Telikou FM-804 Manuel utilisateur

TELIKOU Intercom System

FM-804 4-Wire Matrix Control Station

Instruction Manual

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

I. Introduction

Thank you for choosing TELIKOU intercom product. FM-804 is a eight channel four wire matrix

control station, the maximum can constitute 9 points full-duplex distributed intercom system, if

coupled with TELIKOU four wire extension unit, it can reach 17 points. FM-804 main station is

suitable for television station, communication center, UB truck, live performance and any other

environment which requires communication. We recommend you read through this manual to better

understand the functions of FM-804.

This system adopts wired connection, and has following features, stable and reliable performance,

flexible configuration, full-duplex communication, clear and loud communication sound, easy

operation, and strong noise resistance.

II. Basic operations

Front Panel

1. Panel Mic Connector

6.35mm unbalanced microphone jack. The microphone type can be dynamic or electric.

The definition of 6.35mm plug is as follow:

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

TRS

T-- Mic Hot

R-- Mic Common

S-- Shield

2. Headset connector

4-pin XLR Male or 5-pin XLR Female

EARPHONE: Dynamic 50-2000 ohm

MICROPHONE: Dynamic 100-600 ohm

The wiring of headset is as follow:

Pin 1—Mic. common

Pin 2—Mic. hot

Pin 3—headphone+

Pin 4—headphone-

Pin 5—LED work light driver（*XLR-4 male connector doesn’t support LED work light）

3. Microphone Select Switch

Microphone select switch is used to select panel microphone or headset microphone.

4. ANN. Button

Send the activated microphone signal to ANN. Out connector which is at rear panel.

5. Talk With Button(Talk/Talk LED)

Button 1~8 corresponds to 1~8 channel. Press the talk button activates the corresponding channel.

the embedded LED will light, the call signal will be cut down when loosing the button, and the light

will turn off..

Button Operation: Press the button, connecting the circuit, release the button,disconnecting the

circuit; quick double-click, the circuit self-locking,press again,the circuit unlocking.

6. Speaker

The Speaker Switch turns the front panel speaker on or off.

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

7. Power (Power/Power LED)

This red LED will light when power supply switch is on..

8. Program Level Control

Adjust program audio (background audio) level which goes into FM-804 by clockwise or

counterclockwise direction

9. Program Feed To

Turn the switch on or off will send the external signal into intercom channels.

ON: When the switch is turned on, the LED at the right side will light. All the channels which

are set always receive external program signal.

OFF: When the switch is turned off, the LED at the right side will be off. External program

signal cannot be sent into system.

INT: All the channels receive external program signal. It will be interrupted when talk

switch is turned on.

10. Program Feed To LED

This LED lights when Program Feed to switch handle is placed at ‘On’ and ‘Int’.

11. Listen Button

Button 1~8 corresponds to 1~8 channel. Press the listen button to hear from the corresponding

channel. The LED embedded in will light.

Button Operation: Press the button, connecting the circuit, release the button,disconnecting the

circuit; quick double-click, the circuit self-locking, press once again, the circuit unlocking.

12. Listen Level Control

Use this control to adjust the audio level which heard from FM-804 headset or panel speaker by

clockwise or counterclockwise direction.

13. Program Listen Level Control

Adjust program audio (background audio) level which listened from panel speaker or headset, by

clockwise or counterclockwise direction.

14. Panel Mic Gain

It is used to adjust the panel microphone gain. It has preset with electrets microphone.

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

15. Function DIP Setting

9 digits dipper has following settings:

DIP1 - DIP8 (Program Feed into):

On: Enable background program signal sent to Intercom channel

Off: Disable background program signal sent to Intercom channel

DIP9 (Call on Talk)

On: Enable auto call function. When Talk switch is turned on, it automatically turned on the

called channel Listen function and sent a continuous flash. The call and called channel

listen light will flash continuously until the talk switch is turned off.

Off: Disable auto call function. When Talk switch is turned on, It does not affect the called

channel Listen function and Listen light.

16. Intercom Line connector

RJ-45 connector. The pin out of connectors is as follows: (EIA 568B).

