Vodavi STARPLUS Triad XTS, Installation Manual

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3-62 System Wiring
Chapter 3 - System Installation
Figure 3-36: External Switch / Alarm Wiring
Station Wiring
Station interface boards (DTIB24, ETIB, SLIB12) includes a 25-pair connector for station wiring
to the ports on the board. The following provides details on the interconnection of each type
of station interface board and the station jack.
Digital Keyset and Terminal Wiring
Wiring from the DTIB to station jack requires one-pair wire. Digitized voice, signaling, and
power are sent over this pair.
Figure 3-37 gives details on connections of station jacks to the system and Table 3-21 gives
the configuration of the 25-pair station connector arrangement and punchdown type block.
Figure 3-37: Digital Station Jack Wiring
Only the first pair (Red, Green on jack) should be connected back to the KSU. No other
pairs should be connected back to the KSU.
RJ21-type Connec t or
MISB
MDF
External
Switch
GN/YL
YL/GN
BK
Y
R
G
DIGITAL RING (RED)
DIGITAL TIP (GREEN)
RJ11