Emerson Process Management ControlWave EFM 3808 User Manual
Page 303
9
ESDS Manual
S14006
4/15/92
(2)
Clean PC board connectors as follows:
a.
Review the static-safe field procedure detailed earlier.
b.
Following the ESD-sensitive component handling procedures, remove
the connectors from the boards and remove the PC boards from their
holders.
c.
Use cleaner to remove excessive dust build-up from comb connectors
and other connectors. This cleaner is especially useful for removing dust.
d.
Liberally spray all PC board contacts with Inhibitor. The inhibitor:
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Provides a long lasting lubricant and leaves a protective film to
guard against corrosion
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Improves performance and reliability
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Extends the life of the contacts
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Is nonconductive, and is safe for use on most plastics
e.
Clean the comb contacts using a lint-free wiping cloth.
f.
Lightly mist all comb contacts again with Inhibitor.
NOTE: Do not use so much Inhibitor that it drips.
g.
Repeat the above procedure for the other PC boards from the device.
(3)
Cleaning PC edge connectors
a.
Use cleaner to remove excessive dust build-up from connectors. This
cleaner is especially useful for removing dust.
b.
Liberally spray the outboard connector with Inhibitor.
c.
Lightly brush the outboard connector with a soft, non-metallic, bristle
brush such as a toothbrush.