Lock Key - Brother S-7220C Instruction Manual

4. USING THE OPERATION PANEL (ADVANCED OPERATIONS)

4-3. LOCK key

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When the power switch is turned on, the LOCK key (1) turns
ON. (The icon (2) is illuminated.)
In this state, the following three key operations are disabled
so that the setting values cannot be changed accidentally.
FUNC key (3)
This key is used to make settings for various functions.
ENTER key (4)
This key is used to accept function settings.
MAX key (5)
This key is used to change the maximum sewing speed.
* Refer to the Service Manual for details on using these
keys.
4194M
S-7220C