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E–2

Selection of ITU-T standards

X.1-X.15

Services and features.

X.1

International classes for users in public data networks.

X.15

Definitions regarding public data networks.

X.20-X.32

Interfaces.

X.25

DTE/DCE interface for terminal equipment used in public
networks working in packet mode.

X.31

Support for packet-oriented terminal equipment in ISDN.

X.32

DTE/DCE interface for packet-oriented terminal equipment which
accesses a public PAD through public phone lines.

X.40-X.87

Transmission, identification and mediating.

X.50

Basic multiplex scheme for an international interface between
synchronous data networks.

X.87

Basic standards and methods for the realization of international
features for users and of network features in public data networks.

X.200-X.244

Open communication systems.

X.200

Reference model for open communication systems for ITU-T
applications.

X.250

Description methods for systems.

X.300-X.310

Interaction between networks.

X.350-X.353

Mobile telecommunication systems.

027

0x17

ETB

CTRL-W

End of transmission block

030

0x18

CAN

CTRL-X

Cancel

031

0x19

CTRL-Y

End of (tape) media

032

0x1A

SUB

CTRL-Z

Substitute

033

0x1B

ESC

Escape

034

0x1C

Form separator

035

0x1D

Group separator

036

0x1E

Record separator

037

0x1F

Unit separator

Oct

Dec.

Hex

Character Key

Description

Содержание 2864 Series

Страница 1: ...i 2864 Series Modem User s Manual Document No 8406 Rev 1 0 ZyXEL COMMUNICATIONS CORPORATION...

Страница 2: ...PURCHASER THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE OR PURPOSE ZYXEL COMMUNICATIONS CORPORA...

Страница 3: ...ce This document is subject to change without notice PUBLISHED BY ZyXEL COMMUNICATIONS CORPORATION 2F 58 Park Avenue II Science Based Industrial Park Hsinchu Taiwan 30077 R O C EDITED BY Computer Soft...

Страница 4: ...f Microcom Inc IBM PC XT AT and OS 2 are trademarks of International Business Machine Cor poration Touch tone is a trademark of American Telephone and Telegraph Corporation WINDOWS is a trademark of M...

Страница 5: ...te the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult...

Страница 6: ...or repairs The telephone company may ask that you disconnect this equipment from the net work until the problem has been corrected or until you are sure the equipment is not malfunctioning The user is...

Страница 7: ...ted by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipmen...

Страница 8: ...viii...

Страница 9: ...rt Interface 1 7 DRAM Expandability 1 7 Flash EPROM for Easy Firmware Update 1 7 Before You Start 1 7 How To Become A Registered Owner 1 8 What You Need To Have 1 8 Communication Software 1 8 Connecti...

Страница 10: ...Rear Panel 3 4 Connecting the Elite 2864 3 5 Turning on the Elite 2864 3 6 Elite 2864L 3 6 Elite 2864L Front Panel 3 7 Elite 2864L Rear Panel 3 7 Connecting the Elite 2864L 3 7 Turning on the Elite 2...

Страница 11: ...5 Resetting The Modem 4 5 2864 QUICK START 5 1 LCD Panel 5 1 Panel Operation 5 2 Menu Tree 5 2 LED Status Screen 5 2 Double Arrows on The Screen 5 3 Dialing 5 3 Dial Memory 5 4 Storing a Number 5 4 Di...

Страница 12: ...ion 10 2 Run length Encoding 10 3 Adaptive Frequency Encoding 10 3 String Coding 10 3 Bidirectional Compression 10 4 Negotiation Fail Fall Back 10 4 DTE to DCE Connection 10 4 Averaging Throughput 10...

Страница 13: ...g 13 6 Setting Up The EDR 13 7 Application Example 13 9 V 25bis Command Set 13 9 CELLULAR MODE OPERATION 14 1 Cellular Phone Systems 14 1 Cellular Impairments 14 1 Cellular Modems and ZyCellular Techn...

Страница 14: ...oice Mode Operation 16 14 Examples of Voice Mode Operation 16 20 Connecting a Telephone Set to the Modem s PHONE Jack 16 27 NETWORK MANAGEMENT CAPABILITY 17 1 ZyXEL Modem Network Management System 17...

Страница 15: ...N 20 1 ZyXEL MODEMS AND A PC 21 1 Serial Cable 21 1 Parallel Cable 21 2 Using the Windows 3 1 Terminal Program 21 2 Hardware Hints 21 2 ZyXEL Serial Parallel I O Adapter Card 21 3 ZyXEL MODEMS AND UNI...

Страница 16: ...FACE A 1 PHONE JACK PIN ASSIGNMENTS B 1 ZyXEL PARALLEL PORT INTERFACE C 1 V 25bis COMMAND SET D 1 STANDARDS E 1 ASCII Control Characters E 1 Selection of ITU T standards E 2 Data transmission through...

Страница 17: ...DAA with both a dial up and leased line interface A 2 or a 4 wire leased line can also be used besides the normal 2 wire dial up line Dial back up capability is provided while using leased line The El...

Страница 18: ...into five sections Basic Overview The first section is comprised of chapter 1 INTRODUCTION through chapter 3 MODEM INSTALLATION It gives a basic overview of the 2864 series modems features introduces...

Страница 19: ...this manual Compatibility ZyXEL 2864 series modems are high performance universal modems capable of transmission speeds up to 28 8 Kbps full duplex on a 2 wire dial up line Universal compatibility cov...

Страница 20: ...and ringback detection Programmable speaker volume control V33 V 29 V 27bis and V 26bis are only available in model 2864L for 4 wire leased line operation The other operation modes are common to all...

Страница 21: ...for only Supreme 2864 Signal to noise ratio Received signal level Frequency offset Phase jitter Retrain granted Retrain requested Round trip echo delay Carrier loss counter Rate change granted Rate c...

Страница 22: ...rt The metering pulse is also supported on this analog port for countries sup porting it For modem fax voice capability the 2864I can initiate and receive modem fax calls to from a modem or fax machin...

Страница 23: ...connected to a laser printer with a Centronics type interface the normal PC to printer parallel interface the modem can send received fax pages directly to the printer without the need to start up a P...

Страница 24: ...the factory address listed on your warranty card How To Become A Registered Owner Fill in the registration card and mail it to the address found on the reverse side of the card Registered owners will...

Страница 25: ...d plug one end of the RJ11 cable supplied with the modem into the phone junction box on the wall then plug the other end of the cable into the rear panel of the modem labeled DIAL UP LINE or WALL Fini...

Страница 26: ...1 10...

Страница 27: ...ard modem setup and application A modem translates computer data to analog signals modulation that can travel through the telephone network and reach another modem The remote modem translates the anal...

Страница 28: ...e other The DTE serial port is different from the DCE serial port in terms of sig nals on the connector pins There are also mechanical differences in terms of male with pins or female with holes conne...

