Read Panasonic KX-NCP1188XJ Service Manual online
17
KX-NCP1188XJ
6 Installation Instructions
6.1.
Information about the Physical Trunk Cards
6.1.1.
E1 Card
Function
1-port E1 trunk card. ITU-T standard compliant.
Accessory and User-supplied Items
Accessory (included): ferrite core x 1
User-supplied (not included): RJ45 or BNC connector
User-supplied (not included): RJ45 or BNC connector
CAUTION
• When connecting this optional service card to the trunk, connect through NT1; do not connect to the trunk directly.
• E1 ports are SELV ports and should only be connected to SELV services.
• E1 ports are SELV ports and should only be connected to SELV services.
Switch Settings
Switch
Type
Usage and Status Definition
Termination
Slide
Select 120
Ω (default) or 75 Ω to match the connector type to be used.
A/B
Slide
When using an RJ45 connector, select A (default) for trunk or B for extension use.
When using BNC connectors, make sure that A is selected.
When using BNC connectors, make sure that A is selected.
Frame Ground Short
Short pin
J308 is for BNC (TX) outer conductor, and J309 is for BNC (RX) outer conductor.
Connection of 1 and 2: Open (default)
Connection of 2 and 3: Short
Connection of 1 and 2: Open (default)
Connection of 2 and 3: Short
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