ALLEN & HEATH ANALOGUE ZONE Series Installation & User Manual Download Page 4

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GR4 User Guide

AP10223 Issue_2

Introduction

8in / 4out Zone Mixer

The GR4 is a 1U rack-mounting or desktop

audio

mixer,

providing

simple

yet

comprehensive control of background music

and paging in bars, restaurants, stores and

other leisure / retail environments. Standout

features include optional remote wall plates, a

mic input on the front panel, plus a 3.5mm jack

on the front for portable music sources.

Packed Contents

The following items are included in the box when the GR4 is shipped.

1 x GR4 Zone Mixer

1 x User Guide (AP10223).
1 x ROHS Addendum Notes (AP7014).
1 x Safety Instructions (AP9240/CL1-1) -

PLEASE READ BEFORE CONTINUING WITH THIS MANUAL.

1 x Mains Cable

(IEC C13 to local

mains connector)

1 x Set of Rack

ears

4 x M3 X 6mm

Countersunk

Pozi screws

2 x Header Plug

Euroblock 2-

Pole

2 x Header Plug

Euroblock 4-

Pole

10 x Header Plug

Euroblock 3-Pole

19 x Blanking

Bung

Summary of Contents for ANALOGUE ZONE Series

Page 1: ...ALLEN HEATH INSTALLATION USER GUIDE ANALOGUE ZONE SERIES ...

Page 2: ...ound on the Allen Heath website Repair or replacement under the terms of the warranty does not provide right to extension or renewal of the warranty period Repair or direct replacement of the product under the terms of this warranty may be fulfilled with functionally equivalent service exchange units This warranty is not transferable This warranty will be the purchaser s sole and exclusive remedy ...

Page 3: ...s 12 6 4 Alarm Input 13 6 5 Page Input 14 6 6 Remote Connection 14 Setting up GR4 16 7 1 Operating Features 16 7 2 Internal Jumper Settings 17 7 3 Dip Switch Settings 18 7 4 Programming Parameters 19 FAQ 20 Block Diagram 21 Specifications 22 Connection Diagram 23 Application Examples 24 Before starting read the Important Safety Instructions printed on the sheet supplied with the equipment For your...

Page 4: ...ont panel plus a 3 5mm jack on the front for portable music sources Packed Contents The following items are included in the box when the GR4 is shipped 1 x GR4 Zone Mixer 1 x User Guide AP10223 1 x ROHS Addendum Notes AP7014 1 x Safety Instructions AP9240 CL1 1 PLEASE READ BEFORE CONTINUING WITH THIS MANUAL 1 x Mains Cable IEC C13 to local mains connector 1 x Set of Rack ears 4 x M3 X 6mm Counters...

Page 5: ...ff to 6dB ST LEVEL Adjustable rotary level control for LINE inputs 1 4 Line level control of Off to 6dB Hi LEV LED LED level indicator which illuminates when signal to MIC 1 4 and ST 1 to 4 is approaching clip level The Hi Level LED illuminates when one or more inputs are at 3dB before clip level AUX INPUT Auxiliary input on 3 5mm jack socket This input will override any input connected to ST4 on ...

Page 6: ... Zone 1 output signal Shelving EQ with 15dB with cut off frequency at 8kHz Z2 MIC MIX OUTPUT LEVEL Adjustable rotary level control for MIC Mix to Zone 2 Output level control Off to 6dB Z2 MIC SELECT SWITCH Output Zone Mic selection switch used to add remove mic sources to from the output Zone 2 mix signal The following combinations are supported Mic 1 only Mics 2 4 only All Mics Z2 OUTPUT METER Th...

Page 7: ... of Zone 4 Mix Illumination will occur at 18 3 and 17dB 3 3 General POWER INDICATOR LED indicator showing the unit has power Also used to indicate when unit is in Programming mode see section 6 4 MAINS SWITCH Switch to power the unit ON OFF Note The mains button can be removed and replaced with a blanking bung to avoid accidental powering off of the unit Rear Panel 4 1 General AC POWER IEC recepta...

Page 8: ...IP switch option for Normally Open Closed for paging announcements On activation all inputs will fade to the pre set level except for Mic 1 and Z1 Z2 LED s will flash slowly Normal operation will resume once contact is reset to original state ANALOGUE ZONE REMOTE 4 pole Euroblock connector for connection of custom or 3rd party volume and or source selection panels See section 6 6 for detailed desc...

Page 9: ...tween rear Euroblock and front mount XLR via front mount switch MIC INPUT ADJUSTMENT Microphone gain Lo and Hi EQ trim pots used to adjust the input sensitivity of the pre amplifier channel and to adjust the EQ setting of the MIC channel Setting the channel gain 1 Connect the microphone to be used with the associated input 2 Speak into the microphone whilst adjusting the gain trim with a small fla...

Page 10: ... sure to use the supplied screws or exact replacements damage to internal PCB s can result when using longer screws 2 Using the small flat bladed screwdriver gently remove the four rubberized feet on the base of the unit Gently prize the central plastic grommet away from the unit Once removed the rubberized feet can be strored safely for future use To reinstate simply push the grommet into place 3...

