ZyXEL U-336S User Manual

U-336S and U-336SA User’s Manual Version 3.0 ZyXEL TOTAL INTERNET ACCESS SOLUTION

x Auto-Answer and Hook Controls 16 Quick Tips when issuing AT Commands 17 Modem Result Codes 19 Viewing S Register Values 19 Changing S Register Value

86 Fax Operation automatically, handshakes the multi-page procedure with the remote facsimile and sends the next page. The following flow control sig

Fax Operation 87 • Add these commands to the init string: X7#B1+FCLASS=6 • Change the connection message to: 300 CONNECT 4800 CONNECT 4800 1200

88 AT Command Set Summaries 8 AT Command Set Summaries Basic AT Command Set Command Options Function & Description Ref. A/ Re-execute the l

AT Command Set Summaries 89 Command Options Function & Description Ref. 0-9, #, * Digits for dialing P Pulse dialing S23.1 T Ton dia

90 AT Command Set Summaries Command Options Function & Description Ref. I1 Display product information and ROM checksum I2 Display modem

AT Command Set Summaries 91 Command Options Function & Description Ref. T Ton dial S23.1 UPX Download firmware to the Flash EPROM by usi

92 AT Command Set Summaries Blocks Resent 0 Max Outstanding 0 Max Block Size 0 Retrains Requested 0 Link Duration 0 Retrains Granted 0 FRN R

AT Command Set Summaries 93 Output Parameter Output Value Description Blocks Resent Number of blocks resent due to remote modem request. (If there w

94 AT Command Set Summaries Output Parameter Output Value Description Break Time-out DTR Dropped Carrier Lost 1 (No handshaking response) Securi

AT Command Set Summaries 95 Command Options Function & Description Ref. &D3 Same as &D2 but DTR OFF causes the modem to hang up and

xi Dialing a Number 33 Manual Dial 34 Repeat Last Dial 35 Auto Answer 35 Dialing Messages 36 Panel Lock 41 V.25bis Command Set 42 Clock Options 43 RTS

96 AT Command Set Summaries Command Options Function & Description Ref. selection &M0 * Asynchronous mode with data buffering &M

AT Command Set Summaries 97 Command Options Function & Description Ref. leased lines only) &N9 V.27bis 4800 (models with 4-wire leased l

98 AT Command Set Summaries Command Options Function & Description Ref. &N44 CELL 9600 &N45 CELL 7200 &N46 CELL 4800T

AT Command Set Summaries 99 Command Options Function & Description Ref. TSS). (See also S41.5, S44.4) &Tn Modem testing. S16 &T0

100 AT Command Set Summaries Command Options Function & Description Ref. &X1 Terminal provides synchronous transmit clock signal (Extern

AT Command Set Summaries 101 Command Options Function & Description Ref. directory location n. *D0 * (See also S35.4 and S38.0) *En Mo

102 AT Command Set Summaries Command Options Function & Description Ref. *In Command set selection S17.6-7 *I0 * AT command set *I

AT Command Set Summaries 103 Command Options Function & Description Ref. *V View the Password table *Wab Write local configuration profi

104 AT Command Set Summaries

Status Registers & Result Codes 105 9 Status Registers & Result Codes S-Register Descriptions In most bit-mapped S-registers, the default bi

xii Extended Distinctive Ring (EDR) 59 Setting Up EDR 60 EDR Application Example 61 7 Fax Operation 64 Fax Basics 64 Modem as Fax Machine 65 ITU-T T.

106 Status Registers & Result Codes Command Function & Description +Ref. register also sets the time-out interval for the “W” dial modifier

Status Registers & Result Codes 107 Command bit dec hex Function and description Ref. 1 0 0 Grant Remote Digital Loop-back test request

108 Status Registers & Result Codes Command bit dec hex Function and description Ref. power on 64 40 Profile 2 as active settings afte

Status Registers & Result Codes 109 Command bit dec hex Function and description Ref. accepted) S18= dec hex Force modem to fix baud ra

110 Status Registers & Result Codes Command bit dec hex Function and description Ref. 17 11 153600 bps 18 12 102400 bps

Status Registers & Result Codes 111 Command bit dec hex Function and description Ref. 16 10 CD tracks presence of data carrier (see al

112 Status Registers & Result Codes Command bit dec hex Function and description Ref. 24 18 ATX3 X3 32 20 ATX4 X4 40

Status Registers & Result Codes 113 Command bit dec hex Function and description Ref. command) S27= bit dec hex Bit mapped register

