TOA Electronics VM-2120 instruction manual Telephone Paging Input Connections

Page 41

18.3. Telephone Paging Input Connections

E C H

	When using a single-core shielded
	cable, connect the shielded mesh to
PBX, main telephone device, etc.	both E and C terminals.

Control signal

Audio signal

C E

H

Telephone line

41

Image 41

Contents System Management Amplifier Table of Contents Remote Microphone Installation Safety Symbol and Message Conventions Safety PrecautionsWhen Installing the Unit When the Unit is in UseWhen Installing the Unit General Description FeaturesSystem Management Amplifier VM-2120/VM-2240 Remote Microphone RM-200MInstallation Precautions Handling PrecautionsVM-2120/VM-2240 and RM-200M/RM-210 VM-2120/VM-2240System Management Amplifier VM-2120/-2240 Front Nomenclature and FunctionsRear Control input and output connector Control I/O Function switch Settings An 8-bit DIP switch and selectsDC power input Signal earth terminalSurveillance Board SV-200M Voice Announcement Board EV-200Remote Microphone RM-200M Top Left Side Rear Right SideRemote Microphone Operation Panel Function System ConfigurationSpeaker zones with 2 VM amplifiers Connection method vs. Distance Power Supply from the VM Amplifier to Remote MicrophoneConnection between Remote Microphone and VM Amplifier Power supply using cables other than Category 5 STP cable Emergency Alert and Evacuation Broadcast Keys/Indicators Used for Emergency BroadcastEmergency Broadcast Equipment System management amplifier VM-2120/-2240Evacuation announcement example*4 Emergency Broadcast Operation Typical ExampleAlert announcement example*3 Page Restoration to general-purpose broadcast Emergency modeEmergency Broadcast Sequence Background Music Broadcast Microphone Announcements When Operated by Control InputBroadcast Operation AT the Amplifier Operation and Display Sections Broadcast volumeRemote Microphone GENERAL-PURPOSE Broadcast Broadcast Operation Operation below follows on the previous Press-to-talk operationLock operation Broadcast Source-to-Priority Relationship GENERAL-PURPOSE Broadcast PriorityZone Broadcast source Made a broadcast last Priority Function during BGM Broadcast How the Chime Tone Is Used Chime FunctionAvailable Chime Tone Types Operating procedure Independent chime activation remote controlWestminster chime Choke Coil Installation Transformer Installation Input Transformer Installation and ITS Board ModificationInputs 1 Remote Microphone RM or Telephone Paging TELRM/TEL input transformer board Switching Off the Phantom Power SupplyMounting AN Optional EV-200 Voice Announcement Board EV-200 surveillance signal output Switch NoCF Card security cover Communications with VM VM-2120 or VM-2240 amplifier Mounting AN Optional SV-200M Surveillance BoardSpeaker line surveillance activation time Surveillance I/O blank panel Amplifier Input Connection Rack MountingTwo Amplifiers Stack-Connection Microphone Connection to the VM AmplifierTelephone Paging Input Connections Wire System Connection External Attenuator Control WiringAttenuator C CONTROL*1 Changing the Speaker Line Voltage Connector pin assignmentHow to remove cables from connector Control I/O connector pin function table Control I/O Connector FunctionsElectrical characteristics Surveillance I/O connector pin function table Surveillance I/O Connector FunctionsChime Selection table VM Amplifiers Internal Function Switches RM RM-200M Unit No. table Remote Microphones Function SwitchesConnected unit No. table SW3 Setting example mark indicates Set state Broadcast GROUP/ZONE SettingDefault setting Routing AssignmentRecorded Message-to-Group assignment Operating KeysLighting status Zone-to-Group Assignment OperationAll zones setting and its cancellation Indicator status Group setting contents checkDual indication of group and zone selections Operation for zone selection and its cancellationDual indication of setting item and group selections Message setting contents checkOperation for group selection and its cancellation Recorded Message-to-Group Assignment Operation Linkage Between Remote Microphone and ITS Extension Remote Microphones Label Preparation Name Label PreparationAmplifiers Label Preparation Pattern paper for hand writing Dimensional diagram for printing devices Compactflash CF Card Recording Setting items and contentsRecording Message Program/Sentence Composition ExampleMessage Program Example VM-2120/-2240 System Management Amplifier VM-2120/-2240 SpecificationsTo be AWG Remote Microphone RM-200M Optional products AccessoriesRemote microphone extension RM-210 Voice announcement board EV-200Page 133-12-726-70