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Sharp SF-7200 Service Manual page 64

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SF-7200
[14] Self-diagnosis and test functions
1. Self-Diagnostic Functions
When
the copier malfunctions,
operations
are suspended
immediately
and a status code is indicated on the multi-
copy
display.
Status codes
are represented
as an alpha-
numeric combination of figures.
(1) Outline
Copying operation
Occurrence of a machine failure
point on the display window
r-
|
I
(User's action)
Power turned On
:
'
.
'
Service engineer should make the service call with necessary
[Oy
ea arene
ye oN
ne
Display of the self-diagnostic
service parts on the basis of the trouble status reported by
status codes.
the user.
Fix the problem by finding the
malfunction point with the test
programs
Completion of troubleshooting
Cance! the status code stored in
the memory.
|
® When one of the test status of L1, L2, L3, L4, L5, H1,
H2, H4, P1, and C2 is indicated, it may be cleared by
turning the power off.
(2) When the test status U1 is indicated, it may be cleared
by test command 13.
(8) When the status code CH is indicated, it may be cleared
automatically
upon
completion
of troubleshooting,
without entering a test command.
@ When status code H3 is indicated, it may be cleared by
test command 14.
14-1

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