Instruction/ maintenance manual of the product VM04 Fostex
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Model Owner ’ s manual 4CH DIGIT AL MIXER WITH DSP EFFECTS Introduction Thank you very much for having purchased the Fostex VM04. This unit is a digital mini-mixer so the internal signal processing is all done digitally. Its input section consists of four analog input channels including two that can take a microphone.
2 VM04 Owner’s manual CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER - SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN "WARNING" "TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
3 VM04 Owner’s manual Precautions (please read before use) Power supply * When unplugging the AC adaptor from the outlet, be sure to grasp the adaptor. Attempting to unplug it by pulling on the AC cable may damage the wiring. * It is dangerous to use any power cable that is cut or frayed.
4 VM04 Owner’s manual Let’ s examine the VM04 in more detail. The basic rationale of an audio mixer is to be able to add more than two sounds together. The size of the mixer depends on the number of input and output channels it has, but the mixer’s role remains basically the same.
5 VM04 Owner’s manual CH1 A/D LO HI PRE/POST FADER PAN EFFECT SEND 10kHz 100Hz INPUT 1 (-10dBV~-50dBV) METER TRIM 1. Input Section As Channel 1 and 2 are identical in the VM04, let’s take Channel 1 as an example. In the VM04 block diagram, the input is on the left and output is on the right, i.
6 VM04 Owner’s manual P OST PA N EFFECT SEND MASTER MASTER F ADER L R EFFECT 2. Buss Section To the right of Channels 1,2,3 and 4 on the block diagram, you will see three vertical lines. These are the Buss lines. They are the main audio signal streams which flow between the input and output sections.
7 VM04 Owner’s manual MASTER D/A D/A METER MASTER FADER PHONES PHONES OUTPUT (-10dBV) S/P DIF OUT L R EFFECT EFFECT After the MASTER FADER, there are two arrows pointing downwards and to the right labeled “METER”. The VM04 will extract the signal level at this point and display it in the LCD Display L/R level meters.
8 VM04 Owner’s manual INPUT -10 -50 TRIM TRIM -10 -50 32 1 4 OUTPUT L R MIN MAX PHONES FOOT SW OUT S/P DIF 9V DC IN RESET 12 3 4 56 7 8 9 10 12 11 13 14 15 16 17 18 19 20 21 22 23 24 1. DC INLET connector To connect the standard accessory AC adaptor to power up the VM04.
9 VM04 Owner’s manual 8. TRIM knobs These volume knobs control the input gain of INPUT 1 and 2 according to the incoming signal level. Range: -10dBV~-50dBV. When you turn it clockwise, the gain will increase so that the Input socket can take low level signal inputs.
10 VM04 Owner’s manual Insulation paper INPUT -10 -50 TRIM TRIM -10 -50 32 1 4 OUTPUT L R MIN MAX PHONES FOOT SW OUT S/P DIF 9V DC IN RESET RESET switch FOOT SW OUT S/P DIF 9V DC IN T o the AC outlet 2. Before Use The VM04 employs a memory back up battery inside the unit.
11 VM04 Owner’s manual EQ VIEW CHANNEL EDIT MASTER 4 3 2 1 MAX MIN SCENE No 0 6 12 24 OL 1234LR1234 MIN [ L ] [ R ] MAX EFF HI LO PAN EQ VIEW LEVEL FADER ADJUST ENTER EXIT DATA STORE RECALL SCENE PA.
12 VM04 Owner’s manual EQ VIEW CHANNEL EDIT MASTER 4 3 2 1 MAX MIN SCENE No 0 6 12 24 OL 1234LR1234 MIN [ L ] [ R ] MAX EFF HI LO PAN EQ VIEW LEVEL FADER ADJUST ENTER EXIT DATA STORE RECALL SCENE PA.
13 VM04 Owner’s manual 0 6 12 24 OL 1234 LR 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER 4. Initial Setting When you first power up the VM04, the LCD Display will show the following initial setting. Character section of the LCD Display It will show <FOSTEX>, <VM04> then, “Init.
14 VM04 Owner’s manual INPUT -10 -50 TRIM TRIM -10 -50 32 1 4 OUTPUT L R MIN MAX PHONES FOOT SW OUT S/P DIF 9V DC IN RESET Adjusts the volume level of the headphones . VIEW CHANNEL EDIT MASTER 4 3 2 1 MAX MIN MAX MIN MAX MIN MAX MIN 0 6 12 24 OL 1234LR 1234 MIN L R MAX VIEW 48 EQ PAN LO HI EFF SCENE NO.
15 VM04 Owner’s manual Press the CHANNEL EDIT key 1. P AN dot is flashing. A dot moving up and down. Indicates L1 ~ L10 or R1 ~ R10. 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO.
16 VM04 Owner’s manual 0 6 12 24 OL 1234LR 1234 MIN L R MAX 48 EQ PAN LO HI EFF SCENE NO. LEVEL VIEW CH MASTER Flashing 0 6 12 24 OL 1234L R 1234 MIN L R MAX 48 EQ PA N LO HI EFF SCENE NO. LEVEL VIEW CH MASTER LO dot is flashing. A dot moving up and down.
17 VM04 Owner’s manual 0 6 12 24 OL 1234LR 1234 MIN L R MAX VIEW 48 EQ PAN LO HI EFF SCENE NO. LEVEL CH MASTER 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER EFF dot is flashing. A dot moving up and down. Indicates 0 ~ 99.
18 VM04 Owner’s manual 7. Ef fect Mode The VM04 carries 20 types of internal digital effects. You can also alter their parameter settings in detail. We will discuss the digital effects here. To fully understand their versatile effect functions, we recommend that you listen to the actual sound while reading the explanations below.
19 VM04 Owner’s manual 1 2, 5 3, 7 6 4 0 6 12 24 OL 1234 LR 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO.
20 VM04 Owner’s manual 7-2. EFFECT P ARAMETER setting You can alter the parameter setting according to the Effect type. 1. Reverb related Effects The 12 Effects from 1:HallRev1 to 12:Stadium2 are the Reverb related Effects. They have five parameters: 1.
21 VM04 Owner’s manual 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO.
22 VM04 Owner’s manual The first digit will blink. 0 6 12 24 OL 1234L R 1234 MIN L R MAX VIEW 48 EQ PA N LO HI EFF SCENE NO. LEVEL CH MASTER 5. Early Reflection Balance setting Use this to adjust the initial echo level of the reverb. Press the EFFECT P ARAMETER key once again.
23 VM04 Owner’s manual If you want to quit the Scene Store in the middle of its process, press the EXIT key. You can return to the Normal Mix mode any time. 5. Press the ENTER key after you have named your Scene. The character section will momentarily show “-STORE-” and return to the Normal Mix mode.
24 VM04 Owner’s manual Lights up Blinking 2. Adjust the Fader so that the lit dot meets the blinking dot. The MASTER Fader will adjust both L and R dots at the same time. When this happens, the actual audio level will not change even though you have moved the Faders.
25 VM04 Owner’s manual Foot Switch Caution The Scenes that you can recall are from 01 to 20. Y ou cannot recall the preset Scene number 00 in the Scene Direct Recall mode. 2. Press the EXIT key to quit the mode after you have recalled the Scene that you want.
26 VM04 Owner’s manual 10. Other modes 10-2. Battery Check Press the EFFECT PARAMETER key while holding the EXIT key and the ENTER key together. The character section will show the voltage of the memory backup battery inside your VM04 for a second, and then return to the Normal Mix mode.
27 VM04 Owner’s manual Press the EFFECT P ARAMETER key while holding the EXIT key and ENTER key . <Mixer Section> INPUT 1, 2 Connector: ø6 mm Phone Jack/Un-balanced Input Impedance: 20k Ω o.
An important point after buying a device Fostex VM04 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Fostex VM04 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 Fostex VM04 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Fostex VM04 you will learn all the available features of the product, as well as information on its operation. The information that you get Fostex VM04 will certainly help you make a decision on the purchase.
If you already are a holder of Fostex VM04, 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 Fostex VM04.
However, one of the most important roles played by the user manual is to help in solving problems with Fostex VM04. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Fostex VM04 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
