Section 3 - Detailed Components Description

FMR-500 Receiver Controls, Connectors, and Indicators

 

1

 

2

 

 

3

8

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Balanced U.S. Patent No. 6,256,484

 

 

 

 

 

 

 

 

Audio

 

 

Telex

power

GPA CH

-20 -10 -6

- 3

0 +3

 

12-15V

 

 

 

+

-

 

 

 

 

 

 

 

 

 

AC/DC

 

 

CLEAR

FMR-500

 

 

 

 

 

 

 

 

 

SCAN

12u 05

 

 

 

 

 

 

 

 

 

E V

 

 

 

 

 

Mic Line

Line

High

 

set

AU DIO

1 3 10

30

100

 

 

 

Z

 

 

 

 

 

Level

Telex

FMR-500 BAND A

Antenna

Tested to Comply

 

with FCC Standards

 

CANADA

 

S.N. 1059

 

Telex Communications, Inc.

Made in U.S.A.

 

3

 

 

4

6

 

7

 

 

Figure 1 - FMR-500 Front Panel

Figure 2 - FMR-500 Back Panel

1. Power ON/OFF

3.

Display Control Buttons (Set/Up/Down)

 

 

90

 

2. Graphical Display

4.

Power Connector

Balanced U.S. Patent No. 6,256,48

 

 

a.

Channel Display

5.

XLR BalancedMic/Line Level

Audio

 

 

Telex

 

12-15V

 

 

Antenna

 

 

 

 

AC/DC

 

 

FMR-500 BAND A

 

 

 

 

 

+ -

 

 

 

 

b.

Frequency

 

Audio Output Line Level Adjustable

Mic

Line Line

High

 

 

 

 

Level

Z

Telex Communications, Inc.

Made in U.S.A.

c.

Battery Strength

6.

Unbalanced Line Level Audio Output

Proper Antenna Orientation

 

Indicator

 

Connector with Level Adjustment

d.Diversity Indicator

e.

RF Strength of

7. TNC Antenna Input Connectors

 

 

a.

ClearScan for Groups: From the main dis-

 

Signal Indicator

8. Power Cord Retainer

f.

 

play screen, push SET once and the Group

Audio Level Indicator

 

Number will flash. While Group is flashing,

g.

Guitar Mode Indicator

 

 

press and hold SET until ClearScan appears,

 

 

 

 

Receiver Setup and Operation

 

release the set key. When the scan is com-

 

pleted, the display will show the group with

1. Place the receiver and antennas where there is a

 

the most clear channels and the Channel num-

clear line of sight to the area where the transmit-

 

ber will indicate how many clear channels are

ter will be used. Rotate the antennas to separate

 

in that group. Use the UP/DOWN keys and to

them by 90 degrees.

 

view other groups and press SET to select a

 

 

 

 

group. The Group will be set and the Channel

2. Connect the power supply cord to the receiver.

 

will start to flash. Select a channel manually

Plug the power supply into an AC outlet. Turn

 

or use ClearScan for Channels.

the receiver on and confirm that it is ON by

b.

ClearScan for Channels: To scan for the

checking the main display screen.

 

clearest channel in a group, press and hold set

Caution: Please make sure the AC power supply

 

while the Channel is flashing until ClearScan

 

appears, release the SET button. When the

is the correct voltage for your local requirements

 

scan is complete, the display will show the

before it is plugged into the wall.

 

clearest available channel. Use UP/DOWN to

 

 

 

 

scroll through the other available channels

3. Manual Channel Change. Press the SET but-

 

rank from clearest to least clear (but still avail-

 

able for use, ClearScan will not display any

ton and the Group number will start to flash.

 

The Up and DOWN buttons allow you to scroll

 

channel that can't be used). Press SET to se-

through the factory set group. When the group

 

lect the channel.

you desire is displayed, press SET to select that

c.

Auto ClearScan: This function will find the

group and the Channel Number will start flash-

 

clearest group and channel with the press of

ing. Scroll to the desired channel and press SET

 

just one button. With nothing flashing, press

to select. The numbers will stop flashing and the

 

and hold the SET button until ClearScan ap-

new group and channel are installed.

 

pears on the right side of the screen. When the

 

 

 

 

scan is complete, the receiver will be set to the

4. Frequency Assignment (Outside of preset

 

clearest channel in the clearest group.

Groups and Channels), press SET and UP at

d.

ClearScan Band: While in the Frequency

the same time and the group and channel will go

 

Mode, this function will scan the entire band

blank and the Frequency will start flashing. Use

 

looking for the clearest frequency, regardless

UP/DOWN to scroll in 25 KHz steps to the de-

 

of groups and channels. In Frequency Mode,

sired frequency. Press SET and the frequency

 

press Set once and the frequency will flash,

will be selected and stop flashing. Press Set and

 

press and hold set until ClearScan appears on

UP at the same time to return to group and chan-

 

the right side of the display. The scan will

nel operation. Hint: holding in the Up or Down

 

continue until you press Set again so you can

key will increase the speed of the scroll. Just re-

 

scan a location overnight, 24 hrs, a week, or a

lease and press again for fine control.

 

few seconds. When you press Set again, the

 

 

 

 

scan will stop and the clearest frequency will

5. Advanced ClearScan: This feature automates

 

be displayed. You can scroll through the 8

 

clearest frequencies using the Up and Down

the

pro cess of

finding a clear group of

 

inter-modulation free channels and the clearest

buttons. Press Set to accept the frequency dis-

channels within those groups.

played.

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Telex operating instructions Detailed Components Description, FMR-500 Receiver Controls, Connectors, and Indicators