Operation, cont’d

3.

Press and release the Input 5 button (figure 3-56).

Press and release the Input 5 button.

The button lights green.

 

 

 

 

 

INPUTS

 

1

2

3

4

5

6

7

8

Green Green Green

1 2 3F 4 5

6

7

8

OUTPUTS

 

 

 

The output buttons display the selected input's audio level and polarity (gain or attenuation).

Each button indicates: 1 dB when blinking slowly, 2 dB when blinking quickly, 3 dB when lit.

When the buttons are lit green, they indicate a gain (+) audio level.

When the output buttons are lit red, they indicate an attenuation (-)level.

In this example, the output buttons display an audio gain level of +8 dB.

= Unlit button

F

= Fast blinking button

Figure 3-56 — Select an input

4. Press and release the View (<) button once (figure 3-57) to decrease the input audio level by 1 dB.

Press and release the View (<) button several more times (figure 3-57) to decrease the input audio level by 1 dB per button push. Note the output button indication changes that occur each time the View (<) button is pressed.

Figure 3-57 shows the result of pressing the View (<) button a total of nine times. Note that the level is now displayed in red to indicate a negative level.

Press the View button to decrease the input audio level by 1 dB per button push.

VIEW

Red

1S

2

3

4

5

6

7

8

OUTPUTS

The output buttons display the selected input's audio level and polarity (gain or attenuation).

Each button indicates: 1 dB when blinking slowly, 2 dB when blinking quickly, 3 dB when lit.

When the buttons are lit green, they indicate a gain (+) audio level.

When the output buttons are lit red, they indicate an attenuation (-)level.

In this example, the output buttons display an audio attenuation level of -1 dB.

1S = Slowly blinking button

Figure 3-57 — Adjust the input audio level

3-32 MVX Plus 128 VGA Matrix Switchers • Operation

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Extron electronic MVX PLUS 128 manual 3 F 4