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Manual
These instructions are customized for the
CNet Modem V.90 56k bps modem (P/N
85862D) contained in the 28i Modem Kit P/N
92766, 124i Modem Kit P/N 92066B, and the
384i and 704i Modem Kit P/N 92366.
The modem connected to the system DCI or LAPB
(called the site modem) should be modem P/N
85862D. The modem connected to your PC (called
the office modem) should be P/N 85862D or an
equivalent modem. This modem supports V.42 Error
Correction. If your office modem accepts command
AT&Q5, it is V.32/V.42 compatible.
You must use your system's Remote Maintenance
program - system programs are not interchangeable.
(Example: You cannot use the 124i Remote
Maintenance program with 384i system.)
i-Series
Remote Modem
Installation Instructions
Part No. 92600MDM11
November 2001
Printed in U.S.A. (2106)
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Summary of Contents for NEC 28i
- Page 1 These instructions are customized for the CNet Modem V.90 56k bps modem (P/N 85862D) contained in the 28i Modem Kit P/N 92766, 124i Modem Kit P/N 92066B, and the 384i and 704i Modem Kit P/N 92366. The modem connected to the system DCI or LAPB (called the site modem) should be modem P/N 85862D.
- Page 2 This manual has been developed by NEC America. It is intended for the use of its customers and service personnel, and should be read in its entirety before attempting to install or program the system. Any comments or suggestions for improving this manual would be appreciated.
- Page 3 Connecting to the Site Modem 6. Upload a Test Block Your remote modem connects to a LAPB Module in the system cabinet. The 28i uses the LAPB P/N 92706 and the 124i uses P/N 92008. The LAPB Module is a daughter board that plugs in the CPRU PCB.
- Page 4 If you wish to use your own cables, follow the pin-out information below for the cables and connectors. 92700 - 20 P/N 80893 Brown wire (Pin 1) Mod-8 8-Pin DIN 28i 8-Pin DIN to Mod-8 Connector 124i 8-Pin DIN to Mod-8 Connector...
- Page 5 Remote Modem Installation Instructions 28i/124i 8 x 8 JACK WIRING DB25 WIRING 8 x 8 JACK WIRING DB9 WIRING COLOR COLOR COLOR COLOR BLUE YELLOW BLUE JUMPER TO PIN 6 ORANGE GREEN ORANGE YELLOW BLACK SLATE BLACK GREEN BROWN BLUE AND ORANGE...
- Page 6 Remote Modem Installation Instructions 28i/124i DOS PC Program Only: Enter the site modem INIT string into the Remote Maintenance program: Make sure your modem is properly connected to your computer and functioning correctly. Your modem can only connect to COM1 or COM2.
- Page 7 1. With the system power turned off, pull the CPRU PCB out of the system. With the 124i system, make sure the mode switch on the CPRU is set to the “HOT” position to retain the customer information. The 28i will automatically retain the customer information unless the “COLD” switch is held down during power up.
- Page 8 Remote Modem Installation Instructions 28i/124i Local Connection 1. Using the correct cable configuration (28i=92708-DB9, 124i=92009-DB9), connect the DIN connector on the cable (P/N 80893) to the 8-pin serial (LAPB) connector on the CPRU. 2. Connect the 9-pin adaptor to the opposite end of the cable.
- Page 9 Remote Modem Installation Instructions 28i/124i 3. Test Your Site Modem’s Setup Never leave the site without testing your PC and site modem setup. This will require a second modem (supporting V.42 error correction and a minimum of 9600 baud) and another available ASTU port, outside line or dial tone source. Testing ensures the modems can communicate properly and the system will properly release a connection.
- Page 10 Remote Modem Installation Instructions 28i/124i To test your office modem setup: Never call the site modem without first using the following steps to test your office modem. 1. From the Main Menu, select Communication and press Enter. Select Modem Control and press Enter.
- Page 11 Remote Modem Installation Instructions 28i/124i 3. From the Main Menu, load the data file for the site you are calling: • Select File and Read. • Choose the directory that contains your customer data files and press Enter. • Highlight the customer data file you want to load and press Enter.
- Page 12 Remote Modem Installation Instructions 28i/124i For Modem Connection: Select the Remote Operation in the Windows PC Program and enter your database password (when requested). Then enter the modem’s telephone number and click Dial. For Local Connection: Select the Online (Local) Operation in the Windows PC Program and enter your database password (when requested).
- Page 13 Remote Modem Installation Instructions 384i/704i To set up the remote modem for the 28i or 124i, go to page 1. Important: The 704i Must Have CPRU Version LAPB 1.2 or higher and System Software 1.01.04 or higher for Remote Programming.
