NEDERLANDS Owner’s Manual SVENSKA DEUTSCH ITALIANO ESPAÑOL FRANÇAIS Direct Digital Amplifier ENGLISH M2 РУССКИЙ ®
IMPORTANT SAFETY INSTRUCTIONS ENGLISH SAVE THESE INSTRUCTIONS FOR LATER USE. FOLLOW ALL WARNINGS AND INSTRUCTIONS MARKED ON THE AUDIO EQUIPMENT. FRANÇAIS ESPAÑOL ITALIANO DEUTSCH NEDERLANDS SVENSKA 1 Read instructions - All the safety and operating instructions should be read before the product is operated. 2 Retain instructions - The safety and operating instructions should be retained for future reference.
FRANÇAIS ESPAÑOL CAUTION Changes or modifications to this equipment not expressly approved by NAD Electronics for compliance could void the user’s authority to operate this equipment. CAUTION REGARDING PLACEMENT To maintain proper ventilation, be sure to leave a space around the unit (from the largest outer dimensions including projections) that is equal to or greater than shown below.
IMPORTANT SAFETY INSTRUCTIONS ENGLISH NOTES ON ENVIRONMENTAL PROTECTION At the end of its useful life, this product must not be disposed of with regular household waste but must be returned to a collection point for the recycling of electrical and electronic equipment. The symbol on the product, user’s manual and packaging, point this out. FRANÇAIS The materials can be reused in accordance with their markings.
INTRODUCTION SAVE THE PACKAGING Please save the box and all of the packaging in which your M2 arrived. Should you move or otherwise need to transport your M2, this is by far the safest container in which to do so. We’ve seen too many otherwise perfect components damaged in transit for lack of a proper shipping carton, so please: Save that box! WARNING The M2 employs a “floating” ground design.
IDENTIFICATION OF CONTROLS FRONT PANEL ENGLISH 1 2 3 4 FRANÇAIS ESPAÑOL 5 6 7 8 9 10 11 12 13 ITALIANO 1 STANDBY LED: This indicator will light up amber when M2 is in standby state. When M2 is at ON state, this indicator will illuminate blue. 10 BALANCED: Select the source connected to the BALANCED L and BALANCED R rear panel connectors as the active input. 2 STANDBY BUTTON: Press this button to switch ON the M2.
IDENTIFICATION OF CONTROLS FIXED: This setting should be selected when M2 is connected to the output of a preamplifier and is used primarily as a power amplifier. Output level is fixed and the M2’s Volume Control is bypassed. Adjust the level using the source signal’s preamplifier volume or input level control. NOTE VOLUME control is bypassed and cannot be adjusted when LEVEL TRIM is set to “FIXED” setting.
IDENTIFICATION OF CONTROLS REAR PANEL ENGLISH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 FRANÇAIS ESPAÑOL 16 17 18 ATTENTION! Please make sure that the M2 is powered OFF or unplugged before making any connections. It is also advisable to power-down or unplug all associated components while making or breaking any signal or AC power connections. ITALIANO 1 BALANCED: Connect XLR audio source to these connectors.
IDENTIFICATION OF CONTROLS Always use heavy duty (16 gauge; 1.5mm, or thicker) stranded wire to connect loudspeakers to your M2. The high-current binding post terminals can be used as a screw terminal for cables terminating in spade or pin sockets or for cables with bare wire ends. BI-WIRING Most modern high quality loudspeakers offer the option of Bi-wiring.
IDENTIFICATION OF CONTROLS REAR PANEL ENGLISH EXAMPLE ILLUSTRATION OF GROUNDING THE M2 VIA THE REAR PANEL GROUND TERMINAL FRANÇAIS ESPAÑOL NOTES • The above illustration shows the M2 being connected to ground via a metal water pipe. There maybe other grounding conductor points in your home. Consult with a licensed electrician to properly locate or correctly install a grounding conductor in your home.
IDENTIFICATION OF CONTROLS ENGLISH M2 REMOTE CONTROL 1 ON: Switch M2 ON. 1 2 2 OFF: Switch M2 OFF. 3 COAX 1-2, OPT 1-2, AES/EBU: Select Coaxial, Optical or AES/EBU digital source input. 4 PRO LOOP: Activate or deactivate “loop” feature. FRANÇAIS 4 5 BALANCED: Select BALANCED source input. SINGLE-ENDED: Select SINGLE-ENDED source input. 5 6 MUTE: Temporarily shuts down audio output. 7 DIM: Reduce or restore VFD brightness. : Increase or decrease the loudness level.
REFERENCE TROUBLESHOOTING ENGLISH CONDITION POSSIBLE CAUSES FRANÇAIS ESPAÑOL ITALIANO The VFD displays “PROTECTION LEFT AMP SHORT”. The VFD displays “PROTECTION RIGHT AMP SHORT”. The VFD displays “PROTECTION LEFT AND RIGHT SHORT”. The VFD displays “PROTECTION LEFT CHANNEL ERROR”. The VFD displays “PROTECTION RIGHT CHANNEL ERROR”. The VFD displays “PROTECTION LEFT AND RIGHT ERROR”. The VFD displays “MAIN POWER ERROR”. The VFD displays “START UP ERROR POWER OFF”. The VFD displays “OVERHEAT”.
REFERENCE ENGLISH SPECIFICATIONS DIGITAL INPUT (COAXIAL, OPTICAL, AES/EBU) 75Ω (coaxial) 110Ω (AES/EBU) 32kHz to 192kHz ±0.5dB (ref. 20Hz - 20kHz) -3dB (ref. 96kHz) >90dB (ref. 10kHz, 4Ω, 1/3 rated power) FRANÇAIS Input impedance Sample rate Frequency response Channel separation ANALOG INPUT (BALANCED, SINGLE-ENDED) Input impedance Input sensitivity Maximum input level Frequency response Channel separation 36kΩ//200pF 318mV (ref.100W) 503mV (ref. rated power) 5.
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