output.
Three DC inputs (VIN-VBUS) were used to measure the consumption: VinMIN (4.75V), VinTYP (12V)
and VinMAX (32V). Both the average current and maximum current peaks were also measured.
Note that power consumption performance is also software related.
Note: TX = the current peak is the RF transmission burst (Tx burst)
RX = the current peak is the RF reception burst (Rx burst)
Table 21. Power Consumption (Typical Values)
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Product Technical Specification and
Power Consumption
Working
Modes
Parameters
I
average
Unit
Vin = 32V
Vin = 12V
Vin = 4.75V
SLEEP Mode
Paging 9
(Rx burst occurrence ~2s)
2.48
2.73
3.99
mA
Paging 2
(Rx burst occurrence ~0,5s)
2.54
2.89
4.29
mA
WCDMA DRX9
2.49
2.67
3.92
mA
WCDMA DRX6
2.61
3.01
4.51
mA
Communication
Mode
850/900 MHz – PCL5
(TX power 33dBm)
44.5
106.9
267.9
mA
850/900 MHz – PCL19
(TX power 5dBm)
13.8
28.5
58.1
mA
1800/1900 MHz – PCL0
(TX power 30dBm)
31.6
72.4
173.9
mA
1800/1900 MHz – PCL15
(TX power 0dBm)
13.7
27.9
57.1
mA
Transfer Mode
class 10
(3Rx/2Tx)
850/900 MHz – gam. 3
(TX power 33dBm)
77.7
189.3
486.6
mA
850/900 MHz – gam. 17
(TX power 5dBm)
18.6
39.0
82.3
mA
1800/1900 MHz – gam. 3
(TX power 30dBm)
52.2
123.7
304.5
mA
1800/1900 MHz – gam. 18
(TX power 0dBm)
18.5
38.4
81.0
mA
WCDMA
communication
mode (RMC,
TS34.121
Section 5.2)
Band 1
98.6
232.3
566.3
mA
Band 2
85.4
200.8
495.5
mA
Band 5 / 6
76.0
180.6
436.5
mA
Band 8
97.0
232.4
580.8
mA
HSDPA
(TS34.121
Section 5.2AA)
Band 1
108.7
247.8
669.7
mA
Band 2
105.8
242.8
654.3
mA
Band 5 / 6
101.4
222.5
600.3
mA
Band 8
122.5
288.2
803.7
mA
HSUPA
(TS34.121
Section 5.2B)
Band 1
106.4
243.3
663.3
mA
Band 2
105.9
241.4
651.3
mA
Band 5 / 6
97.7
225.2
607.7
mA
Band 8
119.9
269.1
795.0
mA
Maximum Peak
current
GSM900 / GSM850
- - 1.8 A DCS / PCS
- - 1.7
A
User Guide
4116298 Rev 7.0 November 07, 2016 39
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7. Reliability Compliance and
Conditions
Temperature Range
Operating/Class A
-20 °C to +55°C
Operating/Class B
-30 °C to +75°C
Storage
-40 °C to +80°C
Class
Definition
CLASS A
The modem remains fully functional during and after environmental exposure; and shall meet
the minimum requirements of 3GPP or appropriate wireless standards.
CLASS B
The modem remains fully functional during and after environmental exposure; and shall exhibit
the ability to establish a voice, SMS or DATA call at all times even when one or more
environmental constraint exceeds the specified tolerance. Unless otherwise stated, full
performance should return to normal after the excessive constraint(s) have been removed.
Recommendations
7.1. Environmental Specifications
The modem is compliant with the following operating classes. The table below lists the ideal
temperature range of the environment.
Table 22. Operating Class Temperature Range
7.1.1. Function Status Classification
The classes reported below comply with the Annex “ISO Failure Mode Severity Classification”, ISO
Standard 7637, and Section 1.
Note: The word “function” as used here concerns only the function performed by the modem.
Table 23. ISO Failure Mode Severity Classification
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Product Technical Specification and
Reliability Compliance and
Recommendations
Designation
Condition
Performance Test
Standard: N/A
Special conditions:
Temperature:
Class A: -20°C to +55°C
Class B: -30°C to +75°C
Rate of temperature change: 3°C/min
Recovery time: 20 mins
Operating conditions: Powered
Duration: Varies
Designation
Condition
Cold Test
Standard: IEC 680068-2-1, Test Ad
Special conditions:
Temperature: -30°C
Rate of temperature change: 1°C/min
Recovery time: 3 hours
Operating conditions: Powered
Duration: 72 hours
Resistance to Heat
Standard: IEC 680068-2-2, Test Bb
Special conditions:
Temperature: 80°C
Rate of temperature change: 1°C/min
Recovery time: 3 hours
Operating conditions: Powered
Duration: 50 days
User Guide
7.2. Reliability Prediction Model
7.2.1. Life Stress Test
The following tests the product performance.
