NAD T175 Stereo Amplifier User Manual


 
REFERENCE
TROUBLESHOOTING
CONDITION POSSIBLE CAUSES POSSIBLE SOLUTIONS
No sound from all channels. AC power unplugged.
Check AC cable connection and outlet
Power not switched on.
Outlet has no power.
No sound from some channels. Faulty/missing cables.
Check cables.
“Speaker Conguration” channel (s) set to “OFF.”
Check “Speaker Conguration” menu.
No sound from surround
channels.
No surround listening mode is engaged.
Select appropriate listening mode.
Surround-channels set to “OFF” on “Speaker Conguration”
menu.
Correct “Speaker Conguration” or “Speaker
Levels” settings.
Surround-channels level set too low on “Speaker Levels”
menu.
No sound from Subwoofer. Subwoofer is o, not powered or improperly connected.
Power-up subwoofer, check Sub’s AC outlet
or check connections.
Subwoofer set to “OFF” on “Speaker Conguration” menu.
Correct “Speaker Conguration” or “Speaker
Levels” settings.
Sub level set too low on “Speaker Levels” menu.
No sound from Center channel. Source is a 2/0 (etc.).
Play a known 5.1-channel recording or select
Dolby Pro Logic IIx Music mode.
Dolby Digital or DTS recording without center channel;
Center set to “OFF” on “Speaker Conguration” menu.
Correct “Speaker Conguration” or “Speaker
Levels” settings.
Center level set too low on “Speaker Levels” menu.
No Dolby Digital/ DTS. Source’s digital output is not connected to a T 175 digital
input.
Check connections.
Source component not congured for multichannel digital
output.
Check source component setup.
T 175 does not respond to
HTRC 1 remote.
Batteries are at or incorrectly inserted
Check batteries
IR transmitter window on remote or IR Receiver window on
T 175 is obstructed.
Check IR windows and ensure clear line-of-
sight from remote to T 175.
T 175 front panel is in very bright sunlight or ambient light.
Reduce sunlight/room lighting.
T 175 does not respond to
front panel commands or
remote
control.
Microprocessor error.
Power-down the T 175 via the rear panel
Power switch and unplug it from the AC
outlet.
T 175 may have over heated.
Wait ve minutes, re-connect and power up.
12V TRIGGER IN/OUT is set to AUTO position.
Switch to 12V TRIGGER IN/OUT OFF position.
NOTES
Factory defaults for North American (AH) version : Press simultaneously [Source ] + [Front Input/MP]
Factory defaults for European (C) version: Press simultaneously [Source ] + [Front Input/MP]
Audyssey Auto Calibration settings along with other stored presets and settings will all be deleted upon restoring your T 175 to its factory defaults.
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