Patent ID: 8338688

Claim:
An electronic keyboard instrument comprising: an instrument main body having a keybed and a keyboard disposed on the keybed; a hammer action mechanism disposed rearward of a key-depression part of the keyboard and upward of a rear portion of the keyboard; a holding part held stationary relative to said instrument main body; and a circuit board configured to electronically generate musical tones, wherein said circuit board is directly or indirectly held by said holding part at a location upward of said hammer action mechanism, wherein said holding part includes front and rear holding parts disposed parallel to each other in a front-rear direction of said instrument main body, a circuit board mounting part is disposed upward of said hammer action mechanism and bridged between the front and rear holding parts, and the circuit board is held by said circuit board mounting part, and wherein said circuit board mounting part in a state disposed on said holding part is bridged between the front and rear holding parts by a front end portion of said circuit board mounting part being fastened to the front holding part and by a rear end portion thereof being fastened by a fastener to a fastening portion of the rear holding part, and said circuit board mounting part in a raised state can be fixed to the front holding part or the rear holding part.