Olympus B2-BDS-2 Instrukcja rozwiązywania problemów i regulacji - Strona 14
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A.
TROUBLESHOOTING (B2-BDT)
No. A-10
QD
Is the
primary
side
voltage
selector with SW102
normal?
®
f
YES
0---------,
NO
t
I
Replace
the SW102.
Is
power
supplied normally?
~-NO-
Is the output of the diode
bridge DBlOl
normal?
YES
NO
Replace the
DBlOl.
Is
power supplied
normally?
YES
• .----0
NO
( END)
Replace the UYPC48.
Black
@
Are
the terminals
of
the
AC
inlet
JlOl
and
the main
switch SWlOl,
GND
(WlOl)
conducting?
GND
4
I
®
Normal if the resistance
values
between the
terminals of
the main
switch SWlOl are as shown below
when measured
with a multimeter.
3
I
'
4
~
I
,..,
c.
ON
l
OFF
ON
2
OFF
ON
3
OFF
0-+
Conducting
X+
Opened
2
3
4
o
·
6 6
X
X
X
6
6
X
0
X
!::::.
-+
l5r2
Q)
Remove the
SW102 and check
it for
continuity.
Normal
if it
is as
shown below.
Record
the
wire colors
connected to
each terminal.
Black
-+
COM
Purple
-+
lOOV (220V)
Blue
-+
llSV (240V)
-----------
Black
Purple
Q)
lOOV(220V)
Blue
Purple
;::1
rl
X
X
a:!
llSV (240V)
0
X
.I<:
l00V(220V)
0
u
nj
rl
ll5V(240V)
a:!
X
0
-+
Conducting
X
-+
Opened