Rear Panel Assembly Replacement; Tools Required; Removal Procedure - Keysight E4980A Service Manual

Replacement Procedure

Rear Panel Assembly Replacement

Rear Panel Assembly Replacement

Tools Required

•
•
•
•
•
•

Removal Procedure

Refer to
Step 1. Remove the Option Interface as described in
on page
Step 2. Remove the 3/4 Rack Module Top as described in
Replacement" on page
Step 3. Remove the A3 Analog Daughter Board as described in
Board Replacement" on page
Step 4. Remove the A2 Analog Board as described in
on page
Step 5. Remove the PPMC PCA as described in
page
Step 6. Remove the A1 Mother Board as described in
Replacement" on page
Step 7. Remove the Power Supply Assembly as described in
Replacement" on page
Step 8. Remove the bottom clamshell as described from
Plate Replacement" on page
Step 9. Remove the one TORX T20 screw (item 1) fastening the ground cable.
Step 10. Remove the five TORX T10 screws (item 2) fastening the Rear Panel
Assembly.
Step 11. Remove the Rear Panel Assembly from the Base Plate.
94
Torque screwdriver, TORX T20
Torque screwdriver, TORX T8
Torque screwdriver, TORX T10
Box torque wrench, 5/8 inch
Box torque wrench, 5.5 mm
Box torque wrench, 7 mm
Figure 6-11 for this procedure.
82.
73.
79.
84.
86.
88.
"Option Interface Replacement"
"3/4 Rack Module Top
77.
"A2 Analog Board Replacement"
"PPMC PCA Replacement" on
"A1 Mother Board
Step 10
91.
Keysight E4980A/E4980AL Precision LCR Meter
"A3 Analog Daughter
"Power Supply Assembly
to Step 12 in "Base