NAD M23 Скачать руководство пользователя страница 3

ENGLISH

3

19  Damage Requiring Service 

- Unplug this product from the wall outlet 

and refer servicing to qualified service personnel under the following 
conditions:

a) 

When the power-supply cord or plug is damaged.

b) 

If liquid has been spilled, or objects have fallen into the product.

c) 

If the product has been exposed to rain or water.

d) 

If the product does not operate normally by following the operating 
instructions. Adjust only those controls that are covered by the 
operating instructions as an improper adjustment of other controls 
may result in damage and will often require extensive work by a 
qualified technician to restore the product to its normal operation.

e) 

If the product has been dropped or damaged in any way.

f) 

when the product exhibits a distinct change in performance-this 
indicates a need for service.

20 Replacement Parts 

- When replacement parts are required, be 

sure the service technician has used replacement parts specified 
by the manufacturer or have the same characteristics as the 
original part. Unauthorized substitutions may result in fire, electric 
shock, or other hazards.

21  Safety Check 

- Upon completion of any service or repairs to this 

product, ask the service technician to perform safety checks to 
determine that the product is in proper operating condition.

22  Wall or Ceiling Mounting 

- The product should be mounted to a wall 

or ceiling only as recommended by the manufacturer.

23 Heat 

- The product should be situated away from heat sources such as 

radiators, heat registers, stoves or other products (including amplifiers) 
that produce heat.

WARNING

TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS 
PRODUCT TO RAIN OR MOISTURE.

CAUTION

TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, 
FULLY INSERT.

THE LIGHTNING FLASH WITH ARROWHEAD SYMBOL, WITHIN 
AN EQUILATERAL TRIANGLE, IS INTENDED TO ALERT THE USER 
TO THE PRESENCE OF UNINSULATED “DANGEROUS VOLTAGE” 
WITHIN THE PRODUCT’S ENCLOSURE THAT MAYBE OF SUFFICIENT 
MAGNITUDE TO CONSTITUTE A RISK OF ELECTRIC SHOCK TO 
PERSONS.

THE EXCLAMATION POINT WITHIN AN EQUILATERAL TRIANGLE IS 
INTENDED TO ALERT THE USER TO THE PRESENCE OF IMPORTANT 
OPERATING AND MAINTENANCE (SERVICING) INSTRUCTIONS IN 
THE LITERATURE ACCOMPANYING THE APPLIANCE.

The equipment draws its nominal non-operational power from the AC outlet 
with its POWER switch at the ON position. 

The socket-outlet shall be installed near the apparatus and shall be easily 
accessible.

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.

 

Left and Right Panels: 10 cm

 

Rear Panel: 10 cm

 

Top Panel: 10 cm

IMPORTANT SAFETY INSTRUCTIONS

 

 

 

 

Содержание M23

Страница 1: ...Owner s Manual ENGLISH Stereo Power Amplifier NAD M23 M23 ...

Страница 2: ...s plug will fit into the power outlet only one way This is a safety feature If you are unable to insert the plug fully into the outlet try reversing the plug If the plug should still fail to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized plug 13 Power Cord Protection Power supply cords should be routed so that they are not likely to b...

Страница 3: ... be mounted to a wall or ceiling only as recommended by the manufacturer 23 Heat The product should be situated away from heat sources such as radiators heat registers stoves or other products including amplifiers that produce heat WARNING TO REDUCETHE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSETHIS PRODUCTTO RAIN OR MOISTURE CAUTION TO PREVENT ELECTRIC SHOCK MATCHWIDE BLADE OF PLUGTOWIDE SLOT FU...

Страница 4: ...treated as separate collection and not as municipal waste It is encouraged that necessary measures are implemented to maximize the separate collection of waste batteries and to minimize the disposal of batteries as mixed municipal waste End users are exhorted not to dispose waste batteries as unsorted municipal waste In order to achieve a high level of recycling waste batteries discard waste batte...

Страница 5: ...ng level SAVE THE PACKAGING Please save the box and all of the packaging in which your M23 arrived Should you move or otherwise need to transport your M23 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 NOTES ON INSTALLATION Your unit should be placed on a firm lev...

Страница 6: ...white Normal operating mode Amber Standby mode Red Protect mode PROTECT MODE If the POWER INDICATOR turns red this indicates that the protection circuitry of the M23 had been engaged Immediately press the Standby button turn off Power switch and then unplug the power cord from the mains power source Undertake the following a Check if all speaker wires are connected correctly and that none of the w...

Страница 7: ...ethat thevolumecontroloftheexternalsourceissettominimumlevelposition This preventsinadvertentlybeginningasessionatexcessivevolume 3 SINGLE ENDED Use SINGLE ENDED audio input for sources preamplifiers or processors that are not equipped with BALANCED analog audio output If SINGLE ENDED is the selected audio input ensure that the SELECT switches for both L Left and R Right channels of AUDIO INPUT ar...

Страница 8: ...e source to Left Audio Input ports only Do not connect anything to Right Audio Input ports when Bridge Mode is selected Set BRIDGE MODE switch to OFF STEREO for normal operation 8 LED LEVEL DIMMER Press repeatedly to turn off or adjust the brightness level of the Power indicator 9 POWER The AC mains power to M23 is regulated by the POWER switch When the POWER switch is set to ON position M23 goes ...

Страница 9: ...re is no active source input within 30 minutes Press o Standby to switch M23 from operating mode to standby mode AUTO SENSE Auto Sense feature instantaneously turns the M23 to operating mode from standby mode if it senses input signal minimum 20mV RMS input applied to either the BALANCED or SINGLE ENDED sockets Enable Auto Standby mode At operating mode press and hold o Standby button for 10 to 15...

Страница 10: ... ohms 0 1 THD 700W IHF dynamic power Stereo mode at 1 kHz 1 THD 8 ohms 260W 4 ohms 520W Damping factor 800 ref 8 ohms Frequency response 0 3 dB 20 Hz 20 kHz Input sensitivity for 200W in 8 ohms 1 42V High Gain level 2 53V Mid Gain level 4 50V Low Gain level Gain level Low 19 dB Medium 24 dB High 29 dB Minimum input level for AutoTrigger 3 mV at 1 kHz Standby power 0 5W DIMENSION AND WEIGHT Gross d...

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