ASL INTERCOM PS 4379 User Manual

Pro series four channel loudspeaker master station

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USER MANUAL

FOUR CHANNEL LOUDSPEAKER MASTER STATION

CONTENTS

1.0

SAFETY INSTRUCTIONS............................................3

2.0

GENERAL DESCRIPTION

3.0

UNPACKING .....................................................................4

4.0

MECHANICAL INSTALLATION...........................................4

5.0

MAINS POWER...................................................................5

6.0

FRONT PANEL CONTROLS...........................................6-9

7.0

REAR PANEL CONTROLS..........................................10-11

8.0

INTERNAL CONTROLS...............................................12-14

9.0

MODES..............................................................................15

10.0

CABLING...........................................................................16

11.0

PARTY LINE, TECHNICAL CONCEPT.............................17

12.0

WARRANTY......................................................................17

13.0

14.0

DESIGN CRITERIA...........................................................18

PRO SERIES

FOR THE

PS 4379

TECHNICAL SPECIFICATIONS.......................................17

..............................................4

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Summary of Contents for ASL INTERCOM PS 4379

Page 1: Table Of Contents
PRO SERIES USER MANUAL FOR THE PS 4379 FOUR CHANNEL LOUDSPEAKER MASTER STATION CONTENTS SAFETY INSTRUCTIONS…………………………….…..3 GENERAL DESCRIPTION ..........4 UNPACKING ..............4 MECHANICAL INSTALLATION...........4 MAINS POWER..............5 FRONT PANEL CONTROLS...........6-9 REAR PANEL CONTROLS..........10-11 INTERNAL CONTROLS..........12-14 MODES................15 10.0 CABLING................16 11.0 PARTY LINE, TECHNICAL CONCEPT......17 12.0...
Page 3: Important Safety Instructions
Unplug the apparatus' power cord by gripping has been exposed to rain or moisture, does the power plug, not the cord. not operate normally, or has been dropped. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 4: General Description
To connect the PS 4379 onto the intercom system, use pro- rack, taking 2U of rack-space. fessional flexible microphone cable with 2 wires and 1 shield only. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 5: Mains Power
The unit has a switch mode power supply and accepts mains voltages from 100 - 240 VAC (50 / 60 Hz). Mains Fuse For all voltages : T 1250. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 6: Front Panel Controls
(Stage announce mic. Select) to 'on'(see section 8.0) in for further 2 seconds. which case each unit will use its own Stage Announce output and microphone. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 7 It prevents the speaker from feeding back into the gooseneck microphone (unit feedback). For adjustment procedure see above in point 9. Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 8 PS 4379 can be muted.The buzzers stay of the auxiliary, see point 17 AUX Level / IFB DIM. muted until the ALL BUZZERMUTE button is switched off again. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 9 BUZZER MUTE, AUX AND IFB see point 21 'Set up lock'. In this case the channel with the lowest load will switch User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 10: Rear Panel Controls
PS 4379 to the remote stations, via standard micro- level. phone cable. There are two connectors for each channel. Pin assignments: 1. 0V / ground 2. +30 V power wire 3. Audio wire User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 11: Rear Panel Controls
MAINS POWER CONNECTION Mains inlet with built in fuse holder. 90 -240 V AC, 50 - 60 Hz. Power consumption 200 Watt, Fuse: 4 Amp slow blow. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 12 The CALL signal will also be sent to these channels. (For PAGING functions see section 9.0 MODES). User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 13 (Same as for No. 4) No. 1 IFB or AUX INPUT for IFB Channel A (factory setting = 'on') (Same as for No. 4) User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 14: Internal Controls
HEADSET MIC GAIN This trimmer controls the gain of the headset microphone. GOOSENECK MIC GAIN This trimmer controls the gain of the gooseneck microphone. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 15: Modes
To connect 2 stations as "NEAR STATIONS', a Near Station 379 A link cable is needed. To connect 3 stations you need a Near Station 379 A and a Near Station 379 B cable. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 16: Cabling
See Party Line, Technical Concept User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 17: Party Line, Technical Concept
0.1 sec Note: 0 dBu = 775 mV into open circuit ASL reserve the right to alter specifications without further notice. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...
Page 18: Design Criteria
Negative effects in the performance of beltpacks can be avoided when keeping them at a safe distance from equipment which might radiate strong electro-magnetic fields, such as transmitters antennas and dimmers. User Manual PS 4379 - Issue 1 © 2007 ASL Intercom, Utrecht, The Netherlands...

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