Failure
Low voltage
symbol
shown on LCD
display
3
The LCD
display
3
does not
continue to
count.
Nothing is
displayed on
the LCD display
.
3
Cleaning and maintenance
Q
j
Clean the angle ruler before and after using it with a dry
cloth; never use petrol, solvents or cleaning agents.
j
Do not immerse the angle ruler into water. Liquids can
damage the angle ruler.
j
Always switch the LCD display
angle ruler. This will extend the life of the battery.
j
Keep away from electrical current and electrically charged
pens to prevent damage to the chip.
Tip: You may use the hanging hole
after use or cleaning.
Disposal
Q
The packaging is made entirely of recyclable
materials, which you may dispose of at local
recycling facilities.
Contact your local refuse disposal authority for more details of
how to dispose of your worn-out product.
10
GB/IE/NI
Cause
The battery
voltage is lower
than 2.7 V.
.
Faulty wiring or
circuit
1. LCD display
is switched
off.
2. Battery is the
wrong way
round or the
battery
contact is
poor.
3. The battery
voltage is
lower than
2.4 V.
Solution
Replace the battery in
line with the chapter on
"Inserting /
replacing battery".
Remove battery and re-
insert after 30 seconds.
1. Switch the LCD
display on by pressing
the ON /
OFF key
2. Remove the battery
and insert /
replace it in line with
the terminals and the
chapter
"Inserting / replacing
the battery" so that it
touches all contacts.
3. Replace the battery in
line with the chapter
"Inserting / replacing
the battery".
off when not using the
3
to store the angle ruler
8
.
5
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