Contec CMS50D+ Manual page 31

The
device
can not
be turned
on
The
display is
off
suddenly
1. The battery is
drained away
almost
away.
2. The battery is
installed incorrectly.
3. The device's
malfunction.
1. The product will
enter standby mode
when no signal is in
the product within 5
seconds
2. The battery is
3. drained away or
almost
away.
27
1. Please
change
or batteries.
drained 2. Please
Install the
battery again.
3. Please
contact the
local service
center.
1. Normal
2. Please
change
batteries.
drained