Pin 1 --- Audio Output - (White Orange);

Pin 2 --- Audio Output + (Orange);

Pin 3 --- Common (White Green);

Pin 4 --- Control Signal (Blue);

Pin 5 --- Control Signal (White Blue);

Pin 6 --- Common (Green);

Pin 7 --- Audio Input + (White Brown);

Pin 8 ---; Audio Input –(Brown);

Audio Send-

Audio Send+

Common

Contral Signal

Common

Audio Receive+

Audio Receive-

RJ45 Port Connector

on First FM-804 Frame

Audio Send-

Audio Send+

Common

Contral Signal

Common

Audio Receive+

Audio Receive-

RJ45 Port Connector

on Second FM-804 Frame

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

Audio Send-

Audio Send+

Common

Contral Signal

Common

Audio Receive+

Audio Receive-

RJ45 Port Connector

on First FM-804 Frame

Audio Receive-

Audio Receive+

Common

Contral Signal

Common

Audio Send+

Audio Send-

RJ45 Port Connector

on Second FM-804 Frame

17. Program Input

The external program signal is sent into intercom line through this connector when Program Feed

To Switch is turned on. XLR-3F connector accepts balanced signal. Pin out is as follow:

Pin 1 --- Common (Shield)

Pin 2 --- + Audio

Pin 3 --- - Audio

18. Announce Out

This connector is a XLR-3M. It sent microphone audio signal out through this connector. The

output is balanced signal. The pin out is as follows:

Pin 1 --- Common (Shield)

Pin 2 --- +Audio

Pin 3 --- -Audio

19. Input Channel Gain Adjustment

This knob is used to adjust the channel gain to match the input audio level.

Note: The potentiometer W5 which located at right bottom of circuit board can adjust the channel

output level. To adjust the output level, the station top cover needs to be removed. Turns

potentiometer W5 by clock-wise direction with screw driver. The output level of channel 1-8

changes at same time. The output level is 0dBv by factory set.

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

20. Extension Connector (DB9)

The definition of connector is as follow

Pin 1 --- Audio Output

Pin 2 --- Digital Earth

Pin 3 --- Control Signal

Pin 4 --- 12V Analog Power

Pin 5 --- Audio input

Pin 6 --- Analog Earth

Pin 7 --- Program Audio In

Pin 8 --- 12V Digital Power

Pin 9 --- Analog Earth

21. DC Power Input

Input Voltage: 16V-24V, Electric Current: Less than 800mA

22. Ground Terminal

The Ground wire connects to terminal

Note: Please be sure to connect ground well for the personal safety and devices working.

III：Troubleshooting

Problem

Cause

Solution

Power LED

wink

Short circuit inside

Send them to dealer for

repairing

Excessive

crosstalk

1、High DC resistance at cable end.

2、Headset cables are not well connected

1、Press and connect the

RJ-45 plug again

2、Check and connect

again

Hum or

Buzz

1、Without connecting to ground or bad

earthing

2. Inductive pickup caused by close proximity

of this main station or connected remote

stations to power lines or transformers.

3. Intercom line cable is not wired properly;

the shield of microphone cable is not connect

-ed to Pin-1 of 3-XLR.

1、Do earthing well。

2、Relocate the offending

unit.

3. rewire or change the

cable.

channel

volume is

too light

or distortion

Outside signal level too small or too large

Adjust input level at the

rear panel.

TELIKOU FM804 Eight Channel 4-wire Matrix Control Station

IV Technical Specification

Bandwidth: 200Hz-8000Hz ±2dB

Earphone impedance: Dynamic 50-2000ohm

Microphone impedance: Dynamic 100-600ohm

Connector Input Audio Type: Balance

Connector Output Audio Type: Balance

Connector Input Impedance: >10Kohm

Connector Output Impedance: <600ohm

Connector Input Level: -18dBu ~ 12dBu

Connector Output Level: 3dBu±14dBu, factory default: 0dBv

POWER SUPPLY:

DC 16-24V, Electic Current: <800mA;

ENVIRONMENTAL:

0°- 70°C（32°-158°F ）

DIMENSION:

19” (W) x1.75” (H) x9.48” (D), 482mm x 44.5mm x 241mm

WEIGHT:

2.8kg

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