Extron electronic 1212 Switch User Manual


 
3-31CrossPoint 300 Matrix Switchers • Operation
8 7
Input LED Input LED
CrossPoint 300 84, 88, 124, 128 HVA
dB of
attenuation
S
S
F
85
6 5 4 3 2 1
8 7 6 5 4 3 2 1
59
Output
volume
dB of
attenuation
Output
volume
0% 850%
5.5%
7%
63
62
8.5%
10%
61
60
11.5%
13%
14.5%
58
57
16%
17.5%
19%
56
55
54
12 11
10 9 8 7 6 5 4 3 2 1
1
12 11 10 9 16
15 14 13
8 7 6 5 4 3 2 12 11 10 9 16
15 14 13
12 11 10 9
S
F
25
56.5%
58%
29
28
59.5%
61%
27
26
62.5%
15
71.5%
73%
19
18
74.5%
76%
17
16
77.5%
S
F
5
86.5%
86%
9
8
89.5%
91%
7
6
92.5%
S
F
30
49%
50.5%
34
33
52%
53.5%
32
31
55%
20
S
F
64%
65.5%
24
23
67%
68.5%
22
21
70%
10
S
F
79%
80.5%
14
13
82%
83.5%
12
11
85%
0
S
F
94%
95.5%
4
3
97%
98.5%
2
1
100%
53 20.5%
60
56
10%
S
F
S
F
5.5%
7%
8.5%
16%
63
62
61
52
S
S
22%
17.5%
19%
20.5%
55
54
53
11.5%
13%
14.5%
59
58
57
S
48 28%
23.5%
25%
26.5%
51
50
49
44 34%
29.5%
31%
32.5%
47
46
45
S
36 46%
41.5%
43%
44.5%
39
38
37
S
28 58%
53.5%
55%
56.5%
31
30
29
S
20 70%
65.5%
67%
68.5%
23
22
21
S
12 82%
77.5%
79%
80.5%
15
14
13
S
4 94%
89.5%
91%
92.5%
7
6
5
S
40 40%
35.5%
37%
38.5%
43
42
41
S
32 52%
47.5%
49%
50.5%
35
34
33
S
24 64%
59.5%
61%
62.5%
27
26
25
S
16 76%
71.5%
73%
74.5%
19
18
17
S
8 88%
83.5%
85%
86.5%
11
10
9
S
0 100%
95.5%
97%
98.5%
3
2
1
S
31%
32.5%
46
45
34%
35.5%
37%
44
43
42
41
38.5%
22%
23.5%
52
51
25%
26.5%
28%
50
49
48
47
29.5%
S
F
S
F
S
F
40%
41.5%
40
39
43%
44.5%
46%
38
37
36
35
47.5%
CrossPoint 300 816, 168, 1616 HVA
S
F
= on, = blinking fast, = blinking slowly, = off
Audio output volume settings