INSTALLATION MANUAL AND USER'S GUIDE Integrated Multi-Zone Controller MDS-6A

MDS-6A
INSTALLATION MANUAL
© Channel Plus, Inc 2004 • All rights reserved. 4/04 Page 13
SYMPTOM
 No IR pass-through from IR Receiver.
 Activity LED on MDS-6A flickers
constantly or continuously lit.
 No Source Control w/ MCS-2A
 No Audio when Source is selected
POSSIBLE CAUSE
1. IR Receiver not connected
1. IR flooding
2. Incorrect termination of +12VDC
and/or IR Send wires
1. IR emitters are plugged into the
wrong ports
2. MCS-2A Controller not
programmed
1. Audio source not turned on
2. Zone is in MUTE
POSSIBLE SOLUTION
1. Confirm IR Receiver Connection
1a. Shade IR window with hand. If LEDs
cease to flicker or go off, flooding
due to ambient light may be the
cause.
1b. Move IR Receiver away from light
source, or cover inside of IR window
with a small piece of plain white
paper. If IR activity LEDs remain lit,
inductive interference is another
possible cause.
1c. Check proximity to light dimmers or
high-voltage lines.
2. Confirm connections. It is possible
that the +12VDC is inadvertently
connected to the IR Send wire.
1. Confirm IR port connections
2. Program MCS-2A Controller
1. Ensure source is powered up and
playing audio.
2. Press "MUTE" on MCS Controller
3.2 - INFRARED
3.3 - AUDIO SOURCE CONTROL