Hi Graham
My G91 did the same thing (drawer opening on startup) and this was fixed by firmware release 1.27 which has obvoiusly not been upgraded prior to your taking delivery! You can download this from the Meridian website

Rod

818v3, QNAP HS-453DX, Roon, 7200SE, ARCAM AVR380, REL B2, Panasonic BD 80, LG OLED, SBox Transporter, iPad, F80. Shunyata Delta NR power cables.