Lenco Grid-7 User Manual
Page 9

6. Troubleshooting
Symptom Possible
Cause Solution
Unit abnormal return to
standby under Line in
1. Not in optimum
setting of volume in
external connected
device
1. Volume level of the
external connected device
should be set to maximum
level and adjust the unit
volume to a suitable level.
No sound at Bluetooth mode 1. Bluetooth device is
not paired with the
unit
2. Volume has set at
minimum
1. Follow the instructions to
pair the Bluetooth device
to the unit
2. Set the volume to high
level to resume audio
Sound distorted while playing
card
1. Original sound file is
distorted
1. Skip to other track to try
Bluetooth mode can’t change
to other mode
1. Not complete listen
the sound notice from
unit
1. Complete listeningthe
sound notice
Unit is performed abnormally 1. Something interrupt
1. Re-connect AC/DC
adapter to unit and set
power off to on andtry
again
Smartphone can’t connect
with the unit
1. Unit interrupted
2. Previous connect
smartphone is still
connected with the
unit
1.
Re-connect DC in with
AC/DC adapter and set
power off and on.
2.
The previous connected
smartphone has to set
BLUETOOTH as OFF.
Start searching of LENCO-
GRID 7 from another
smartphone with
BLUETOOTHof this phone
is set ON.
7. Service and support
For information:
www.lenco.com
For support:
http://lencosupport.zendesk.com
Lenco helpdesk:
Germany 0900-1520530 (Local
charges)
The Netherlands
0900-23553626
(Local charges + 1ct p/min)
Belgium 02-6200115
(Local
charges)
France
03-81484280
(Local
charges)
The helpdesk is accessible from Monday till Friday from 9 AM till 6 PM.
When contacting Lenco, you will always be asked for the model and serial number of your
product. The serial number can be found on the back of the device. Please write down the
serial number below: