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Summary of Contents for Microsound MF A02
- Page 1 Microsound Systems MF A02 MF A08 MF A20 Apartment Intercom System Instruction Manual...
- Page 2 Contents General Description ..........................3 1.1. Features ............................3 Operating ..............................3 2.1. Calling .............................3 Installation ...............................3 3.1. Handset connections ........................3 3.2. Door Station Connections ........................4 3.3. Power Supply Connections ......................4 Audio level adjustments ..........................4 Technical Information ..........................4 5.1. Cable requirements ..........................4 5.2. Door Station .............................4 5.3.
- Page 3 D/S2 for predetermined time set by SW1 in 5 second binary steps. Minimum time 5 seconds maximum time 80 seconds. 3.1. Handset connections Microsound handset (RJ 11) Individual call wire. ( + ) Gnd Common Ground from door station.
- Page 4 3.2. Door Station Connections +15vdc Power from power supply Ground from power supply Door strike. Normally Open contact Door strike To handset. Common to all handsets Transmit to handset. Common to all handsets Receive to handset. Common to all handsets 3.3.
- Page 5 6.1. Test Voltages Green Yellow Idle Handset up Speech Door release Handset down 6.2. Operation TX line 1. TX audio. 2. Detects when the door release button is being pressed. RX line 1. RX audio. CALL 1. 14v to call handsets. 1.
- Page 6 Manufactured by: Microsound Systems cc P.O. Box 38220 Booysens 2016 Phone 011 493-2424 Fax 011 493-0347 Email: sales@microsound.co.za web: http://www.microsound.co.za Distributed by: Installed by: MFA0X.doc Page 6 of 6 16-04-08...
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