User Manual

Section 2: General operation Series 2200 Programmable DC Power Supplies Reference Manual
2-8 2200S-901-01 Rev. A/November 2011
Keypad special operations
See the following table for the Series 2200 keypad special operations.
Operation
Key press
Display the instrument firmware version.
Shift + 8
Display the internal temperature of the instrument.
Shift + . (decimal point) + 1
Perform a factory reset. All setups and lists are erased.
Shift + . (decimal point) + 2
Unlock the keypad.
If the instrument's keypad and front panel controls
are locked, you will need a password to unlock
them. If you forget the password, enter the
appropriate default code for the model instrument
you are using:
Model
Default code
2200-20-5
4205
2200-30-5
4305
2200-32-3
4323
2200-60-2
4602
2200-70-1
4721
Cycling the instrument power also unlocks the
keypad.