- DL manuals
- LandCell
- Modem
- CDM819u
- User manual
LandCell CDM819u User manual
Summary of CDM819u
Page 1
1 user’s manual cdma cellular model cdm819s serial modem cdma cellular model cdm819u usb modem for use with lf1.2.04 and lf1.2.06 modules in support of hardware revision1.0 and 2.0 revision 1.8 april 2005.
Page 2: Table of Contents
2 table of contents 1 introduction ...................................................................................................................5 1.1 modem capabilities ................................................................................................5 1.2 the types of calls .......
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3 10.1 the six types of commands:...............................................................................21 10.2 command line syntax..........................................................................................22 10.3 result codes .....................................................
Page 4: List of Tables
4 list of tables table 1: user profile commands ...........................................................................................21 table 2: result codes table ..................................................................................................22 table 3: basic at parameters ...
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5 1 introduction thank you for purchasing the land-cellular cdm819s or cdm819u (herein after referred to as the cdm-819s/u) wireless modem. This guide will assist you in the set up and use of your new cdm-819s/u modem. Follow the instructions in sections 2, 3 and 4 to install all necessary software/...
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6 2 getting started the following fast-track sections details how to quickly activate a modem, configure and test a circuit switch data (csd) call, and a packet data call (tcp/ip). Additional details if needed are listed in the sections that follow the fast-track sections. The following modem setup ...
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7 2.1 fast-track: circuit switch data (csd) call setup 1. Connect the modem to an active com port on a pc with an rs-232 9 pin straight through cable. 2. Attach the antenna and power connector. 3. Connect with a hyper-terminal session set to 115,200, 8 bits, no parity, 1 stop bit, and hardware flow ...
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8 18. To further test csd termination connect another modem, (landline or cellular) to another available com port on a pc. Configure that modem and the com port to your required speed, i.E. 9600, with at+ipr=9600. 19. Start hyperterminal on that pc’s com port and call the land-cell modem from this t...
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9 2.2 fast-track: packet data call setup 1. Create a 19,200 generic modem and configure it for 115,200, 8 bits, no parity, 1 stop bit. Attach the modem to an active com port on the pc, i.E. Com1. 2. Configure the selected com port to a maximum speed of 115,200 in the hardware device manager. 3. Atta...
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10 2.3 fast-track: activating your modem 1. Connect the modem to an active com port on a pc with an rs-232 9 pin straight through cable. 2. Attach the antenna and power connector. 3. Connect with a hyper-terminal session set to 115,200, 8 bits, no parity, 1 stop bit, and hardware flow control enable...
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11 2.4 fast-track: troubleshooting communications with the modem 1. Connect the modem to an active com port on a pc with an rs-232 9 pin straight through cable. Ensure the cable is firmly connected. 2. Attach the antenna and power connector. Ensure that the power led lights up. If it doesn’t, confir...
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12 2.5 setting up your modem note: if you are setting up a cdm819u modem, first follow the "cdm-819s/u driver installation" guide available from the land-cellular website as you will need to download the drivers. After the cdm819u is installed, it will appear as a new com port in your system. You ca...
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13 3 using terminal emulation software to talk to the modem you can access the modem through a terminal emulation program such as hyperterminal, which should already be installed in your version of windows. To launch hyperterminal, click on the start menu, go to programs --> accessories --> communic...
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14 4.1 over-the-air provisioning the cdm-819s/u supports the cellular service provisioning features called over-the-air service provisioning (otasp) and over-the-air parameter administration (otapa). Otasp occurs when a user initiates a call to the service provider. No further commands are required ...
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15 configuring the new dun connection: note: only follow steps 1–9 if you installed using the native windows driver. The driver from the land-cellular website configures these parameters automatically. 1. The new connection should open automatically. If it does not, double-click the icon on the desk...
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16 confirm that the windows 19200 standard modem definition is also set to 19200. Hot fax setup tips the modem detection first sends the init string specified in the hardware.Ini file located in the hotfax or hotfax messagecenter directory by the "datainit" line. If the modem does not respond ok wit...
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17 port. Disable it if you are not using this function. Often, an ir port can interfere with the com port even after you successfully connect. Device manager may indicate that there is no conflict between the two, but disabling the ir port may still help. If your system's com port appears to be lock...
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18 • attempt to relocate the modem and/or antenna to receive a stronger signal. • make certain that the modem has been provisioned by the cellular network. To provision the modem please see the appendix for activation instructions for your carrier. Note: running diagnostics from modem properties may...
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19 changes will remain even if the modem loses power. Now that the modem is properly configured, you may attempt activate the modem as described in section 4.0 and the appendix. 7 frequently asked questions below are some of the most frequently asked questions. The answers contained herein may addre...
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20 network), 4152 is the sid, i.E. The cell tower id, (99999 indicates not registered on network). If the modem came with a wired antenna, try moving the antenna from place to place to find the location that gives the best signal quality. After relocating the antenna, issue the: atdt number to call>...
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21 7.13 what is dormancy? The cdma packet data service supports a dormancy feature. When no data is being transferred on the cellular link for a period of time, the rf traffic channel is released. However the ppp states and the ip address are retained. To the end-user, the network connection will re...
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22 • land-cellular proprietary at commands the parameters set by the various at commands in this section are applied to all subsequent calls and will be used each time you place a call. As such, your custom settings (if not saved in a profile) will be available until you power down the modem. These ...
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23 10.4 basic at parameters these commands control the basic configuration of the modem. The parameters can only be read back by the at&v command when in command state. The following table shows the command format. Table 3: basic at parameters table parameter description e0 do not echo commands in c...