114 Status Registers & Result Codes Command bit dec hex Function and description Ref. 1 1 Multiple phone/modem line, RJ12/RJ13 phone j

Status Registers & Result Codes 115 Command bit dec hex Function and description Ref. 0 1 1 Use CELL 4800T trells coded 4800 for V.32 4

xiii Connect Strings for Error Corrected Connections 127 10 Diagnostics & Troubleshooting 128 Diagnostics 128 Power-On Self Test 128 Resetting The

116 Status Registers & Result Codes Command bit dec hex Function and description Ref. 1 1 Grant remote request for configuration *F1

Status Registers & Result Codes 117 Command bit dec hex Function and description Ref. number S29 3 8 8 DCD ON/OFF sequence follows UNI

118 Status Registers & Result Codes Command bit dec hex Function and description Ref. 6 64 Enables type 4 ring detection S41= bit

Status Registers & Result Codes 119 Command bit dec hex Function and description Ref. 0.5 seconds at carrier loss S43= bit dec hex Bit m

120 Status Registers & Result Codes Command bit dec hex Function and description Ref. speed fixed at 9600 if link speed is 7200, DTE speed f

Status Registers & Result Codes 121 Command bit dec hex Function and description Ref. times out. 2 4 4 Enable data calling tone (CNG) s

122 Status Registers & Result Codes Command bit dec hex Function and description Ref. reaches the preset value. Set value ‘0’ to disable thi

Status Registers & Result Codes 123 Command bit dec hex Function and description Ref. 0 0 -43 dBm (Default) 8 8 -33 dBm

124 Status Registers & Result Codes Bit S-register bit number, 'b', used in 'ATSr.b=n' and 'ATSr.b=?' dec Decimal

Status Registers & Result Codes 125 ATV0 ATV1 X0 X1 X2 X3 X4 X5 X6 X7 16 CONNECT 12000 % % % % @ $ # 17 CONNECT 14400 % % % % @

126 Status Registers & Result Codes ** When more than one type of Distinctive Ring is turned on (S40b3-6) ‘RING n’ will be reported, n=Ring Type

Status Registers & Result Codes 127 Connect Strings for Error Corrected Connections To enable the following numerical (ATV0) and verbose (ATV1) r

128 Diagnostics & Troubleshooting 10 Diagnostics & Troubleshooting Diagnostics The U-336S/SA is equipped with several diagnostic capabilitie

Diagnostics & Troubleshooting 129 code checksum, DSP RAM memory, EEPROM, digital circuits, and the analog circuit calibrations. Results of the po

130 Diagnostics & Troubleshooting temporary power-on reset problem and will not affect modem operation. Loopback Tests The Analog Loopback Test,

Diagnostics & Troubleshooting 131 Local Digital Loopback Test (AT&T3) This test will loopback the digital form data demodulated from the rece

132 Diagnostics & Troubleshooting Indicator Lights Retransmission Indicator In the error control mode, an error occurring in the link will cause

Diagnostics & Troubleshooting 133 measuring the distance between the demodulated signal point and the ideal signal point. For V.32/V.32bis, the m

134 Diagnostics & Troubleshooting Retrain Granted (RTG) The count of the granting of the remote modem's retrain requests. Each request is an

Diagnostics & Troubleshooting 135 Trouble Shooting Your modem is designed to provide years of ultra high speed satisfaction. In the unlikely even

Introduction 1 1 Introduction Congratulations on the purchase of your U-336S/SA modem - one of ZyXEL's premier high-performance products. The U

136 Diagnostics & Troubleshooting 3. You may have typed the commands when your modem was in data state instead of the command state. To switch f

Diagnostics & Troubleshooting 137 Solutions 1. Make sure the DTR LED is ON. If it is OFF, make sure your communications software is using the sa

138 Diagnostics & Troubleshooting 3. Check that the DTR LED is ON, and that the AA LED flickers with each incoming ring. If the LEDs do not resp

Diagnostics & Troubleshooting 139 Solutions 1. Your modem and communications software may be configured for different flow control methods. Be s

140 Upgrading Your Modem 11 Upgrading Your Modem Upgrading by Flash EPROM 1. Obtain the new firmware by downloading from the ZyXEL BBS, WWW or FTP

Upgrading Your Modem 141 Kernel Recovery Mode Your modem is equipped with ZyXEL’s exclusive Kernel Recovery Mode. This unique feature enables quick r

