The 2742 is one of Cortelco’s 7 Series 4-Line Telephone Units. It is part of a Four-Line system consisting of up to 16 stations of 2740's, 2742's, or 2750's. The 2742 Cordless Analog Adapter will...
PLEASE READ BEFORE INSTALLING AND USING YOUR NEW TELEPHONE EQUIPMENT. IMPORTANT SAFETY INSTRUCTIONS Always follow basic safety precautions when using your telephone equipment to reduce the risk of fire, electrical shock, and injury. 1. Read and understand all instructions in the Owner’s Instruction Manual. 2.
UNPACKING AND INSTALLATION 1.1. Box Contents The following items should be packed with your 2742. Please contact your dealer if any of them is missing. 2742 Adapter (Main Body) Line Cord 7ft Power Adapter (Transformer 9VDC 500 ma) 1 pcs 2 pcs 1 pcs...
1.2. Telephone Part Identification Line 1 & 2 Input Jack Line 3 & 4 Input Jack Line 1 & 2 Output Jack Line 3 & 4 Output Jack Analog Telephone Jack Power Transformer Power Indicator Line 1 Indicator Line 2 Indicator Line 3 Indicator Line 4 Indicator...
INSTALLATION 2.1. Overview The 2742 is part of the 7 Series Multi-line phone system. Up to 16 instruments may be connected in this system. All these devices use conventional telephone wiring. Total wiring runs between stations may not exceed 600 feet. 2.2.
2.5. Wall Mount Mount 2742 to the wall. Connect the line cords as described above. Connect the power transformer to the jack on the back of the 2742. Plug the transformer into a wall outlet which is not controlled by a wall switch. Use only a 9V DC 500mA, Class 2 transformer.
CONFIGURATION MODIFICATION The default settings after initial power up are given in the table below. SETTING Station Number: 01 CO1: Ringer On CO2: Normal, Ringer On CO3: Normal, Ringer On CO4: Normal, Ringer On Flash Time for Cordless Telephone: 600ms 3.1.
3.2. Station Name Assignment A name may be assigned to each 4-Line telephone unit. This name will display during Intercom calls. Name assignment must be done from Station 01 and must be done with a 2740 or 2750 telephone. To assign a name to a station: Press MENU.
TELEPHONE OPERATION 4.1. Making and Answering Intercom Calls To make an intercom call from a telephone connected to the Cordless Adapter, go off hook and dial the desired station number (01 through 16). When receiving an intercom call, your cordless telephone will ring but no line LED will light.
4.5. Conference The 2742 will not conference internal stations with an outside line. To conference one CO Line with another, follow the procedure below. With a call established on a CO Line, press Flash to place it on hold. Dial the code for second CO Line. After the second CO Line answers, press Flash.
4.8.1. Intercom while Idle Go off hook with your cordless phone. Dial the two-digit station number of the station you wish to intercom. Hang up to end the conversation. 4.8.2. Intercom while on an Outside Call Press the Flash button. The outside call is placed on hold. Dial the two-digit station number of the station you wish to intercom.
5.5. Fax Machines and Modems You may connect modems or fax machines to any of your lines. The line indicators of the 2740/2750 telephones will light when these devices are using a line. However, the 2742 Cordless Adapter will not show that the lines are in use.
Installation Worksheet Note: Line 1 must be common to all system sets Station Station User's Name or Telephone Number Type Location Station Types: 2740, 2750, or 2742 APPENDIX A Line 1 Line 2 Tel#_________ Tel#_________ Common Common or Unconnected Common Common or Unconnected Common...
If you are having difficulty with your 2742 Cordless Adapter, please review the issues below and their solutions. If you do not find your problem or you have other questions, please call 662-287-5281 and request technical assistance. The Cordless Adapter does not work. The Cordless Adapter is connected properly, but still does not work.
DTMF Operating Codes The following dial codes are used for control of your cordless adapter DTMF CODE OPERATION For seizing an available CO Line (scanning from CO1 thru CO4) For selecting CO-1. For selecting CO-2 For selecting CO-3 For selecting CO-4 01 through 16 For dialing intercom stations #01 through #16...
Do not attempt to repair or modify this equipment. Please contact Cortelco for information on obtaining service for this product. This equipment cannot be used on public coin service provided by the telephone company. Connection to Party Line Service is subject to state tariffs. (Contact the state public utility commission, public service commission or corporation commission for information.) This equipment is...
TELEPHONE REPAIR DO NOT ATTEMPT TO REPAIR THIS PRODUCT YOURSELF. Telephones manufactured by CORTELCO must be returned to us for repair. You can return your telephone to CORTELCO for repair or replacement in accordance with our LIMITED WARRANTY. CORTELCO warrants THIS PRODUCT against defects in material and workmanship in accordance with our LIMITED WARRANTY.
CORTELCO with the product and loss of parts. The warranty is voided in the event any unauthorized person alters or repairs the unit. Telephone companies use different types of equipment and offer various types of services to customers.