Front Panel Hardkeys Or Softkeys Are Not Functioning; The Rpg Knob Is Not Functioning - Keysight N5171B EXG Service Manual

Troubleshooting
Troubleshooting Assembly Level Problems

Front Panel Hardkeys or Softkeys are Not Functioning

Verify individual key functionality by performing the Front Panel Key Test.
Pressing each key should darken the location on the front panel associated
with that key.
Press: Utility > Instrument Info > Front Panel Tests > Key Test
— If intermittent operation occurs, replace the Key Pad assembly.
— If more than 50% of the keys do not cause the corresponding test area to

The RPG Knob is Not Functioning

Verify the RPG functionality by performing the front panel RPG test.
Press: Utility > Instrument Info > Front Panel Tests > RPG Test
— Turning the RPG knob to the right should cause positive incremental
— Turning the RPG knob to the left should cause negative incremental
Figure 1-14 A6 Front Panel Interface Scan Board
Keysight X-Series Signal Generators Service Guide
change color, replace the A6 Front Panel Interface Scan board.
changes; expected range +10.
changes; expected range −10.
65