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User's Manual V34bis Fax-modem - AJ 2885 P User's Manual V34 Fax-modem - AJ 2885P P/N 8000 601 953 Indice 00 Sales, manufacturing and R&D Centre : CXR SA Rue de l'Ornette - 28410 Abondant - France Tél 33 (0) 237.62.88.00 - Fax 33 (0) 237.62.88.01 Technical support: 33 (0) 237.62.88.04...
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CXR SA. All rights reserved. Copyright 2003, CXR SA, printed in France, February 2003. The only purpose of this manual is to provide information and installation instructions CXR reserves the rights to improve its products and specifications without notice.
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Safety Instructions The following accesses are referenced as SELV (Safety Low Voltage] in conformity with EN.60950 standards: • 5 VDC Input of the AJ 2885P-xxV desktop unit • 48 VDC Input of the AJ 2885 P - xxC desktop unit •...
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User's Manual V34bis Fax-modem - AJ 2885 P Rack mountable card AJ 2885 P - xxR The power switch located on the rear of the chassis is the only switching element, thus it must be fully accessible. The connection to the mains is achieved through the cable equipped with a male-grounded plug.
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User's Manual V34bis Fax-modem - AJ 2885 P Product range The AJ 2885 modem has various options: • Dial-up • Leased line • Group III fax • Stand alone or rack • LCD front panel These different versions are summed up in the following table. The names in the first column will be used throughout the manual to indicate when these options apply.
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User's Manual V34bis Fax-modem - AJ 2885 P The AJ 2885 is a modem for the professional user. It encompasses a number of features that place it above the rest. It includes features such as: • Configuration through front panel LCD and key pad: for synchronous application, the 2885 SDV can be fully set up from its user friendly front panel.
User's Manual V34bis Fax-modem - AJ 2885 P Contents INTRODUCTION......................9 1.1......................9 HE MODEM 1.2....................9 HE MODEM 1.3..................9 ALLING MODES DIALING 1.3.1. Calling Mode................9 1.3.2. Answering Mode................9 1.4...................... 10 EASED LINE 1.5....................... 10 ROTOCOLS 1.6.
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User's Manual V34bis Fax-modem - AJ 2885 P 5.6............ 30 ONFIGURATION OF THE SYNCHRONOUS MODE 5.7................31 UTOMATIC DIALING DIRECTORY 5.8....................... 31 EASED LINE 5.9. 202 T M ..........32 ODES ON EASED 5.10................33 AVING USER CONFIGURATIONS 5.11.
User's Manual V34bis Fax-modem - AJ 2885 P Introduction This chapter is to familiarize the user with the operation of a modem. Note: <CR> indicates that the user must press the return key after a command sequence. 1.1. The modem A modem is a device that allows two terminals (DTE, PC...) to communicate via a telecommunication line (phone line).
User's Manual V34bis Fax-modem - AJ 2885 P The answer is carried out automatically if the command ATS0 = 2 was sent to the modem by the local PC. A training sequence is then initiated. A training sequence is the hand-shake sequence between modems to establish a communication link.
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User's Manual V34bis Fax-modem - AJ 2885 P These functions are described in chapter 4 of this manual. Some of the extra functions are: • Storage of phone numbers, • Forced V24 signals, • Exchange of a password between two modems ("Answer Back"), •...
User's Manual V34bis Fax-modem - AJ 2885 P Installation 2.1. Stand alone version Package Contents: Before installing your modem, check all these items are present: • One AJ 2885 modem • One RJ11 phone cable • Power supply or 48V cable for SPC version •...
User's Manual V34bis Fax-modem - AJ 2885 P SDM version + alarm relay option: 230V ALARM Industrial Equipment Power On: When the modem is connected, switch the power switch to the "On" position. (*) Power supply DC adaptator or Power supply cable. 2.2.
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User's Manual V34bis Fax-modem - AJ 2885 P K3-J8 : Busy-out J9-J21 : V11 / V28 J6 : DUMB Installation: See rack operation manual to install your modem. F ind an empty location in the rack and insert the AJ 2885 card into its card guide. Connection : Connect your modem from the rear of the rack,...
User's Manual V34bis Fax-modem - AJ 2885 P Power On: Inserting the modem card connects it to the power supply of the rack. Power-on is carried out by the power switch located at the rear of the rack. Make sure the front panel screws are well fixed onto the chassis so that the modem card is well onnected to the AMS back plane.
User's Manual V34bis Fax-modem - AJ 2885 P 2.4. Power-up self-test When the modem is turned on, an automatic self-test is performed, which tests: • Its program memory • Its data memory • Its stored memory • Its data processing unit The test lasts a few seconds and ends with a series of: •...
You can then try the following commands : AT<RC> (<RC> or ENTER ) Modem answer : OK ATI3 <RC> Answer: AJ 2885P-FPVF Rev-5.10* * example of product identification AT&S <RC> Answer : modem sends multiple pages of configuration and status.
User's Manual V34bis Fax-modem - AJ 2885 P Front panel operation 4.1. Operating modes This chapter describes the operation of the six LEDs front panel version of 2885 modem. 4.1.1. Operating modes The modem can operate in one of the four following modes: 1.
User's Manual V34bis Fax-modem - AJ 2885 P T he following table list these functions: Circuit Function Indicates that the data terminal equipment connected to the (Data modem is ready for data communication. Terminal Ready) On if DTR is set or fllashing if DTR-108 is not set. Bad Eprom checksum during self test.
User's Manual V34bis Fax-modem - AJ 2885 P 4.1.4. Configuration Select Holding MODE for more than 10 seconds will initiate a hardware reset. If the switch is still pressed after some beeps are heard at power-up, the modem will enter configuration mode.
User's Manual V34bis Fax-modem - AJ 2885 P 4.2. Configuration through front panel LCD and keypad This chapter describes states of the front panel lights and operation of the LCD and keypad. 4.2.1. The four LEDs indicate the state of the modem Circuit Function DSR/Ri...
User's Manual V34bis Fax-modem - AJ 2885 P 4.2.3. Three keys operation ↵ ENTER : This key validates the displayed choice or option, according to the following examples: Case 1 PRESS ENTER FOR Enter branches to the configuration sub-menus. CONFIG CHANGE CHANGE ? Case 2 Enter branches to the AT display parameter sub-...
User's Manual V34bis Fax-modem - AJ 2885 P 4.2.4. Example How to store a phone number in the phone book as would this AT command: AT&Z3:CXR:FOX:33237:::A • Number 3 in the phone book (range 0 to 99), • « CXR » is the name field, •...
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User's Manual V34bis Fax-modem - AJ 2885 P On display Press the key Comments ↵ no character is displayed on the ↵ validate a field on a PO3:--NAME-- cursor: ENTER key validates this blank cursor CXR_ field and initiate next field editing Just like steps 5 to 8, press : PO3:--PASSWORD--? ↵...
User's Manual V34bis Fax-modem - AJ 2885 P Configurations This chapter describes commonly used configurations through the AT command set: These commands may be used as part of software drivers for example. The same configuration can be achieved through the LCD and keypad front panel. Refer to the LCD menu description in chapter 2.5.
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User's Manual V34bis Fax-modem - AJ 2885 P Modem speed can be controlled thanks to the following commands. Asynchronous and Synchronous modes : modem can provide a synchronous or asynchronous interface to the terminal Synchronous mode : DTE speed is the same as the DCE speed, i.e. the terminal speed might change upon connection from configuration speed.
User's Manual V34bis Fax-modem - AJ 2885 P CONFIGURATION PARAMETER (38,400 BPS) CONNECTION RESULT Autobaud Async / Sync Mode DCE sped DCE speed DTE speed @A1 : ON &M1 : Sync Do not care Do not care 33600 33600 @A2 : DTE &M1 : Sync Do not care @M15: 28800...
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User's Manual V34bis Fax-modem - AJ 2885 P default factory configuration. The autobaud must be changed to select a special speed. It can be limited to the DTE autobaud - AT @A2 - which means that the modem still recognises the terminal data format and speed but does not change the connection rate. Or it can be disabled - AT @A0 - which means that both the DTE data format and speed, and connection mode are selected by Commands.
User's Manual V34bis Fax-modem - AJ 2885 P The status page 3 details all information on DTE and modem speeds, data format, parity, synchronous or asynchronous mode (answer to the AT&S3 command). 5.4. Asynchronous or synchronous mode : The AJ 2885 distinguishes the command and the connection modes : The command mode is defined by the AT @V command : asynchronous AT (@V1), asynchronous V25 Bis (@V2), V25Bis HDLC (@V3), V25 Bis BSC (@V4) or disabled (@V0).
User's Manual V34bis Fax-modem - AJ 2885 P 5.5.2. Flow control: Through Xon-Xoff : : AT *LG1 generates a local Xon-Xoff, AT *LR1 answers to the local Xon-Xoff These commands are the original AJ commands. For compatibility with standard general purpose modems the following command may be used : AT &K4 Through RTS-CTS : AT *LG2 generates a CTS flow control...
