Cortelco CP4400 Owner's Instruction Manual

9, 9 Set the Display Contrast 1 With the phone on hook, press the MUTE button. The screen will display 1. SET DATE 2 Press the VOL+ button twice. The screen will display 3 LCD BRIGHT. 3 Press the MUTE button. The screen will display BRIGHT and a series of “1” representing the di…

3, 3 Thank you for purchasing the CP4400 Conference Telephone. Your new Confer- ence telephone is designed for small/medium conference rooms. CP4400 Features: On/Off Button with LED Flash Mute Redial Hold Volume Up/Down Buttons Full Duplex Speakerphone LCD Caller ID Display Clock Call Timer …

10, 10 TELEPHONE FEATURES To Place A Call Press the On/Off button and you will hear a dial tone. The On/Off LED will light. Dial the telephone number using the keypad. To End A Call Press the On/Off button. The On/Off LED will no longer be lighted. To Answer A Call When the Conference…

4, 4 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. Read all warnings and follow all instructions mark…

5, Cortelco CP4400 5 13. Unplug the telephone from the wall outlet and refer servicing to qualified service personnel under the following conditions: • When the line cord is frayed or plugs damaged. • If liquid has been spilled into the telephone. • If the telephone has been exposed to rain or water. …

6, 6 TELEPHONE PART IDENTIFICATION 1 S peak er 9 Dial K ey s 2 M ic S tat us LE D 10 V olum e Dow n B utton 3 M em ory Dial K ey 11 V olum e S tatus LE D 4 M em ory Dial LE D 12 V olum e Up B utton 5 HO LD B ut ton 13 M UTE B utton 6 RE D IA L B utton 14 S TO RE B utton 7 O N/O F F L…