NAD L 73 Owner's Manual - page 35
35
TROUBLESHOOTING
Reference
ENGLISH
FRANÇAIS
DEUTSCH
NEDERLANDS
ESP
AÑOL
IT
ALIANO
POR
TUGUÊS
SVENSKA
CONDITION
POSSIBLE CAUSE(S)
POSSIBLE SOLUTIONS(S)
NO SOUND FROM ALL CHANNELS
•
AC power unplugged
•
Power not switched on
•
Outlet is unpowered
•
Tape Monitor is engaged
•
Check AC cable, connection, and outlet
•
Disengage Tape Monitor
NO SOUND FROM SOME CHANNELS
•
Faulty/missing cables;
•
“None”
•
Power-amp or speaker-connections faulty
•
Check cables
•
Check
•
Check power amp, cabling, and speakers
NO SOUND FROM SURROUND CHANNELS
•
No SURROUND MODE is engaged
•
Surround-channels set to “None” on CONFIGURATION> menu • Surround-channels level set too low on TRIM> menu • Select appropriate SURROUND MODE • Correct TRIM> settings NO SOUND FROM SUBWOOFER • Subwoofer is off, unpowered, or improperly connected • Subwoofer set to “OFF” on CONFIGURATION> menu • Sub level set too low on • Power-up subwoofer, check sub’s AC outlet, or check connections • Correct setup> settings NO SOUND FROM CENTRE CHANNEL • Source is a 2/0 (etc.) Dolby Digital or DTS recording without centre channel • Centre set to “OFF” on CONFIGURATION> menu • Centre level set too low on • Play a known 5.1-channel recording or select Dolby Pro Logic or Mono mode • Correct TRIM> settings NO DOLBY DIGITAL/DTS • Source’s digital output is not connected to a L73 digital input; source component not configured for multichannel digital output • Check connections; check source component setup L73 DOES NOT RESPOND TO HTR L73 REMOTE • Batteries are flat or incorrectly inserted • IR transmitter window on remote, or IR receiver window on L73 is obstructed • L73 front panel is in very bright sunlight or ambient light • Check batteries • Check IR windows and ensure clear line-of-sight from remote to L73 • Reduce sunlight/room lighting L73 DOES NOT RESPOND TO FRONT- PANEL COMMANDS • Microprocessor error • L73 may have over-heated • Power-down the L73 via the front-panel Power key and unplug it from the AC outlet • Wait five minutes, re-connect and power up THE POWER IS ON, BUT THE DVD PLAYER DOES NOT WORK • No disc is inserted. • Insert a disc (Check that the DVD or, audio CD indicator in the display is lit) NO PICTURE • The TV is not set to receive DVD signal • The video cable is not connected securely • The connected TV power is turned off • Select the appropriate video input mode on the TV so that the picture from the DVD player appears on the TV screen output. • Connect the video cable into the jacks securely. • Power on the TV NO SOUND • The Digital Audio Output is set to the wrong position • Set the Digital Audio Output to the correct position THE PLAYBACK PICTURE IS POOR • The disc is dirty • Clean the disc THE DVD PLAYER DOES NOT START PLAYBACK • No disc is inserted • An unplayable disc is inserted • The disc is placed upside down. • The disc is not placed within the guide • A menu is on the TV screen • The disc is dirty • Insert a disc (Check that the DVD, or audio CD indicator in the DVD display is lit) • Insert a playable disc (Check the disc type colour system and Regional code) • Place the disc with the playback side down • Place the disc on the disc tray correctly inside the guide • Press SETUP to turn off the menu screen • Clean the disc PARENTAL CONTROL CANNOT BE CHANGED • The password entered was wrong. • Password was forgotten. • Enter the correct password. • Set the L73 to factory default settings. 1) Place the L73 into FM mode. 2) Press quickly the three front panel buttons; “PLAY/PAUSE” then “STOP” then “DISPLAY’, holding the “DISPLAY” button for more than 7 seconds. The L73 will switch itself off then back on to DVD mode. NOTE Default password is 1234. L73_eng.qxd 7/3/05 7:59 pm Page 35