Figure 3-1. Front Panel - ADTRAN TSU 610 User Manual

Chapter 3. Operation
1 Test - (Network Status)
2 OK (Network Status)
3 YEL (Network Status)
4 LOS (Network Status)
5 Alarm (Module Status)
6 Test (Module Status)
7 OK (Module Status)
8 Remote Access
9 Craft Port
10 Alarm (Network Status) Active when an alarm condition has been detected on
11 Error (Network Status)
12 ACO Switch
3-2
5 6
2
4
1
3
11
10
Active when the network interface is in test mode.
Operation is in normal mode with no detected errors
Active when the Network Port receives a yellow alarm
Active when the Network has lost signal
Active when an alarm condition has been detected
Active when the module is in test mode
Operation is in normal mode with no detected errors
Active when unit is being accessed by a remote terminal
or T-Watch
Used to access unit from a remote terminal
the network interface
Indicates errors such as BPV, FER, and CRC
Used to deactivate the alarm relay
TSU 610 User Manual
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Figure 3-1. Front Panel

9
8
12
61200610L2-1