Service and Maintenance
72
Note: If the "Power” LED remains constantly lit even
after a restart, an error has occurred. Please contact
your dealer or the manufacturer directly.
Note: The LEDs are easily visible on the front panel
of the 19" casing variants.
Important: When a COMmander 8VoIP/16VoIP
module is added, the LEDs “LAN link” and “LAN
activity” no longer have a function.
LED Functions on the S
0
Modules
LED Functions on the U
P0
Module
“LAN” LED
Transfer activity on the Ethernet interface
Orange (blinks/
flickers)
Packets are being transmitted.
Off
No transfer activity.
“LAN Link” LED
Status of the Ethernet interface
Green
An Ethernet connection to a computer/
network exists.
Off
No Ethernet connection to a computer/
network exists.
Fig. 56: LEDs
LAN link
LAN activity
Status
Fig. 57: “Power” LED
Power
LED
Status of the associated S
0
ports
Flickers
A B-channel is in use.
Lights up
Both B-channels are in use.
Lights up briefly
D-channel message has been received/sent.
Flashes with 0.5 Hz
Layer 1 is activated.
Fig. 58: LED S
0
modules
S
0
port 1
S
0
port 3
S
0
port 2
S
0
port 4
LED
Status of the corresponding U
P0
port
Flickers
A B-channel is in use.
Lights up
Both B-channels are in use.
Lights up briefly
D-channel message has been received/sent.
Flashes with 0.5 Hz
Layer 1 is activated.
Blinking
The port is overloaded (e.g., short-circuit
fault).
Fig. 59: LEDs
Содержание COMmander Basic.2
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Страница 51: ...Connecting ISDN End Devices 51 Fig 51 Connect the wall sockets to the internal UP0 port UAE8 IAE...
Страница 54: ...Connecting Other Devices 54 Fig 53 Casing socket assignment standpoint of the soldering connections...
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Страница 84: ...884285 05 04 11 For the sake of the environment 100 recycled paper...