HP 5355A Operating And Service Manual page 36

Model 5355A
Operation and Programming
Table 3-1. Keyboard Check (Continued)
Press and release
5345A displays two additional zeros. These two digits may be incremented by
the key and decremented by the key.
Simultaneously
press and release
5345A display
21 Press and release | * f 5345A minus sign {-) display goes blank. Press this key again to display minus sign.
22 i Press I *
534SA displays -1.00 GHz.
23 Press and release
Press- and release
5345A display decimal point shifts one place to the right each time the key is pressed
for the first two presses the? shifts two places to the left for the third press. This
sequence repeats, .
For each press of the key, the 5345A displays a different unit of measurement, in the
following order: GHz, MHz, kHz, Hz, mHz, and pHz. Displays -1. with pHz.
Turn off the OFFSET
FREQ mode by
pressing |*J
5345A displays ail zeros.
26 Press i * i
Key FED illuminates.