Panasonic KX-NS500 Installation Manual page 152

4.5.5 BRI4 Card (KX-NS5284)
Layer 1 Layer 2
ON ON
ON OFF
ON ON
Layer 1: ON (Synchronous)
Layer 2: ON (Link established)/OFF (Link not established)
Master Clock: ON (Master)/OFF (Slave)
Maximum Cabling Distance of ISDN DSU Connection
The maximum length of the cable that connects the DSU and the PBX is shown below:
DSU
Maximum Cabling Distance of ISDN Terminal Equipment (TE) Connection
The maximum length of the extension cable that connects the PBX and the TE is shown below:
152 Installation Manual
Master
Clock
OFF
1 s
ON
1 s
ON
1 s
CAT 5: Under 1000 m
CAT 5: Under 1000 m
LED Pattern
Point-to-Point
Point-to-Point
TE