Extron electronics CrossPoint 450 Plus Series - Viewing.and.adjusting.the.input.audio.level.(Audio.models)

Operation, cont’d
CrossPoint / MAV Matrix Switchers • Operation
3-38
Viewing and adjusting the input audio level (audio models)
On models with audio, the audio level of each input can be displayed and adjusted
througharangeof-18dBto+24dBtoensurethatthereisnonoticeablevolume
differenceamongsources(gure3-56).Theaudiolevelcanbeadjustedfromthe
frontpanelorunderserialportorEthernetcontrol.Thedefaultaudiolevelis0dB.
Audio
Inputs
Audio
Inputs
VCR
No noticeable
volume differences
between sources
Audio System
CD Jukebox
Crosspoint 450 Plus 3232
0
-3
-6
-9
-12
-15
Low Audio
Output Level
+4
+1
-2
-5
-8
-12
-18
-21
-15
-18
3 +7
6 +10
9 +13
12 +16
15 +19
18 +21
21 +24
VU dBu
0
-3
-6
-9
-12
-15
High Audio
Output Level
+4
+1
-2
-5
-8
-12
-18
-21
-15
-18
3 +7
6 +10
9 +13
12 +16
15 +19
18 +21
21 +24
VU dBu
I
N
P
U
T
S
O
U
T
P
U
T
S
C O N T R O L
I / O
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
POWER SUPPLY
PRIMARY
REDUNDANT
0
-3
-6
-9
-12
-15
Output
Level
+4
+1
-2
-5
-8
-12
-18
-21
-15
-18
3 +7
6 +10
9 +13
12 +16
15 +19
18 +21
21 +24
VU dBu
CROSSPOINT PLUS SERIES SWITCHER WITH ADSP
PRESET ENTER
ESC
RGBHV
VIEW
AUDIO
Figure 3-56 — Audio gain and attenuation
1. PresstheEscbuttontoclearanyinputbuttons,outputbuttons,orcontrol
buttons that may be lit.
2
. To enter Audio mode, press and hold the Audio button until the button begins
to blink red, then release the button.
3
. Pressandreleaseaninputbuttontoselectaninput.Theoutputbuttons
displaytheaudiolevelandpolarity(+or–)fortheselectedinput;themore
outputLEDslit,thegreaterthegainorattenuation.Greenoutputbuttons
indicateagain(+)audiolevelandredoutputbuttonsindicateanattenuation
(–)level.
Audio gain and attenuation is displayed differently on different models.
• Switcherswith32outputbuttons—Eachoutputbuttonindicates1dB
whenlit.Seethetableonpage3-40.
• Switcherswith16outputbuttons—Eachoutputbuttonindicates1dB
whenblinkingand2dBwhenlit.Seethetableonpage3-41.
• Switcherswith8outputbuttons—Eachoutputbuttonindicates1dB
when blinking slowly, 2 dB when blinking quickly, and 3 dB when lit.
Seethetableonpage3-41.
4. PressandreleasetheEsc(
>
) and View (
<
) buttons to increase and decrease
the audio level.