142 Connector Pinouts 12 Connector Pinouts Phone Jack Pinouts The ZyXEL U-336S/SA modem features two RJ-11 phone jacks, one for 2-wire dial-up and 2

Connector Pinouts 143 Signal Pin ITU-TSS Signal Name EIA Signal Name Pin/Signal Description Direction DTE-DCE (CTS). 6 107 CC Data Set Ready (DS

144 Connector Pinouts Macintosh Serial Port Pinouts The following table shows the wiring of a modem Macintosh hardware handshaking cable: Mac Din 8 M

Connector Pinouts 145

2 Introduction • One AC power adapter (external model) for U336S modem only. • Available AC wall outlet. • Telephone line from your telephone comp

146 Index 13 Index AT commands, 4, 13, 14, 15, 16, 18, 20, 27, 43, 50, 63, 80, 84, 127, 131, 132, 138 Combining, 16 Quick Tips, 16 ATI2 Output, 90 A

2 Index Panel Lock, 40 PC Serial Port Pinouts, 139 Phone Jack Pinouts, 139 Phone Numbers, 20, 21 Dialing stored, 21 Storage, 20 power adapter, 10 Pow

Introduction 3 • Extended AT command set with V.25bis. • Operates on 2-wire dial-up or 2-wire leased line. Intelligent Features • Automatic data a

4 Introduction • ZyXEL exclusive Kernel Recovery Mode for no hassle recovery from failed flash uploads - no factory repairs. Fax Compatibility • EI

Introduction 5 • Audio Monitor: programmable volume control.

ii ZyXEL Limited Warranty ZyXEL warrants to the original end user (purchaser) that this product is free from any defects in materials or workmanship

6 Introduction

Installation 7 2 Installation This chapter describes the panel function and installation procedure for the U-336S/SA. A shielded RS-232 cable is req

8 Installation Figure 2-2 U-336SA Front Panel Front Panel LEDs PWR Power ON indicator, loghts up when your modem is turned ON. OH Off-Hook indicat

Installation 9 CTS DTE mode: Clear To Send indicator; lights up when modem can accept data for transmission. It indicates the signal status of RS232

10 Installation Power switch, turns the modem ON or OFF. • POWER JACK Input terminal for power. Use the supplied AC adapter for U-336S model. Fo

Installation 11 Figure 2-5 U-336S Modem Connections For the U-336SA you don’t need an AC adapter. Use the supplied power cord to connect your modem

12 Installation conveniently stored in user selectable non-volatile memories and can be recalled as often as needed. Powering Up Once your modem’s po

Basic Modem Operation 13 3 Basic Modem Operation This chapter covers the basic commands and techniques involved in modem operation. In many cases, t

14 Basic Modem Operation Using the Windows 95 Hyper Terminal Program In order to issue an AT command statement, you first need to run a communication

Basic Modem Operation 15 You are now ready to start entering AT commands. In the terminal window, type: AT<Enter> Your modem responds OK This c

iii desires some other return destination beyond the U.S. borders, the customer shall bear the cost of the return shipment. This warranty gives you sp

16 Basic Modem Operation Tone and Pulse Dialing: ATDP 555 1212 WT 24 Dialing Through a PBX: ATDT 9 W 555 1212 ONOTE: THE 'W' IN THE DIAL

Basic Modem Operation 17 Quick Tips when issuing AT Commands • The ENTER or RETURN key must be pressed to execute a command. • Multiple AT commands

18 Basic Modem Operation There are a few basic commands that do not require the “AT” command prefix. These are as follows: Command Description A/ R

Basic Modem Operation 19 Modem Result Codes When you execute or try to execute an AT command, your modem sends a result code to let you know whether

20 Basic Modem Operation You can use the Sr? command to view the value of S-register ‘r’. For example, to view the value of S-register S0, which cont

Basic Modem Operation 21 Storing Phone Numbers The AT command to store a phone number is in the format AT&Zs=n. The ‘s’ is a number from 0 to 49

22 Basic Modem Operation AT&Vn Views the settings in profile (n-1); n=0 to 5; n=0 views current settings. AT&Wn Stores the current setting

Basic Modem Operation 23 on your PC, be sure to enable the disk cache by including SMARTDRV execution in your AUTOEXEC batch file. Default Modem Sett

24 Basic Modem Operation tasking systems. The serial port has a 32-byte transmission and a 32-byte receival FIFO to increase communication program ef

