Troubleshooting
HemoPoint
®
H2 User’s Guide
55
Display screen is hard to read.
Display contrast setting
is unsuitable.
Reset the display contrast (see Section 5.3.6 “
Setting the display contrast”).
Instrument will not switch on.
Battery is discharged. Plug in the power adaptor.
Software does not
respond.
Carry out a “Reset” (see Section 7.2 “Resetting
of the photometer”).
Instrument does not
react when connected
to the power adaptor.
Check the connections and that all plug
contacts are correctly seated.
Instrument switches off too quickly or too slowly.
Stand-by time is
unsuitable.
Reset the stand-by time
(see Section 5.5.2.3 “Setting the stand-by
time”).
Instrument does not react to opening or closing the cuvette holder.
Battery is discharged
(Display shows
nothing).
Connect the power adaptor.
Software does not
react.
Carry out a “Reset”
(see Section 7.2 “Resetting of the
photometer”).
Background illumination does not work.
Power adaptor is not
connected.
Connect the power adaptor.
Backlight illumination is
not turned on under the
battery backlight mode.
Turn the backlight mode on (see Section
5.5.2.2 “Setting the backlight mode”).
Tone Signal does not work, or does not work properly.
Tone signal is set
incorrectly.
Adjust the tone signal
(see Section 5.5.2.1 “Setting the tone signal”).
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