No. 99MAH040B
3.3.4 LOCK: Key-lock
Key operation can be partially disabled in order to avoid incorrect key operation.
Enabling key-lock (disabling key operation)
1. Press the upper right key in the measurement mode to move the setup mode.
2. Press the lower left or lower right key to move the blinking cursor to "LOCK".
3. Press the center key to move the ON/OFF selection of the key-lock function.
4. Press the lower left key to select "ON".
5. Press the center key to set the key-lock function "ON" and return to the parameter
setting. (Refer to "3.3 Setup Mode".)
Disabling key-lock (enabling key operation)
1. Press the upper right key in the measurement mode to move the setup mode.
2. Press the lower left or lower right key to move the blinking cursor to "LOCK".
3. Press the center key to move the ON/OFF selection of the key-lock function.
4. Press the lower left key to select "OFF".
5. Press the center key to set the key-lock function "OFF" and return to the
parameter setting. (Refer to "3.3 Setup Mode".)
・ Press the upper left key to cancel the operation.
・ The key-lock function will not be disabled by turning off the power. However, it will be
set off when the battery is replaced.
・ When the key-lock is set on, other than key-lock cannot be selected in the setup mode.
・ The key-lock items can be customized via PC communication. (Refer to "3.3.5.1 PC(1):
PC communication".)
Functions to be disabled while key-lock is on
Measurement mode