Table 24. Life Stress Test
7.2.2. Environmental Resistance Stress Tests
The following tests the modem’s resistance to extreme temperature.
Table 25. Environmental Resistance Stress Tests
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Product Technical Specification and
Reliability Compliance and
Recommendations
Designation
Condition
Humidity Test
Standard: IEC 60068-2-3, Test Ca
Special conditions:
Temperature: 65°C
RH: 95%
Rate of temperature change: 3°C/min
Recovery time: 3 hours
Operating conditions: Powered
Duration: 10 days
Designation
Condition
Thermal Shock Test
Standard: IEC 60068-2-14, Test Na
Special conditions:
Upper temperature: 85°C
Lower temperature: -40°C
Rate of temperature change: 30s
Number of cycles: 300
Duration of exposure: 20 minutes
Recovery time: 3 hours
Operating conditions: Un-powered
Duration: 9 days
User Guide
7.2.3. Corrosive Resistance Stress Test
The following tests the modem’s resistance to corrosive atmosphere.
Table 26. Corrosive Resistance Stress Test
7.2.4. Thermal Resistance Cycle Stress Test
The following tests the modem resistance to extreme temperature cycling.
Table 27. Thermal Resistance Cycle Stress Test
4116298 Rev 7.0 November 07, 2016 42
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Product Technical Specification and
Reliability Compliance and
Recommendations
Designation
Condition
Sinusoidal Vibration Test
SVT
Standard: IEC 60068-2-6, Test Fc
Special conditions:
Frequency range: 16Hz to 1000Hz
Displacement: ±0.35mm (peak-peak)
Frequency range: 16Hz to 62Hz
Acceleration: 5G
Frequency range: 62Hz to 200Hz
Acceleration: 3G
Frequency range: 200Hz to 1000Hz
Acceleration: 1G
Sweep rate: 1 octave/min
Test duration: 20 cycles
Sweep directions: X, Y and Z
Operating conditions: Un-powered
Duration: 48 hours
Random Vibration Test
RVT
Standard: IEC 60068-2-64
Special conditions:
Frequency range:
0.1 g2/Hz at 10Hz
0.01 g2/Hz at 250Hz
0.005 g2/Hz at 1000Hz
0.005 g2/Hz at 2000Hz
Peak factor: 3
Duration per axis: 1 hr
Number of axis: 3 (X, Y and Z)
Operating conditions: Un-powered
Duration: 24 hours
Mechanical Shock Test
MST
Standard: IEC 60068-2-27, Test Ea
Special conditions:
Shock Test 1:
Wave form: Half Sine
Peak acceleration: 30G
Duration: 11ms
Number of shocks: 8 per direction
Number of directions: 6 (±X, ±Y, ±Z)
Shock Test 2:
Wave form: Half Sine
Peak acceleration: 100G
Duration: 6ms
Number of shocks: 3 per direction
Number of directions: 6 (±X, ±Y, ±Z)
Operating conditions: Un-powered
Duration: 72 hours
User Guide
7.2.5. Mechanical Resistance Stress Tests
The following tests the modem’s resistance to vibrations and mechanical shocks.
Table 28. Mechanical Resistance Stress Tests
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Product Technical Specification and
Reliability Compliance and
Recommendations
Designation
Condition
ESD Test
Standard: IEC 61000-4-2
Special conditions:
Contact discharges: 10 positive and 10 negative applied (Voltage:
±2kV, ±4kV, ±6kV)
Air discharges: 10 positive and 10 negative applied (Voltage: ±2kV,
±4kV, ±8kV)
Operating conditions: Powered
Duration: 72 hours
Free Fall Test
FFT
Standard : IEC 60068-2-32, Test Ed
Special conditions:
Drop: 2 samples for each direction
Equivalent drop height: 1m
Number of directions: 6 (±X, ±Y, ±Z)
Number of drops/face: 2
Operating conditions: Un-powered
Duration: 24 hours
User Guide
7.2.6. Handling Resistance Stress Tests
The following tests the modem’s resistance to handling malfunctions and damage.
