5
Repair Guide
Instructions
– Remove the front panel
lift and remove the front panel assembly.
– Disconnect PPMC cables
(Figure 5-6/Figure
5-7): Disconnect the service
connector cable from the PPMC assembly.
Disconnect the ribbon cable from the main
board, whilst leaving it connected to the PPMC
assembly.
90
(Figure
5-11): Carefully
Visual
Figure 5-11
Keysight N1911A/1912A Service Guide