BR5N-1-OMA-103a
17
4.2
Indication of alarms
When an alarm is given as the buzzer sounds 3 times and display value turned on and
off, it is because of one or more of following reasons.
1. The high concentration of the specimen.
(Bilirubin that exceeds a measurement value of 30mg/
㎗
.)
2. High concentration of hemolysis or turbidity.
(Specimen with hemolysis or turbidity exceeding 250mg/
㎗
.)
* With case 1. and 2. above, accurately dilute the specimen with an equal amount of
distilled water, then measure. Then, double the measurement value obtained.
3. The outside of the capillary tube being dirty, or bubbles exist inside.
4. The placement of the serum part being incorrect.
5. The light bulb being deteriorated, or light bulb cables being cut.
6. The placement of the light bulb being incorrect.
4.3 Inspection abnormalities
Symptoms
Possible cause
Corrective action
1)The unit is not plugged in.
Plug in the power cord into
electrical wall outlet and the unit
securely.
LCD display and/or LED does
not glow when the power
switch is turned on.
2)DC power suply has some
troubles.
3)Certain cables inside are not
securely connected.
4)Main Circuit board, LED
and/or LCD have some
troubles.
Consult your supplier.
The keys of the operation
panel do not work.
1)Key switch has some
troubles.
2)Main Circuit board has some
troubles.
Consult your supplier.
1)The stain of the capillary
tube.
Replace the capillary tube.
2)Deterioration of capillary
tube or snapping of lamp
cable.
3)Lamp is not mounted
correctly.
Replace the lamp.
Confirm the mounting of the
lamp.
LCD display can not be
adjusted to “0.0”.
4)The circuit board has some
troubles.
Consult your supplier.
1)The serum portion of the
sample is not correctly
inserted.
Check it with the serum gauge.
2)Scars and/or stains on the
capillary tube.
Replace the capillary tube.
3)Incorrect calibration.
Calibrate the instrument with the
new standard solution again.
Measured value is not
diplayed correctly.
4)Circuit board has some
troubles.
Consult your supplier.
