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W O R L D C L A S S H I F I

O W N E R S M A N U A L

Preamplifiers: NAC 552, NAC 252, NAC 282, NAC 202, NAC 112

I S S U E 2

Содержание nac 112

Страница 1: ...W O R L D C L A S S H I F I O W N E R S M A N U A L Preamplifiers NAC 552 NAC 252 NAC 282 NAC 202 NAC 112 I S S U E 2 ...

Страница 2: ...ment will have been installed by the dealer who sold it to you even if you live outside their immediate vicinity Your dealer is responsible for making sure that the system sounds exactly as it should and information given here is not intended to reduce this responsibility in any way Introduction Naim Audio products are always conceived with performance as the top priority and careful installation ...

Страница 3: ...t be resolved Some Naim equipment is made in special versions for different territories and this makes it impracticable to arrange international guarantees Please establish the guarantee arrangements with your own dealer at the time of sale We are always available to offer help and advice It is essential that repairs and updates are only carried out by an authorised Naim dealer or at the factory b...

Страница 4: ...bol or coloured green or green and yellow The wire which is coloured BLUE must be connected to the terminal in the plug which is marked with the letter N or coloured black The wire which is coloured BROWN must be connected to the terminal in the plug which is marked with the letter L or coloured red 5 2 non rewireable mains plugs If a non rewireable plug is cut from a mains lead for whatever purpo...

Страница 5: ...e removed hold prog from the remote handset in preamplifier mode Program mode is indicated by a flashing indicator on the volume control and the record select indicators extinguishing If no function is operated within five minutes of entering program mode the NAC 552 will return to normal mode automatically Any of the six source buttons on the front panel can be mapped to any of the nine stereo in...

Страница 6: ...ile the preamplifier is in program mode The preamplifier will exit from program mode following this operation NAC 552 as previously described The front panel source mono button will illuminate if automatic switching is already enabled If it is not enabled it can be switched on by pressing the source mono button twice With auto switching enabled pressing the source mono button will reveal the input...

Страница 7: ... 552 and NAC 552PS Input sensitivities 75mV 47kΩ Overload margins 40dB all inputs all audio frequencies Main output level 0 775V 50Ω Tape output level 75mV 600Ω Auxiliary power outputs To suit Stageline or Prefix phono stage or Headline headphone amplifier Case size H x W x D 87 x 432 x 314mm Mains Supply 100V 115V 230V 50 60Hz NAC 552PS ch1 in ve ch2 in Inputs 1 2 3 ch1 in ch1 out ch2 out ve ch2 ...

Страница 8: ...ndy 240 5 to 5 pin DIN Interconnect Cables cable direction marker mains in to stereo power amplifiers to mono or dual mono power amplifiers additional signal output Note For best performance the Burndy and 5 pin DIN cables should be run as close together as possible NAC 552 NAC 552PS ...

Страница 9: ... and hold the prog key on the remote until the record select indicators are restored and the volume indicator stops flashing 8 3 automatic input switching The NAC 252 incorporates an optional automatic input switching feature which can select the appropriate input as soon as any handset function for a particular Naim source component is operated For example if the tuner input is selected on the NA...

Страница 10: ... a preset nudge A quick press and release of a key followed by press and hold will cause continual slow adjustment Simple press and hold will cause continual fast adjustment 8 6 mute and mono Mute and mono functions can be controlled independently for source and record signals via the buttons to the left of the two banks of source and record selection buttons Mute silences the output signal while ...

Страница 11: ...level 75mV 600Ω Auxiliary power outputs To suit Stageline or Prefix phono stage or Headline headphone amplifier Case size H x W x D 87 x 432 x 314mm Mains Supply 100V 115V 230V 50 60Hz Supercap ch1 in ve ch2 in Inputs 1 2 6 ch1 in ch1 out ch2 out ve ch2 in Inputs 3 4 5 ve ve ch1 ve ch2 Input 6 alternative in 6 alternative optional RS232 data port Note The NAC 252 AUX 2 input is provided with two s...

Страница 12: ...dy 240 5 to 5 pin DIN Interconnect Cables cable direction marker Note For best performance the Burndy and 5 pin DIN cables should be run as close together as possible mains input to stereo power amplifiers to mono or dual mono power amplifiers additional signal output SUPERCAP NAC 252 ...

Страница 13: ...lume indicator stops flashing 10 3 automatic input switching The NAC 282 incorporates an optional automatic input switching feature which can select the appropriate input as soon as any handset function for a particular Naim source component is operated For example if the tuner input is selected on the NAC 282 and the CD play key is operated on the handset the NAC 282 will automatically switch to ...

Страница 14: ...s and release of a key followed by press and hold will cause continual slow adjustment Simple press and hold will cause continual fast adjustment 10 6 mute and mono Mute and mono functions can be controlled independently for source and record signals via the buttons to the left of the two banks of source and record selection buttons Mute silences the output signal while mono sums the left and righ...

Страница 15: ... output level 75mV 600Ω Auxiliary power outputs To suit Naim Stageline phono stage or Headline headphone amplifier Case size H x W x D 87 x 432 x 314mm Mains Supply 100V 115V 230V 50 60Hz NAPSC ch1 in ve ch2 in Inputs 1 2 6 ch1 in ch1 out ch2 out ve ch2 in Inputs 3 4 5 ve ve ch1 ve ch2 Input 6 alternative in 6 alternative to power amplifier with internal power supply Note The NAC 282 AUX 2 input i...

