Lencore Spectra i.Net: Installation and Operations Manual - Manual (Page 32)

section 5 section 5
5.12 | router settings
Lencore Router Jumper Description
J1 No settings required
J2 24VAC or DC, 300 mA
J3 Cat5e
J4 Cat5e
J5 Jumper in pin-1, pin-2, default
J6 Jumper in pin-1, pin-2, default
J7 See description below, all jumpers out default
J8 See description below
J9 See description below
J10 24VAC or DC, 300 mA (parallel with J2)
J11 Jumper in pin-2, pin-3, default
J12
Echelon router board
Power Jack
Data cable input
Data cable output
Network input terminator
Network output terminator
Page / Music Bypass
Page / Music screw terminal in
Page / Music screw terminal out
Power screw terminal
Page termination
Music termination Jumper in pin-2, pin-3, default
In almost all installtion scenarios, J5 and J6 are terminated in their default position.
An exception might be in an external termination is used for some reason.
Scenario 1: Sound masking only or page / music volume and EQ adjusted by OP’s
(i.e. No external amplifier or external EQ)
J7 Jumper in pin-1, pin-2
Jumper in pin-3, pin-4
Jumper in pin-5, pin-6
Jumper in pin-7, pin-8
Jumper in pin-9, pin-10
Ground2, Ground1 bypass, connects both grounds
Music - bypass, connects music - in to music - out
Music + bypass, connects music + in to music + out
Page - bypass, connects page - in to page - out
Page + bypass, connects page + in to page - out
J8 1-4 Nothing connected RJ45 J3 handles the page / music lines
5 - Ground Connect to (-) power of last OP’s (i.e OP30)
J9 1-4 Nothing connected
5 - Ground
RJ43 J4 handles the page / music lines
Connect to (-) power of first of additional OP’s (i.e OP31)
J11 Jumper in pin-2, pin-3 Leaves page line unterminated
Last OP will have the external termination
J12 Jumper in pin-2, pin-3 Leaves page line unterminated
Last OP will have the external termination
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Data cable input
Data cable input