Basic Modem Operation 25 any program which runs on your Macintosh. At the same time it allows automatic fax receiving. This program includes powerful

iv limits are designed to provide reasonable protection against harmful interference in a commercial environment. This equipment generates, uses, and

26 Basic Modem Operation Unix Software Tips In order to use your ZyXEL modem from a terminal or an X-Windows application, you need a program such as

Basic Modem Operation 27

28 LCD Panel Operation 4 LCD Panel Operation This chapter explains how to place and receive calls using the U-336S/SA front panel. An introduction t

LCD Panel Operation 29 computer/terminal or any key pad operation from the front panel. On the LCD screen, there are four on-screen buttons: D Diali

30 LCD Panel Operation menu selection and is used to access the previous menu. The up arrow key also serves as a quit command when you want to stop t

LCD Panel Operation 31 Double Arrows on The Screen In some menu screens, you will see double left arrows (<<) or double right arrows (>>)

32 LCD Panel Operation Dial Memory The first menu in the dialing directory is DIAL MEMORY. Pressing the ENTER key will display the following screen:

LCD Panel Operation 33 Equivalent AT Commands: AT&Z? View all stored phone numbers. AT&Zn=1234567 Store phone number in memory location n (n

34 LCD Panel Operation Equivalent AT Commands: ATD1234567 Dial phone number. Manual Dial Use of a telephone set to make a call, in which case an an

LCD Panel Operation 35 operation will reinitiate the modem handshaking and enable data communication. Equivalent AT Commands: +++ Escape sequence co

v company. The equipment must also be installed using an acceptable method of connection. In some cases, the company’s inside wiring associated with a

36 LCD Panel Operation Dialing Messages Dialing will cause the following screen to be displayed on the LCD: DIALING ... 1234567

LCD Panel Operation 37 DISCONNECTING... 1234567 The modem will then return to the IDLE STATUS screen. If the first handshaking signal has b

38 LCD Panel Operation On-line Status Screen 1 Status Display Unit/Meaning Link Option V34b V.34bis Line Speed 33600 bps/ TX/RX speed in V-34 E

LCD Panel Operation 39 Status Display Unit Link Layer Status V42b/SREJ Block Size 256 bits Blocks Retransmitted 0 blocks FCS (Frame Check Su

40 LCD Panel Operation Status Display Unit Transmitted Shaping MIN (MAX) Received Shaping MIN (MAX) Transmitted filter index 0~10 Received

LCD Panel Operation 41 Equivalent AT Commands: +++ Escape sequence code; causes a modem to return to command state. Enter the escape sequence while

42 LCD Panel Operation of the non-FSK modes the modem is supplied with. Before synchronous transfers are started, some initial settings should be mad

LCD Panel Operation 43 Syntax Command with Parameters* Description AB Abort Call. NT Answer Tone is not detected. INC INC Incoming call. VAL VA

44 LCD Panel Operation cannot use adaptive rate. SLAVE AT&X2 Recovered receiver clock serves as transmission clock. RTS Options There are two R

LCD Panel Operation 45 Once the modem is connected, the modem will enter synchronous operation. 2. Dial through the computer using V.25bis commands:

vi This product has been approved for connection to the Public Switched Telecommunication Network using interfaces compatible with ITU-TSS recommendat

46 Leased Line Operation 5 Leased Line Operation A leased line is a permanent telephone line connection between two fixed points. It can be dedicate

Leased Line Operation 47 modem can be commanded to either answer the call immediately, or after a specified number of rings. In a leased-line connect

48 Leased Line Operation Terminating a Leased Line Connection A leased line can be terminated two ways: • Going on-line manually. • Turning the pow

Leased Line Operation 49

50 Special Functions 6 Special Functions This chapter describes special features of the U-336S/SA, and offers instructions on how each is used. Secu

Special Functions 51 • With level 2 security, dial back the phone number corresponding to the dial-in password. The line simply disconnects if the

52 Special Functions ******** OK The command AT*Hn will modify the nth user password. You will be prompted to enter the supervisor password first and

Special Functions 53 Remote Configuration Remote configuration on the U-336S/SA is provided as a profile by profile batch mode. When on-line, the rem

54 Special Functions The remote profile read and write commands - *Rab and *Wab - only work in the on-line condition. The connection speed and mode d

Special Functions 55 There are two kinds of caller information message formats sent by the phone company. • One is the single message format which i

vii • Sales inquiries: [email protected] in North America [email protected] outside North America. • Technical support: [email protected] in North Am

