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3
4
Function
LED On
LED Off
4. Not used
3. RESET input
Resetting
Normal
1
2
3
4
Function
LED On/Flashing
LED Off
2. B connection confirmation
Connected
Unconnected
1. B operation in progress
indication
Operating
Not operating
4. A connection confirmation
Connected
Unconnected
3. A operation in progress
indication
Operating
Not operating
SX-2000AO
1
2
Function
LED On
LED Off
1. Not used
2. OUT connection confirmation Connected Unconnected
50. Analog Link Output Terminal
[ANALOG LINK OUT]
Connect this terminal to the analog link input
terminal of the SX-2000AI, SX-2100AI, SX-
2000AO, or SX-2100AO.
51. Analog Link Input Terminal
[ANALOG LINK IN]
Connect this terminal to the analog link output
terminal of the SX-2000SM, SX-2000AI, SX-
2100AI, SX-2000AO, or SX-2100AO.
52. SX Link Terminals [SX LINK A/B]
Use switching hubs to connect between the SX
link terminals of the SX-2000SM, SX-2000AI, SX-
2100AI, SX-2000AO, and SX-2100AO. Connect
each of the SX Links A and B to the same
switching hub*, or to different switching hubs* that
have been connected in star configuration.
Notes
• Be sure to connect both terminals of A and B.
• After connection completion, press the Reset
key to reactivate the SX-2000AO.
* Contact your TOA dealer for more information
on switching hubs.
53. MAC Address
MAC address to be used for SX link connection.