Dell 5310n - Workgroup Laser Printer B/W Service Manual page 70

Service error codes (9xx.xx) (continued)
Error Sub
Description
code codes
953 .00
Service Manual
2-28
Possible causes Action
Replace the operator panel
board or upper front cover. See
"Upper front cover removal"
or
on page 4-12 "Upper front
cover removal" on page
Warning: When replacing any
one of the following
components:
• Operator panel assembly
(or upper front cover)
• System board assembly
• Interconnect card assembly
Only replace one component at
a time. Replace the required
component and perform a POR
before replacing a second
component listed above. If this
procedure is not followed, the
printer will be rendered
inoperable. Never replace two
or more of the components
listed above without a POR
after installing each one or the
printer will be rendered
inoperable.
Warning: Never install and
remove components listed
above as a method of
troubleshooting components.
Once a component has been
installed in a printer, it can not
be used in another printer. It
must be returned to the
manufacturer.
4-12.