Страница 29: ...el ecommunications They draft recommendations The recommendations they make for modem applications have a V prefix and are called V series recommendations The commonly used ITU T modem standards for 2...

Страница 30: ...ates in one of two states the command state or the data state In command state the modem interprets data received from the serial interface as commands and sends back an action result in response In d...

Страница 31: ...face device is the user s responsibility The user can either install an NT1 to get the S interface for internal ISDN equipment con nections or have an ISDN TA to directly adapt to the U interface In E...

Страница 32: ...e remote end and an erroneous block is retransmitted The commonly used error correction protocols are MNP and V 42 protocols Data Compression Intelligent modems use redundancy removing methods to redu...

Страница 33: ...ile Fax is the abbreviation for facsimile There are four major parts in a normal facsimile machine the scanner encoding and decoding device modem and printer Before a page can be sent it is first scan...

Страница 34: ...d Several revisions of the class 2 standard exist Implementations con forming to different revisions may not work together A formally approved version is the Class 2 0 command set also called the TIA...

Страница 35: ...uce the speech data rate to 1 2 or 1 3 of the original rate An advanced algorithm is needed to reduce the speech data rate even further Cellular Modem A cellular modem is a data modem that can be used...

Страница 36: ...pproval and Legal Matters In some countries the PTT authorities require modems to conform to a set of spe cific rules e g transmitting signal level limitation line circuit isolation or restric tion of...

Страница 37: ...of your ZyXEL modem located on the top the sides and the bottom should not be covered and should allow free movement of air Elite 2864 The Elite 2864 model is a V 34 modem with V 34 fax voice capabil...

Страница 38: ...ned off when modem is off line or in on hook state EC Error Control indicator lights up when modem is operated in an er ror controlled mode like MNP4 or V 42 Data compression mode V 42bis or MNP5 impl...

Страница 39: ...inter mode Printer On Line indicator indicates the status of the printer s Select SLCT signal It lights up when the printer is se lected and is available for data transfer DSR PSL DTE mode Data Set Re...

Страница 40: ...ate in if made go off hook by pressing the D V switch The ORG LED indicator will be turned on and off by this switch Elite 2864 Rear Panel Fig 3 2 shows the Elite 2864 rear panel Note This switch only...

Страница 41: ...ports to your PC s serial and parallel port You can also connect the serial port to your PC s serial port and the parallel port to a laser printer If you have the modem set up for auto POWER JACK Inpu...

Страница 42: ......

Страница 43: ...2864L model Connecting the Elite 2864L Connect the power serial port and parallel port as described above for the Elite 2864 model Connect the dial up line to the DIAL UP jack and the leased line to...

Страница 44: ...and status display Please refer to chapter 5 2864 QUICK START for details regarding the menu key operations Supreme 2864L Rear Panel Fig 3 3 shows the rear panel of the Supreme 2864L The rear panel i...

Страница 45: ...please refer to chapter 18 DIAGNOSTICS After performing the diagnostic tests your Supreme 2864L will display the current modem settings on the front LCD panel as shown in Fig 3 3 Your Supreme 2864L is...

Страница 46: ...PSL PRP PCP EC SQ and OH Explanations for the meanings of these LED indicators can be found in the table beginning on page 3 2 where the LED indica tors of the same label are explained for the Elite 2...

Страница 47: ...i 288P Rear Panel Fig 3 8 shows the rear panel of the Omni 288P The table below explains the switch and connectors on the rear panel according to their labels ON OFF The power switch up position is ON...

Страница 48: ...your PC s bidirectional parallel port for DTE communication A normal 25 wire male to female shielded RS 232 cable can be used for this connection You can also connect the modem s parallel port to a l...

Страница 49: ...NE jack to the tele phone line wall jack You can also connect a telephone set to the modem s PHONE jack in case you need the telephone for voice communication A telephone set is not needed for the mod...

Страница 50: ...3 14...

Страница 51: ...ter is connected the modem will operate in PRP mode If no active parallel port device is connected the modem will default to SP mode If both the modem s serial and parallel ports are actively connecte...

Страница 52: ...s parallel port drivers for which instructions are in cluded on the program disk containing the drivers Parallel Port under DOS When the DOS comm or fax program directly accesses the serial port it is...

Страница 53: ...s one speaker If you have two speakers with a stereo plug use a plug adapter that will enable both speakers to be driven by one source out of the speaker jack If you are connecting the speaker jack ou...

Страница 54: ...ram on your computer that supports the X modem file trans fer protocol to upload With the modem in command state type in ATUPX and the modem will ask for a confirmation Answer yes and wait for the mod...

Страница 55: ...power The important thing is to choose the right chip package some chips are of 400 mil width An Example of acceptable DRAM chips isTITMS416400DJ Both 60ns and 70ns speed parts may be used Resetting...

Страница 56: ...the computer screen TheTS1 LED should be continuously ON If the LED flashes the number of flashes indicates the error number corresponding to the error message listed at the beginning of chapter 18 T...

Страница 57: ...s can also consult the Supreme 2864L panel menu operations but must use the equivalent AT com mands listed in this chapter instead LCD Panel The modem s actions options and parameters can be set chang...

Страница 58: ...button Flip between idle screen and menu screen by pressing the MENU or up arrow key LED Status Screen Either in idle state or data state there is an LED status screen that can be accessed and display...

Страница 59: ...double right arrow this indicates that the current item is the first item of the menu By pressing the left arrow key the screen will wrap over to the last item On the other hand if you only find a do...

Страница 60: ...ed on the second line of the LCD display Storing a Number Pressing the right arrow key from the DIAL MEMORY display will move the menu to STORE NUMBER Pressing the ENTER key at this point will produce...

Страница 61: ...try is completed press the ENTER key to dial the number Manual Dial and the DATA VOICE Switches Use of a telephone set to make a call in which case an answer tone comes back is normally called Manual...

Страница 62: ...ith another modem one of the modems must be in answer mode and the other modem in originate mode or a connection is not possible Repeat Last Dial Access R Repeat last dial by pressing the left or righ...

Страница 63: ...hen goes back to the IDLE STATUS screen If the phone company is ringing the re mote modem a RINGING message is sent to the terminal Setting S42 6 1 will disable this RINGING result code If any key int...

Страница 64: ...Throughput 55820 bps Blank in synchronous mode Instant Receiving Throughput 51324 bps Link Speed in synchronous mode Status Display Unit Signal to Noise ratio 30 9 dB Receiving Signal level 25 1 dBm...

Страница 65: ...Panel Lock The panel keyboard can be locked to prevent inadvertent changes in modem set tings This is done by setting the S register S28 bit 1 to 1 or using the PANEL LOCK menu from the panel or by is...

Страница 66: ...5 10...

