16
SECTION 7
TROUBLESHOOTING
SYMPTOM
PROBLEM
SOLUTION
No display
Power supply not firmly plugged into
electrical outlet or in back of device
Power supply not functioning
ON/OFF switch not ON
Faulty electrical outlet
Check both plugs
Replace power supply.
Turn ON/OFF switch ON
Try a different electrical outlet
Rotor will not spin Lid not locked
Press firmly down on the lid tab.
Unit Noisy
Rotor knob is not tight
Rotor not balanced
Tighten rotor knob
Balance the rotor
Lid will not open
Device is in the spin cycle
Lid lock is engaged
Allow spin cycle to end (Section 4.4)
Turn ON/OFF switch off, wait 5
seconds and turn it back on.
Use the key tool on the underside of
the unit. Insert the “L” shaped end of
the tool into the ”L” shaped key opening
on the left side of the unit. Push gently
until the lid opens.
LOW RPM
message
Low rpm
Insure that the rotor moves freely
Check rotor balance
RUN ABORTED
message
Power failure
Power supply disconnected
Restore power
Reconnect plug
ENTRY ERROR
message
If the slider is moved out of sequence
or is moved in the wrong direction.
Move the slider to the far left and start
the reading process over. (Section 4.5)
LCD flashing
Low battery pack charge
(less than 20% capacity)
Power supply not firmly plugged into
electrical outlet or in back of device
Recharge or replace battery pack
Check both plugs
Try a different electrical outlet
Battery pack will
not charge
Power supply not properly connected
Battery pack not properly connected
Faulty battery pack
Section 2.2 - Power Supply
Section 2.3 - Optional Rechargeable
Battery Pack
Replace battery pack
Battery pack
does not hold
adequate charge
Voltage is inadequate to charge
HemataStat II
Plug in fewer power supplies in
electrical outlet (same circuit)
