Comelit MT 4478A User Manual

ART. 4478A/TAS

SYSTEM
KEYBOARD
FOR ART. 4478A/16 & ART. 4478A/32

INSTALLATION

INSTRUCTIONS

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ALL RIGHTS RESERVED. NO PART OF THIS PUBLICATION MAY BE REPRODUCED BY
ANY MEANS WITHOUT WRITTEN PERMISSION FROM COMELIT

THE INFORMATION IN THIS PUBLICATION IS BELIEVED TO BE ACCURATE IN ALL
RESPECTS. HOWEVER, COMELIT CANNOT ASSUME RESPONSIBILITY FOR ANY
CONSEQUENCES RESULTING FROM THE USE THEREOF. THE INFORMATION
CONTAINED HEREIN IS SUBJECT TO CHANGE WITHOUT NOTICE. REVISIONS OR NEW
EDITIONS TO THIS PUBLICATION MAY BE ISSUED TO INCORPORATE SUCH CHANGES.

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PRECAUTIONS

Use only the specified power source.

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Avoid using this unit under the following conditions:

•

-in extremely hot, cold or humid places,

-in dusty places,

-near appliances generating strong magnetic fields,

-in places subject to direct sunlight, and
Unplug this unit from power supply and refer servicing to qualified

•

service personnel under the following conditions:

-if the unit does not operate normally following the operating instructions

-if the unit has been dropped or the cabinet has been damaged

-when the unit exhibits a distinct change in performance.

This is a Class A product. In a domestic environment this product
may cause radio interference in which case the user may be required
to take adequate measures.

This unit is produced to comply with Directive 89/336/EEC.

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TABLE OF CONTENTS

SECTION 1. THE ART. 4478A/TAS SYSTEM KEYBOARD

1.1 PREFACE............................................................................. 5

1.2 FEATURES .......................................................................... 5

SECTION 2. CONTROLS

2.1 FRONT PANEL .................................................................... 5

2.2 KEY COMBINATIONS.......................................................... 8

2.2.1 VCR control..................................................................... 9

2.3 CONNECTIONS..................................................................10

SECTION 3. TECHNICAL SPECIFICATIONS

3.1 APPEARANCE....................................................................11

3.2 SPECIFICATIONS...............................................................11

3.2.1 Pin assignments.............................................................12

3.2.2 Internal DIP-switch and Jumper settings........................13

3.3 OPTIONAL ACCESSORIES................................................13