Страница 67: ...ERMINAL OPTIONS parameters for local DTE connection MODEM OPTIONS parameters for connection to a remote DCE ERROR CONTROL how to react to transmission errors AUDIO OPTIONS controlling the internal spe...

Страница 68: ...n the STATUS REGISTER submenu Status Register Content Modification When you access the STATUS REGISTER submenu in the CONFIGURATION menu the blinking cursor will be changed into an underscore _ and th...

Страница 69: ...ing DTE speed equals link speed SYNC AT M3 The modem accepts synchronous commands V 25bis and exchanges data synchronously with a remote modem As an alternative you can dial from the front panel or u...

Страница 70: ...mes that DTR is always ON and ignores the DTR signal on the serial port 108 1 AT D1 An OFF ON DTR transition causes the modem to dial the number specified under the DEFAULT DIAL of the MODEM OPTIONS s...

Страница 71: ...lways remain ON Default DATA SET READY AT S1 According to ITU T DSR ON during handshake If S41 5 1 DSR follows CD and pulses off for 0 5 sec for CD on off transition If S44 4 1 DSR follows DTR ENABLED...

Страница 72: ...14400 12000 9600 7200 4800 2400 V 17 V 29 V 27ter To turn fax reception off S38 4 1 Cellular Modes 14400 to 4800 Enabled with S43 3 0 V 33 14400 AT N1 V 33 14400 12000 V 33 12000 AT N2 V 33 12000 V 3...

Страница 73: ...0 ZyX 16800 AT N35 ZyXEL 16800 ZyX 14400 AT N36 ZyXEL 14400 ZyX 12000 AT N37 ZyXEL 12000 ZyX 9600 AT N38 ZyXEL 9600 ZyX 7200 AT N39 ZyXEL 7200 CELL 14400 AT N42 CELL 14400 CELL 12000 AT N43 CELL 12000...

Страница 74: ...H49 AT D0 AT D49 Default dial pointer This will be the first phone number displayed in the DIAL MEMORY menu default PH0 If the DTR option 108 1 is ac tive a DTR OFF ON transition causes the mo dem to...

Страница 75: ...to 27 dBm when S35b3 is set The Omni 288P and 288S have a maximum TX power of 9dBm and 3dBm respectively SINGLE RJ11 AT J0 RJ11 permissive telephone jack for dial up line Default MULTIPLE RJ12 13 AT J...

Страница 76: ...on a leased line the modem will handshake in originate mode Default ANSWER AT M1 When operating on a leased line the modem will handshake in answer mode Note If you need two modems to automatically co...

Страница 77: ...ow control is disabled CTS RTS AT H3 Hardware flow control CTS RTS is enabled De fault LOCAL XON XOFF AT H4 Local software flow control XON XOFF is ena bled PASS XON XOFF AT H5 reserved STAYS ON LINE...

Страница 78: ...r is ON until a carrier is detected Default ALWAYS ON ATM2 The speaker is always ON DIALED TO CONNECT ATM3 The speaker is ON after the final digit is dialed out and the speaker is OFF when a carrier i...

Страница 79: ...can modify these profiles and save them for your specific applications You can view each set of profile settings by typingAT Vn n 0 5 from the terminal The commands and their responses are as follows...

Страница 80: ...s016 000 s017 018 s018 000 s019 000 s020 001 s021 178 s022 000 s023 105 s024 138 s025 000 s026 000 s027 156 s028 068 s029 000 s030 000 s031 017 s032 019 s033 255 s034 030 s035 032 s036 000 s037 000 s...

Страница 81: ...1 017 s032 019 s033 255 s034 030 s035 034 s036 000 s037 000 s038 000 s039 032 s040 000 s041 000 s042 000 s043 008 s044 000 s045 100 s046 028 s047 064 s048 000 s049 006 s050 000 s051 000 s052 000 s053...

Страница 82: ...032 019 s033 255 s034 030 s035 032 s036 000 s037 000 s038 000 s039 032 s040 000 s041 000 s042 000 s043 008 s044 000 s045 100 s046 028 s047 064 s048 000 s049 006 s050 000 s051 000 s052 000 s053 000 s05...

Страница 83: ...s042 000 s043 008 s044 000 s045 100 s046 028 s047 064 s048 000 s049 006 s050 000 s051 000 s052 000 s053 000 s054 000 s055 000 s056 000 s057 000 s058 000 s059 000 s060 000 s061 000 s062 000 s063 000 s...

Страница 84: ...s058 000 s059 000 s060 000 s061 000 s062 000 s063 000 s064 000 s115 000 s116 000 s117 000 s118 000 s119 000 s120 000 s121 000 s122 000 s123 000 s124 000 s125 000 s126 000 s127 000 OK The factory defa...

Страница 85: ...n this case profile 0 is theSAVE TO default Profile Protection If S35 bit 6 of profile 0 is set this profile is protected A save operation usingAT W0 will prompt the user to enter the supervisory pass...

Страница 86: ...ile turning on the modem On a non LCD model a reset is done by holding the DATA VOICE switch down while turning on the modem On an internal card model shorting the wire strapping TS2 and then turning...

Страница 87: ...e mostly bit map configured Changes in the bit map configuration can have the same effect as issuing AT com mands However using the equivalent AT commands is recommended Reading and Setting S Register...

Страница 88: ...gister Note The values used in the example below differ from the actual values in the S register and are used for demonstration purposes only Bit Binary value Decimal value Hexadecimal value 0 0000000...

Страница 89: ...this value but should not change it S2 43 0 255 S2 contains the ASCII decimal value for the Escape Sequence character The default character is the plus character A value of 128 255 disables the escap...

Страница 90: ...FSK or half duplex opera tion the modem ignores the setting of this register S10 7 0 255 Sets the duration in tenths of a second that the modem will wait after loss of car rier before hanging up This...

Страница 91: ...ault M1 01 64 Async command sync data M2 10 128 Async direct unbuffered M3 11 192 Sync X0 5 4 00 0 Internal clock Default X1 01 16 External clock from DTE X2 10 32 Remote clock Slave L0 3 2 00 0 Dial...

Страница 92: ...acter length Note Character length includes start bit data bits parity and stop bit s Code Bits Bin Dec Description 2 0 0 1 stop bit Default 1 4 2 stop bits 1 0 00 0 Even parity 01 1 Odd parity 10 2 N...

Страница 93: ...e dial dials and goes online in answer mode P0 4 3 2 1 0000 0 Sets leased line transmission power level See also S35b3 P15 1111 30 S0 0 0 0 Disables secondary channel Default S1 1 1 Enables secondary...

Страница 94: ...4800 N19 19 V 32bis 7200 4800 N24 24 Bell 212A 1200 N25 25 Bell 103 300 N32 32 V 17 FAX 14400 12000 9600 7200 V 29 FAX 9600 7200 V 27ter FAX 4800 2400 N34 34 ZyX 19200 19200 N35 35 ZyX 16800 16800 N3...

