NAD T741 User Manual
Page 19
GB
19
PROBLEM
NO SOUND
NO SOUND ON ONE CHANNEL
NO SOUND ON SURROUND CHANNELS
NO SOUND ON CENTER CHANNEL
“DOLBY DIGITAL” OR “DTS” AUTO-DETECTION
FUNCTION DOES NOT WORK
WEAK BASS/ DIFFUSE STEREO IMAGE
REMOTE CONTROL HANDSET NOT WORKING
NO SOUND WITH TUNER
NOISE, HISS ON AM AND FM
DISTORTION ON FM
WHISTLES OR BUZZES ON FM & AM
WHISTLES OR BUZZES ON AM
NO RDS NAME (PS)
CAUSE
•
Power AC lead unplugged or power not
switched on
•
Tape Monitor selected
•
Mute on
•
Speaker not properly connected or damaged.
•
Input lead disconnected or damaged
•
In Setup “OFF” for surround speaker selected
•
No surround mode selected
•
Mono sound source
•
Speakers not properly connected
•
Surround volume level too low
•
In Setup “OFF” for center speaker selected
•
Speaker not connected properly
•
Center volume level set too low
•
Source not connected using digital inputs
•
Speakers wired out of phase
•
Batteries flat, or incorrectly inserted
•
IR transmitter or receiver windows obstructed
•
IR receiver in direct sun or very bright ambient
light
•
Antenna leads incorrectly connected
•
Station not selected or weak signal with FM
Mute on.
•
Weak signal
•
Multi-path signals or interference from another
station
•
Interference from other electrical sources -
computers, games consoles
•
Interference from fluorescent lighting or
electrical motors
•
Station signal too weak.
•
Station not transmitting RDS data
SOLUTION
•
Check if AC lead is plugged in and power
switched on
•
De-select Tape Monitor mode
•
Switch off Mute
•
Check connections and speakers
•
Check leads and connections
•
Select appropriate Surround mode (large or
small)
•
Select a Surround Mode
•
Test system with Stereo or Dolby Surround
material
•
Check speakers and connections
•
Increase surround volume level
•
Select appropriate Center mode (large or small)
•
Check speaker and connection
•
Increase center volume level
•
Connect digital output of source to T741
•
Check connections to all speakers in the system
•
Check or replace batteries
•
Remove obstruction
•
Place unit away from direct sun, reduce amount
of ambient light
•
Check antenna connections to receiver
•
Re-tune or switch off FM Mute
•
Check station tuning. Adjust or replace antenna.
•
Check station tuning. Adjust or replace antenna
•
Check station tuning. Switch off or move the
source of the electrical noise
•
Check station tuning. Adjust or replace AM
antenna
•
Check station tuning. Adjust or replace antenna
•
No remedy
T741 manual (GB) 22/10/01 3:56 pm Page 19