Страница 16: ...NAPSC 11 4 NAC 282 connection to Supercap power supply to NAPSC mains input additional signal output to mono or dual mono power amplifiers to stereo power amplifiers Note NAC 282 can also be powered by two Hi Cap supplies In this case they are connected to the same sockets as the two Supercap power supply cables HI CAP NAC 282 NAC 282 SUPERCAP 4 to 4 pin DIN 240 5 to 5 pin DIN Interconnect Cables ...

Страница 17: ...ndicators illuminating for a short time Repeated operation of the source mono button will sequentially select each combination of CD Tuner AV inputs and auto switching disabled CD Tuner and AV button indicators off When the desired inputs selected for auto switching are indicated stop pressing the source mono button The remote handset mono Flash or mon Narcom 3 key can also be used to set up autom...

Страница 18: ...t circuits may be switched off To engage or disengage the record mute first operate the tape monitor function as described above then press the front panel mute button The mute button indicator will be illuminated when record mute is engaged and extinguished when record mute is disengaged Record mute can be engaged and disengaged from the remote handset by operating the tape monitor function follo...

Страница 19: ...t level 75mV 600Ω Auxiliary power outputs To suit Stageline or Prefix phono stage or Headline headphone amplifier Case size H x W x D 87 x 432 x 314mm ch1 in ve ch2 in Inputs 1 2 6 ch1 in ch1 out ch2 out ve ch2 in Inputs 3 4 5 ve ve ch1 ve ch2 Input 6 alternative in 6 aux 2 to power amplifier with internal power supply Note The NAC 202 AUX 2 input is provided with two sockets The upper socket fitt...

Страница 20: ...l signal output to mono or dual mono power amplifiers to NAPSC optional Note NAC 202 may also be powered by Supercap or Flatcap 2 power supplies connected in a similar manner to the Hi Cap Note The NAPSC socket to 4 pin DIN link plug must remain in place if no NAPSC is used 4 to 4 pin DIN 240 5 to 5 pin DIN Interconnect Cables NAC 202 HI CAP ...

Страница 21: ... gain The NAC 112 unity gain function enables an audio visual processor to be integrated such that the processor s volume control takes over command of signals connected to selected NAC 112 inputs Unity gain can be selected only on the AV input To select unity gain first switch the NAC 112 into program mode as previously described The front panel source mute button will illuminate if unity gain is...

Страница 22: ...et supplied with the NAC 112 duplicates all configuration options See Section 17 for more information The Flash handset will also control the NAC 112 See Section 16 for more information 14 11 defaults To restore all programmable settings to the factory defaults press and hold the remote handset disp key while the preamplifier is in program mode The preamplifier will exit from program mode followin...

Страница 23: ...porates an appropriate DC power supply The two sockets must not be used simultaneously cd tuner tape av aux 1 aux 2 to stereo power amplifiers with preamplifier power supply output power mains input for CD5 Headline or Stageline Additional interconnects required to stereo power amplifiers to mono or dual mono power amplifiers NAC 112 FLATCAP 2 15 1 NAC 112 rear cable direction marker Specification...

Страница 24: ...subsequent pages generally providing access to those less often used Selection of second and third pages within each mode is made by pressing the appropriate preset key The currently Flash Handset Preset keys Master keys Volume and mute keys Numeric keys selected page is shown in the top right corner of the display Details of the master key functions within each page is described in the following ...

Страница 25: ...mplifier model in use Firstly the NAC 112 incorporates a programmable volume control system that enables different source component output levels to be matched Secondly preamplifiers incorporate optional automatic input switching which will switch the input as soon as any handset key appropriate to a particular source is operated Thirdly if an audio visual processor is connected to the AV input th...

Страница 26: ...tegrated amplifiers preamplifiers and preset tuners The handset control configuration is based around three types of keys System Component Keys Global Keys and Soft Keys 17 2 system component keys These keys switch the operation of the Soft Keys into modes appropriate to each system component CD tuner preamp record cd Switches the action of the Soft Keys to that appropriate for a CD player tuner S...

Страница 27: ...ing The player display will then scroll through the selected tracks The prog indicator on the player display will illuminate when a play order has been programmed To clear memory press and hold the stop key In tuner mode the prog key enables specific FM station frequencies to be assigned to preset memory To assign a station to a preset first tune manually using the up or down keys or scan to the d...

Страница 28: ...hat there is no more memory available disp In preamp mode the disp key will extinguish and restore the button illumination not NAC 112 In cd mode the disp key will scroll through these options tracks time indicator off time time indicator on and display off In tuner mode the disp key will scroll sequentially through tuned frequency freq indicator on preset number freq indicator off and display off...

Страница 29: ...55013 Sound and television broadcast receivers and associated equipment Immunity Tested to EN55020 Electromagnetic immunity of broadcast receivers and associated equipment In accordance with CISPR 16 1 Radio disturbance and immunity measuring apparatus CISPR 16 2 Methods of measurement of disturbances and immunity IEC 801 2 8KV air gap 4KV contact performance criterion B IEC 801 3 3V m 20dB perfor...

Страница 30: ...Naim Audio Limited Southampton Road Salisbury England SP1 2LN Telephone 44 0 1722 332266 Fax 44 0 1722 412034 www naim audio com Part No OWMPR 12 001 0032 Drawing No NA201001 400 ...

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