ALLEN&HEATH SERVICE MANUAL GL2800M Copyright © 2007 Allen & Heath Limited. All rights reserved Allen & Heath Limited Kernick Industrial Estate, Penryn, Cornwall, TR10 9LU, UK http://www.allen-heath.
This product is warranted to be free from defects in materials or workmanship for period of one year from the date of purchase by the original owner. To ensure a high level of performance and reliability for which this equipment has been designed and manufactured, read this User Guide before operating.
SERVICING PRECAUTIONS AND GENERAL NOTES PARTS IDENTIFICATION • • • How to order parts Exterior parts Interior parts BLOCK DIAGRAM CIRCUIT DIAGRAMS SOFTWARE & FIRMWARE SPECIFICATION ALLEN&HEATH GL2800M service manual AP7177 Issue 2 Page - 3 - of 13
DEVELOPMENT CHANGES ALLEN&HEATH GL2800M service manual AP7177 Issue 2 Page - 4 - of 13
PARTS IDENTIFICATION How to order parts Parts must be ordered from our distributor in your territory. A list of international distributors can be viewed at http://www.allen-heath.com/UK/distributors.asp UK parts must be ordered through an appointed A&H dealer or service centre. A list of UK service centres can be viewed at http://www.allen-heath.com/UK/service_centres.
POTENTIOMETERS & FADERS Channel Gain AI3838 EQ frequency AI8005 Mix Master Master 1/2 Big headphone AL5903 EQ frequency AI8005 Small headphone 3.
XLR4 pin AL8104 XLR screw AB2810 Ident strip 17-24 AK6474JIT Push button tall grey AJ8071JIT Ident strip 1-8 AK6472JIT Ident strip 9-16 AK6473JIT 8 7 6 5 4 3 2 1 Feet AK0102JIT ALLEN&HEATH GL2800M service manual AP7177 Issue 2 Page - 7 - of 13
INTERIOR PARTS: Master connector 003-612JIT Power connector 003-372JIT 4M connector 003-611JIT Screw (base) AB2809 Mono i/p 003-607JIT Master 1 003-609JIT Mix master 003-608JIT Headphone socket AL6264 Master 2 003-610JIT ALLEN&HEATH GL2800M service manual AP7177 Issue 2 Page - 8 - of 13
IDENTIFY PANASONIC FADERS / ALPS FADERS BY MIXER SERIAL NUMBER List of mixer serial numbers using Panasonic Faders on Mix Masters to date 15109106: L28MON24002847 L28MON32002932 L28MON32002934 L28MON32002935 L28MON32002936 L28MON40002944 L28MON40002945 L28MON24002949 L28MON24002950 L28MON40002951 L28MON40002952 L28MON48002983 L28MON32002985 L28MON24003012 L28MON24003013 L28MON24003014 L28MON24003015 L28MON32003017 L28MON32003019 L28MON40003026 L28MON40003027 L28MON40003028 L28MON40003031 ALLEN&HEATH GL280
List of mixer serial numbers using Panasonic Faders on Mix Masters to date 5110106: L28MON24002847 L28MON32002932 L28MON32002934 L28MON32002935 L28MON32002936 L28MON40002944 L28MON40002945 L28MON24002949 L28MON24002950 L28MON24003012 L28MON24003013 L28MON24003014 L28MON24003015 L28MON3200298s L28MON32003017 L28MON32003019 L28MON32003055 L28MON32003063 L28MON32003064 L28MON320031 13 L28MON40002951 L28MON40002952 L28MON48002983 L28MON40003026 L28MON40003027 L28MON40003028 L28MON40003029 L28MON40003031 L28MON4
GL2800Ms with Panasonic faders on whole mixer.
SPECIFICATION: Performance Maximum XLR input level +34dBu (inc pad) Maximum XLR output level +26dBu Internal headroom Channels +20dB, Mix +22dB Master meters 12 segment -30 to +16dB, 0VU= +4dBu XLR Channel meters 4 segment -12,0,+6+16dB (5dB before clip) Frequency response 20Hz to 50kHz +0/-1dB Mic CMRR at 1kHz > 80dB typical THD+n at +14dBu 1kHz Mic to mix out < 0.
ALLEN&HEATH GL2800M service manual AP7177 Issue 2 Page - 13 - of 13