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24 before hanging up. Default is 50. S8 0 to 255 number of seconds to pause when a comma "," is encountered in the dial string. Default is 2. S9 0 to 255 carrier detect threshold. The length of time in tenths of a second a signal is detected and qualified as a carrier. Default is 6. S10 1 to 254 num...
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25 table 6: extended at configuration commands table command description +ifc te2-mt2 local flow control. This extended-format compound parameter is used to control the operation of local flow control between the te2 and the mt2. The format is: at+ifc=, where: specifies the method to be used by the ...
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26 table 7: cdma at parameter commands table command description +cad? Query analog or digital service. Returns: 0: if no service is available. 1: if cdma digital service is available. 2: if tdma digital service is available. 3: if analog service is available. Values 4-255 are reserved. +css? Servin...
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27 0: disable cellular result codes 1: enable cellular result codes +cxt cellular extension 0: do not pass unrecognized commands to the iwf. 1: when detecting an unrecognized at command, open transport layer connection and pass unrecognized command to the iwf. +cta set/read/test um packet data inact...
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28 (srej) option in v.42 on the pstn link (if present in the iwf) +etmb this extended-format compound parameter controls the handling of data remaining in iwf buffers upon service termination. +ilpp te2-mt2 local rate reporting. This extended-format numeric parameter controls whether the extended-fo...
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29 answer an incoming voice call via an at command. $qcvad= prearrangement setting: respond to a page message that has a voice service option with a page response that has a data service option 0: off to a voice page message. 1: fax for next call 2: fax for all calls 3: async for next call 4: async ...
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30 0: no service is available. 1: cdma digital service is available. 2: tdma digital service is available. 3: analog service is available. To check the signal strength: at+csq? Returns , signal quality measure : 0-31: signal quality measurement 99: sqm is not known or is not detectable. Frame error ...
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31 7 busy 8 no answer.
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32 12 rs-232 serial port integration parameters you can use the guide below to design serial cables to integrate the cdm-819s/u into your systems. Standard rs-232 de-9 pinout: pin name direction description --------------------------------------------------------- 1 cd «— carrier detect 2 rx «— rece...
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33 13 electrical & rf specifications 13.1 cdm-819s/u rev 2.0 interface connectors: ‘s’ version: rs-232 de-9s female connector (dce) ‘u’ version: usb slave device connector power connector: 2.1mm/5.5mm dc barrel jack (center positive) led indicators: (from left to right) green: power red: transmit/re...
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34 13.2 cdm-819s rev 1.0 interface connectors: rs-232 de-9s female connector (dce) power connector: 2.1mm/5.5mm dc barrel jack (center positive) led indicators: (from left to right) green: power amber: carrier detect (dcd) red: transmit (tx) green: receive (rx) antenna interface: 50 ohm sma female s...
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35 14 cdm-819s/u rev 2.0 mechanical specifications the following section describes in detail the exterior dimensions of the cdm-819s/u and how to utilize the mounting flanges to secure the modem to any surface that can be drilled for such a purpose. All of the drawings below are the approximate actu...
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36 14.2 cdm819u rev 2.0 end cap forward views as is the case of the cdm819s, the front of the cdm819u utilizes the same layout. The connectors/indicators on this end of the modem are as follows (left to right): 1.) a-gps antenna sma reverse polarity connector 2.) green power led 3.) red transmit/rec...
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37 14.3 end cap rev 2.0 overhead & profile views the next view is a mechanical drawing of the end cap as seen from directly overhead. This drawing shows two of the mounting feet and the mounting hole diameter of 0.115”. The profile view of the end cap (on the right) shows the mounting feet extending...
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38 15 cdm819s rev 1.0 mechanical specifications the following section describes in detail the exterior dimensions of the cdm819s and how to utilize the mounting flanges to secure the modem to any surface, which can be drilled for such a purpose. All of the drawings below are the approximate actual s...
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39 this profile view of the end cap shows the mounting feet extending beneath the body of the modem by a distance of 0.045”. 15.3 cdm819s rev 1.0 mounting flange guide the following depiction illustrates the mounting footprint of the cdm819s. The mounting flange holes located on each end of the mode...
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40 16 limited warranty land-cellular (the company) warrants that it's product shall be free from defects in materials and workmanship for a period of one year from the date of shipment. Land-cellular warrants any software sold alone or with any of its products shall be free from defects (according t...
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41 18 appendix 18.1 carrier specific information each cellular provider uses a different pri file that needs to be programmed into the modem in order for the modem to register properly on their cellular network and connect. These pri files are typically programmed in by the manufacturer of the rf mo...
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42 after verifying that you have properly entered the dialing string, if the modem still will not place an outbound call, you may have to enter the phone number into the modem before performing an over-the-air provision. Please see below. 18.1.1.2 united states verizon subscriber settings note: the ...
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43 18.1.2 sprint pcs 18.1.2.1 iota provisioning the 3gpd parameters are easily configured using the over the air provisioning. Sprint pcs uses iota (ip-based over the air) for their over the air provisioning system. Iota uses packet data calls to transfer the configuration data to the phone. These i...
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44 18.1.3 bell mobility (canada) 18.1.3.1 provisioning bell mobility uses a manual process for provisioning their modems. The esn is entered into their database and an mdn and min number are assigned to the account. The mdn is the number that is used to contact the modem and the min is an internal n...
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45 18.1.4 western wireless 18.1.4.1 provisioning western wireless uses a manual process for provisioning their modems. The esn is entered into their database and an mdn and min number are assigned to the account. The mdn is the number that is used to contact the modem and the min is an internal numb...
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46 18.1.5 alltel 18.1.5.1 provisioning alltel uses both otapa and a manual process for provisioning their modems. The otapa process is for voice phones and requires the user to follow a number of prompts and enter buttons. This is not normally possible with a modem and so the manual process must be ...