This cable supplies the power source for the GL8200, and is used with the Adaptive cable.
Figure 16. DC Cable
Figure 17. Pin Assignment of the DC Cable
Table 34. DC Cable Pin Description
4116298 Rev 7.0 November 07, 2016 48
Page 49
10. Mechanical Constraints
Description
Mechanical Limit
Notes
Connector Mate and
Unmate Forces
MINIMUM withdrawal force: 3.7N
(0.8lbf)
This is the least amount of force needed to unplug
the cable from the 8-pin Micro-Fit connector.
MAXIMUM insertion force: 8.0N
(1.8lbf)
This is the maximum amount of force that should
be used when inserting a male connector into the
8-pin Micro-Fit connector. Using force greater than
this might damage the Micro-Fit connector.
Terminal Retention
Force (in housing)
MINIMUM retention force: 24.5N
(5.5lbf)
This is the least amount of force needed to keep
the power supply cable connected to the 8-pin
Micro-Fit connector.
Terminal Insertion
Force (into housing)
MAXIMUM insertion force: 14.7N
(3.3lbf)
This is the maximum amount of force that should
be used when pushing in the power supply cable
into the 8-pin Micro-Fit connector. Using force
greater than this might damage the Micro-Fit
connector.
Mating Force
M8XP .75 thd.
10.1. Micro-Fit Connector
The following table lists the mechanical constraints that must be taken into account when using the 8pin Micro-Fit connector.
The following table lists the mechanical constraints that must be taken into account when using the
FME RF connector.
Table 36. FME RF Connector Mechanical Constraints
4116298 Rev 7.0 November 07, 2016 49
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11. Protections
11.1. Power Supply
Sierra Wireless recommends having a 1000mA/250V slow break fuse bonded to the power supply
cable which can protect the modem’s internal electronic components from over-current consumption.
11.2. Electrostatic Discharge
The GL8200 withstands ESD according to IEC 1000-4-2 requirements for all accessible parts of the
GL8200 except the RF part, which only protects:
+/-8kV of air discharge
+/-4kV of contact discharge
11.3. Miscellaneous
The GL8200 is guaranteed to have filtering for:
EMI/RFI protection on both the input and the output
Signal smoothing
4116298 Rev 7.0 November 07, 2016 50
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12. Upgrade Guidelines
12.1. Operating System Upgrade
The GL8200’s operating system is stored in flash memory and can be easily upgraded.
The operating system file can be downloaded into the GL8200 using FLASH tools.
Listed below are the serial signals required to proceed the firmware upgrading:
TXD
RXD
RTS
CTS
GND
The operating system file can also be downloaded onto the GL8200 using the DOTA (download over
the air) feature. For more information about AT commands applicable to the GL8200, please refer to
the commands marked as supported by HL8548x in document [2] AirPrime HL6 and HL8 Series AT
Commands Interface Guide.
12.2. Firmware Upgrade
The firmware upgrade procedure is used to update the firmware embedded in the GL8200.
This procedure consists of downloading the firmware into internal memories through the RS232 serial
link available on the Micro-fit 8-pin connector.
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13. References
Abbreviation
Definition
AC
Alternative Current
ADC
Analog to Digital Converter
A/D
Analog to Digital conversion
AF
Audio-Frequency
AT
Attention (prefix for modem commands)
AUX
Auxiliary
CAN
Controller Area Network
CB
Cell Broadcast
CEP
Circular Error Probable
CLK
Clock
CMOS
Complementary Metal Oxide Semiconductor
CS
Coding Scheme
CTS
Clear To Send
DAC
Digital to Analogue Converter
dB
Decibel
DC
Direct Current
DCD
Data Carrier Detect
DCE
Data Communication Equipment
For more details, several reference documents can be consulted. The Sierra Wireless documents
referenced herein are provided in the Sierra Wireless documentation package; however, the general
reference documents which are not Sierra Wireless owned are not provided in the documentation
package.
13.1. Sierra Wireless Reference Documentation
Refer to your software package to determine the current version of software being used and for
applicable manuals. Latest revisions and other documentation can be downloaded from the Source if
needed.
