NAD S170 Stereo Amplifier User Manual


 
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SPECIFICATIONS
CONDITION POSSIBLE CAUSE(S) POSSIBLE SOLUTIONS(S)
NO SOUND FROM ALL CHANNELS
AC power unplugged
power not switched on
outlet is un-powered
•Tape Monitor is engaged
Check AC cable, connection, and outlet
•disengage Tape Monitor
NO SOUND FROM SOME CHANNELS
Faulty/missing cables
<Speaker setup> channel(s) set to "No"
power-amp or speaker-connections faulty
•Check cables
check <Speaker setup> menu
check power amp, cabling, and speakers
NO SOUND FROM SURROUND CHANNELS
No surround listening mode is engaged
surround-channels set to "No" on
<Speaker setup> menu
surround-channels level set too low on
<Levels setup> menu
Select appropriate listening mode
correct <Speakers setup> or <Levels setup>
settings
NO SOUND FROM SUBWOOFER
Subwoofer is off, unpowered, or improperly
connected
subwoofer set to "No" on <Speaker setup>
menu
sub level set too low on <Levels setup> menu
Power-up subwoofer, check sub's AC outlet, or
check connections
correct <Speakers setup> or <Levels setup>
settings
NO SOUND FROM CENTER CHANNEL
Source is a 2/0 (etc.) Dolby Digital or DTS
recording without center channel
center set to "No" on <Speaker setup> menu
center level set too low on <Levels setup> menu
Play a known 5.1-channel recording or select
Dolby Pro Logic or Mono mode
correct <Speakers setup> or <Levels setup>
settings
NO DOLBY DIGITAL/DTS
Source's digital output is not connected to an
S170 digital input
Check connections
S170 DOES NOT RESPOND
TO S70 REMOTE
Batteries are flat or incorrectly inserted
IR transmitter window on remote, or IR receiver
window on S170 is obstructed
S170 front panel is in very bright sunlight or
ambient light
Check batteries
check IR windows and ensure clear line-of-sight
from remote to S170
•reduce sunlight/room lighting
S170 DOES NOT RESPOND
TO FRONT-PANEL COMMANDS
•Microprocessor error Power-down the S170 via the front-panel Power
key and unplug it from the AC outlet; wait five
minutes, re-connect and power up