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You pick up hum and noise on 

your Grand Pre from 

the Computer

This can require some trial and error diagnostics. If you have music 

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to the Grand Pre. If it works properly, with no noise, then the computer in 

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uncommon. However, the Grand Pre

s digital inputs are transformer-

coupled to minimize this problem. If a problem persists, please feel 
free to contact Peachtree Audio.

When you switch from one 

source to another you get a 

loud “click” or “pop” 

Sometimes this is from static buildup but it should not occur consistently 
over a long period of time. Contact your dealer or Peachtree Audio if this 
persists.

The system using the Grand 

Pre has no bass

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and be very audible. Also, check to be sure your speakers are wired 

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You

re getting no sound 

through the balanced XLR 

input

Be sure you have the balanced/unbalanced selector set on “balanced 
XLR” see back panel page. Make sure the correct input is selected on 

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The Grand Pre will not 

turn on

Check to be sure that both the power switch on the back panel and the  
standby switch on the front panel are on. The front panel light should be 
blue. It is green when in standby. 

The Grand Pre turns on 

but there is no sound

Be  sure  your  system  is  not  muted  and  that  the  Grand  Pre  has 
been  selected.  Be  sure  your  digital  source  is  on  and  playing. 
Be sure the Grand Pre

s standby button is glowing blue and that your 

desired  input  is  glowing  blue.  If  the  input  button  is  blinking  the 
Grand Pre is in “mute” mode. Press the mute button on the remote 
to  un-mute  the  Grand  Pre.  Check  to  be  sure  your  digital  cable  is 
properly connected. 

The remote control 

doesn

t  work

Please check the batteries by removing the cover on the back of the 
remote. It is an infrared remote so it needs a clear line of sight to the 
sensor on the front panel of the Grand Pre.

You intermittently lose 

your signal on the 

USB input

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If your computer still doesn

t recognize the USB DAC unplug the USB 

cable from the computer and the Grand Pre, wait a few seconds, then 
reconnect. These are computer hookups, and sometimes you

ll lose 

a signal just as with your printer or other USB device. You should 
not have this problem often. We designed the Grand Pre to remain 
locked on the USB signal at all times, but signal dropouts are still 
possible.

Grand Pre

Содержание Grand Pre

Страница 1: ...Grand Pre ...

Страница 2: ...hed particularly at the plugs convenience receptacles and at the point where they exit from the apparatus 2QO XVH DWWDFKPHQWV DFFHVVRULHV VSHFLÀHG E WKH PDQXIDFWXUHU 8VH RQO ZLWK WKH FDUW VWDQG WULSRG EUDFNHW RU WDEOH VSHFLÀHG E WKH manufacturer or sold with the apparatus When a cart is used use caution when moving the cart apparatus combination to avoid injury from tip over Unplug this apparatus ...

Страница 3: ... possible harm to the environment or human health from uncontrolled waste disposal recycle it responsibly to promote the sustain able reuse of material resources To return your used device please use the return and collection systems or contact the retailer where the product was purchased They can take this product for environmental safe recycling Unpacking and Warranty HHS DOO SDFNLQJ PDWHULDOV I...

Страница 4: ...COAX2 OPT1 OPT2 BNC AUX1 HT AUX2 PHASE Grand Pre Introduction Back Panel Front Panel Connections Remote Control Useful Tips and more Troubleshooting Product Guarantee and Service 7HFKQLFDO 6SHFLÀFDWLRQV Grand Pre ...

Страница 5: ...re is a blend of a high quality high resolution DAC with a true state of the art hybrid tube preamp Both analog and digital sources will sound exceptional and the addition of balanced inputs and outputs will mate it with the best sources and DPSOLÀHUV PDGH This manual is a guide to the functions of your Grand Pre It shows you how to connect both digital and analog sources and offers tips on gettin...

Страница 6: ... SLOPE SELECT BYPASS BNC OPT2 AUX HT INPUT AUX HT LINE OUT AUX2 HIGH PASS SELECT USB COAX1 COAX2 Designed in USA Max Power Consumption 80W Fuse Rating 115V Input T1AL250V 230V Input T0 5AL250V Type PreAmp DAC Model GrandPre Made in China PRE OUT HIGH PASS PRE OUT 120V 230V AC 50 60Hz AC INPUT POWER OFF ON VOLTAGE SELECTOR BALANCED ...

