NAD C740, Руководство пользователя

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GB
10
TROUBLESHOOTING
NO SOUND • Power AC lead unplugged or power not
switched on
• Tape 2 Monitor selected
• Mute on
• Rear Pre-out/Main-in amp links not fitted
• Speakers not switched on
• Check if AC lead is plugged in and
power switched on
• De-select Tape 2 Monitor mode
• Switch off Mute
• Fit links
• Switch Speakers A or B on
NO SOUND ONE CHANNEL • Balance control not centered
• Speaker not properly connected or
damaged.
• Input lead disconnected or damaged
• Center Balance control
• Check connections and speakers
• Check leads and connections
REMOTE CONTROL HANDSET NOT
WORKING • Batteries flat, or incorrectly inserted
• IR transmitter or receiver windows
obstructed
• IR receiver in direct sun or very bright
ambient light
• Check or replace batteries
• Remove obstruction
• Place unit away from direct sun, reduce
amount of ambient light
NO SOUND WITH TUNER • Antenna leads incorrectly connected
• Station not selected or weak signal with
FM Mute on.
• Internal fuse blown
• Check antenna connections to receiver
• Re-tune or switch off FM Mute
• Consult dealer
Problem Cause Solution
WEAK BASS/ DIFFUSE STEREO IMAGE • Speakers wired out of phase • Check connections to all speakers in
the system
NOISE, HISS ON AM AND FM • Weak signal • Check station tuning. Adjust or replace
antenna.
DISTORTION ON FM • Multi-path signals or interference from
another station
• Check station tuning. Adjust or replace
antenna
WHISTLES OR BUZZES ON FM & AM • Interference from other electrical
sources - computers, games consoles
• Check station tuning. Switch off or
move the source of the electrical noise
WHISTLES OR BUZZES ON AM • Interference from fluorescent lighting
or electrical motors
• Check station tuning. Adjust or replace
AM antenna
NO RDS INFORMATION • Station signal too weak.
• Station not transmitting RDS data
• Check station tuning. Adjust or replace
antenna
• No remedy