Technical data

9020/9030/9040 Environmental/Installation/PM 2-11
14. (ALL)
Close processor stack door. Tighten thumbscrews to prevent Radio Frequency Interfer-
ence
(RFl) radiation. Replace the label that is used as a seal for the processor stack door
(Part Number 5180-5201).
15. (520)
CAUTION
ENSURE THE I/O EXPANDER CONNECTOR ON THE PROCESSOR
STACK DOOR IS COVERED. AS EXPLAINED IN THE NEXT STEP
TO PREVENT
RFI RADIATION.
Attach I/O expander cable(s) to the appropriate I/O EXPANDER connector (Figure 5), or
cover connector with plastic connector cover (Figure 6).
(530/540 - 2nd lOP)
Route lOP cable along outside of base plate and attach lOP cable strain relief clamp to
base with four
#2 Pozidriv screws. Ensure cable is centered in clamp and is not pinched.
(530/540 - 3rd lOP)
Remove I/O cable strain relief clamp which holds 2nd lOP cable in place on outside of
base plate. Route
lOP cable along outside of base plate and attach lOP cable strain relief
clamp to base with four
#2 Pozidriv screws. Ensure cable is centered in clamp and is not
pinched.
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Figure 5. lOP Connector Attached to Door.