Pro-Ject Audio Phono Box DC Instruction Manual

Indledning

This manual provides essential information for the proper setup, operation, and maintenance of your Pro-Ject Audio Phono Box DC. This compact phono preamplifier is designed to enhance the audio signal from your turntable, making it compatible with line-level inputs on your amplifier or receiver. It supports both Moving Magnet (MM) and Moving Coil (MC) cartridges, offering versatility for various turntable setups.

Figur 1: Forside view of the Pro-Ject Audio Phono Box DC in black.

Sikkerhedsoplysninger

Always disconnect the power adapter before cleaning or if the unit will not be used for an extended period.
Do not expose the unit to rain or moisture. Avoid placing objects filled with liquid, such as vases, on the unit.
Sørg for tilstrækkelig ventilation. Bloker ikke ventilationsåbningerne.
Place the unit on a stable, level surface to prevent accidental falls.
Undgå at placere enheden i nærheden af varmekilder såsom radiatorer, varmeapparater, komfurer eller andre apparater (herunder ampløftere), der producerer varme.
Brug kun den strømforsyning, der er leveret af producenten.
Forsøg ikke selv at udføre service på enheden. Overlad al service til kvalificeret servicepersonale.

Pakkens indhold

Kontroller venligst, at din pakke indeholder følgende varer:

Pro-Ject Audio Phono Box DC unit
DC power adapter (18V)
Instruktionsmanual

Hvis der mangler eller er beskadigede varer, bedes du straks kontakte din forhandler.

Opsætning

Follow these steps to correctly set up your Phono Box DC:

Placering: Position the Phono Box DC near your turntable and amplifier. Its compact size allows for flexible placement.
Cartridge Type Selection: Locate the MM/MC switch on the rear panel of the Phono Box DC. Set it according to your turntable's cartridge type (Moving Magnet or Moving Coil). Ensure this is set correctly for optimal sound quality.
Connect Turntable to Input: Connect the RCA output cables from your turntable to the "In" (Left and Right) RCA inputs on the rear of the Phono Box DC.
Tilslut jordledning: Connect the ground wire from your turntable to the ground terminal on the Phono Box DC. This is crucial for minimizing hum and noise.
Connect Output to Amplivligere: Connect the "Out" (Left and Right) RCA outputs from the Phono Box DC to a line-level input on your amplifier or receiver (e.g., "Aux", "CD", "Line In"). Do NOT connect it to an amplifier's dedicated "Phono" input, as this would result in over-ampforvrængning og forvrængning.
Tilslut strøm: Connect the supplied 18V DC power adapter to the "Power 18V===" input on the rear of the Phono Box DC, then plug the adapter into a suitable power outlet.

Pro-Ject Audio Phono Box DC, rear view med forbindelser

Figur 2: Bagside view showing input, output, MM/MC switch, ground terminal, and power input.

Drift

Once all connections are made and the power is supplied, the Phono Box DC is ready for operation. There are no additional controls on the unit beyond the MM/MC switch. Simply select the correct cartridge type, and the unit will automatically process the audio signal from your turntable.

Sørg for din amplifier is set to the correct input channel where the Phono Box DC is connected.
Juster lydstyrken ved hjælp af din amplifiers kontroller.

Opretholdelse

The Pro-Ject Audio Phono Box DC requires minimal maintenance:

Rensning: Brug en blød, tør klud til at rengøre enhedens yderside. Brug ikke flydende rengøringsmidler eller opløsningsmidler.
Støv: Keep the unit free from dust accumulation, which can affect performance and lifespan.
Forbindelser: Kontrollér regelmæssigt alle kabelforbindelser for at sikre, at de er fastgjorte og fri for korrosion.

Fejlfinding

If you encounter issues with your Phono Box DC, refer to the following common problems and solutions:

Problem	Mulig årsag	Løsning
Ingen lyd eller meget lav lydstyrke	Incorrect connections, MM/MC switch setting, power issue, ampmere livligt input.	Verify all RCA cables are securely connected to the correct inputs/outputs. Ensure the MM/MC switch matches your cartridge type. Check that the power adapter is properly connected and plugged into a live outlet. Bekræft din amplifier is set to the correct line-level input (e.g., Aux, CD, Line In), not a dedicated Phono input.
Forvrænget eller uklar lyd	Incorrect MM/MC switch setting, faulty cables, damaged cartridge.	Double-check the MM/MC switch setting. Try replacing RCA cables to rule out cable issues. Inspect your turntable's cartridge for damage or wear.
Brummende eller summende lyd	Improper grounding, interference, faulty cables.	Ensure the turntable's ground wire is securely connected to the Phono Box DC's ground terminal. Verify that all components (turntable, preamp, amplifier) are plugged into the same power strip or wall outlet to avoid ground loops. Move the Phono Box DC away from other electronic devices that might cause interference (e.g., Wi-Fi routers, power supplies, large transformers). Try different RCA cables, especially shielded ones.

Specifikationer

Feature	Detalje
Mærke	Projekt
Modelnummer	13072
Produktmål (L x B x H)	2.95 x 4.21 x 2.83 tommer
Varens vægt	1.19 pund
Materiale	Metal
Voltage	120V
Maksimal forsyning Voltage	9.5 volt
Minimumsforsyning Voltage	9.5 volt (AC)
Antal kanaler	1
Specifikation Met	RIAA Response Accuracy 0.5dB (20-20,000 Hz), THD 0.01% (MM), THD 0.05% (MC)

Garantioplysninger

Pro-Ject Audio Systems products are covered by a manufacturer's warranty. The specific terms and duration of the warranty may vary by region and retailer. Please retain your proof of purchase for warranty claims.

For detailed warranty information, it is recommended to visit the official Pro-Ject Audio Systems webwebstedet eller kontakt din autoriserede forhandler.

Støtte

Should you require further assistance or have questions not covered in this manual, please contact:

Your authorized Pro-Ject Audio Systems retailer.
Pro-Ject Audio Systems customer support via their official webwebsted: www.projekt-audio.com

Når du kontakter support, bedes du have dit produktmodelnummer (13072) og købsoplysninger klar.

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Pro-Ject 13072

Pro-Ject Audio - Phono Box DC

Instruktionsmanual