[1] AirPrime HL8548 and HL8548-G Product Technical Specification
Reference: 4114663
[2] AirPrime HL6 and HL8 Series AT Commands Interface Guide
Reference: 4114680
13.2. General Reference Documentation
[3] ISO 7816-3 Standard
13.3. List of Abbreviations
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Product Technical Specification and
References
Abbreviation
Definition
DCS
Digital Cellular System
DR
Dynamic Range
DSR
Data Set Ready
DTE
Data Terminal Equipment
DTR
Data Terminal Ready
EFR
Enhanced Full Rate
E-GSM
Extended GSM
EMC
Electromagnetic Compatibility
EMI
Electromagnetic Interference
EMS
Enhanced Message Service
EN
Enable
ESD
Electrostatic Discharges
FIFO
First In First Out
FR
Full Rate
FTA
Full Type Approval
GND
Ground
GPI
General Purpose Input
GPC
General Purpose Connector
GPIO
General Purpose Input Output
GPO
General Purpose Output
GPRS
General Packet Radio Service
GPS
Global Positioning System
GSM
Global System for Mobile communications
HR
Half Rate
I/O
Input / Output
JTAG
Joint Test Action Group
LED
Light Emitting Diode
LNA
Low Noise Amplifier
MAX
Maximum
MIC
Microphone
MIN
Minimum
MMS
Multimedia Message Service
MO
Mobile Originated
MT
Mobile Terminated
na
Not Applicable
NF
Noise Factor
NMEA
National Marine Electronics Association
NOM
Nominal
NTC
Negative Temperature Coefficient
OTA
Over the air
PA
Power Amplifier
Pa
Pascal (for speaker sound pressure measurements)
PBCCH
Packet Broadcast Control Channel
User Guide
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Product Technical Specification and
References
Abbreviation
Definition
PC
Personal Computer
PCB
Printed Circuit Board
PDA
Personal Digital Assistant
PFM
Power Frequency Modulation
PSM
Phase Shift Modulation
PWM
Pulse Width Modulation
RAM
Random Access Memory
RF
Radio Frequency
RFI
Radio Frequency Interference
RHCP
Right Hand Circular Polarization
RI
Ring Indicator
RST
Reset
RTC
Real Time Clock
RTCM
Radio Technical Commission for Maritime services
RTS
Request To Send
RX
Receive
SCL
Serial Clock
SDA
Serial Data
SIM
Subscriber Identification Module
SMS
Short Message Service
SPI
Serial Peripheral Interface
SPL
Sound Pressure Level
SPK
Speaker
SW
Software
PSRAM
Pseudo Static RAM
TBC
To Be Confirmed
TDMA
Time Division Multiple Access
TP
Test Point
TVS
Transient Voltage Suppressor
TX
Transmit
TYP
Typical
UART
Universal Asynchronous Receiver-Transmitter
UMTS
Universal Mobile Telecommunications System
USB
Universal Serial Bus
USSD
Unstructured Supplementary Services Data
VSWR
Voltage Standing Wave Ratio
WCDMA
Wideband Code Division Multiple Access
User Guide
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14. Safety Recommendations
(For Information Only)
For the efficient and safe operation of your GSM device, please read the following information
carefully.
14.1. RF Safety
14.1.1. General
Your GSM terminal is based on the GSM standard for cellular technology. The GSM standard is
spread all over the world. It covers Europe, Asia and some parts of America and Africa. This is the
most used telecommunication standard.
Your GSM terminal is actually a low power radio transmitter and receiver. It sends out and receives
radio frequency energy. When you use your GSM application, the cellular system which handles your
calls controls both the radio frequency and the power level of your cellular modem.
14.1.2. Exposure to RF Energy
There has been some public concern about possible health effects of using GSM terminals. Although
research on health effects from RF energy has focused on the current RF technology for many years,
scientists have begun research regarding newer radio technologies, such as GSM. After existing
research had been reviewed, and after compliance to all applicable safety standards had been tested,
it has been concluded that the product was fitted for use.
If you are concerned about exposure to RF energy there are things you can do to minimize exposure.
Obviously, limiting the duration of your calls will reduce your exposure to RF energy. In addition, you
can reduce RF exposure by operating your cellular terminal efficiently by following the below
guidelines.
14.1.3. Efficient Terminal Operation
For your GSM terminal to operate at the lowest power level, consistent with satisfactory call quality:
If your terminal has an extendible antenna, extend it fully. Some models allow you to place a call with
the antenna retracted. However your GSM terminal operates more efficiently with the antenna fully
extended.
Do not hold the antenna when the terminal is « IN USE ». Holding the antenna affects call quality and
may cause the modem to operate at a higher power level than needed.
