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Chapter 11
Setting and Using the Control and Management Facilities
Locking the Front Panel Keys, Keyboard and Mouse
Locking the keyboard
All of the keys on the keyboard connected to the 4287A can be made inoperative by
following the procedure described below.
NOTE
Once the keyboard has been locked, the locked condition cannot be released until the
power has been turned OFF and then ON again.
For how to perform the instruction “press the key (softkey) in the softkey menu”
mentioned in the procedure, see “13. Softkeys” on page 87.
Step 1.
Press the
[System]
key on the front panel to display the System softkey menu.
Step 2.
Press the
KEY LOCK MENU
key in the softkey menu to display the KEY LOCK MENU
softkey menu.
Step 3.
Press the
KBD LOCK [ ]
key in the softkey menu. The dialog box shown in Figure 11-9
appears.
Figure 11-9
Keyboard lock dialog box
Step 4.
Press the
OK
button in the dialog box to set the keyboard lock to ON.
NOTE
Press the
Cancel
button in the dialog box if the keyboard lock should not be ON.
For how to press buttons in dialog boxes, see “4287A Key Operation Overview” on
page 99.
The keyboard lock status can be confirmed by the softkey label.
NOTE
To set the keyboard lock status to OFF, press the standby switch (
) on the front panel to
completely turn OFF the power. When the standby switch is pressed again, the 4287A
power-on-settings will become valid. In the power-on-setting, the lock functions of the
front keys, keyboard and mouse are all OFF.
Softkey Label
Keyboard Lock Status
KBD LOCK [ON]
ON (inoperative status)
KBD LOCK [OFF]
OFF (operative status)
Summary of Contents for Twelfth 4287A RF LCR
Page 8: ...8...
Page 36: ...36 Chapter2 Installation Guide Preparation for Power Supply Figure 2 17 Power cable options...
Page 114: ...114 Chapter5 Setting Measurement Conditions Setting up dc resistance Rdc measurement...
Page 250: ...250 Chapter11 Setting and Using the Control and Management Facilities System Recovery...
Page 294: ...294 AppendixA Manual Changes Manual Changes...
Page 328: ...328 AppendixF Error Messages Undefined header...