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Page 14: Default Settings
Remote Modem Installation Instructions 384i/704i DB25 male connector. This connector is plugged into the DB25 female connector on the cable that ships with the CNet modem. The 9-pin male connector on the CNet modem cable is then plugged into the DCE port of the modem. Default Settings The default settings for the serial port are 9600 bps, Start bit=1, Stop bit=1, Parity=No, Character=8 bit. - Page 15 Remote Modem Installation Instructions 384i/704i 1. Program the DCI / Serial (LAPB) Port Your remote modem connects to a DCI Module, 3DCI Unit, or the serial port on a 704i’s 32CPRU (P/N 92132). Customize the following programs before installing the modem. Refer to your system’s Software and Hardware Manuals for additional information, if required.
- Page 16 Remote Modem Installation Instructions 384i/704i Pin-Out Details RS-232C DCI-to-Modem Adaptor Connector (P/N 92268A) RS-232-C Pin Out Information DCI-to-Modem Direction of Signal Flow Adaptor Pin Out output or input) Information RS-232-C (3-DCI, DCI-A (PC or Connector Description or Modem) Printer) 25-Pin Connector 25-Pin RS-232-C Connector...
- Page 17 Remote Modem Installation Instructions 384i/704i 384i Only: To enter the site modem INIT string into the 384i Remote Maintenance program: 1. Make sure your modem is properly connected to your computer and functioning correctly. Your modem can only connect to COM1 or COM2. 2.
- Page 18 Remote Modem Installation Instructions 384i/704i 4. Select the COM Port (1 - 4) to be used and click OK. Set the RS232 options for: 9600 (Bits per Second), 8 (Data Bits), none (Parity), 1 (Stop Bits), None (Flow Control) then click OK. To send and store the INIT string in the site modem: 1.
- Page 19 Remote Modem Installation Instructions 384i/704i Local Connection 1. Connect the female end of a customer-provided 25-pin straight through cable to your laptop. 2. Connect the male end of the 25-pin cable to the DCI port. If you’re connecting a local PC, skip to “6. Connecting to the Site”. For LAPB DIN Connection to CPRU (704i with 1.01.04 or Higher Only): Modem Connection 1.
- Page 20 Remote Modem Installation Instructions 384i/704i Modem RS-232 POWER LINE PHONE ASTU 120 V AC Port Outlet Mod. jack 9-Pin Connector Not Used DCI Connection...
- Page 21 Remote Modem Installation Instructions 384i/704i 66MI-50 Station Block TEST POINTS PWR ON WA R N I N G C A U T I O N 25-Pair Cable 8 Pin DIN to Mod 8 Cable (P/N 80893) Station Cable Mod 8 to Mod 8 to 25 Pin Connector 9 Pin Connector (P/N 85981)
- Page 22 Remote Modem Installation Instructions 384i/704i 4. Test Your Site Modem’s Setup Never leave the site without testing your PC and site modem setup. This will require a second modem (supporting V.42 error correction and a minimum 9600 baud) and another available ASTU port, outside line or dial tone source. Testing ensures the modems can communicate properly and the DCI/Serial port will properly release a connection.
- Page 23 Remote Modem Installation Instructions 384i/704i To test your office modem setup: Never call the site modem without first using the following steps to test your office modem. 1. From the Main Menu, select Communication and press Enter. Select Modem Control and press Enter. Type AT&F and press Enter.
- Page 24 Remote Modem Installation Instructions 384i/704i 6. Connecting to the Site Now that your office modem is correctly set up and tested, you can call the site modem and program remotely from your office. Also use this procedure when test- ing the site modem from another modem on site. 384i Only: To call the site modem: 1.
- Page 25 Remote Modem Installation Instructions 384i/704i 10. Type ATDT #*#* and press Enter. If you see ERROR, type ATZ to reset the site modem’s DCI/seri- al port. You can then go on to step 11. 11. When the remote system asks for the password, enter the programming password and press Enter.
- Page 26 Remote Modem Installation Instructions 384i/704i 704i Only: 1. In the Windows PC Program, click the Download icon ( Select the Programs (0902-1904) tab and click the box next to 1005 Station COS. Click OK. The data is downloaded to the system. Click the Exit icon ( Click No to discard the downloaded information.
- Page 27 NEC America, Inc., Corporate Networks Group 4 Forest Parkway, Shelton, CT 06484 Tel: 800-365-1928 Fax: 203-926-5458 cng.nec.com Other Important Telephone Numbers Sales: ........203-926-5450 Customer Service: .
- Page 28 NEC America, Inc., Corporate Networks Group 4 Forest Parkway, Shelton, CT 06484 TEL: 203-926-5400 FAX: 203-929-0535 cng.nec.com...