Emtech Electronics BLU-CIF - Manual (Page 4)

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A remote control can be used for controlling the volume of the various
microphone inputs in the cultural hall. When wiring for a remote application
wire to IN5 thru IN9, Ref and GND on CC1A, CC1B and SV2.
BLU-CIF / MSC-C Wiring Instructions
There are no switches associated with the C switch connectors on the new
version of CIF board. IN11 and IN 12 are bit encoded with 4 bits each. C-
SW1 and C-SW2 map to IN11, and C-SW3 maps to IN12. When either a C
switch or IR get wired to the CIF board, the device will be automatically
detected. The pin-outs on the C switch connectors are:
Some existing buildings already use Emtech
MSC-C modules to provide chapel audio for the
cultural hall and overflow areas. The BLU-CIF is
designed to allow these existing modules to
interface with the BSS Audio DSP. Located
through the middle section of the CIF Board are
three 4-pin euro-style connectors. Each
connector has identification and wiring
designations silkscreened below it.