Instruction/ maintenance manual of the product GA24/12 Yamaha
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E MIXING CONSOLE Owner’s Manual.
ii GA32/12, GA24/12—Owner’s Manual Precautions 1. A void excessive heat, humidity , dust and vibration K eep the unit a wa y from locations wher e it is likely t o be exposed to high temperatur es or humidity — such as near radiators, sto ves, etc.
Introduction 1 GA32/12, GA24/12—Owner’s Manual Introduction Thank you for c hoosing the Y amaha GA32/12 or GA24/12 mixing console. Please read this manual thoroughly to tak e best advantage of the console and ext end its useful life.
2 Front Panel GA32/12, GA24/12—Owner’s Manual Front Panel Monaural input channels The GA32/12 {GA24/12} has 28 {20} monaural input channels. The y are locat ed on both sides of the master section and feature the same specifications. A Pad switch This switch is used to atten uat e input sig nals by 26 dB.
Monaural input channels 3 GA32/12, GA24/12—Owner’s Manual I ON switches These switches are used to turn on and off the sig nals rout ed fr om the input channel to MIX buses 1–4. J M5–M10 mix level controls These contr ols r oute the input channel signals to MIX buses 5–10.
4 Front Panel GA32/12, GA24/12—Owner’s Manual Stereo input channels The GA32/12 and GA24/12 pro vide two st er eo input channel modules. U se the paired INPUT 13/14 and 15/16 jacks (see page 17, rear panel 5 ) to input ster eo sig nals.
Stereo input channels 5 GA32/12, GA24/12—Owner’s Manual I PRE (Pre-fader) switches These switches are used to select pr e- or post-fader for sig nals sent from the st er eo input channel to MIX buses 5–10. Each switch is effectiv e for one pair of MIX buses:5/6, 7/8, or 9/10.
6 Master Section GA32/12, GA24/12—Owner’s Manual Master Section V ariable/Fix select section The GA32/12 and GA24/12 feature a GA (Gr oup/A ux) diversity function, which enables y ou to use the MIX bus 1–4 signals as group bus signals or A UX bus signals.
Mix section 7 GA32/12, GA24/12—Owner’s Manual ■ M1–M4 These modules function as output channels for either a group bus or an A UX bus, depending on the setting of the switches in the V ar iable/Fix select section.
8 Master Section GA32/12, GA24/12—Owner’s Manual Signal flow in the V ar iable/Fix select section and Mix section VARIABLE/FIX FIX MIX OUT 1 MIX INSERT I/O 1 to MTRX PFL PAN to AFL CTL R L R L ST.
ST (Stereo) section 9 GA32/12, GA24/12—Owner’s Manual ST (Stereo) section This section enables you t o c ontrol the ST bus signals output from the ST1 OUT jacks (see page 17, rear panel 9 ) and ST2 OUT jacks (see page 17, r ear panel J ).
10 Master Section GA32/12, GA24/12—Owner’s Manual AUX RETURN section The GA32/12 and GA24/12 pro vide four ster eo A UX returns. U se the paired A UX RETURN 1–4 L/R jacks (see page 17, rear panel 8 ) to input st er eo sig nals.
MATRIX section 11 GA32/12, GA24/12—Owner’s Manual Signal flow in the A UX RETURN section MA TRIX section The GA32/12 and GA24/12 pro vide two matrix modules that allow y ou to mix MIX buses 1–4 and ST bus signals at desired levels. M atr ix 1–2 signals are output in monaural via the MA TRIX OUT 1–2 jacks (rear panel K ).
12 Master Section GA32/12, GA24/12—Owner’s Manual C-R MONI (Control room monitor) section PHONES (headphones) section This section enables you t o c ontrol signals monitored via the C-R MONIT OR OUT jacks (see page 18, rear panel M ) and the PHONES jack on the front panel (C-R MONI section/ PHONES section 6 ).
TAPE IN section 13 GA32/12, GA24/12—Owner’s Manual T APE IN section This section enables you t o c ontrol line-level signals input from the T APE IN jacks. I nput signals from the T APE IN jacks can be r outed to the ST bus or directly to the C-R MONIT OR OUT jacks and PHONES jack.
14 Master Section GA32/12, GA24/12—Owner’s Manual T ALKBACK section This section is used to r out e talkback signals to the MIX buses and the ST bus. A INPUT jack This XLR -3-31 unbalanced input jack is used to c onnect a talkback microphone with an output impedance of 50–600 Ω .
METER SELECT section 15 GA32/12, GA24/12—Owner’s Manual METER SELECT section Y ou can select the sig nal sourc e t o be displayed in the M eter bridge section.
16 Rear Panel GA32/12, GA24/12—Owner’s Manual Rear Panel A INPUT A jacks 1–12, 17–32 {1–12, 17–24} These are balanc ed, XLR -3-31 monaural input jacks.
Rear Panel 17 GA32/12, GA24/12—Owner’s Manual E INPUT jacks 13–16 These are unbalanced phone jacks for the st ereo input channels, w ith nominal input levels ranging from –34 dB t o +10 dB . If you are using the st ereo input modules as monaural channels, connect a plug to 13L (MONO) or 15L (MONO) jack.
18 Rear Panel GA32/12, GA24/12—Owner’s Manual L ST INSERT I/O jacks These TRS phone jacks are used to insert an external pr ocessor into the ST bus, w ith nominal input/output levels of 0 dB.
GA Diversity Function 19 GA32/12, GA24/12—Owner’s Manual GA Diversity Function What is GA Diversity? GA Div e rsity is an output select function that allows y ou to use the MIX OUT jacks as group output jacks or A UX output jacks on the GA32/12 and GA24/12.
20 Specifications GA32/12, GA24/12—Owner’s Manual Specifications General specifications * T ur n ov er/Roll off frequency of shelv ing: 3 dB belo w maximum var iable level.
Input specifications 21 GA32/12, GA24/12—Owner’s Manual Input specifications Output specifications 1. Sensiti vity is the lowest level that will produce an output of +4 dB (1.23 V) or the nominal output level when the unit is se t to maximum gain.
22 Specifications GA32/12, GA24/12—Owner’s Manual Dimensions Unit: mm D: 705 H: 161 800 172 400 107 500 172 186 186 500 W: 1144 W: 1372 GA32/12 GA24/12.
Block and Level diagram 23 GA32/12, GA24/12—Owner’s Manual Block and Level diagram ST2 OUT ST1 OUT C-R MONITOR PHONES –60 –50 –40 –30 –20 –10 0 +10 Ch INSERT MIX OUT REC OUT TAPE IN ST.
VZ46530 R0 1 IP 28 Y AMAHA CORPORA TION P .O .Box 1, Hamamatsu, Japan 98 01 1500 NP Printed in T aiw an.
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However, one of the most important roles played by the user manual is to help in solving problems with Yamaha GA24/12. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Yamaha GA24/12 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