Страница 95: ...Dec Description Dec Description 0 230 4 Kbps 1 115 2 Kbps Default 2 76 8 Kbps 3 57 6 Kbps 4 38 4 Kbps 5 19 2 Kbps 6 16 8 Kbps 7 14 4 Kbps 8 12 0 Kbps 9 9 6 Kbps 10 7 2 Kbps 11 4 8 Kbps 12 2 4 Kbps 13...

Страница 96: ...s RTS in synchronous mode Response delay is set in S26 R1 1 32 Ignores RTS CTS is always ON in synchro nous mode Default C0 4 0 0 CD is always ON C1 1 16 CD tracks presence of data carrier Default see...

Страница 97: ...t code 0 to 5 10 to 21 X2 010 16 Result code 0 to 6 10 to 21 X3 011 24 Result code 0 to 5 7 to 21 X4 100 32 Result code 0 to 21 X5 101 40 Error control result code is enabled Default X6 110 48 Error c...

Страница 98: ...fault N6 110 12 N7 111 14 High Code Bits Bin Dec Description Q0 7 6 00 0 No reaction to poor signal quality Q1 01 64 Initiates retrain if signal quality is poor See also S41b2 Q2 10 128 Adaptive rate...

Страница 99: ...B1 1 64 DTE DCE rate is fixed at the DTE setting range from 300 to 460 8 Kbps Default see also S44b6 G0 5 4 00 0 No guard tone Default G1 01 16 Reserved G2 10 32 1800 Hz guard tone Y0 3 2 00 0 Destru...

Страница 100: ...bled the answer mode modem will try the leased line and wait for a ring if dial backup is enabled a non zero number is selected Note In dial backup operation in addition to switching to the dial up li...

Страница 101: ...n to the leased line transmission power See also Pn S17b1 S49b0 2 1 4 V 26bis alternative A 1 1 2 Disables aborting from connection during modem handshaking 0 1 1 Uses CELL 4800T trellis coded 4800 fo...

Страница 102: ...ation F0 1 1 Grants remote request for configuration Code Bits Dec Description 7 to 4 0 to 5 Local profile number 3 to 0 0 to 5 Remote profile number Note 0 through 3 are profiles 0 to 3 4 is the curr...

Страница 103: ...cription 7 6 Reserved 5 1 32 Disables scrambler descrambler in V 26bis mode Enables compatibility with older V 26bis modems which have no such unit 4 1 16 Class 2 fax with DTE speed shifting FCON at c...

Страница 104: ...orces S0 2 5 1 32 DSR follows CD off for 0 5s after a CD on off transition See Sn 4 1 16 If one of X2 X7 is set the modem waits for the number of seconds set in register S6 before dialing and it ignor...

Страница 105: ...eserved 3 0 0 Enables cellular mode 1 8 Disables cellular mode Default 2 1 4 Disables cellular mode Auto Transmit Power Adjustment Uses S49b0 3 to set transmis sion power 1 1 2 Disables ZyX19200 in Mu...

Страница 106: ...ut from the panel before dialing the back up number 1 0 Reserved Code Bits Bin Dec Description 7 6 Reserved 5 1 32 The voice commands and responses follow IS 101 0 0 Voice commands and responses are c...

Страница 107: ...eported in raw data format Code Bits Bin Dec Description 7 0 0 Cellular mode modem is installed in office Default 1 128 Cellular mode modem is connected to a cellular mobile phone 6 5 4 Reserved 3 0 0...

Страница 108: ...ix times Code Bits Bin Dec Description 7 0 0 Selects Mark as the first signal of the V 23 handshaking sequence Default 1 128 Selects Space as the first signal of the V 23 handshaking sequence 6 5 Rese...

Страница 109: ...o be down loaded to the DTE when retreiving FZF 2 1 0 000 0 Fax to printer hangs up on data call 001 1 Fax to printer data call to serial port 010 2 Fax to DRAM and printer hangs up on data 011 3 Fax...

Страница 110: ...8 24...

Страница 111: ...ceded by AT or followed by more characters Up to 40 commands can be entered in a command line with a single AT prefix Be sure to either use all capital letters AT or none at all at is the escape seque...

Страница 112: ...ay product code for modem Same as ATI I1 Displays ROM checksum and product information I2 Displays link diagnostic status report L0 L7 Speaker volume control The higher the value the higher the volume...

Страница 113: ...l Default V0 Displays the result code in numeric form See also S35b7 and the result code table of ATXn V1 Display the result code in textual form Default Xn Result code and call progress monitor optio...

Страница 114: ...24960 37 CONNECT 20800 38 CONNECT 33600 39 CONNECT 28800 40 CONNECT 26400 41 CONNECT 24000 42 CONNECT 21600 Note If error control result codes are enabled X5 X6 or X7 the result ing message will be f...

Страница 115: ...also sets the factory default as power on profile Data compression included SREJ is appended if a V 42 connection with selec tive reject is established When more than one type of Distinctive Ring is t...

Страница 116: ...ence of carrier Default See also S38b3 and S42b7 D0 Ignores DTR signal assumes DTR to always remain ON D1 108 1 DTR OFF ON transition causes dial of the default number See also Dn D2 108 2 Data Termin...

Страница 117: ...2400 1200 V 22 1200 Bell 212A 1200 V 17 FAX 14400 12000 9600 7200 V 29 FAX 9600 7200 V 27ter FAX 4800 2400 and cellular modes 14400 4800 Default N1 V 33 14400 12000 models with 4 wire leased line onl...

Страница 118: ...AX4800 2400 N34 ZyX 19200ZyXEL 19200 N35 ZyX 16800ZyXEL 16800 N36 ZyX 14400ZyXEL 14400 N37 ZyX 12000ZyXEL 12000 N38 ZyX 9600 ZyXEL 9600 N39 ZyX 7200 ZyXEL 7200 N42 CELL 14400 N43 CELL 12000 N44 CELL 9...

Страница 119: ...request from the remote modem Default T6 Initiates Remote Digital Loopback RDL test T7 Initiates Remote Digital Loopback with self test RDL ST T8 Initiates Analog LoopBack with self test ALB ST V0 Vi...

Страница 120: ...sets dial backup pointer at location n 1 See also S44b2 C0 10 bit character length Default C1 11 bit character length C2 9 bit character length C3 8 bit character length Dn Sets default dial pointer a...

Страница 121: ...assword table to check the remote modem s password If they match the modem will keep the connection otherwise the modem will hang up If call back security is enabled the modem will complete the passwo...

Страница 122: ...remote user profile number 4 remote active configuration 5 remote factory default S0 Secondary channel disabled Default S1 Secondary channel enabled T Displays last caller ID message V Views password...

