Guide To Tables - Canon 1000 Service Manual

Guide To Tables

In this chapter, work procedures are given in the form of tables instead of flow charts used generally.
Familiarize yourself by studying the example below.
EX. AC power is absent.
Cause Step
Power plug 1
Covers 2
Power source 3
4
To find out the cause (problem part) of a single problem, refer to the item under "Cause." For "AC power
is absent," the cause may be the power plug, covers, power source, or others.
To find out the checks to make or remedies to provide for a single problem, refer to the "Checks" and
"Action"; make checks, answer to the questions YES or NO, and provide remedies accordingly. If the
answer is otherwise, proceed to the next step.
<Step>
Is the power plug
1
connected to the
power outlet?
Are the front
cover (right/left) and
2
delivery cover closed
Is the rated voltage
3
present at the power
Checks on the voltage using a meter call for special note; the description "Check the voltage between
J109-1 (+) and J109-2 (–) on the DC controller PCB" means that the positive probe of the meter should
be placed on J109-1 (+) and the negative probe, on J109-2 (–).
COPYRIGHT © 2001 CANON INC.
Checks
Is the power plug connected to
the power outlet?
Are the front cover and delivery
cover closed properly?
Is the rated voltage present at
the power outlet?
Is the rated voltage present
between J1-1 and -2 (near cord
plate)?
<Checks>
YES
properly?
YES
outlet?
YES
CANON CLC1000/1000S/3100 REV.2 MAY 2001 PRINTED IN JAPAN (IMPRIME AU JAPON)
7. TROUBLESHOOTING IMAGE FAULTS/MALFUNCTIONS
Yes/No
NO Connect the power plug
NO Close the cover
NO The problem is not of the copier.
Advise the customer as such.
YES Go to step 6.
<Yes/No>
NO
NO
NO
Action
<Action>
Connect the power
plug.
Close the cover.
The problem is not
of the copier. Advise
the customer as
such.
7-1