14-10 Service Guide
Assembly Replacement and Post-Repair Procedures HP 8719ET/20ET/22ET
Removing the Front Panel Interface and Keypad Assemblies HP 8719ES/20ES/22ES
RF Network Analyzers
Removing the Front Panel Interface and Keypad
Assemblies
Tools Required
• T-10 TORX screwdriver
• T-15 TORX screwdriver
• small slot screwdriver
• ESD (electrostatic discharge) grounding wrist strap
• 5/16-inch open-end torque wrench (set to 10 in-lb)
Removal
1. Remove the front panel assembly from the analyzer, refer to “Removing the Front Panel
Assembly” on page 14-8.
2. Remove the 4 ribbon cables (item 1 through 4) from the front panel interface board.
3. Remove the 4 screws (item 5), that attach the interface board.
NOTE If the front panel interface board is to be replaced, install the new board at
this point and reverse steps 1 through 3 to complete the process.
4. Remove the 7 screws (item 6) from the A1 keypad board.
5. Remove the 3 screws (item 7) from the display cover.
6. Lift the display assembly slightly and slide out the A1 keypad board.
Replacement
1. Reverse the order of the removal procedure.
To Next Page
Loading...
Need help?
General
