ZZ005500

The Yamaha ZZ005500 VGU52700 MK-L PSR-SX700/PSR-SX900 Key Contact PCB is an essential component for the maintenance and repair of Yamaha PSR-SX700 and PSR-SX900 portable keyboards. This part, specifically designed by Yamaha, ensures a perfect connection between the keys and the sensing system, providing an authentic and responsive touch for the performer.

The Key Contact PCB (Printed Circuit Board) is a complex electronic component that includes various sensors and switches, which detect the keys' movement and translate it into MIDI data. This PCB is crucial for the proper functioning of the keyboard's touch sensitivity, aftertouch, and other advanced features.

The VGU52700 and MK-L designations refer to specific versions of the PCB, which may differ in layout or component placement. The VGU52700 version is typically found in older PSR-SX700 models, while the MK-L version is used in newer PSR-SX700 and PSR-SX900 keyboards.

The ZZ005500 part number refers to the product category and specific model of the Key Contact PCB. It is important to ensure that the correct version and model number are ordered, as using an incorrect part may result in malfunctions or even damage to the keyboard.

The installation process of the Key Contact PCB involves removing the old PCB, carefully aligning the new one, and securing it in place with the appropriate screws or clips. This process should be carried out by a qualified technician, as improper installation may cause damage to the keyboard or the new PCB.

The Yamaha ZZ005500 VGU52700 MK-L PSR-SX700/PSR-SX900 Key Contact PCB is a vital component for maintaining the performance and reliability of these popular portable keyboards. By ensuring a perfect key-to-sensing connection, this PCB enables musicians to deliver expressive and authentic performances, making it an essential investment for any serious keyboard player.

A Comparative Analysis of Yamaha Keyboard Models VG-52700, MK-L PSR-SX700, and PSR-SX900

Affordable price point for a digital piano with weighted keys and a range of 88 keys.

Comes with a built-in sound engine that supports a wide variety of voices and sounds.

Features a USB to Host terminal, allowing for easy connectivity to a computer or tablet.

Offers a split and dual mode for teaching purposes.

Limited polyphony, which might not accommodate complex compositions or layered sounds.

Lacks advanced features like automatic accompaniment and recording capabilities.

Graded hammer standard (GHS) action keys provide a more authentic piano-feel.

A wide range of voices, rhythms, and styles for versatile musical exploration.

Connectivity options like USB, MIDI, and Bluetooth for diverse applications.

Comes with a built-in recording function and a 16-track sequencer.

Heavier and more expensive than the VG-52700 model.

May require an external power source for operation.

Advanced Graded Hammer Action (GH3X) keys for an even more authentic piano-feel.

Enhanced sound engine with improved voices and a more extensive library.

Extensive connectivity options, including USB, MIDI, Bluetooth, and audio output jacks.

Comes with an integrated recording function, a 16-track sequencer, and a 4-track recorder.

Significantly more expensive than the other models.

Heavier and larger in size, making it less portable.

Each of these Yamaha keyboard models offers unique features and benefits that cater to various musical needs and budgets. The VG-52700 is a more affordable option for those just starting their musical journey or seeking a simple digital piano for practice. The PSR-SX700 strikes a balance between affordability and advanced features, making it suitable for intermediate users and hobbyists. The PSR-SX900 is the premium choice for professional musicians and educators, offering the most comprehensive set of features and an authentic piano-feel.

* For beginners or those seeking an affordable digital piano: Yamaha VG-52700.

* For intermediate users or hobbyists seeking advanced features: Yamaha PSR-SX700.

* For professional musicians and educators: Yamaha PSR-SX900.

Details:

specifications audioproequip:

• brand: Yamaha
• mpn: Zz005500
• model: Psr-sx700
• compatible brand: For Yamaha
• non-domestic product: No
• type: Keyboard
• bundle listing: Yes

payments audioproequip:

• other
• credit card: discover
• wallet: apple-pay

shipping audioproequip:

• carrier: usps
• transit: 5-11 days
• service: usps ground advantage
• type: calculated
• class: standard

returns audioproequip:

• policy: no returns

seller audioproequip:

• # reviews: 4804
• rating: 99.8%
• city: pikeville, north carolina

offer audioproequip:

• in stock #: 5
• options: ship-to-home
• started: may 2, 2026
• prices: $5.99–$1500.00
• item condition:
  • Used
  • New
  • New with tags
  • Open box
  • New other (see details)
• sold #: 8
• availability: in stock

general audioproequip:

• category: Musical Instruments > Pro Audio Equipment Parts

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