1. Úvod
The Yamaha P-45 is a compact and portable digital piano designed for both beginners and experienced players. It features an 88-key Graded Hammer Standard (GHS) keyboard, providing a realistic acoustic piano feel where the keys are heavier in the low register and lighter in the high register. Its advanced Wave Memory (AWM) stereo sampling technology delivers rich, authentic piano sounds.
This manual provides essential information for setting up, operating, and maintaining your Yamaha P-45 digital piano, ensuring you get the most out of your instrument.
2. Konec produktuview
Familiarize yourself with the main components and features of your P-45 digital piano.

The Yamaha P-45 digital piano, showcasing its full 88-key keyboard and compact design.
2.1 Připojení zadního panelu
The rear panel houses all necessary input and output ports for power, pedals, and external devices.

The back panel of the P-45, featuring ports for power, sustain pedal, headphones, and USB to Host for MIDI connectivity.
2.2 Connectivity Diagram
Understand how to connect your P-45 to various devices.

A visual guide to connecting the P-45, including headphones, foot pedal, and USB to a PC or smart device for MIDI.
2.3 Rozměry a hmotnost
The P-45 is designed to be compact and relatively lightweight for easy transport and placement.

Detailed measurements of the P-45, showing its height (154 mm), width (1326 mm), and depth (295 mm), along with its weight of 11.5 kg.
2.4 Model Comparison (P-45 vs. P-145)
For reference, here is a comparison of the P-45 with a newer model, the P-145, highlighting key feature differences.
| Funkce | P-45 | P-145 |
|---|---|---|
| Klávesnice | GHS Keyboard | GHC Keyboard |
| Pedal Options | Jediný pedál | 3 Pedal Unit (LP-5A) |
| Zvuk klavíru | AWM Stereo Sampling | CFIIIS, Damper Rezonance |
| Písně | N/A | 20 Songs + 303 Lessons |
| USB připojení | MIDI | Zvuk |
| Systém reproduktorů | 6W x 2 | 7W x 2 |
| Velikost (šířka) | 132.6 cm | 132.6 cm |
| Velikost (výška) | 15.4 cm | 12.9 cm |
| Size (Depth) | 29.5 cm | 26.8 cm |
| Kompatibilní aplikace | N/A | Smart Pianist, Rec'n'Share |
| Další výhody | N/A | 3 Months Flowkey Premium, 2 Free Online Lessons |
3. Nastavení
Follow these steps to set up your Yamaha P-45 digital piano.
- Rozbalení a umístění: Carefully remove the piano from its packaging. Place the instrument on a stable, flat surface or a compatible keyboard stand. Ensure there is adequate space around the piano for comfortable playing and connections.
- Připojení napájení: Connect the supplied AC power adapter to the DC IN jack on the rear panel of the piano. Plug the other end of the adapter into a standard electrical outlet.
- Připojení sustain pedálu: Connect the included sustain pedal to the SUSTAIN jack on the rear panel. This pedal allows you to sustain notes, similar to an acoustic piano.
- Připojení sluchátek (volitelné): For private practice, connect a pair of stereo headphones to the PHONES/OUTPUT jack on the rear panel. When headphones are connected, sound will not be output from the built-in speakers.
- USB MIDI Connection (Optional): To connect the P-45 to a computer or smart device for MIDI applications, use a standard USB cable (Type A to Type B) and connect it to the USB TO HOST terminal on the rear panel.
4. Základní obsluha
4.1 Zapnutí/vypnutí
- To turn on the power, press the [NAPÁJENÍ] button located on the left side of the control panel.
- To turn off the power, press and hold the [NAPÁJENÍ] button for a few seconds until the instrument shuts down.
4.2 Ovládání hlasitosti
Upravte celkovou hlasitost pomocí [OBJEM] slider or knob, typically located near the power button. Slide it up to increase volume and down to decrease it.
4.3 Výběr zvuku (hlasy)
The P-45 offers a selection of instrument voices. To change the voice:
- Stiskněte a podržte [FUNKCE] tlačítko.
- Při držení [FUNKCE], press one of the keys corresponding to the desired voice. For example, to select the Grand Piano voice, hold [FUNKCE] and press the A0 key (the lowest A on the keyboard). Refer to the instrument's panel markings or the full owner's manual for a complete list of voice assignments.
4.4 Funkce metronomu
The built-in metronome is useful for practicing with accurate timing.
- To turn the metronome on or off, press and hold the [FUNKCE] button and press the C2 key (the second C from the left).
