Olympus BX53M Instructions Manual page 87

Cause
The MIX slider for reflected light observation (U-MIXR) is not
engaged in the light path.
The illumination of the MIX slider for reflected light
observation (U-MIXR) is turned OFF.
Or the hand switch (BX3M-HS) is damaged.
The light intensity value of the MIX slider for reflected light
observation (U-MIXR) is 0%.
Or the hand switch (BX3M-HS) is damaged.
The control box (BX3M-CB) is not connected.
The hand switch (BX3M-HS) is not connected.
The hand switch (BX3M-HS) is damaged.
The stored brightness (LIM function) is restored to the factory
default setting while the control box (BX3M-CB) is connected.
The power supply was turned ON while pressing the SET
switch of the microscope frame.
The cable of the coded reflected light illuminator is not
connected.
Remedy
Engage the MIX slider for reflected light observation in the light
path.
If the POSITION indicator of the hand switch (BX3M-HS) keeps
lighting OUT (IN does not light.) even though the MIX slider for
reflected light observation is engaged in the light path, contact
Olympus.
Press the ON button of the hand switch (BX3M-HS).
If the illumination does not turn ON even though the ON button
is pressed, contact Olympus.
Press the light intensity button (
HS).
If the illumination does not turn ON even though the light
intensity button is pressed, contact Olympus.
Set the main switch to (OFF) and connect the control box and
the AC adapter of the control box again.
Then, set the main switch to (ON) and confirm that the beep is
heard once.
Set the main switch to (OFF) and connect the hand switch
(BX3M-HS).
If the CUBE indicator or the OB indicator does not light even
though the hand switch is connected, contact Olympus.
Contact Olympus.
Set the main switch to (OFF) once and set it to (ON) again.
Set the main switch to (OFF) and connect the cable of the
coded reflected light illuminator.
) of the hand switch (BX3M-
BX53M
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