Extron electronics MTPX Plus Series, User Manual

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Operation, cont’d
MTPX Plus Twisted Pair Matrix Switchers • Operation
3-34
6 . Press and release the View button to exit View-only mode (figure 3-49).
All input buttons and output buttons
return to unlit or background illumination.
VIEW
Press the View button
to exit View-Only mode.
The View button returns to
unlit or background
illumination.
Figure 3-49 — Press the View button to exit View-only mode
Viewing and adjusting the TP input audio level
The audio level of each twisted pair 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 (figure 3-50). 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
MTPX Plus 1616
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
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
AUDIO VIDEO
I/O CONTROL
ENTER PRESET VIEW ESC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
INPUTS
OUTPUTS
CONFIG
MTPX PLUS SERIES
MTP MATRIX SWITCHER
Figure 3-50 — 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 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.