3 - t, Mds-6a, 1 - mcs c – Channel Plus MDS-6A User Manual
Page 12: Ection, Roubleshooting, Ontroller, Peration

MDS-6A
INSTALLATION MANUAL
Page 12
© Channel Plus, Inc. 2004 • All rights reserved. 4/04
SYMPTOM
functions, no LEDs)
.
sources, but LEDs won't correctly track
sources.
not control MDS-6A or sources.
MDS-6A, but won't control sources.
Yellow/No Paging or Whole-House
Music features
S
ECTION
3 - T
ROUBLESHOOTING
3.1 - MCS C
ONTROLLER
O
PERATION
POSSIBLE CAUSE
1. +12V and/or GND wires are not
terminated correctly.
2. Max number of keypads per
Zone or MDS-6A exceeded
1. RS485+/- wires are terminated
incorrectly
2. MCS Controller dip switches are
incorrect
1. IR (PIN 2) and/or GND (PIN 7)
not connected
1. MCS-2A Controller not
programmed
2. IR emitters not connected
properly
1. MCS Controller connected to
incorrect Zone Input
1. Zone is in Do-Not-Disturb
POSSIBLE SOLUTION
1. Confirm connections
2. Confirm load
1. Confirm connections
2. Confirm MCS Controller dip switch
settings
1. Confirm connections
1. Program MCS-2A Controller
2. Ensure that IR emitters are connected
to source and connected to the cor-
rect IR outputs
1. Connect to correct Zone Input
1. Press and hold VOL DOWN then
press MUTE on MCS Controller to
turn off the DND feature.