How do you play the Gb maj7(sus)/Fb chord?

To play the Gb maj7(sus)/Fb chord on piano, play the Gb maj7(sus) chord (Gb, Db and F) with Fb as the lowest bass note. Place the Fb note below the other chord tones. Slash chords specify a particular bass note different from the chord root.

What notes are in the Gb maj7(sus)/Fb chord?

The Gb maj7(sus)/Fb chord uses the 3 notes of the Gb maj7(sus) chord — Gb (Perfect unison), Db (Perfect fifth) and F (Major seventh) — with Fb played as the bass note in the lowest register.

What is a slash chord?

A slash chord (or compound chord) is written as Chord/Bass and specifies both a chord and a bass note. The note to the right of the slash is played as the lowest note. The Gb maj7(sus)/Fb chord means a Gb maj7(sus) chord with Fb in the bass.

Gb maj7(sus)/Fb

The Gb maj7(sus) chord consists of the Gb (Perfect unison), Db (Perfect fifth) and F (Major seventh) notes, with Fb as the bass note.

How to play the Gb maj7(sus)/Fb chord

Play Fb as the lowest bass note in the left hand
Find Gb (Root) on the piano keyboard
Add Db (Perfect fifth) — 7 semitones above Gb
Add F (Major seventh) — 11 semitones above Gb
Press all 4 notes simultaneously to sound the Gb maj7(sus)/Fb chord