Front-Panel Board Replacement - HP 16500A Service Manual

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HP 16500A/16501A - Service

6-18. Front-Panel Board Replacement

When necessary, refer to other removal procedures.
HP 16500A
1. Remove the power cord and the bottom cover. To remove the bottom cover, refer to section 6-10,
"Cover Removal." Remove the top trim from the front frame.
2. Disconnect the two cables from the front-panel board. One cable is connected to the color display
module and one cable is connected to the mother board.
3. Remove the screws connecting the front-panel assembly to the top and bottom of the frame.
4. Remove the front-panel assembly by pushing on the back of the assembly from inside the
instrument.
5. Carefully remove the shield from the assembly. The shield is very fragile and must be replaced if it
is bent or damaged in any way.
6. Remove the clip holding the front-panel board to the front-panel assembly.
7. Remove the bezel from the front-panel board.
8. Unplug the RPG knob cable. Remove the screws connecting the front-panel board to the
front-panel, then remove the front-panel board.
9. Reverse this procedure to install the replacement front-panel board.
6-62

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16501a

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