User Guide Intelligent Data/Fax Modem BL-Series

Chapter 2 - Installation and Connection

2.2.4 Cabling Procedure (MT1432BLK and MT2834BLK)

Step Procedure

1 Verify that the settings for DIP-Switch #5 and DIP-Switch #10 match those of your system

configuration.

The 16-position DIP-Switch (numbered 1-16) is accessible through a cut-out on the right side (as

the LEDs are facing you) of the modem chassis. For a full description of all DIP-Switch Settings,

refer to Chapter 9.

DIP-Switch Condition Effect

#5 UP* Selects Answer mode

DOWN Selects Originate mode

#10 UP* Selects Dial-Up operation

DOWN Selects Lease Line operation

* indicates Factory Default setting

Note 1: BLK models use pins 1 and 6 of the BS-6312 plug for two-wire lines. For four-wire lines,

the modems use pins 1 and 6 to transmit and pins 2 and 5 to receive.

Note 2: BABT regulations require that telecommunication cables must be connected to the

modem prior to being connected to the network.

2 Verify that the ON/OFF switch at the rear of the modem to the OFF (Down) position.

3 Connect the modem to either a dial-up line or lease-line.

To connect the modem to a dial-up phone line, attach the BS-6312 telephone cord (provided with

your unit) to the PSTN connector on the modem and to a dial-up wall jack. Refer to Figure 2-3.

To connect the modem to a leased line, attach the BS-6312 telephone cord (provided with your

unit) to the LEASE connector on the modem and to a leased line wall-jack. Refer to Figure 2-3.

PSTN

OFF

POWER

EIA RS232C

VOLUME

LEASE

Figure 2-3. MultiModemBLK Connections

4 Attach the EIA RS-232C connector on the modem to the serial port on your computer or terminal

with an RS-232 (or V.24) cable (you supply). Refer to Figure 2-3.

5 Attach the AC Power transformer provided with your unit to the POWER connector on the

modem and to a live AC outlet. Refer to Figure 2-3.

Note: Only apply power to the modem using the power transformer provided with your unit. Use

of a power supply not designed for your unit could result in damage to your modem and will void

the warranty.