Instruction/ maintenance manual of the product MX-104 Toa
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Operating Instruction M anual T O A POWERED MIXER Model MX-104 T O A ELECTRIC C O., LTD. KOBE, JAPAN.
1 . X LR Type Audio Connector T he connectors a re wi red a s follows. 2 . Description of components an d functions o n the MX-104. Various descriptions a re applied, depending o n eac h m anufacturer. I n o ur Ope rati ng a nd Instruction Manual explanation of components an d functions i s made according to our usage for t he m.
Features 1 . Four input channels 2 . 1 0 0 watts into 8 ohms, 1 5 0 watts into 4 o hms 3 . Patchable 5-band graphic E Q 4 . Au to Com p compression unit w/LED 5 . Built-in spring reverb 6 . Power amp protection circuitry w/LED 7 . F ul l patch bay 8 .
High Equalizer Control (HIGH) Th e high EQ control alters the hi gh frequency response of t he inpu t channel, providing ± 13dB at 10kHz, an d ±15dB a t 20kHz of continuously variable active shelving equalization. The " 0 " detented position provides fl at audio response.
Rear Pane l Power S wi t ch ( POWER) The power s w itch i s a three- position type wi th the middle position being th e "off position. The MX-104 should be operated in the switch position which produces the lowest am ount o f system hum.
SPEAKER SYSTEM (Self powered speak ers MAI N SPEAKER SYSTEM for foldback TO A model SM-2 5A) From Speaker j ac k on Rear Panel Lo w Z input should b e connected with low impedance (5 0 ohm ~ 6 0 0 ohm.
Generally speaking, there ar e two rules to follow when c onnecting equipment outputs to the inputs of other equipment. 1 . Properly m atch the impedances of t he outputs a n d inputs.
BLOCK DIAGRAMS LEVEL DIAGRAM — 7 — Block an d Leve l D ia gr am s.
MIX ER SECTION Frequency Response +0, -3dB 60Hz~20kHz ( i n pu t LEVEL at " 5 " position) Total Harmonic D istortion 0.05% +4dB* at 1k Hz. Hum and Noise (Open) Equivalent Input No is e -130d.
LO W Z HIG H Z IN & I NPUT EQ (LEVEL C ontrol ) HI GH Z IN . & INPU T EQ (se t at " 5 " ) GEQ POWE R A M P POWE R B AN D WIDT H PO WE R AM P T .
TOA ELECTRIC CO., LTD. KOBE, JAPAN Printed in Japan 133-02-690-80.
An important point after buying a device Toa MX-104 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toa MX-104 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toa MX-104 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toa MX-104 you will learn all the available features of the product, as well as information on its operation. The information that you get Toa MX-104 will certainly help you make a decision on the purchase.
If you already are a holder of Toa MX-104, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toa MX-104.
However, one of the most important roles played by the user manual is to help in solving problems with Toa MX-104. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toa MX-104 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
