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NAIM NAC 152 XS, Reference Manual, Page: 21 / 24

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NAIM NAC 152 XS Reference Manual Download Page 21

E19

Preamplifier Operation

14.9 Interface Function Buttons and Keys

Preamplifier  Program 

Auto Input 

AV Bypass 

Restore 

 

Mode  Switching  

Defaults

NAC 552

 hold

 pre 

N/A 

N/A 

N/A 

handset key (R-com)

 hold

 prog 

pre 

4

 mon 

pre 

4

 mute 

hold

 disp 

handset key(s) (NARCOM 4) 

  

source mono 

source mute 

 

front panel button

NAC 252

 hold 

prog pre 

4

 mon 

pre 

4

 mute 

hold

 disp 

handset key(s) (NARCOM 4) 

  

source mon 

source mute 

 

front panel button

NAC 282

 hold 

prog pre 

4

 mon 

pre 

4

 mute 

hold

 disp 

handset key(s) (NARCOM 4) 

  

source mon 

source mute 

 

front panel button

NAC 202

 hold 

prog pre 

4

 mon 

pre 

4

 mute 

hold

 disp 

handset key(s) (NARCOM 4) 

  

mon  mute  

front panel button

NAC 152 XS

 hold 

prog pre 

4

 mute 

pre 

4

 av 

hold

 disp 

handset key(s) (NARCOM 4) 

  

mute av   

front panel button

Note:

 The handset must be in preamplifier mode to select 

program mode or to restore defaults.

Note:

 The

4

symbol indicates sequential key operations.

14.8 Fault Conditions

Some preamplifier models will indicate power supply or link 
plug faults by flashing a specific front panel button indicator. 
These fault indications are listed below:

Preamplifier   Power Supply or Link Plug Fault Indication

NAC 252

  

source mute flashing

 

 

NAC 282  

source mute flashing

 

 

NAC 202  

mute flashing

 

 

NAC 152 XS 

mute flashing

Summary of Contents for NAC 152 XS

Page 1: ...R E F E R E N C E M A N U A L P R E A M P L I F I E R S E N G L I S H ...

Page 2: ...tion and Installation E9 10 1 NAC 282 Source Inputs and Record Outputs E9 10 2 NAC 282 and NAC 202 Input Socket Assignment E9 10 3 NAC 282 and NAC 202 Record Mute E9 10 4 NAC 152 XS Source Inputs E10 10 5 Signal Outputs E10 10 6 Auxiliary Power Outputs E10 10 7 Power Supply Upgrades E10 11 NAC 282 NAC 202 and NAC 152 XS Rear Panel Connections E11 11 1 NAC 282 Rear Panel Sockets E11 11 2 NAC 202 Re...

Page 3: ...nected to the terminal in the plug marked by the letter E or by the safety earth symbol or coloured GREEN or GREEN and YELLOW The wire coloured BLUE must be connected to the terminal in the plug marked with the letter N or coloured BLACK The wire coloured BROWN must be connected to the terminal in the plug marked with the letter L or coloured RED 2 2 Equipment Fuses Mains powered Naim Audio equipm...

Page 4: ...stances depending on where you live and the earthing arrangements in your home you may experience radio frequency interference Controls on broadcasting in some territories allow very high levels of radio frequency radiation and both the choice and exact siting of equipment may be critical Susceptibility to radio frequency interference is related to the wide internal bandwidth necessary for high so...

Page 5: ...t is possible to lock the record controls and prevent accidental de selection during recording Record lock is switched on or off by pressing the source mono button four times within six seconds Indicators are fitted to the NAC 552 rear panel above each input socket These indicators illuminate to provide information on input selection and on input mapping setup and programming 4 2 Input Socket Assi...

Page 6: ... ch2 Inputs 4 5 6 ve ve ve ch1 ch2 Input 7 4 4 Record Mute At times when the NAC 552 record outputs are not required it is good practice to mute them in order to minimise power consumption and maximise sound quality To engage the NAC 552 record mute simply press the record lower bank front panel mute button 4 5 NAC 552 Signal Outputs To ensure correct continuity of system earth connections the NAC...

Page 7: ...fiers to mono or dual mono power amplifiers additional signal output cable direction marker NAC 552 Burndy 240 5 to 5 pin DIN Interconnect Cables 6 Specification 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 For Naim phono stage Power Supply NAC 552PS Dimensions H x W x D Both 87...

Page 8: ...ividually to the cd and aux 2 input buttons in place of the DIN sockets Input assignment setup is accessed through the NAC 252 program mode To switch into or exit from program mode press and hold the prog key on the remote handset in preamplifier mode Program mode is indicated by a flashing indicator on the front panel volume control and the record selection indicators extinguishing Note If no fun...

Page 9: ...or fitted retrospectively Contact your local distributor or Naim Audio directly for further information ch1 ve nc nc ch2 cd tuner and aux 2 inputs ch1 ve ch1 out ch2 out ch2 hdd av and aux 1 inputs ve ve ve ch1 ch2 aux 2 alt input 8 2 NAC 252 Connected to SuperCap mains input and fuse Note For best performance the Burndy and 5 pin DIN cables should be run as close together as possible to stereo po...

Page 10: ...V 50Ω Hdd Output Level 75mV 600Ω Auxiliary Power Outputs For Naim phono stage Power Supply SuperCap Dimensions H x W x D Both 87 x 432 x 314mm Weight NAC 252 7 0kg SuperCap 11 6kg Mains Supply SuperCap 100V 115V or 230V 50 60Hz volume balance mute mono source bank record bank source and record selection 8 3 NAC 252 Front Panel Controls ...

