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All
and
more
about
Sharp PC-1500
at
http://www.PC-1500.info
3
..
Repairs
The
printer
has three repair
~evels
(A
,
B,
and
C)
taking
into
account
the difficulty
of
after
sale
services and repairs. Persons in charge of repairs
are
asked
to
make
repairs
after
comparing their
own
technical
proficiencies and
th.
e required
repair
level.
1)
Repair
Levels
Level
A:
A general
knowledge
of
the
principles
and
construction of the
printer
and
some
degree
of skill
are
required.
l~xperience
or
a
high degree
of skill is not
required.
Level
B:
A
good
knowled!ge
o
f
the
principles
and construction
of
the
printer
and the
skill
to
disassernble the printer and
to
use measuring
instruments,
jigs, and
tools
accociated
with
disassembly
and reassembly arc required. This
level
requires
experience in making
repairs.
Level
C: A
high degree
of
special
knowledge regarding the
principles
and
construction
o
f the
printer
are
required along with
the ability
to
use measuring
instruments, jigs,
and tools
associated with the
printer.
ln-liepth experience
~rid
skill
in
repair work are
required.
2)
Repair Procedure
W11en
a
fault
occurs,
carefully
observe and
check the
type of failure and
the
condilions
sur-
rounding
it.
Find out
the
cause and make
repai"
after checking
the
location
of 1he
fault,
refer-
ring to
the
"Repair
Guide."
(I) "Phenomenon"'
:
Determine
the trouble
phenomenon from 1his column.
(2)
"Condition"
:
Compare
the trouble
with
this
column and
verify whether
it
coincides.
(3)
"Cause
":
Causes
bassed
on the condition of
the
trouble
are
listed.
Verify
the
cause
.
Use the
repair level described above when making
repairs
after
fully
considering
the
repair
level.
(4) "Locations
and
Methods
of
Checking":
TI1e column
lists
where
to
check
fo.r
trouble
and by
whal
method.
Check
according
to the
instructions
in this
column and
locate the
trouble.
(5)
"
Repair
Method"
:
Repair
the trouble
according
to
t
he instructions
described
in this column.
If
the
same phenomenon
or
condit
ions cxis1 after making
repairs,
check
the
other
items
in
the cause
coJu
mn and rnake
nece.
s sary
repairs.
3)
Repair Tools
•
Screwdrivers (Precision Screwdrivers)
Phillips Type 4. equivalent
to
No.
000.
PltiUips Type
5,
equivalent to No.
00.
Flat-blade
Type
5
•
ET
Holders
E-Ring
ET
2
ET
1.5
ET 1.2
•
Radio
pliers.
or recd pliers
•
r·weezers
•
Soldering
iron
Do
not
sale
this PDF
!! !
17
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