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© ELAN Home Systems 2009 • All rights reserved. Page 53
DT22 INSTALLATION MANUAL
Symptom Possible Cause/s What an authorized installer can do
No audio
present in
any zone.
1. See above.
2. External
amplifier powered
down.
3. External amp
in protect
mode.
Perform steps above.
Turn amp ON. Ensure that any remote turn on cables are con-
nected
at both ends.
Find cause of amp’s protection mode and correct. Miswired
speakers or volume controls most likely cause.
IR Control Troubleshooting Procedures
Symptom Possible Cause/s What an authorized installer can do
No source
control from
IR controller
(keypad,
hand-held remote,
etc.).
IR LED does NOT
flash
when button
pressed.
1. IR controller not pro-
grammed.
2. IR signal path wiring
bad.
Program IR controller.
Verify IR signal path wiring.
Check keypads, IR sensors, IR
distribution blocks, V8 IR Input
jack, IR emitters, etc.
Source not select-
ed
from IR controller
(keypad,
hand-held remote,
etc.).
IR LED DOES
flash when
button pressed.
Incorrect IR
commands
programmed.
Verify/correct IR programming.
Intermittant or no
source or
zone control from
IR control-
ler (keypad, hand-
held
remote, etc.). IR
LED flickers
or is lit constantly.
IR flooding. Check IR receivers for ambient light or
plasma TV flooding.