Extron electronic 450 Plus Series manual Select an input

3. Press and release the input 5 button (figure 3-59).

Press and release the Input 5 button.

The button lights green.

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									N
									P
									U
17	18	19	20	21	22	23	24	31 32	ST

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

•Each output button indicates 1 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.

Green Unlit

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O U T P U T S

Unlit

Figure 3-59 — Select an input

Figure 3-60 shows the same level (+8 dB) as in figure 3-59, but displayed on a 16-output-button switcher, such as a CrossPoint 450 Plus 816 HVA.

Green Unlit

1 2 3 4 5 6 7 8 9 16

OUTPUTS

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

Figure 3-60 — Level display on a 16-output-button switcher

Figure 3-61 shows the same level (+8 dB) as in figure 3-59, but displayed on a 8-output-button switcher, such as a MAV Plus 84 HDA.

Flashing fast
Green Green	Unlit

1	2	3	4	5	6	7	8
			OUTPUTS

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

Figure 3-61 — Level display on a 8-output-button switcher

CrossPoint 450 Plus and MAV Plus Switchers • Operation 3-39