Страница 123: ...en the DTE terminal or compu ter to DCE modem interface is asynchronous If the interface is synchronous then the hosts on both sides will do the error control function The modem con verts asynchronous...

Страница 124: ...s through the data link The receiver recovers the original information by reversing the representing process The process of repre senting original data in less bits is called redundancy removing Its e...

Страница 125: ...individually a token for a character string is sent The modem adaptively builds a dictionary of string tokens according to data that appears 2864 series modems support a dictionary size up to 2K strin...

Страница 126: ...ized for your application depends on how fast your computer and communication soft ware can process the serial port data 2864 series modems use certain controls and commands to enable the modem to opt...

Страница 127: ...can handle The 2864 series modems provide two kinds of flow control methods Hardware CTS RTS Flow Control This is a bidirectional flow control where CTS and RTS are RS232 signals which must be availa...

Страница 128: ...10 6...

Страница 129: ...clock The receiving modem recovers the clock and data from the carrier and sends the data to the receiving DTE along with the clock There are three types of transmission synchronous clock sources to c...

Страница 130: ...ds to dial the number Once the modem is connected the modem will enter synchronous operation 2 Dial through the computer using V 25bis commands Some communication software packages on synchronous comp...

Страница 131: ...the number of rings before auto answer occurs Set it from the terminal if M1 is set using the asynchronous AT command or select the STATUS REGISTER menu to change the S0 value Manual Answer from Sync...

Страница 132: ...ront panel menu or by issuing AT commands from an asynchronous terminal Setting from the LCD front panel 1 Press the up arrow MENU key from the idle screen then the down arrow ENTER key and you should...

Страница 133: ...stop at the RESET submenu Press ENTER and use the right arrow key to select the profile to which you saved the settings in 4 Press ENTER to reset the modem and make the profile the power on default S...

Страница 134: ...11 6...

Страница 135: ...arate leased line jack The leased line must be connected to the jack labeled LEASED LINE located at the rear of the modem for leased line operation You can set the 2864L for leased line operation by t...

Страница 136: ...cur in this situation If these two modems want to establish a data link one must be designated as the originator and the other as the answerer You can set this manually or automatically Manual Connect...

Страница 137: ...lls will be answered Dial Backup Only the 2864L and the rack mount model have the dial backup function and ca pability They have separate dial up and leased line phone jacks connectors The dial backup...

Страница 138: ...the front panel will abort the attempt to connect on the leased line If dial backup is enabled backup action will be taken Pressing any key again will abort the backup action and revert to the IDLE S...

Страница 139: ...f the password check is OK otherwise the line will be dis connected With level 2 security the local modem will disconnect the line if the password has been found in its pre stored acceptable list and...

Страница 140: ...he remote site is to enter the call back number it will be prompted to do so Remote Configuration The 2864 series modems provide a remote configuration capability Remote config uration is provided as...

Страница 141: ...e to request re mote configuration information the remote digital loopback request must also be granted AT T4 on the remote modem to accept the remote configuration re quest Remote configuration can a...

Страница 142: ...econd ring period as part of the call progress ring message The modem will also report the caller ID in formation if asked by the command AT T There are two kinds of caller information message formats...

Страница 143: ...format The DTE software is responsible for explain ing the data Please refer to the Bellcore Technical Advisory AT NWT 000030 document for the exact data format The above Caller ID scheme applies to...

Страница 144: ...It comprises a long double short or triple short ring S register S40 bits 3 6 are used for distinctive ring control Each bit controls the answering of a particular ring type Set the bit to 1 to enabl...

Страница 145: ...in struct the modem to answer the call when a phone rings When a call comes in the answering machine will answer the phone and play a voice message At this mo ment the modem having detected that the r...

Страница 146: ...R RD EDR RD EDR RD EDR RD CID Caller ID task RD Ring Detection task EDR EDR task Code Bits Bin Dec Description 7 6 00 0 Disables data CNG tone detection 01 64 Reports RING for data CNG tone 10 128 Rep...

Страница 147: ...wever AT commands only support asynchronous dialing and V 25bis is used in many synchronous dialing situations Synchronous V 25bis dial ing is used in many IBM mainframe and mini environments where sy...

Страница 148: ...13 10...

Страница 149: ...d Mobile Phone Service in North America The cellular phone system got its name by dividing its covered area into many small cells Each cell has a cell site radio station maintaining a radio link with...

Страница 150: ...pre emphasis which are good for voice but are not suitable for a modem signal Modem signals if too strong may saturate the cellular link and cause distortion Modem signal power that is too weak will...

Страница 151: ...ate The MULTI AUTO mode will automatically adapt to the other modem s capabili ty and will request and connect in the appropriate mode If both sides have cellular mode capability and at least one side...

Страница 152: ...efault for this option is to be disabled S43 3 1 You can also send and receive faxes on cellular links by setting S49 7 1 on the ZyCellular modem that is using a cellular phone Now your modem can send...

Страница 153: ...14 5 Fig 14 1 is an example of a mobile phone that has a handset cradle and a separate transceiver and handset Fig 14 2 is an example of a mobile phone that has a separate transceiver and hand set...

Страница 154: ...t the RJ11 modem s 2 wire interface to this cellular phone s audio jack In this case you need to manu ally dial or answer a call using the cellular phone to establish a phone connection and then manua...

Страница 155: ...s the job of image data creation capturing conversion compression decompression retrieving and storing The 2864 series modems include sif we fax functios nsamlly adi rete fax rec 5sn parallel porg s w...

Страница 156: ...ZyXEL Technical Support for supported features The lat er sections are related to the ZyXEL Extended Fax AT commands Class 1 Command Set The MOD parameter takes on the following values Command Value...

Страница 157: ...17 9600 required for FTM FRM 98 V 17 w st 9600 required for FTM FRM 121 V 17 12000 required for FTM FRM 122 V 17 w st 12000 required for FTM FRM 145 V 17 14400 required for FTM FRM 146 V 17 w st 14400...

Страница 158: ...ck capability parameter n 0 No copy quality check capability n 1 Only checks 1D phase C data n 2 Checks both 1D and 2D phase C data FCR n Capability to receive parameter n 0 The DCE will not receive m...

Страница 159: ...m scan time line 5 ms st 2 Minimum scan time line 10 ms normal 5 ms fine st 3 Minimum scan time line 10 ms st 4 Minimum scan time line 20 ms normal 10ms fine st 5 Minimum scan time line 20 ms st 6 Min...

Страница 160: ...trol n 1 Sets XON XOFF software flow control n 2 Sets CTS RTS hardware flow control FLPL n Document for polling command n 0 The DTE has no document available for polling n 1 Indicates that a document...

Страница 161: ...lling Response Value Function and Description FCFR Confirmation prompt ready to receive data FCIG string Reports the remote ID response CIG FCON Facsimile connection response FCSI string Reports the r...