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Product Technical Specification and
Safety Recommendations
(For Information Only)
User Guide
14.1.4. Antenna Care and Replacement
Do not use the GSM terminal with a damaged antenna. If a damaged antenna comes into contact with
the skin, a minor burn may result. Replace a damaged antenna immediately. Consult your manual to
see if you may change the antenna yourself. If so, use only a manufacturer-approved antenna.
Otherwise, have your antenna repaired by a qualified technician.
Use only the supplied or approved antenna. Unauthorized antennas, modifications or attachments
could damage the terminal and may contravene local RF emission regulations or invalidate type
approval.
14.2. General Safety
14.2.1. Driving
Check the laws and the regulations regarding the use of cellular devices in the area where you have
to drive as you always have to comply with them. When using your GSM terminal while driving,
please:
give full attention to driving,
pull off the road and park before making or answering a call if driving conditions so require.
14.2.2. Electronic Devices
Most electronic equipment, for example in hospitals and motor vehicles is shielded from RF energy.
However RF energy may affect some improperly shielded electronic equipment.
14.2.3. Vehicle Electronic Equipment
Check your vehicle manufacturer representative to determine if any on-board electronic equipment is
adequately shielded from RF energy.
14.2.4. Medical Electronic Equipment
Consult the manufacturer of any personal medical devices (such as pacemakers, hearing aids, etc...)
to determine if they are adequately shielded from external RF energy.
Turn your terminal OFF in health care facilities when any regulations posted in the area instruct you to
do so. Hospitals or health care facilities may be using RF monitoring equipment.
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Product Technical Specification and
Safety Recommendations
(For Information Only)
User Guide
14.2.5. Aircraft
Turn your terminal OFF before boarding any aircraft.
Use it on the ground only with crew permission
Do not use it in the air
To prevent possible interference with aircraft systems, Federal Aviation Administration (FAA)
regulations require you to have permission from a crew member to use your terminal while the aircraft
is on the ground. To prevent interference with cellular systems, local RF regulations prohibit using
your modem while airborne.
14.2.6. Children
Do not allow children to play with your GSM terminal. It is not a toy. Children could hurt themselves or
others (by poking themselves or others in the eye with the antenna, for example). Children could
damage the modem, or make calls that increase your modem bills.
14.2.7. Blasting Areas
To avoid interfering with blasting operations, turn your unit OFF when in a « blasting area » or in
areas posted: « turn off two-way radio ». Construction crew often use remote control RF devices to
set off explosives.
14.2.8. Potentially Explosive Atmospheres
Turn your terminal OFF when in any area with a potentially explosive atmosphere. It is rare, but your
modem or its accessories could generate sparks. Sparks in such areas could cause an explosion or
fire resulting in bodily injuries or even death.
Areas with a potentially explosive atmosphere are often, but not always, clearly marked. They include
fuelling areas such as petrol stations; below decks on boats; fuel or chemical transfer or storage
facilities; and areas where the air contains chemicals or particles, such as grain, dust, or metal
powders.
Do not transport or store flammable gas, liquid, or explosives, in the compartment of your vehicle
which contains your terminal or accessories.
Before using your terminal in a vehicle powered by liquefied petroleum gas (such as propane or
butane) ensure that the vehicle complies with the relevant fire and safety regulations of the country in
which the vehicle is to be used.
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15. Appendix A: Packaging
GL8200 modems come in an outer box that contains two pizza boxes.
Figure 18. Two Pizza Boxes in an Outer Box
One pizza box contains 50 sets of adaptive cables and DC cables; while the other pizza box is foampartitioned and contains 50 GL8200 modems.
Figure 19. GL8200 in a Pizza Box
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16. Appendix B: Product Labeling
GL8200
0168
1909
Two product labels are available at the back of the GL8200.
16.1. Model and MSN Label
The Model and MSN label provides the following information:
Product name: GL8200
CE marking with certification number
Serial number, 2D barcode
A-tick logo
WEEE logo
Figure 20. Model and MSN Label
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Product Technical Specification and
Appendix B: Product Labeling
User Guide
16.2. IMEI and Approval Label
The IMEI and Approval label provides the following information:
IMEI number, 2D barcode
FCC ID
IC ID
Japan Approval Mark
Radio Certification Type Number
Telecom Certification Type Number
Company name (Sierra Wireless)
Made in China
Operator Name
Figure 21. IMEI and Approval Label
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