RAD Data comm ARC-101 operation manual Jumper Settings, For E1 and E1/LTU

Chapter 2. InstallationARC-101Installation & Operation Manual

Jumper Settings	The jumpers JP5, JP6, JP10, JP11 and JP13 are used to select the link
for E1 and E1/LTU	interface (Coax or UTP). See Figure 2-16.

		Figure 2-16 E1 and E1/LTU Jumper Locations
Note	Turn the module upside down in order to see and move the jumpers.
	∙ JP5, JP6: Designated BAL/UNBAL.

BAL (up) for operation in Balanced mode (UTP).

UNBAL (down) for operation in Unbalanced mode (Coax, default).

∙JP10: Place the jumper to connect the BNC shield or RJ-45 screen on the TX side to earth (recommended for unbalanced mode)

∙JP11: Place the jumper to connect the BNC shield or RJ-45 screen on the RX side to earth (recommended for balanced mode).

∙JP13: Designate BAL/UNBAL.

Position 1 for Unbalanced mode with E1 module.

Position 3 for Balanced mode with E1 module.

Position 4 for Balanced mode with E1/LTU module.

Position 4 for Unbalanced mode with E1/LTU module.

2-12 ARC-101 Modules