Samsung SR-S25NTA - Page 64

Reference
No.
3)
Check
of
LOAD
Pa
a)
Measure
after
disassembly
;
:
After
disconnect
‘of
the
power
‘cord
from
‘
power
consent
and
of
the
¢
nnectors,
‘CN70,
|
71
and'72
from’
MAIN
PCB,
Measure
‘followings.
3.
4.
Measure
the
resistance
value
between
the
load
terminal
and
terminal
as
follows
to
judge
the
abnormality
of
load
and
wire
connection.
Load
Measuring
terminals
Judgement
F-Defrost
heater
CN70
@
and
CN71
©
o
9
means
OPEN
fault
of
connection
and
Thermal-Fuse.
R-Defrost
heater
CN70@
and
CN71
©
co
9
means
OPEN
fault
of
connection
and
Thermal-Fuse.
F-Fan
Motor
CN70
@
and
CN71
©
oo
Q
means
OPEN
fault
of
wire
connection
and
Thermal
COIL
solid
wire.
R-Fan
Motor
CN70@
and
CN71
@
oo
9
means
OPEN
fault
of
wire
connection
and
Thermal
COIL
solid
wire.
On
check
of
load
according
to
the
above
measuring
method,
find
out
the
measuring
terminals
at
load
ends
using
the
circuit
diagram
and
perform
the
check.
Reference
No.
4)
Check
method
of
various
sensor
5
‘ measure the: resistal
®
6
p
terminals:
as
follows
a
SE
reeezer
sensor
piowiatiel
2he
w
GS
EN
Sean
Yellow
|
1.
Measure
the
resistance
value
between
the
TE
Feast
sensor
Freezer
Sensor
CN30
@and
@
)
Bue
16)
2.
Measure
the
resistance
value
between
the
Refrigerator Sensor CN31 @ and @.
@
3.
Measure
the
resistance
value
between
the
®
Refrigerator
F-Defrost
Sensor
CN30
©
and
©.
er
2a?
‘sensor
4,
Measure
the
resistance
value
between
the
ey
_iay
R-Defrost
R-Defrost
Sensor
CN31
©
and
©.
6)
so
5.
Measure
the
resistance
value
between
the
)__Vioit_I
Ambient
Sensor
CN32
@
and
@.
ee
6.
Measure
the
resistance
ne
ri
Na
the
oO)
as
Ice-Maker
Sensor
CN90
@)
and
@.
[is
18
7.
Compare
the
resulted
value
with
the
Ice-Maker
temperature
of
each
sensor
and
the
conversion
White
sensor
table
of
the
resistance
and
voltage
of
sensor
:
©
geo
(ne
19
related
according
to
the
temperature
described
in the Reference No.8 of this manual and
then, judge whether there is any problem.
.
When
the
value
is
resulted
to
be
oo
Q
or
02
fter
d
bl
*
7
eee
ee
check
carefully
the
conmected
state
of
the
wires.