A22 Front Keyboard Replacement; Tools Required; Removal Procedure; Replacement Procedure - Agilent Technologies E5052A Service Manual

A22 Front Keyboard Replacement

Tools Required

• TORX screwdriver, T10, T15, and T20
• Flat edge screwdriver
• Open-end torque wrench, 5/16 inch (set to 10 in-lb) (for reconnecting SMA connector)
• Hex key, 1.5 mm

Removal Procedure

Refer to Figure 6-25 for this procedure.
Step 1. Remove the front panel as described in"Front Panel Removal" on page 178.
Step 2. Release the clamped cables from the clamps (item 1) on the cover.
Step 3. Disconnect the cable (item 4).
NOTE
Keep the mylar cable (item 5) connected.
Step 4. Disconnect the cables (item 2, 3, and 6) from the touch screen controller.
Step 5. Remove the six TORX T10 screws (item 7) fastening the cover to the front panel.
Step 6. Disconnect the cable (item 11) from the front keyboard.
Step 7. Disconnect the cables (item 3, 5, 8, 9 and 10) from the front keyboard.
Step 8. Remove the knob from the front panel with a 1.5 mm hex key.
Step 9. Remove the two TORX T15 screws (item 12) fastening the inverter assembly.
Step 10. Remove the eight TORX T10 screws (item 13) fastening the front panel keyboard.
Step 11. Separate the keyboard into the board and the rubber key.

Replacement Procedure

Step 1. Insert the whole jut of the rubber key into the hole on the new front panel keyboard.
Step 2. Reverse the order of removal procedure.
Chapter 6
Replacement Procedure
A22 Front Keyboard Replacement
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