Страница 162: ...re sponse FNSS HEX string Reports the non standard setup frame re sponse FPOLL Remote polling indication FPTS n Receive page transfer status response refer to FPTS n command FTSI string Report remote...

Страница 163: ...t receive message data or poll a remote device n 1 The DCE receives message data or polls a remote device FCT n 0 255 DTE phase C time out parameter n 0 255 1s units FDR Receive phase C data command i...

Страница 164: ...he FMINSP Class 2 command on page 15 6 for parameter settings FNR rpr tpr idr nsr Negotiation message reporting control parame ters rpr 0 Receiver parameters are not reported FIS and FTC response repo...

Страница 165: ...r to the FPTS Class 2 command on page 15 6 for parameter descriptions FRQ pgl cbl Receiving quality thresholds parameters pgl 0 64 HEX value Specifies the percentage of good lines e g with negotiated...

Страница 166: ...ocuments or pages procedure inter rupt requested FHS hsc Call termination status hsc 0 0F Call placement and termination Refer to TIA 592 for details hsc 10 1F Transmits phase A and miscellaneous erro...

Страница 167: ...D string Reports remote ID response Polling Station ID CIG FPO Remote polling indication FPS ppr lc blc cblc lbc T 30 phase C page reception response ppr 1 Received page is good ppr 2 Page is bad retr...

Страница 168: ...ives a DC2 from the DTE it starts to send the fax connection parameters SnnnnVnTnRnLnCnP string CR LF and then the received fax data In this mode the modem will wait for a DC2 at the beginning of ever...

Страница 169: ...the minimum scan line time capability of the receiver 20ms at 3 85 line mm T 7 7 1 2 T 3 85 C4 Sets the minimum scan line time capability of the receiver 40ms at 3 85 line mm T 7 7 T 3 85 C5 Sets the...

Страница 170: ...o signal the modem that the fax message is fin ished As soon as RTS off is detected the modem starts the post message hand shaking to make sure that the remote facsimile has received the fax message s...

Страница 171: ...ample if you have set your fax machine to answer an incoming call after 2 rings then you need to set the modem to the same ring number by sending the command ATS0 2 to the modem Now when a call comes...

Страница 172: ...to the init string X7 B1 FCLASS 6 Change the connection messages as Set external mail as The following is a sample setting in the BINKLEY CFG file for a Binkley system Init AT FX7S0 1 B1 FCLASS 6 Ext...

Страница 173: ...perate in FZF 0 mode But then you will often need to switch the modem parallel port connection between a PC and a printer n 0 Fax to printer hangs up if data Upon incoming calls the modem will check w...

Страница 174: ...arameter When a laser printer is connected to the modem and both are turned on the command AT FZT will cause the modem to test the printer speed and store the speed parameter in non volatile memory Th...

Страница 175: ...can also print fax pages stored in DRAM without turning on a computer to issue commands In class Z mode with an active printer connected to the parallel port pushing the D V button on the front panel...

Страница 176: ...ts reserved to control the printing or downloading of fax pages stored in DRAM For printing to laser printer S71b5 0 The modem will not print stored fax pages which are unprinted yet but which have al...

Страница 177: ...simple ADPCM Adaptive Differential Pulse Code Modulation algorithm can reduce the speech data rate to half the rate and main tain about the same voice quality This algorithm can also be used to reduce...

Страница 178: ...voice message announcement and will not get con nected Even if the data call is connected successfully the longer handshake delay may not be acceptable in some applications Some software packages use...

Страница 179: ...translating analog signals to voice e g speaker or translating voice to analog signals e g microphone The DCE considers data transfers from the DTE to be commands and returns responses back to the DTE...

Страница 180: ...on or to one or more local devices to detect events which the DCE reports to the DTE and 2 does not expect to receive digitize or process any incoming analog signals for transfer to the DTE Events det...

Страница 181: ...dems While in voice mode the DCE can detect DTMF detect tone and cadence events associated with call progress activi ties and monitor Telco line related activities The DCE will report the event to the...

Страница 182: ...4 0 seconds h 0x68 Line current breaks local phone goes on hook H 0x48 Line current is detected local phone goes off hook s 0x73 Silence is detected The DCE has determined that there was no voice ene...

Страница 183: ...answer tone The delay between reports is 4 0 seconds code Action Command Description NUL 0x0 Does nothing The DTE can use the code to refresh the DTE DCE Inactivity Timer instead of XON DLE 0x10 Two...

Страница 184: ...r of voice data This code com mands the DCE to 1 clear its internal transmission buffer 2 get ready for a new voice data stream with the same pa rameters as the last stream and 3 reset its compressors...

Страница 185: ...to the line signaling rate and to the requirements of analog conversion of the voice signals and data For ZyXEL 2864 series modems both software XON XOFF and hardware RTS CTS flow control are used wh...

Страница 186: ...parameters such as VSM VSD etc When the VNH 1 or VNH 2 command is in effect and the DCE is not in voice mode the DCE issues an OK result code as a result of the ATH com mand but the DCE may or may not...

Страница 187: ...ded and used The DCE returns the OK result code if the DCE accepts the command The DCE returns the ERROR result code if the method subparameter is out of range hook Hook Control Description 0 The DCE...

Страница 188: ...first returning the CONNECT result code to the DTE After this report the DCE sends DLE shielded voice data to the DTE There are three ways to leave the Voice Receival State 1 The DTE sends a character...

Страница 189: ...the set 0 9 A D and The DCE interprets the single ASCII character as a DTMF digit with a duration given by the VTD command 2 A string enclosed in square brackets The DCE interprets the values in squa...

Страница 190: ...d octet value The normal value is 128 A value larger than 128 indicates a larger gain than normal and a value smaller than 128 indicates a gain smaller than normal A gain value of 56 corresponds to 18...

Страница 191: ...ge AT VIT The DCE returns the current Inactivity Timer time out value followed by the OK result code AT VIT The DCE returns the permitted Inactivity Timer time out values The units are in 0 1 seconds...

Страница 192: ...length between the end of one ring interval and the start of the next ring interval The DCE returns the OK re sult code if the DCE accepts this command or it returns the ERROR result code if the inter...

Страница 193: ...implies that the DTE wants the DCE to treat noisier conditions as silence The actual value of this subparameter has no physical meaning The range of the sensitivity sds is from 0 to 31 A value of zero...

Страница 194: ...600 OK The first item in each line is the compression method label the second item is the compression scheme the third item is the number of bits per sample the fourth item is the silence detection th...

Страница 195: ...equired period of continuous DTMF tone detection before the DCE can report a DTMF event A value of zero disables the DTMF detection The range of the interval ddi is from 0 to 255 in units of 5 ms The...

