Panasonic KX-TDA15 Installation Manual page 62

2.3 Information about the Trunk Cards
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 S0 Bus Connection
The maximum length of the extension cable that connects the Hybrid IP-PBX and the ISDN terminal
equipment (TE) is shown below:
62 Installation Manual
Master Clock
OFF
ON
ON
CAT 5: Under 1000 m
CAT 5: Under 150 m
TE 1
CAT 5: Under 500 m
TE 1
LED Pattern
1 s
1 s
1 s
CAT 5: Under 50 m
Point-to-Point
TE
Point-to-Multipoint
TE 8
Expansion
Point-to-Multipoint
TE 8