Страница 7: ... X LR ...

Страница 8: ... P RE ...

Страница 9: ... O UT S E R IA L N O L L L L L L L R R R R R R R and the USA 3 4 5 6 7 8 9 10 11 12 13 14 2 1 15 21 20 18 17 19 16 ...

Страница 10: ...urroundprocessor Thisallowsyoutousethe DPSOLÀHU FRQQHFWHG WR WKH UDQG 3UH IRU VWHUHR XVH DQG IRU WKH IURQW OHIW DQG ULJKW VSHDNHUV in your Home Theater DO NOT switch to HT while the Grand Pre is actively playing music or a soundtrack through thisAux input The gain stages are different for each selection HT DQG X VR RX PD JHW D ORXG EXUVW RI VRXQG WKURXJK RXU VSHDNHUV 7XUQ GRZQ WKH YRO ume and put ...

Страница 11: ...nd P re 1 2 3 4 5 6 7 8 9 11 13 14 12 10 7KH VHOHFWRU EXWWRQV RQ WKH URQW 3DQHO DUH YHU VWUDLJKWIRUZDUG EXW ZH KDYH LQFOXGHG DGGLWLRQDO LQIRUPDWLRQ IRU RXU EHQHÀW µ To dim the front panel lights simply hold down the active input button for a few seconds until the front panel lights dim ...

Страница 12: ...oper digital audio cable for this purpose Optical Digital input 1 7RVOLQN DQG ÀEHU RSWLF FDEOH FRQQHFWLRQV DUH FRPPRQ RQ VRPH players cable boxes Apple products and other digital audio sources Optical Digital input 2 7RVOLQN DQG ÀEHU RSWLF FDEOH FRQQHFWLRQV DUH FRPPRQ RQ VRPH players cable boxes Apple products and other digital audio sources BNC Digital input Generally found on high end computer s...

Страница 13: ...SXWV SOD HU 7XQHU 3KRQR SUHDPS XVLQJ RCA interconnects for unbalanced terminals and XLR interconnects for balanced terminals Aux input buttons are on the front panel so push the one that corresponds to the Aux input you re using on the back panel 3UHDPS RXWSXW For connecting the variable preamp output of the Grand Pre to an DPSOLÀHU 7KH OHIW DQG ULJKW FDEOHV VKRXOG FRQQHFW WR WKH OHIW DQG ULJKW LQ...

Страница 14: ... BNC input OPT2 Selects a digital source connected to the Optical2 input Mute Mutes or Un Mutes the output of the Grand Pre TUBE Switches between solid state or tube hybrid operation of the Grand Pre An amber LED will illuminate in the front panel tube window when in tube hybrid mode OPT1 Selects a digital source connected to the Optical1 input AUX2 Selects an analog source connected to the Aux 2 ...

Страница 15: ...ce you set up your computer following the above instructions it should recognize the Grand Pre s USB Audio DAC and default to it If you unplug the USB connection you may have to repeat some steps this is not unusual Other useful tips For the best sound when listening to music from your computer set your computer and music program volume controls to maximum and use the Grand Pre volume knob or remo...

Страница 16: ...is selected on WKH IURQW SDQHO X The Grand Pre will not turn on Check to be sure that both the power switch on the back panel and the standby switch on the front panel are on The front panel light should be blue It is green when in standby The Grand Pre turns on but there is no sound Be sure your system is not muted and that the Grand Pre has been selected Be sure your digital source is on and pla...

Страница 17: ... from whom it was purchased or if unavailable directly to the Grand Pre distributor You should use a suitable carrier Do Not Send By Postal Service Peachtree Audio cannot accept responsibility for the Grand Pre while in transit to the deal er distributor or service facility Please insure your unit against loss or damage while in transit In the unlikely event that you experience a failure with your...

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Страница 19: ...Grand Pre ...

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