Страница 196: ...isable resync genera tion The unit of a resync interval is 50ms The ADPCM coder is reset with every resync symbol thus the ADPCM voice data will not depend on a too long data his tory If you convert t...

Страница 197: ...method OK AT VLS 1 Activates the telephone set on the PHONE jack VCON AT VRX Starts recording CONNECT DATA DLE Stops recording DATA DLE ETX OK Returns to the command state AT VLS 0 Deactivates the te...

Страница 198: ...al speaker VCON AT VTX Starts replay CONNECT DATA DLE ETX OK Returns to the command state AT VLS 0 Deactivates the internal speaker OK AT FCLASS 0 Returns to the data mode OK DTE DCE Description AT FC...

Страница 199: ...ne con nection OK AT FCLASS 0 Returns to the data mode OK DTE DCE Description AT FCLASS 8 Switches to voice mode OK AT VSM 2 ADPCM 2 0 9600 3 ADPCM 3 0 9600 30 ADPCM 3 0 9600 4 ADPCM 4 0 9600 OK AT VS...

Страница 200: ...a busy tone or a long period of quiet DLE Stops recording DATA The DCE delivers the re maining data DLE ETX OK Returns to the command state AT VLS 0 Deactivates the line con nection OK AT FCLASS 0 Ret...

Страница 201: ...5 is detected DATA DLE ETX OK Returns to the com mand state AT FCLASS 2 Switches to fax mode OK ATA Tries to handshake in the fax mode Switches to fax mode and answers the fax call Note If a modem dat...

Страница 202: ...VRX Starts recording CONNECT DATA DLE s The DCE detects silence DLE Stops recording DATA The DCE delivers the re maining data DLE ETX OK Returns to the command state The DTE ought to delete this silen...

Страница 203: ...ack A telephone set needs DC voltage and a current supply to work This DC voltage is normally supplied through the phone line from the telephone company or a PABX The ZyXEL 2864 series modems are desi...

Страница 204: ...16 28...

Страница 205: ...twisted pair wiring can be used to link all of the central site racks to a control station which is usually a PC station running the ZyView NMS software under Microsoft Windows Hierarchical Modem Net...

Страница 206: ...ntrol and hierarchical control For a large central site local control the secondary channel is not needed Also for dial up use like a couple of racks for a multi line BBS remote control and hence a se...

Страница 207: ...n enabled or disabled data mode You can use these capabilities to verify the line condition and the modem s functioning and perform ance and to locate the source of a communication problem Power on Se...

Страница 208: ...ommand to terminate the test Analog Loopback Test AT T1 This test can check almost every part of the modem and the RS 232 cable except the telephone line outgoing interface During Analog Loopback test...

Страница 209: ...and the Omni model s EC LED flashes for any bit error The Control Level field of the LCD model s LCD screen will be indicated as ALBST which stands for ALB with self test This test can only be initia...

Страница 210: ...2864 modems will have the TST LED indicator ON during the test This test can be initiated by either modem when the modems are on line Remote Digital Loopback with Self test AT T7 This test generates...

Страница 211: ...a long period so you know what the line condition has been We will describe these readings and logs as follows Signal to Noise Ratio S N This reading is expressed in 0 1 dB resolution The higher the...

Страница 212: ...tter in the 20 to 300 Hz frequency range in 0 1 degree resolution Frequency Offset FO Frequency offset is expressed in 0 1 Hz resolution It is the difference between the transmitted carrier frequency...

Страница 213: ...line but in the command state use the AT E1 command to have the modem continuously report the line conditions SN RX RG RT FG and FR This provides a convenient way of monitoring the line Link Status R...

Страница 214: ...modems Chars Sent Characters sent from the DTE to the modem for transmission Chars Received Characters received by the modem from the line and sent to the DTE Octets Sent Data bytes sent to the remot...

Страница 215: ...Trip Delay Round trip delay between modems in T 1 2400 sec units Normally should be in the range of 0 100 A satellite link will introduce a delay of about 1300 T Xmitter Underrun Number of times the...

Страница 216: ...he V32b LED will also flash in leased line modem connections when one modem is trying to handshake but the other modem is not turned on Handshaking And Retrain Indicator On the LED model the V34 LED a...

Страница 217: ...roblem More information on this feature is found in chapter 10 Disabling Compression May Yield Faster Transfers Using MNP5 data compression on files which are already compressed ZIP LZH SIT ZOO TAR an...

Страница 218: ...l tone This is done by setting ATS41 4 1 Now the modem can initiate a dialing sequence without having detected a dial tone Let the modem dial the outside line code which provides the regular dial tone...

Страница 219: ...ons only 1 Start the terminal program It usually resides in the Applications folder 2 Type AT from your keyboard and press the ENTER or RETURN key You should see the characters you just typed in the t...

Страница 220: ...he menu Phone The modem will start the con nection attempt In the terminal window you will see the commands sent to the modem and its responses 10 If the connection is successfully established follow...

Страница 221: ...ial high speed PC modem communication advantage when working with a 2864 series modem Serial Cable Most PCs are equipped with more than one serial port Standard cables are readily available from many...

Страница 222: ...nd software allow this Refer to the ZyXEL Serial Parallel I O Adapter Card section in this chapter for information about high speed connections Hardware Hints The serial port is driven by interrupts E...

Страница 223: ...s modem s serial port This solves high speed communication problems in Windows and other multi tasking systems The serial port has a 32 byte transmission and a 32 byte receival FIFO to increase any co...

Страница 224: ...21 4...

Страница 225: ...De pending on your kind of Unix the cable and software used you may have to disa ble carrier detection using AT C0 Unix system files If you wish to use your modem for dial out connections you only ne...

Страница 226: ...gle entry Software Tips In order to use your ZyXEL modem from a terminal screen or an X Windows ap plication you need a program such as minicom or seyon respectively If you wish to make use of the ZyX...

Страница 227: ...els is provided as a 9 pin connector similar to that of a PC We will not discuss it here The serial port on all other Macintosh models is a Mini 8 connector Apple Macintosh Particularities The Apple M...

Страница 228: ...ou should not lock the serial port at more than 19200 bps if you do not dedicate your Macintosh computer to data transfer However if you own a Quadra or a Mac IIfx you may be able to use multi tasking...

Страница 229: ...t the fax software does not interfere with other programs using the serial ports If the modem is turned off when you start your Macintosh with the line manager activated the computer may seem to idle...

Страница 230: ...23 4...

Страница 231: ...e needed for truely reliable communication On the Atari ST the port is a male 25 pin connector On the other models it is a male 9 pin connector To connect an Atari to your modem you need a 9 wire cabl...

Страница 232: ...and Serial1 are disconnected If no LAN is connected these ports allow high data rates The LAN port available on some of the Atari models is currently not supported by the system software Software Tips...

Страница 233: ...s use of the ZyXEL voice features Make sure you use version 2 20 or later Earlier versions are incompatible with the current ZyXEL firmware The format of Connect voice data files is not compatible wit...

