Keysight Technologies P Series Service Manual page 97

Disassembly of replacement part
DAP assembly, Channel A (front connectors
option)
DAP assembly, Channel A (rear connectors
option)
DAP assembly, Channel B
Front panel assembly (front connectors
option)
Keysight N1911A/1912A Service Guide
Instructions
– Remove handle, bumpers, and top clamshell
(including PSU)
– Disconnect the sensor RF connections from the main
board
– Disconnect the sensor flex connection(s) from the main
board
– Remove the 4 screws securing the DAP assembly to the
main board
– DAP assembly can now be removed
– Remove handle, bumpers, and top clamshell
(including PSU)
– Disconnect the sensor RF connections from the main
board
– Remove the 4 screws securing the DAP assembly to the
main board
– DAP assembly can now be removed
– Remove handle, bumpers, and top clamshell
(including PSU)
– Remove the 4 screws securing the DAP assembly to the
main board
– DAP assembly can now be removed
– Remove handle, bumpers, and top clamshell
(including PSU)
– Disconnect the sensor RF connections from the main
board
– Disconnect the sensor flex connection(s) from the main
board
– Disconnect the calibrator assembly cable connection
from the main board
– Disconnect the EMI earth wires from the calibrator
assembly
– Disconnect main board ribbon cable from the front
panel
– Front panel assembly can now be removed
Repair Guide 5
97