Page 11: ...elow wiring diagram Refer to 4 4 Input Section for location details XLR to Euroblock Balanced to Balanced 0 Screen Pin 1 Hot Pin 2 Cold Pin 3 Balanced microphone input wiring example 6 2 Stereo Inputs Line level stereo inputs are unbalanced on RCA connectors Refer to 4 4 Input Section for location details RCA to RCA Unbalanced to Unbalanced Tip Tip Sleeve Sleeve Unbalanced line input wiring exampl...

Page 12: ...nections on Euroblock type connectors Pin assignments are screen printed above the connector or alternatively use the below wiring diagrams Refer to 4 3 Output Section for location details Euroblock to XLR Balanced to Balanced 0 Screen Hot Cold Balanced line output XLR wiring example Euroblock to TRS Balanced to Balanced 0 Sleeve Tip Ring Balanced line output TRS wiring example BALANCED SOURCE TRA...

Page 13: ...m Input The Alarm input is a 2 pole connection on Euroblock type connector and is typically configured to the Normally Closed contacts Pin assignments are screen printed above the connector or alternatively use the below wiring diagrams Refer to 4 2 Control Section for location details 2 Wire Alarm Contact Closure 0 COM N O or N C 2 wire contact example ...

Page 14: ... 14 remote controllers A maximum of two PL 14 s can be connected in daisy chain wiring with various control options depending on installation requirements see PL 14 manual for additional details regarding cable types and length Refer to 4 2 Control Section for location details Do not connect remote port to anything other than the designated remote controller Digital Remote RJ45 to RJ45 1 White Ora...

Page 15: ...uts and are typically used as a variable resistance and stepped voltage control for analogue volume control and source selection Pin assignments are screen printed above the connector or alternatively use the below wiring diagrams Refer to 4 2 Control Section for location details 4 Wire Analogue Remote 0 0V L Level S Source 10V Analogue remote connection example ...

Page 16: ...ry mic mode Emergency Mic Mode When ALARM contact is activated all zone feeds are muted and Mic 1 is fed direct to all zones All select LEDs except Mic 1 LED are switched off for the duration Mic 1 LED will flash quickly Juke Box Mode Is a priority Music feed When in Jukebox mode and audio is sensed on ST3 the current music feed will duck to the pre set level If ST3 is silent for the pre set perio...

Page 17: ...B 0dB ST3 R Gain 10dB 0dB ST4 L Gain 10dB 0dB ST4 R Gain 10dB 0dB Zone 1 A Gain 10dB 4dBu Zone 1 B Gain 10dB 4dBu Zone 2 A Gain 10dB 4dBu Zone 2 B Gain 10dB 4dBu Zone 1 Mono Zone 1 mono output Zone 1 stereo output Zone 2 Mono Zone 2 mono output Zone 2 stereo output Zone 3 Mix Multiple Configurations see matrix p18 No output Zone 4 Mix Multiple Configurations see matrix p18 No output WARNING THIS A...

Page 18: ...ic Select Lock F Z1 Music Select Lock G Z2 Mic Select Lock H Z2 Music Select Lock I Z1 Volume Local Remote Control J Z1 Stereo Input Local Remote Control K Z2 Volume Local Remote Control L Z2 Stereo Input Local Remote Control M PAGE logic invert N ALARM logic invert O Phantom Power Enable Mic 1 P Phantom Power Enable Mics 2 4 Switches Primary Mic mode ON Switches Secondary Mic mode ON Switches Juk...

Page 19: ...h the parameter to change as shown in Table 1 2 Use Z1 Mic Music SEL switches to toggle through the value required as shown in Table 1 3 The new parameter value is stored automatically The parameter LED will flash quickly during the save procedure Exit Programming Mode 1 Power cycle the unit to return to normal operation LED will remain solid Table 1 Showing Parameter Value LED State matrix Factor...

Page 20: ...s for use with Zone remote panels only and is not intended for connection to a network switch Q How do I control the unit remotely A Remote control can be achieved by either using the optional Allen Heath PL 14 controller or via custom wired control The ZONE REMOTE RJ45 port on the rear of the unit will accept up to two PL 14 s which are connected in a daisy chain configuration An optional PL 5 re...

Page 21: ...GR4 User Guide 21 AP10223 Issue_2 Block Diagram ...

Page 22: ...0kHz 0 5dB ST THD n 10dBu in 1kHz 0 015 22 22kHz ST THD n 0dBu in 1kHz 0 035 22 22kHz Crosstalk from unselected channel 75dB 1kHz Zone Outputs Nominal Zone Level 0dBu 10dBu with optional jumper Main Zone Level control Max 0dB Main Zone Level control Min OFF Main Zone 3 Segment LED Meter 18 3 17dBu Main Zone EQ LF 15dB fc 60Hz Main Zone EQ HF 15dB fc 9kHz Main Zone Clip level Unity gain 21dBu Alarm...

Page 23: ...GR4 User Guide 23 AP10223 Issue_2 Connection Diagram ...

Page 24: ...GR4 User Guide 24 AP10223 Issue_2 Application Examples ...

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