Summary of Contents for Baldwin Boxall BT8
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Page 1: Operating Instructions
Operating Instructions CIE-Group Ltd Widdowson Close, Blenheim Industrial Estate, Bulwell, Nottingham NG6 8WB Telephone: 0115 9770075 Fax: 0115 9770081 Website: www.cie-group.com Email: info@cie-group.com... - Page 2 Busy Input (if required) If the public address amplifier is busy the BT8 will receive a 20 - 30 V DC supply on pins 22 and 23 of the D connector which will send the normal busy (engaged) tone to the caller.
- Page 3 To Make A “Live” Broadcast Caller dials the designated extension number. Caller will hear normal ringing. After 2 rings the BT8 is ready for the message. If the amplifier is busy the normal busy tone is heard. A zone or zones is selected using keypad keys 1-8. An “all call” will be selected if no zones are chosen.
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Page 4: Basic Fault Finding
INSTRUCTIONS WHEN THE PHONE DOES NOT HAVE MF SIGNALLING When using the BT8 with phones that do not have MF signalling the following steps have to be taken: SW2 must be selected to ‘ON’. SW3 must be set for either ‘Live’ or ‘Recorded’ messages to be broadcast. - Page 5 FIG. 2 - BT8 Connections to a paging port When the BT8 is interfaced with a paging port, certain steps have to be taken to reconfigure the unit. Remove links LK1 and LK2. Then reposition the links onto links LK3 and LK4. On selector switch SW1, select 4 ON.
- Page 6 BT8 TECHNICAL SPECIFICATION LINE CONNECTIONS RING VOLTAGE 20-70V 17-25Hz REN VALUE CLEARDOWN (By either of the following) K Break Interruption of line current Voice Operated Switch Absence of caller speaking Dial Tone Detector 350-440Hz from telephone switch DTMF Tone Sent from caller to terminate the call Time Out Recorded 55 secs, live 2.5 minutes...
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