Extron electronics MVX VGA A User Manual page 55

Computer video (vga) and audio matrix switchers
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Operation, cont'd
Audio output volume settings
MVX 128 A
Output
dB of
volume
attenuation
1
2
3
4
0%
76
5.5%
63
S
7%
62
8.5%
61
F
10%
60
11.5%
59
13%
58
S
14.5%
57
16%
56
17.5%
55
F
19%
54
20.5%
53
22%
52
S
23.5%
51
25%
50
F
26.5%
49
28%
48
29.5%
47
31%
46
S
32.5%
45
34%
44
F
35.5%
43
37%
42
38.5%
41
40%
40
S
41.5%
39
43%
38
44.5%
37
F
46%
36
47.5%
35
49%
34
50.5%
33
52%
32
53.5%
31
55%
30
56.5%
29
58%
28
59.5%
27
61%
26
62.5%
25
64%
24
65.5%
23
67%
22
68.5%
21
70%
20
71.5%
19
73%
18
74.5%
17
76%
16
77.5%
15
79%
14
80.5%
13
82%
12
83.5%
11
85%
10
86.5%
9
86%
8
89.5%
7
91%
6
92.5%
5
94%
4
95.5%
3
97%
2
98.5%
1
100%
0
1
2
3
4
= on,
= blinking fast,
= blinking slowly,
F
S
3-32
MVX VGA A Matrix Switchers • Operation
Input LED
Output
volume
5
6
7
8
9
10
11
12
0%
5.5%
7%
8.5%
10%
11.5%
13%
14.5%
16%
17.5%
19%
20.5%
22%
23.5%
25%
26.5%
28%
29.5%
31%
32.5%
34%
35.5%
37%
38.5%
40%
41.5%
43%
44.5%
46%
S
47.5%
49%
50.5%
F
52%
53.5%
55%
S
56.5%
F
58%
59.5%
61%
62.5%
S
64%
F
65.5%
67%
68.5%
S
70%
71.5%
F
73%
74.5%
76%
S
77.5%
79%
F
80.5%
82%
83.5%
S
85%
86.5%
F
88%
89.5%
91%
92.5%
S
94%
F
95.5%
97%
98.5%
5
6
7
8
9
10
11
12
100%
= off
MVX 1212 A, MVX 168 A, MVX 1616 A
dB of
attenuation
1
2
3
4
5
6
7
85
63
62
S
61
60
59
S
58
57
56
55
S
54
53
52
51
50
S
49
48
47
46
S
45
44
43
42
S
41
40
39
38
S
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
2
3
4
5
6
7
Input LED
8
9
10
11
12
13
14
15
16
S
S
S
S
S
S
S
S
S
8
9
10
11
12
13
14
15
16

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