Digi SYNC/570i Manuel d'utilisateur

Digi International, Inc.11001 Bren Road E.Minnetonka, MN 55343(612) 912-3444Digi International GmbHDomkloster 150667 KölnGermany+49 221 920-520USER’S

The Digi SYNC/570i-56 is a high-performance expansion board for ISA or Micro Channel computers. This two port cardincludes an integrated CSU/ DSU func

24mA @ -12 VDC ± 5%Operating Temperature: 10-55° CRelative Humidity: 5-90%, noncondensingAltitude: 0 to 12,000 feetCompliance: AT&T Technical Publ

After opening the shipping box, check the contents.WARNINGLeave the board in its protective anti-static bag until installation. When installing or rem

Step 1. Set Up the Main BoardBefore installing the SYNC/570i-56 in an ISA system, you must set the I/O address.NOTEIf you are installing the SYNC/570

Commonly Used I/O Address SYNC/570i-56 Switch Settings

Step 2. Set Up DaughterboardThere are two configuration options that you must set properly on the daughterboard: • Interface port set via two bl

Digi International is a registered trademark of Digi International Inc. The Digi logo is a trademark of Digi International Inc. All otherbrand and pro

b. Pull the daughterboard from the motherboard. (There is one connector holding the daughterboard. Do not use atwisting motion.)c. Install the jumper

CSU/DSU Powerup ConfigurationThe DIP switch, that configures the initial powerup of the CSU/DSU, can be changed with the daughterboard connected tothe

Step 3. Install In ComputerWARNINGTurn off power to your computer and disconnect the power cord. Inserting a board into the system with power applied

Step 4. Configure the Micro Channel SYNC/570i-56NOTESkip this step if you have an ISA card.Configure the SYNC/570i-56 through your computer’s Micro Ch

Step 5. Other ISA Card Set-up OptionsThe memory address and interrupt line (IRQ) are software configurable via either your operating system or an inst

The diagnostics diskette in conjunction with the loopback connector is designed to verify correct installation. Make a copyof this disk and store the

The diagnostics program also tests the ability of the card to generate interrupts by way of internal data loopbacks. Ittests all found ports. For exam

If the diagnostics are successful, connect the appropriate interface cables. The SYNC/570i-56 provides two ports: • Switched 56K/DDS Telco interfa

A Note Concerning Radio and Telephone Network InterferenceFCC Part 15 RequirementsThe ISA SYNC/570i-56 has been tested and found to comply with the li

The cable included in the SYNC/570i-56 EIA-232 package has a DB-25 male connector on the board end, and a DB-25male connector on the peripheral end. T

The cable included in the SYNC/570i-56 V.35 package has a DB-25 male connector on the board end, and a V.35 maleconnector on the peripheral end. The p

WARNINGMake sure your computer is turned off before installing or removing boards. When installing or removing boards, always useadequate precautions

Improper GroundingMake sure that every component in your system is properly grounded. Differences in ground potential between yourcomputer and termina

If You Must Return a BoardSometimes our boards do have problems and have to be returned for service. In this case, you’ll need to call us for an RMAnu

Electrical Surge and Power ProtectionLightning, electrical surges, and power fluctuations can damage your equipment and/or data through the power line

Make sure that you are working in a static-controlled area which includes at least a conductive benchtop mat or chair matthat is electrically connecte

The following configurations are controlled by AT commands:Mode : Switched / LeasedRate: 56K / 64K Clear ChannelLoopbacks: Local LoopbackRemote Termin

Declaration of Conformity(in accordance with FCC Dockets 96-208 and 95-19)Manufacturer’s Name: Digi InternationalCorporate Headquarters: 11001 Bre

&T3 Remote Terminal (RT) S16&T4 * Enable Remote Loopback (RL) S23&T5 Disable Remote Loopback (RL) S23&T6 Remote Loopback S16&T7 Re

&D DTR controlThis command configures the DTR options.&D or &D0 DTR off: command mode; DTR on: data mode. Answer incoming switched call if

&T7 Initiates RL/TP -Remote Loopback with a DSU/CSU generated 511 test pattern. At the end of thetest an error count is returned to the DTE follow

S0 Auto answer Read/WriteS14 Bit mapped Read onlyS16 Bit mapped Read onlyS21 Bit mapped Read onlyS23 Bit mapped Read onlyS27 Bit mapped Read onlyRegis

Register S16, continued4 RL 0-test disabled &T61-test enabled5 RL/TP 0-test disabled &T71-test enabled6 LL/TP 0-test disabled &T81-test en

S23 register - Bit mapped registerBit Function Value Related command0 RL enable/disable 0-RL disabled &T51-RL enabled &T41 Loss of Rx S

These are the messages that the CSU/DSU sends to the DTE in response to an AT command. Whether a numeric responseor a word response is sent is determi

Use the AT commands to send test patterns through loopback paths in order to test the operation of network components.The TM LED is on during a locall

50000563-0150000564-01Tested To ComplyWith FCC Standards FOR HOME OR OFFICE USE

Local Loopback (LL)Data received from the network passes through the line receiver and loops back through the line driver to the network. TheLL is bil

Remote Loopback (RL)Upon receiving a RL signal from the local CSU/DSU, the remote CSU/DSU enters RT configuration. The local DTE canthen transmit data

address/interrupt conflicts, 25ADF files, 13, 14AT commands, 11, 33, 43, 45AT responses, 43baud rate (inconsistent), 25cables 3, 21, 22, 23, 30connect

FCC Part 68 RequirementsThis equipment complies with Part 68 of the FCC rules. The FCC registration number for this equipment is located on the PC car

CanadaThis equipment complies with part CS03 of the Canadian Department of Communication rules. Digi’s SYNC/570i-56 connects directlyto off-premise Co

1. Introduction....... 1CSU/DSU Features...

1. Switched 56K - Leased Line CSU/DSU daughterboard.......92. Jumper positions for V.35 and EIA-232.........