70
13.1.2 With mains power operation
1
Check to ensure that the DC plug of the power adapter is correctly inserted
into the socket »DC 5V 0.5 A«
u
.
2
Check to see if the power adapter cable is correctly inserted into the mains
power socket.
3
Check to see that the mains power socket into which the power cable is
inserted is "live". Connect a known working device to the power socket.
4
Separate the power adapter from the mains power. Wait a few seconds, then
reconnect it to a mains power socket. Check to see if the malfunction is still
extant.
5
Check to see if perhaps the key lock of the voice recorder is activated. For
more details see chapter 8.1 »Activating/deactivating the key lock«.
13.1.3 With connection of the voice recorder to a PC via a USB-cable (USB operation)
1
Check to ensure that the PC to which the voice recorder is connected is also
switched on.
2
Check to ensure that the small plug of the USB cable is correctly connected in
the USB interface » «
k
on the voice recorder.
3
Check to ensure that the large plug of the USB cable is correctly connected in
the USB interface of the PC.
4
Check to see if the USB interface of the PC is carrying electrical power; con-
nect a different but suitable device to this USB interface.
5
Check to see if the voice recorder can be operated at another USB interface on
the PC.
13.2 Voice recorder has crashed/input not possible
If the voice recorder no longer reacts to input when in a switched on condition: The
internal software of the voice recorder could have crashed. In this case, use the Reset
button
;
; it is to be found inside the battery compartment
l
. Additionally:
1
Should a USB cable be inserted into the USB interface » «
k
: Remove this be-
forehand from the USB interface. If the voice recorder was previously supplied
with power over the USB cable: Open the battery compartment
l
.
Bedienungsanleitung KH 2450 EN.indd 70
23.12.2008 23:09:49
