Operating instructions

October 20, 1998
Switch Operation 11
To select the output channel of a simplex 1
×
N switch with up to 50 output channels (1
×
25),
set the five channel address inputs (<D4:D0>) and the RESET input as indicated in
Table 3, then strobe the device.
2
×
N Non-Blocking Configurations
The relationship between the optical inputs and outputs of a VX500 2
×
N non-blocking
switch is shown in Figure 7.
Figure 7:
2
×
N Non-Blocking Switch Configuration
The arrangement of the fiber pigtails on a VX500 2
×
N non-blocking switch is shown in Fig-
ure 8. The left diagram applies to switch units with up to 16 output channels. The right dia-
gram applies to units with 1732 output channels.
Table 3:
Control Codes for Synchronous Duplex 1
×
N Configurations
RESET D4 D3 D2 D1 D0
Common 1
Active Channel
Common 2
Active Channel
0xxxxx0 reset 0 reset
1000001-1 1-2
1000012-1 2-2
1000103-1 3-2
1000114-1 4-2
1001005-1 5-2
1001016-1 6-2
1001107-1 7-2
1001118-1 8-2
1010009-1 9-2
10100110-1 10-2
10101011-1 11-2
10101112-1 12-2
10110013-1 13-2
10110114-1 14-2
10111015-1 15-2
10111116-1 16-2
11000017-1 17-2
11000118-1 18-2
11001019-1 19-2
11001120-1 20-2
11010021-1 21-2
11010122-1 22-2
11011023-1 23-2
11011124-1 24-2
11100025-1 25-2
1
2
3
N
0
2
-1
block
1