Page 11: ...and NAC 202 Input Socket Assignment The input selection buttons select the source input signal to be routed to the power amplifier and the loudspeakers The NAC 282 and NAC 202 have six DIN input sockets and two alternative pairs of RCA Phono sockets The RCA Phono sockets can be assigned individually to the cd and aux 2 input buttons in place of the DIN sockets Input assignment setup is accessed th...

Page 12: ... the NAC 152 XS front panel This input is connected in parallel with the aux 1 DIN and RCA Phono sockets Insertion of a plug into the front panel socket will automatically switch the preamplifier to that input Removal of the plug will return the amplifier to the previously selected input If a different input is selected while a plug is inserted removal of the plug will not cause the input to chang...

Page 13: ... 282 Rear Panel Sockets cd RCA Phono ch1 L ch2 R aux 2 RCA Phono ch1 L ch2 R RS232 interface RC5 in Note The NAC 282 Aux 2 input is provided with two sockets The lower socket fitted on delivery with a blanking cover is intended for use with a StageLine or SuperLine Phono stage and incorporates an appropriate DC power supply The two sockets must not be used simultaneously Note The RS232 interface i...

Page 14: ...fier with internal power supply ch1 ve nc nc ch2 cd tun hdd av and aux inputs ve ve ve ch1 ch2 aux 2 alt input Note The NAC 152 XS Aux 2 input is provided with two sockets The right hand socket fitted on delivery with a blanking cover is intended for use with a Stageline or SuperLine phono stage and incorporates an appropriate DC power supply The two sockets must not be used simultaneously Note Th...

Page 15: ...to the power supply or preamplifier 12 NAC 282 NAC 202 and NAC 152 XS Power Supply Connections 12 1 NAC 282 Connected to Hi Cap and NAPSC mains input and fuse to stereo power amplifier to mono or dual mono power amplifiers additional signal output cable direction marker Interconnect Cables 240 5 to 5 pin DIN 12 2 NAC 282 Connected to SuperCap and NAPSC mains input and fuse to mono or dual mono pow...

Page 16: ...ap both outputs mains input and fuse to stereo power amplifier to mono or dual mono power amplifiers additional signal output mains input and fuse power switch to stereo power amplifier to mono or dual mono power amplifiers additional signal output cable direction marker Interconnect Cables 240 5 to 5 pin DIN ...

Page 17: ...nk plugs must only be inserted in the sockets from which they were removed and unused power supply sockets must not be used for any other purpose Incorrect use of link plugs and power supply sockets risks significant damage to the power supply or preamplifier cable direction marker Interconnect Cables 240 5 to 5 pin DIN 12 6 NAC 282 Front Panel Controls volume balance mute mono source bank record ...

Page 18: ...ry Power Outputs For Naim phono stage For Naim phono stage For Naim phono stage Power Supply Options SuperCap Hi Cap FlatCap Power amp Dimensions H x W x D 87 x 432 x 314mm 87 x 432 x 314mm 70 x 432 x 301mm Weight 7 0kg 7 0kg 3 9kg Mains Supply 100V 115V or 230V 50 60Hz Power Supply NAC 282 NAC 202 NAC 152 XS 12 7 NAC 202 Front Panel Controls 12 8 NAC 152 XS Front Panel Controls volume mute mon so...

Page 19: ...ontrol commands are received for five minutes Note In a few cases some further equipment configuration may be required for auto switching to operate correctly Please contact your retailer or local distributor for advice 14 2 AV Bypass AV Bypass enables an audio visual processor to be integrated such that its volume control takes over command of signals connected to selected preamplifier inputs On ...

Page 20: ...e The NAC 202 and NAC 152 XS do not incorporate any mono facility The NAC 202 incorporates a mon tape monitor function Pressing the mon button routes the hdd av or aux 1 input signals to the preamplifier output while leaving the input selection routed to the hdd av and aux 1 outputs The mon function can also be selected from the handset Note Only the hdd av and aux 1 inputs those that incorporate ...

Page 21: ...nt panel button NAC 202 hold prog pre 4mon pre 4mute hold disp handset key s NARCOM 4 mon mute front panel button NAC 152 XS hold prog pre 4mute pre 4av hold disp handset key s NARCOM 4 mute av front panel button Note The handset must be in preamplifier mode to select program mode or to restore defaults Note The4symbol indicates sequential key operations 14 8 Fault Conditions Some preamplifier mod...

Page 22: ...o switch R com back into CD player mode either press the pre or tun key again In default mode the R com keys have the following functions disp Scrolls through the display options of track time and display off open Opens the door on the CD555 stop Stops CD replay play Begins CD replay prev Selects the previous track or index point next Selects the next track or index point vol Increases the preampl...

Page 23: ... of the System Component Key setting and are available at all times Preamplifier and Integrated Amplifier Global Keys operate as follows vol 5 6 Adjusts the preamplifier volume and the volume control position mute Reduces the preamplifier volume to zero A second press restores the volume bal 3 4 Adjusts the channel balance Some Naim amplifiers have control of channel balance available only from th...

Page 24: ...l be connected to a mains socket outlet with a protective earthing connection Warning batteries installed shall not be exposed to excessive heat such as sunshine fire or the like Where the mains plug or an appliance coupler is used as the disconnect device the disconnect device shall remain readily operable To disconnect the equipment from the mains remove the mains plug from the mains outlet The ...

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