NEC UX5000 - To 66 Block Connections; Wiring RJ-61 Cables to 66 Blocks

Chapter 3 - Installing Extensions and Trunks
Chapter 3 3 - 3
SECTION 3-3
RJ-61 TO 66 BLOCK CONNECTIONS
3.3.1 Wiring RJ-61 Cables to 66 Blocks
When not using a 25-pair amphenol cable to connect extensions or trunks, use the following pin information for
the RJ-61 connector to connect your cables to the 66 blocks.
66 Block RJ-61 Connector
Block Termination 1: WHT-BLU Pin 5
Block Termination 2: BLU-WHT Pin 4
Block Termination 3: WHT-ORN Pin 3
Block Termination 4: ORN-WHT Pin 6
Block Termination 5: WHT-GRN Pin 2
Block Termination 6: GRN-WHT Pin 7
Block Termination 7: WHT-BRN Pin 1
Block Termination 8: BRN-WHT Pin 8
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