Locking And Unlocking Key Lock - IDK MSD-72 Series User Manual

8.6 Locking and Unlocking key lock

Press and hold the "UNLOCK" key for 2 seconds or longer to set/cancel keylock for keys below. You will hear
a long beep sound and then the following message is displayed for 1 second. Operation Lock can be set and
done by group.
・OPERATION LOCK ! (Locked)
・OP LOCK RELEASE ! (Unlocked)
DISPLAY POWER keys
[Figure 8.5] Keys to be set/cancel operation lock (MSD-7204UHD)
Control command execution keys
Input channel selection keys
Press and hold the "UNLOCK" key for 2
seconds or longer to set/cancel key lock
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MSD-72 Series User's Guide
【See: 9.16.1 Operation lock mode】
Menu/operation keys