Service manual

20 Agilent 382A Operating and Service Manual
Maintenance
Center Section Resistive
Card Replacement
1. Remove flag cable from center section. Clean section. Drive locator pins
from center section. Mark the position of the cable clamping device.
2. Remove ring nut (lock nut) and rubber "O" ring from center barrel.
3. Remove screws and separate halves.
4. Refer to Figure 8. Remove silver paint in card recess with acetone. This
operation must be thorough. Any old paint left in recess may cause
bowing of card.
NOTE Only one-half of center section is recessed for receiving attenuator card.
Figure 8 Removal of Existing Silver Paint