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
arangeof-18dBto+24dBtoensurethatthereisnonoticeablevolumedifference
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
ENTERPRESET
VIEW
ESC
1
2
34
5
6
7
8
9
10
11
12
13
14
15
16
1
2
34
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
greaterthegainorattenuation.Greenoutputbuttonsindicateagain(+)
audio level and red output buttons indicate an attenuation (–) level.
