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Integrated amplifiers, Mic mute jumper jp1= on, Caution – Paso Sound T3115BGM User Manual

Page 10: Installation and wiring, Mic input unmuting function, Vr9 vox

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PROFESSIONAL AUDIO & SOUND

®

PAGE 10

Specifications are subject to change without notice

T3115/3130/3160BGM

INTEGRATED AMPLIFIERS

INSTALLATION AND WIRING

MICROPHONE INPUT UNMUTING FUNCTION
The Microphone Input can be preset to be normally MUTED
(INPUT OFF) - (JUMPER JP1 - ON) and turned ON when the
UNMUTE and G Terminals are shorted by a Switch Contact. This
function allows for a multi zone installation using two or more
Amplifiers and a single Microphone and Zone Switches. When the
Jumper JP1 is set to the ON Position the Microphone Input is OFF
and it is turned ON when the UNMUTE and the G terminals are
closed by a switch.

JUMPER NO.

FUNCTION

POSITION SET

JP 1

MICROPHONE Mute

ON

If the Jumper preset requires resetting follow the instruction below.

ACCESS TO MUTING JUMPERS
1)

Remove Power Cord from AC Outlet.

2)

Remove the four screws on each side of the Amplifier secur-
ing the Top Cover to the Chassis.

3)

Lift Cover and carefully slide Cover out towards the rear.

4)

Locate the Main Amplifier Printed Board No.3130-1 attached
to the front panel and behind the Controls.

5)

Set Jumpers as required.

Fig. 10 - Direct Unmuting Terminals and Diagram

THE FOLLOWING INSTRUCTIONS REQUIRE THE REMOVAL OF THE AMPLIFIER PROTECTIVE COVER AND ARE
PROVIDED FOR USE BY QUALIFIED PERSONNEL ONLY.

TO AVOID THE RISK OF ELECTRICAL SHOCK DO NOT PERFORM ANY INSTALLATION OR SERVICING UNLESS YOU
ARE QUALIFIED TO DO SO. REFER INSTALLATION OR SERVICING TO QUALIFIED PERSONNEL.

CAUTION !

REMOVAL OF THE AMPLIFIER COVER PRESENTS AN ELECTRICAL SHOCK HAZARD

ALWAYS REMOVE THE POWER CORD FROM THE AC WALL OUTLET

DIRECT MUTING/UNMUTING

WIRING

MICROPHONE WITH DIRECT UNMUTING SWITCH

3115unmutswit00

G

G

G

COM

HOT

HOT

HOT

COM

COM

G

MUTE

UNMUTE

PROGRAM

MIC

TEL

SHIELD

MIC

UNMUTING SWITCH

ON

OFF

JP3

ON

OFF

JP1

ON

OFF

JP2

VOX

VR9
VOX

MIC MUTE JUMPER JP1= ON

Fig. 10B - MIC Input Muting Jumper Setting

2

3

1

ZONE 1

ZONE PAGING SELECTORS

ZONE 2

ZONE3

PAGING MICROPHONE

TO AMP 1

TO AMP 2

TO AMP 3

3 Zone Panel

TO MIC INPUT

A typical 3 Zone Switching Panel is shown below. Use
SPDT Momentary Contact Switches. See complete 3 Zone
Wiring Diagram provided in this Manual.

Fig. 10C - 3 Zone Switching Panel

MIC INPUT UNMUTING FUNCTION

This manual is related to the following products: