Control Data Corporation CYBER 180 810 Maintenance And Parts Manual page 111

2. Replace fuse panel cover and tighten the three holding screws.
3.
Power up computer cabinet following Computer Cabinet Power Up
proceduc-e.
CAPACITOR BOX ASSEMBLY
Ref er to figure
4-5,
find number
9
for location.
REMOVAL
1.
Remove all power from computer cabinet following Computer Cabinet
Power Down procedure.
WARNING
If backup battery option is installed,
make sure three cable connectors to the
battery packs are disconnected.
2. Disconnect two cable connectors and two mounting screws from capacitor
box assembly.
3. Open the back doors of the computer cabinet.
4. Detach the back cover of the power module by removing three holding
screws.
5. Remove two frame holding screws from capacitor securing plate.
6. Pull the capacitoc- box assembly out from the back of the cabinet.
NOTE
If changing capacitor is needed, follow
steps 7 through 9, otherwise, skip to
replacement procedure.
7. Detach assembly cover by removing holding screws.
8. Remove all the bus bars on top of the capacitors and label them for
replacement.
9. Loosen the foot clamp on the faulty capacitor and detach capacitor
from assembly.
60469500 A
6--17