How do I upgrade ROM or reset my Kawai keyboard? (Models M through Z)

ROM update versions and reset procedures for Kawai legacy keyboards from M8000 through Z1000, including MK10, MR series, MS, P260/P360, PH, PV, Q series, R50e, R100, WK, X, XD5, XS1, and Z1000.

M8000: Updates P059B/P0559C. Reset: Turn memory protect OFF, hold 9 and power up.

MK10: Update P061E. Reset: Hold lowest 2 black keys and power up. MK20: No update. Reset: Hold WRITE and power up.

MR300: Updates MP035B/MP071A. MR380: Updates MP034B/MP071A. No reset procedure.

MS Series: No update (V1.22). Reset: Hold lowest C + C# and power up.

P260: Update P128B. P360: Update P127B. No reset.

PH50: No update. Reset: Hold LEVEL + SYSTEM and power up. PHm: Update P197B. Reset: Hold LEVEL + SYSTEM and power up.

PV10: Update P089C. PV30: Update P089C. No reset.

Q55: Update MP080A. No reset. Q80: Update P130B. Reset: Hold SELECT and power up. Q80EX: Update KP058F. Reset: Hold SELECT and power up.

R50e: Update P001E. Global reset: Hold ERASE and power up. Clear pattern/song: Hold ACCENT + ERASE, then ENTER twice.

R100: Update 6P13E/6P14E. Global reset: Hold ERASE and power up. Clear: Hold lower half of COMMAND SELECT key #1 + ERASE, then ENTER twice.

WK40/50: No update. Reset: Hold ERASE and power up. Erase recorder: Hold lowest C + E and power up. X Series: No update. Reset: Hold lowest C + E and power up.

XD5: Update HP019B (V1.2). Reset: Hold SYSTEM + PREV and power up. XS1: No update. Reset: Hold SYSTEM + 4 and power up.

Z1000: Disk update (V2.21). Reset: Insert system disk, hold POPS and power up.