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AUGUST 2000
MD1640A
MD1641A
Series II Modem 336
Series II Modem 336+
CUSTOMER Order toll-free in the U.S.: Call 7877-877-BBOX (outside the U.S. call 724-746-5500)
SUPPORT FREE technical support 24 hours a day, 7 days a week: Call 724-746-5500 or fax 724-746-0746
Mailing address: Black Box Corporation, 1000 Park Drive, Lawrence, PA 15055-1018
INFORMATION
Web site: www.blackbox.com • Email: info@blackbox.com
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Series II Modems 336 and 336+ Series II Intelligent Data/Fax Modems Model 336 (Product Code MD1641A) Model 336+ (Product Code MD1640A) User Guide
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SERIES II INTELLIGENT DATA/FAX MODEMS DISCLAIMER This publication may not be reproduced, in whole or in part, without prior expressed written permission from the manufacturer. The manufacturer makes no representations or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose. The manufacturer reserves the right to revise this publication and to make changes from time to time in the content hereof w
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Table of Contents Contents Chapter 1 - Introduction and Description 1.1 Introduction............................................................................7 1.2 How To Use This Manual ......................................................7 1.3 What is in Your Modem Package? ......................................10 1.4 Modem Features ..................................................................10 1.5 Fax Features ..........................................................................
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SERIES II INTELLIGENT DATA/FAX MODEMS 3.7 When to Disable Data Compression ..................................33 3.7.1 Disabling Error Correction ..........................................34 Chapter 4 - Manual Dial and Automatic Answer 4.1 Introduction ........................................................................35 4.2 Dialing/On-Line/Answering ..............................................35 4.3 Auto. Leased Line Restoral Operation (336+ Only) ........37 4.4 Manual Dial Backup Call Te
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Table of Contents 5.4.12 Immediate Action Commands ....................................85 5.4.13 Line Probe Commands ................................................90 Chapter 6 - S-Registers 6.1 Introduction..........................................................................92 6.2 Reading and Assigning S-Register Values ..........................102 6.2.1 Examples of Assigning Values ......................................102 6.2.2 Examples of Reading Values ...............................
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SERIES II INTELLIGENT DATA/FAX MODEMS 8.8 Digital Loopback Test (Local/Manual) (Sync Mode) ......124 8.9 Digital Loopback Test (Remote/Auto.) (Sync Mode) ......125 Chapter 9 - DIP-Switch Settings 9.1 Introduction..........................................................................127 9.2 DIP-Switch Option Settings ................................................128 9.3 Speaker Volume Control ....................................................136 9.4 Recording Option Configurations.........
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CHAPTER 1: Introduction and Description 1. Introduction and Description 1.1 Introduction Welcome to the world of data communications. You have acquired one of the finest intelligent desktop data/fax modems available today, a Series II Modem from Black Box. Your Series II Modem provides data communication at 33,600-14,400 bps (Enhanced V.34/V.32bis), as well as other prevalent datacomm standards. The Modem supports adaptive ® protocol enhancing used in typical Unix batch file transfers and ® ®
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SERIES II INTELLIGENT DATA/FAX MODEMS Chapter 2 - Installation and Connection Chapter 2 covers the procedure for connecting the Series II Modem to your computer and to the phone line. Details are given, supported by illustrations on the Modem's back panel connections as a guide to install your Modem to the point of operation. Chapter 3 - Software Configuration Chapter 3 documents communication software configuration recommended specifically for the Series II Modem. There is also some discussion
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CHAPTER 1: Introduction and Description Chapter 7 - Callback and Remote Configuration Chapter 7 documents instructions on how to operate the Series II Modem's Callback and Remote Configuration features; and the usage of LOGIN Passwords, Set-Up Passwords and Remote Escape Characters as network management tools. Chapter 8 - Testing Your Modem This Chapter covers the modem's built-in test features. These are: Power-on Self Test, Back-To-Back Test, Local Analog Loopback, Digital Loopback and Remote