Страница 234: ...24 4...

Страница 235: ...need a gender changer to fit the plug into the socket Under no circumstances should any other pin be connected than those described in the table below De pending on the model of your Amiga computer y...

Страница 236: ...refore you should lock the serial port but do not lock it to baud rates higher than 38400 bps on the low end models To lock the baud rate on the modem use the command AT B1 If you are still using a Ki...

Страница 237: ...dditional bits start bit parity bit and stop bit There are variable idle times be tween characters AT command The commands used with an intelligent modem Every command line is started with the AT pref...

Страница 238: ...A calling fax machine sends this tone before connecting to quickly establish a fax connection A data modem may also have a data calling tone Command mode In command mode a modem accepts commands from...

Страница 239: ...rinter modem or other peripheral devices You will not find any DIP switches in ZyXEL modems ZyXEL modems let you perform all settings from the front panel or through command sequences DLE Name of an A...

Страница 240: ...y or may not be available Flash See Hook Flash Flow control Method to stop and start the data flow to avoid loss of data Front panel The front panel on the ZyXEL modems consists of LED indicators and...

Страница 241: ...nk Access Procedure for Modems a protocol which controls the hand shake between two modems Layer protocol A standard of the ISO International Standards Organization which defines everything regarding...

Страница 242: ...basically specialized computers Protocol file transfer Many protocols have been developed to ensure reliable data transfer at maximum speed among them Xmodem Ymodem Zmodem and Ker mit With modern mode...

Страница 243: ...established Speech digitalization Changing spoken sound into digital data which can be pro cessed and saved by a computer S register Abbreviation of status register The currently used parameters are...

Страница 244: ...ternal buffer usually allow higher transfer rates V The ITU TSS V standards describe data transfer via telephone lines Western jack Telephone wall outlet connector used in the USA and other countries...

Страница 245: ...d RTS 5 106 CB Clear To Send CTS 6 107 CC Data Set Ready DSR 7 102 AB Signal Ground GND 8 109 CF Data Carrier Detected DCD 15 114 DB Transmit Clock Signal source DCE 17 115 DD Synchronous Receive Cloc...

Страница 246: ...A 2...

Страница 247: ...on in the modem For the rack mount model the line terminals are located on the backplane of the rack chas sis The model 2864L also features a leased line jack This jack is an 8 pin JM8 type jack The s...

Страница 248: ...B 2...

Страница 249: ...NLG Acknowledge signal data has been received by the printer and the printer is ready to accept further data 11 BUSY Busy signal printer is not ready to receive data 12 PE Paper end 13 SLCT Printer is...

Страница 250: ...the direction of the signal flow When the 2864 ISDN or modem s parallel port is connected to a PC par allel port it emulates the printer side when the ISDN modem s par allel port is connected to a pr...

Страница 251: ...es incoming call CIC CIC Accepts incoming call CFI CFI XX Call failure indication ET Engaged Tone NS Number is not stored RT RING Tone AB Abort Call NT Answer Tone is not detected INC INC Incoming cal...

Страница 252: ...D 2...

Страница 253: ...0x08 BS CTRL H Backspace 011 9 0x09 HT CTRL I Horizontal TAB 012 10 0x0A LF CTRL J Line feed 013 11 0x0B VT CTRL K Vertical TAB 014 12 0x0C FF CTRL L Form feed 015 13 0x0D CR CTRL M Carriage Return 01...

Страница 254: ...l interface between synchronous data networks X 87 Basic standards and methods for the realization of international features for users and of network features in public data networks X 200 X 244 Open...

Страница 255: ...etworks V 32 Duplex modem family with up to 9600 bps for public telephone networks and leased lines V 32bis Duplex modem family with up to 14400 bps for public telephone networks and leased lines V 34...

Страница 256: ...E 4...

Страница 257: ...ive settings 19 1 adapter cable 14 6 adapter card 21 3 address iii ADPCM 2 9 16 1 24 2 AFE 10 3 America 2 5 Amiga 25 1 AMPS 14 1 AND 8 2 ANS ORG 11 3 answer 5 5 8 18 9 12 reverse 8 17 answer process 1...

Страница 258: ...Canadian User Information vii car battery 14 1 carriage return character 8 3 carrier 8 10 9 6 9 10 carrier detect 3 3 carrier loss counter 18 6 carrier loss wait 8 4 carrier presence 8 4 carrier wait...

Страница 259: ...connect message fax 15 15 connection 20 2 cable 3 5 computer 3 5 first 20 2 ISDN 3 7 phone line 3 6 power 3 5 printer 3 5 connection mode 8 7 contents of package 1 7 control 2 4 control panel 8 13 con...

Страница 260: ...2 6 fax 15 7 error code 18 1 error control 3 2 6 11 8 10 9 7 9 10 10 1 10 4 18 10 error correction 15 5 error correction protocol 2 6 8 12 error detection 10 1 escape sequence 8 19 escape sequence cha...

Страница 261: ...plex 11 2 hand off 14 1 handshake 8 5 9 11 indicator 18 10 handshaking 12 3 handshaking mode 6 6 6 10 handshaking signal 8 22 hang up 9 2 hardware handshaking 23 1 Hayes 2 5 help 9 6 hexadecimal 8 4 h...

Страница 262: ...ual sections 1 2 manual dial 5 5 manual structure 1 2 manufacturer info 8 5 MaxFax 23 3 memory 4 3 menu tree 5 1 6 1 menu tree structure 5 2 message format 13 4 message recording 16 20 microphone 4 3...

Страница 263: ...time limit 13 2 password protection 8 15 password table 9 12 pause 8 4 PC 21 1 PC card 21 1 PCP 4 1 permissible setting 16 8 phase jitter 18 6 phone jack 6 9 8 13 9 6 B 1 phone number pointer 8 13 pla...

Страница 264: ...9 2 9 3 15 16 result code format 8 11 resync symbol 16 20 retrain 8 12 18 6 retraining 18 10 reverse answer 8 17 reverse dial 8 7 reverse V 23 8 20 ring 8 3 13 6 distinctive 2 9 extended distinctive...

Страница 265: ...Sr b n 8 1 Sr n 8 1 Sr 8 1 S register 6 2 8 1 9 3 SREJ 8 15 STalker 24 2 stand alone fax 15 21 standard 2 3 voice mode 16 2 status fax 15 7 status register 8 1 modify 6 2 status report 9 2 15 15 link...

Страница 266: ...nd set 2 6 6 3 V 42 2 7 10 1 V 42bis 2 7 10 2 V0 15 16 Vn 8 11 value string 16 9 ventilation 3 1 vertical resolution 15 4 view password table 9 12 view setting 9 9 voice AT command 16 8 voice call 16...

Страница 267: ......

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