AUDIO TELEX TX3028 Operating and installation instructions

Australian Monitor

1 Clyde Street, Silverwater NSW 2128 Australia

+61 2 9647 1411

www.australianmonitor.com.au

SERVICE INFORMATION

AUDIO TELEX

TX3028

VOX MODULE

CONTENTS:

SCHEMATIC DIAGRAM

INSTALLATION INSTRUCTIONS

12345678

7654321

Title

Number RevisionSize

Date: 18-May-2006 Sheet of

File: C:\Protel Files\CDTRAX\CD6197-1.DDB Drawn By:

C20

47u

R28

10K

R27

47K

C21

47u R26

47K

R25

10K

R24

5K6

VCC

R23

5K6

VCC

C19

47u

VCC

C23

47u R22

2K2

R21

2K2

IC6

C22

820p

C18

4u7

C17

4u7

C16

4u7

C15

4u7

C14

4u7

C13

4u7

C12

4u7

C11

4u7

R20

10K R19

5K6

R18

5K6

R17

33K

R16

R15

R14

100K

R13

100K

R12

22K

R11

22K

VCC

C10

820P

R10

100K

5K6

22K

33K

47p

4U7

IC5B

IC5A

IC4

IC3

IC2

IC1B

IC1A

11 RS

TX8200 MUTING

CD6197-1

X3/9

X3/8

X3/7

X3/6

X3/5

X3/4

X3/3

X3/2

X3/1

+6V

+12V LM7812

LK1

INSTALLATION

REMOVE 8 PIN CONNECTOR

MIXER PCB 6195 (X3)

CONNECT LOOM OF PCB 6197

TO X3 ON PCB 6195

BLUE TRACE ON LOOM

SHOULD GO TOWARDS BACK

(SEEN FROM FRONT OF CHASSIS)

--------------------

THE

TX3O28 VOICE OPERATED MUTING MODULE FOR THE TX8zOO

I NSTALLATION I NSTRUCTIONS

Thank you for choosing an Audio Telex TX3028 voice operatd mute module. The TX3028 allows for muting of background music

sources- such as a CD player or cassette deck when a signal is detected at ttre microphure input Ch. l, (whici is usuafy the paging

microphure input) in the TX8200 stereo mixer. Installation into the Audio Telex fXgZOO is made simpiaby utilising a standard .e,nd,

!n9 col3ector plug, sup'plied on the module and a receptacle, already installed into ttre mixer. pteasi foU,ow these-easy instructions

for installation.

g The installation of the TX3028 involves- acce:s to tne insiae of the mixer. Installation should only be attempted by a

qualified technician. Always turn off the AC power and remove the AC power cord before attempting to access the

inside of the mixer. Please contact your nearest Audio Telex ofiice for detaiis of your nearest qualified technician.

For installation into the TX8200 mixer: Locate the empty 9 pin 'end' connector receptacle found on location X3 on the mixer

PCB behind tle input gain pot for Ch. l. Connect the module to this receptacle, ensuring that the wires from the connector exit

towards the left hand side of the mixer when looking from the front panel (oi so that the blie trace on the wires from the module is

facing the rear of the mixer).

Notes

The TX3028 is not suitable for installation into any other models of Audio Telex mixers or amplifiers. For voice operated muting

suitable for other models please refer to either the TX30l0 module or TX30l4 dual priority mutini module. I

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