56 Special Functions CALLER NUMBER: 7135551414 or CALLER NAME: Brent Harper RING In the multiple message format, if the caller’s number and name are

Special Functions 57 Setting S48.0=1 will cause the modem to report CND information in its ASCII coded hexadecimal raw data format. The DTE software

58 Special Functions part (cadence) of the ring. Your modem can distinguish up to four types of ring signals and can be commanded to answer or not an

Special Functions 59 Extended Distinctive Ring (EDR) Extended Distinctive Ring (EDR) is a special feature designed for single telephone line home use

60 Special Functions report RING to the software immediately. The software application can then issue commands to answer the call and receive the fax

Special Functions 61 Bits Bin. Dec. Description 11 3 Report RING six times. EDR detection (either CNG or DTMF tones) will be disabled once de

62 Special Functions 2. Set S51.0=1 to enable EDR and report RING twice. The modem will not report a normal RING and ZFAX will not answer a call unl

Special Functions 63

64 Fax Operation 7 Fax Operation The U-336S/SA can be used as a fax machine. In the sections below, we will describe how the modem works as a fax ma

Fax Operation 65 machine or such business, or entity, or individual. In order to program this information into the fax function of your modem, please

viii

66 Fax Operation You modem allows for fax speeds up to 14400 bps when transmitting to a fax machine which complies with the V.17 fax standard. Speeds

Fax Operation 67 Several revisions of the class 2 standard exist. Implementations conforming to different revisions may not work together. A formally

68 Fax Operation Value Modulation Speed Requirements 3 V.21 ch. 2 300 required for FTH & FRH +FTH and +FRH support value 3 (V.21 ch. 2 / 3

Fax Operation 69 Command Value Description +FBADLIN= <value> 0-255 Bad line threshold (number of consecutive bad lines for a bad page parame

70 Fax Operation Command Value Description vr=1 Vertical resolution: Fine; 196 lpi. br=0 Bit rate: 2400 bit/s; V.27ter. br=1 Bit rate: 480

Fax Operation 71 Command Value Description +FDCS=vr,br,wd,ln,df,ec,bf,st Current session parameter; refer to +FDCC command. +FDIS=vr,br,wd,ln,df

72 Fax Operation Command Value Description +FMFR? Request DCE manufacturer . +FMINSP=n Minimum phase C speed parameter: n=0 2400 bps. n=

Fax Operation 73 Command Value Description n=1 Enable polling. All other +F commands are not supported, but the modem will respond OK. In many c

74 Fax Operation Response Value Function and Description +FNSF:"HEX string" Report the non-standard facilities frame response. +FNSS:&quo

Fax Operation 75 Command Value Description mode for phase C data. +FBS? Buffer size parameter; read only. +FCC=vr,br,wd,ln,df,ec,bf,st DCE cap

ix Contents ZyXEL Limited Warranty ii FCC Part 15 Information iii Information for Canadian Users iv Contacting ZyXEL vi 1 Introduction 1 Required Equ

76 Fax Operation Command Value Description document reception +FDT Transmit phase C data command: releases the DCE to proceed with negotiation

Fax Operation 77 Command Value Description +FMI? Request DCE manufacturer identification. +FMM? Request DCE model identification. +FMR? Re

78 Fax Operation Command Value Description +FNS="string" Non-standard byte string parameter. "string": string of hexadecimal

Fax Operation 79 Command Value Description n=0 Disable polling. n=1 Enable polling. Class 2.0 Command Responses Response Value Function and

80 Fax Operation Response Value Function and Description hsc= 70-8F Receive phase B hang up codes. Refer to TIA-592 for details. hsc= 90-9F Rec

Fax Operation 81 Response Value Function and Description buffer overflow and report them: lc: line count blc: bad line count cblc: maximum consecut

82 Fax Operation Mode Setting Command Function #F Set the modem into V17G3 FAX mode same function as the extended AT command AT&N32. #B0 Set f

Fax Operation 83 Command Function #T1 Set to two dimensional coding scheme. #R0 Set recording width: 1728 picture elements along a scan line lengt

84 Fax Operation Status Report Result Codes When the U-336S/SA is in fax mode, each ATD or ATA command will make the modem try to establish a fax con

Fax Operation 85 After each fax disconnection, the following result code is sent back to the DTE: DISCONNECTnP<string> This result code informs