NEC SL2100 - SECTION 5 SOFT KEYS OPERATION - DEFAULT ADVANCED MODE 2; 5.1 Menu Soft Key

SL2100 GETTING STARTED GUIDE
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5.1 2W Digital Multiline Terminal (IP7WW-12/24TXH-B1)
2W Digital Multiline Terminals and/or 2W DSS Consoles can be connected to the 082U-B1 board.
The board provides RJ61 modular jack labeled ESI 1-4, 5-8 for extension connections.
1. Insert the modular plugs of the extension line cords (2-wire/4-wire) into the extension
modular jacks on the 082U-B1 board.
ESI 4 (T)
ESI 3 (T)
ESI 2 (T)
ESI 1 (R)
ESI 1 (T)
ESI 2 (R)
ESI 3 (R)
ESI 4 (R)
ESI 8 (T)
ESI 7 (T)
ESI 6 (T)
ESI 5 (R)
ESI 5 (T)
ESI 6 (R) ESI 7 (R) ESI 8 (R)
ESI 1-4
(Digital Extensions)
ESI 5-8