Agilent Technologies E3633A User Manual page 71

Chapter 3 Front-Panel Operation
Calibration Overview
Be sure to read the security code rules on page 56 before attempting to secure the
power supply.
• Front-Panel Operation:
UNSECURED
If the power supply is unsecured, you will see the above message for one second by
Error
holding (
Calibrate
Calibrate
secure the power supply, press
is displayed in the calibration mode, enter the security code using the control knob
and resolution selection keys, and then press
Notice that you should omit the "HP" and enter the remaining numbers as shown
below.
000000 CODE
When you press I/O (
Config
Secure
below. The secured setting is stored in non-volatile memory, and does not change
when power has been off or after a remote interface reset. To exit the calibration mode,
turn the power off and on.
SECURED
• Remote Interface Operation:
CAL:SEC:STAT {OFF|ON},<code>
To secure the power supply, send the above command with the same code as used to
unsecure. For example,
''CAL:SEC:STAT ON, HP003633''
''CAL:SEC:STAT ON, HP003634''
*For HP E3633A Model
58
) key for 5 seconds when you turn on the power supply. To
I/O ( ) key after the "CAL MODE" message
Secure
Config
Secure
I/O
Config
Secure
) key to save the change, you will see the message
Secure
Secure or unsecure the power supply
(E3633A) or
(E3634A)
**For HP E3634A Model
( ) key.
Secure