The home theater main system unit (ht-msu), Parts guide – Niles Audio HT-MSU User Manual
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Figure 1. HT-MSU Top View
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PARTS GUIDE
THE HOME THEATER MAIN SYSTEM UNIT (HT-MSU)
1) IR Outputs - SRC1 – SRC6, TV/7, RCV/8 are eight dedicated 3.5mm jacks that output IR
data specifically for that source
2) RS232 Outputs - SRC1 – SRC6, TV/7 and RCV/8 are eight dedicated 3.5mm jacks that
output RS232 data specifically for that source
3) Assignable 12V Outputs - Three 3.5mm jacks, output 12V DC 150mA
when activated:
a. 12V outputs 1 & 2 are independent of each other and are programmable
to output 12V momentarily or constantly when activated.
b. 12V output 3 is assignable and outputs 12V constantly when active.
4) Assignable Relays - There are three, 3-position removable quick-connect plugs labeled
1, 2 and 3 for connecting either NO (normally open) or NC (normally closed) contact closure devices
to the HT-MSU.
5) IR Input - A 4-position removable quick-connect plug for connecting an IR sensor to the
HT-MSU. This connection allows IR control of the HT-MSU and/or IR pass-through for connected
sources