- To adjust the tempo, press and hold [FUNKCE] and use the F#2 and G2 keys to decrease or increase the tempo, respectively.
4.5 Citlivost na dotyk
The P-45 allows you to adjust the keyboard's touch sensitivity to match your playing style.
- Stiskněte a podržte [FUNKCE] tlačítko.
- Při držení [FUNKCE], press the F#0, G#0, or A#0 key to select a different touch sensitivity setting (e.g., Hard, Medium, Soft, Fixed).
5. Pokročilé funkce
5.1 AWM Stereo Sampling
The P-45 utilizes Yamaha's Advanced Wave Memory (AWM) stereo sampling technology to create its rich and realistic instrument sounds. This technology records multiple samples of an instrument at different velocities and dynamics, providing a nuanced and expressive playing experience.
5.2 Polyfonie
The P-45 features 64-note polyphony, meaning it can play up to 64 notes simultaneously. This ensures that even complex musical passages with sustained notes will sound full and complete without notes cutting off prematurely.
5.3 MIDI konektivita
The USB TO HOST terminal allows the P-45 to function as a MIDI controller. You can connect it to a computer or smart device to interact with music software, record performances, or use the piano with virtual instrument plugins.
6. Údržba
Správná péče prodlouží životnost a výkon vašeho digitálního piana.
- Čištění: Wipe the instrument's surface and keys with a soft, dry cloth. For stubborn dirt, use a slightly damp cloth and then wipe dry immediately. Avoid using abrasive cleaners, solvents, or chemical wipes, as these can damage the finish.
- Skladování: When not in use, cover the piano with a dust cover to protect it from dust and debris. Store the instrument in a location away from direct sunlight, extreme temperatures, and high humidity, which can affect its electronic components and key action.
- Přeprava: When moving the piano, ensure it is powered off and all cables are disconnected. Use appropriate carrying cases or packaging to prevent damage during transport.
7. Řešení problémů
If you encounter issues with your P-45, refer to the following common troubleshooting tips:
- Žádný zvuk:
- Ujistěte se, že je napájecí adaptér bezpečně připojen a piano je zapnuté.
- Check the volume level. Increase it using the [OBJEM] posuvník.
- If headphones are connected, disconnect them to hear sound from the speakers. If sound is heard through headphones but not speakers, there might be an issue with the speakers or the headphone jack.
- Verify that a voice is selected and not set to a silent option.
- Zkreslený nebo tichý zvuk:
- Adjust the volume to an appropriate level. Very high volume can cause distortion.
- Ensure the power adapter is the correct one supplied with the instrument.
- Klávesy nereagují:
- Check for any foreign objects or debris lodged between the keys.
- If only specific keys are affected, contact Yamaha customer support.
- Metronom nefunguje:
- Ensure the metronome is turned on (refer to section 4.4).
- Check the metronome volume setting.
If these steps do not resolve the issue, please contact Yamaha customer support for further assistance.
8. Specifikace
Detailed technical specifications for the Yamaha P-45 digital piano.
| Funkce | Detail |
|---|---|
| Název modelu | P-45 |
| Číslo modelu položky | P-45B |
| Značka | Yamaha |
| Typ nástroje | Digitální Piano |
| Počet klíčů | 88 |
| Typ klávesnice | Standardní kladivo pro kladiva (GHS) |
| Typ dokončení | Matný |
| Barva | Černý |
| Typ materiálu | Plast |
| Rozměry produktu (D x Š x V) | 132.6 x 29.5 x 15.4 cm (52.2 x 11.6 x 6.1 palce) |
| Hmotnost položky | 11.5 kilogramů (25.35 liber) |
| Počet reproduktorů | 2 |
| Wattage | 12 wattů |
| Zdroj napájení | Elektrický kabel |
| Jack pro sluchátka | Zásuvka 6.35 mm |
| Technologie připojení | USB |
| Typ konektoru | MIDI USB |
| Úroveň dovedností | Začátečník |
| Speciální funkce | Lehký |
| Země původu | Čína |
| ASIN | B00UBJ4L32 |
9. Záruka a podpora
For detailed information regarding the product warranty, please refer to the warranty card included with your purchase or visit the official Yamaha website. Yamaha provides comprehensive customer support for all its products.
If you require technical assistance, have questions about your product, or need to arrange for service, please contact Yamaha customer support through their official webwebu nebo kontaktních informací uvedených v dokumentaci k produktu.