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SERIES II INTELLIGENT DATA/FAX MODEMS 1.3 What is in Your Modem Package? Your Series II Modem is made up of many components. Make sure you have them all before trying to operate your modem. Your package should include: • The Series II Modem itself • AC Power Transformer • (2) RJ-11 to RJ-11 telephone cords • This Owner’s Manual • 336+ (MD1640A) only: (1) RJ-11 to spade lugs leased-line cable If any of these items are missing, please contact Black Box. 1.4 Modem Features Your Series II Modem me
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CHAPTER 1: Introduction and Description Your Series II Modem offers interactive automatic dialing, as well as Command Mode option configuration. You may store up to ten command line/telephone numbers, of up to 60 characters each, in the modem’s nonvolatile memory. The modem pulse or tone dials, and recognizes dial tones and busy signals for reliable call-progress detection. The modem can detect AT&T calling card tones. It is FCC-Registered for connection to telephone networks without any Dat
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SERIES II INTELLIGENT DATA/FAX MODEMS 1.6 Technical Specifications Your Series II Modem data/fax modem meets the specifications listed below: Data Rates (modem) 33,600, 31,200, 28,800, 26,400, 24,000, 21,600, 19,200, 16,800, 14,400, 12,000, 9600, 7200, 4800, 2400, 1200, 0-300 bps Data Rates (fax) 14,400, 9600, 7200, 4800 bps Data Format Serial, binary, asynchronous at 0-300, 1200, 2400, 4800, 7200, 9600, 12,000, 14,400, 16,800, 19,200, 21,600, 24,000, 26,400, 28,800, 31,200, 33,600 bps; synchr
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CHAPTER 1: Introduction and Description Mode of Operation Full duplex over both dial-up lines and 2-wire or (336+ [MD1640A] only) 4-wire leased lines; automatic or manual dialing, automatic or manual answer; and (336+ [MD1640A] only) automatic dial backup on separate lines in leased line operation Intelligent Features Fully “AT command” compatible, micropro- cessor controlled remote configuration, EIA extended Automode, adaptive line probing, automatic symbol rate and carrier frequency during st
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SERIES II INTELLIGENT DATA/FAX MODEMS Fax Carrier V.21CH2 (Half Duplex) Frequencies 1650Hz Mark, 1850Hz Space for Transmit Originate 1650Hz Mark, 1850Hz Space for Transmit Answer V.27ter 1800Hz Originate/Answer V.29 QAM 1700Hz Originate/Answer V.17 TCM 1800Hz Originate/Answer Lease Line Restoral 336+ (MD1640A) only: When in dial backup mode, modem attempts leased line restoral periodically (controlled by S-Register S18 setting) Carrier Frequencies 1800 Hz V.32/V.32bis/V.34/Enhanced V.34: 33.6K/3
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CHAPTER 1: Introduction and Description Receiver Sensitivity -43 dBm under worst case conditions AGC Dynamic Range 43 dB Interface EIA RS-232C/ITU V.24 Connectors Both models: (1) DB25 female for RS232C, (1) RJ-11 female for phone hadset, (1) Power inlet; 336+ (MD1640A) model only: (1) RJ-11 female for dialup line, (1) RJ-11 female for 2- or 4-wire leased line; 336 (MD1641A) model only: (1) RJ-11 female for dialup line or 2-wire leased line Diagnostics Power-on Self Test, Local Analog Loop, Loc
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SERIES II INTELLIGENT DATA/FAX MODEMS 1.7 Power Power is supplied through an AC power transformer terminated with a standard two-prong plug. The transformer supplies low voltage AC to the modem, and plugs into any conventional 115 volt AC, 60 Hz, two- prong power outlet. The power transformer supplied with the modem is the only one that should be used. Use of any other transformer could cause damage to the modem. A Power On/Off switch is located on the back of the modem. 1.8 Modem LED Indicat
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CHAPTER 1: Introduction and Description 4) 28,800 bps (28.8). This LED behaves differently depending on your connection: • When the modem is connected at 33,600 bps, it blinks 5 times/sec.; • When the modem is connected at 31,200 bps, it blinks once/sec.; • When the modem is connected at 28,800 bps, it is solidly lit. Note: if the modem falls back to 26.4K bps while in V.34 mode, both the 28.8 and 24.0 LEDs light. 5) 24,000 bps (24.0). This LED is lit when the modem is connected at 24,000 bps.
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SERIES II INTELLIGENT DATA/FAX MODEMS 13) FAX (FX). This LED is lit when the modem is connected in FAX mode. 14) 336+ (MD1640A) only: ERROR (ERR). When this LED is lit, either the leased line is down and the modem is in dial backup mode, or else the self-test has failed. 1.9 Controls on PC Board The Series II Modem is designed on a single printed circuit (PC) board. This board contains one 16-position DIP-Switch (numbered 1-16). The DIP-Switches are accessible through a cut-out on the side of t
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CHAPTER 2: Installation and Connection 2. Installation and Connection 2.1 Safety Warnings 1. Never install telephone wiring during a lightning storm. 2. Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations. 3. Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface. 4. Use caution when installing or modifying telephone lines. 5. Avoid using a telephone (other than a cord