User's Manual V34bis Fax-modem - AJ 2885 P (2) Whenever the DTE terminal issues the clock should the modem be set for external clock (&X1). Frequency accuracy of the DTE clock must be compatible with the modulation. (3) In case the terminal may issue a permanent data flow even out of connection could the DUMB mode be set to avoid any spurious commands or escape to command mode sequences.
User's Manual V34bis Fax-modem - AJ 2885 P After this leased line configuration is saved by the AT&W command, the modem will start training on leased line if : • it is reset by ATZ or by a power restart, •...
User's Manual V34bis Fax-modem - AJ 2885 P • transmission is controlled by RTS : &R2 or &R3 parameter • Transmission acknowledgement is provided by CTS : %C1 parameter • Carrier detection (remote modem signal) is provided by CD : &C1 parameter Half duplex reversal delay : this delay is set by the S26 register •...
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User's Manual V34bis Fax-modem - AJ 2885 P Boucle 3 AT&T1 <RC> ........start the test CONNECT 19200 ........ Connect message ABCDE ..........characters sent by the terminal +++............escape to command mode AT&T0..........End of test command ♦ Note: the connection status ( AT&s8 ) page can be displayed during the test after an escape to command mode.
User's Manual V34bis Fax-modem - AJ 2885 P Security and memory 6.1. Principles The modem contains three types of memory: The FLASH-EPROM, where factory configuration is stored permanently, The RAM, where the modem configurations are stored temporary, The NVRAM where semi-permanent data is stored even when the modem is turned off. The first time your modem is turned on, or after a complete reset, these three memories are identical and set to the default factory configuration.
User's Manual V34bis Fax-modem - AJ 2885 P 6.3. Answerback security This security mode is controlled by the answering modem, and depends on a password exchange which authorizes a modem connection, i.e.: Calling Answering modem modem ATDxxx ring Training ENQ () "AC24Y"...
User's Manual V34bis Fax-modem - AJ 2885 P 6.4.2. Dial number request HERE THERE callback. N 3132 N 4142 ATS0=2 ATS0=2 The remote user may provide the callback AT%SB1 AT%SA1 number after password control. AT& Z3:ICI:MOBILE::: Example: ATD4142 Dialing Training Password «...
User's Manual V34bis Fax-modem - AJ 2885 P 7.2.2. Answering a Call When the modem is set in answer mode, it will go off hook after 2 rings (if the command ATS0=2 is sent). This is in conformity with CCITT V25bis recommendation. 7.2.3.
User's Manual V34bis Fax-modem - AJ 2885 P +FRH Receive T30 command mode +FCERROR Error code 7.4.5. Service Class 2 Command Set The following AT commands control the operation of a class 2 modem/fax: +FCLASS Service class identification and control +FMDL Fax-modem model +FMFR...
User's Manual V34bis Fax-modem - AJ 2885 P Troubleshooting Problem: T his chapter lists most modem operating problems. Problem Check No tone when Connection to the mains On/Off switch in On position Power supply modem is turned of the rack and fuse of the card (rack version), DTR indicator on or flashing Single and Send commands:...
User's Manual V34bis Fax-modem - AJ 2885 P Appendix A - V24 signals 9.1. V24 – V28 interface Pin number Name CCITT number Earth protection Data transmission Data reception Request to send Clear to send Data set ready Signaling earth Carrier detect 10 (*) Dial backup indicator...
9.2. V11-V35 interface: The AJ 2885P (except FT model) modem provides a terminal interface configurable in V28 or V11 through the J12 to J21 jumpers. The jumpers in position 1-2 set a V28 signal. In position 2-3 they set a V11 signal.
User's Manual V34bis Fax-modem - AJ 2885 P 9.3. Dial line connector: RJ11 connector Signal Not used Telset Tip Tip PSTN Ring PSTN Telset Ring Not used 9.4. Leased line connector : RJ11 connector Signal 2W Signal 4W Not used Not used 1 2 3 4 5 6 1 2 3 4 5 6...
User's Manual V34bis Fax-modem - AJ 2885 P Appendix B - Country specific information Although this equipment can use either loop disconnect or DTMF signalling, only the performance of the DTMF signalling is subject to regulatory requirements for correct operation. It is therefore strongly recommended that the equipment is set to use DTMF signalling for access to public or private emergency services.
User's Manual V34bis Fax-modem - AJ 2885 P Appendix C – General conditions of guaranty Material and software are guaranteed by CXR manufactures, for one year after the date of delivery, under the following conditions: The material and software guaranty : Guaranty will only apply if the guaranty coupon is returned to CXR within a delay of one month after the delivery Material :...
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