D-Link KX-TDA100 - Manual (Page 86)

2.4 Installation of the Trunk Cards
86 Installation Manual
Maximum Cabling Distance of Extension Connection
The maximum distance of the extension cable that connects the T1 cards is shown below:
SYNC Green Synchronisation status indication
• OFF: Not synchronised
• ON: Synchronised
• Flashing (60 times per minute): Synchronised (Clock Master)
Indication Colour Description
Diameter Maximum Distance
0.5 mm: Under 200 m