E-43 E-42
trouble -
shooting
Problem Check that...
ere are no lights o n the unit
<
the p o wer cor d is plugged int o the A V950/A VR750/450/380 and the mains
socket it is pl ugged into is swit ched on.
<
the p o wer but ton is p ressed in.
If a red LED is p resent, the A V950/A VR750/450/380 is in standb y mode. Pres s
an y butto n on the fron t panel or r emote co ntrol .
e unit responds erra tically
or not a t all to the remote
contro l
<
there are fresh ba tteries in the remo te contr ol.
<
the f r ont pan el window is visib le and you a re pointing the r emote co ntrol
towar ds it.
e front panel dis play is
blank
<
the display hasn ’t been turned o. P ress the DISPLA Y button on the f ront
panel or remote control.
No p icture is being produced
<
your viewing device is turned on and switc hed to display y our A V950/
A VR750/450/380. T est by pr essing the MENU bu tton o n the A V950/
A VR750/450/380 or on the rem ote and look fo r the main men u screen on
your disp lay device.
<
the correct video input is selected on the A V950/A VR750/450/380.
<
t he ‘V ideo Source’ has been set correctly in the ‘In put Cong. ’ menu
<
the vide o sour ce is on, is opera ting normally , and is in ‘ play’ mode if
approp riat e.
<
you have the A V950/A VR750/450/380 in a video resolu tion that is no t
compa tible with the connection y ou are usin g and with yo ur display device.
T estthisbypr essingandh oldingtheOKkeyfo rmoretha nthreesecondsto
for ce 480p / 576p outp ut resol utions.
ere are b right edges or
‘ ghosts ’ on the p icture
<
the cables used for analogue video connections a re designed to carry video
(i.e., they are 75Ω coaxial cables).
<
ensure the ‘ sha rpness ’ con trol on yo ur displa y device is switched o or set to
near minimum.
<
for HDMI connection s, tr y using a s horter cable o r alternative ly a dieren t
brand.
No sound is p roduced
<
the correct input has been selected.
<
t he ‘Audio Source’ ha s been set correctly in the ‘Inp ut Cong. ’ m enu
<
the s o urce equip ment is o n, is operating no rmally and is in ‘ play’ mode if
approp riat e.
<
the volume is turned up to a r easonable level a nd the A V950/
A VR750/450/380 is not in mu te mode.
e sound is poor or disto rted
<
you have no t excessive ly increased the inpu t sensitivity (i.e . reduced the
maximum in put signal vo ltage) in the In put Cong. men u if an analogue
inpu t is being used.
<
you have selected the correct size of speakers t o suit your sys tem in the setup
me nu.
Problem Check that...
Sound only comes from some
of the speakers
<
you have a n app ropria te surroun d source selected and playin g.
<
the BD/DVD disc is encoded in the appr opriat e format, a nd the correct
forma t has been selected in the dis c s tart menu of the BD pla yer (if
app licable).
<
the BD/DVD player has been set to ou tpu t ‘bitstream ’ audio o n the digital
output.
<
the display window indica tes that the disc yo u are pla ying is a mul tichannel
recor ding (you ma y need to press the INFO k ey several times until you get to
the ‘incoming fo rmat ’ display).
<
al l the speakers a re correctly connected to the speaker terminals an d are
se cure.
<
you have no t selected ‘Ste reo ’ a s the decoding mode.
<
your speaker balance is correct.
<
you have co ngured the A V950/A VR750/450/380 to include all the speakers
in your syst em.
U nable to select Dolby Digital
or DTS decoding modes
e A V950/A VR750/450/380 can only ap ply Dolb y Digital and DTS decoding to
sources which ha ve been encoded in the same format.
Check that:
<
digital s o urce is selected and connected.
<
the s o urce is pla ying app rop riately encoded ma terial.
<
the BD/DVD disc is encoded in the appr opriat e format a nd that the
correct forma t has been selected in the disc start menu of the BD pla yer (if
app licable).
<
the BD/DVD player has been set to ou tpu t ‘bitstream ’ audio o n the digital
output.
When playing a Dolb y
Digital BD , the A V950/
AVR750/450/380 se lects D o lby
Pro L ogic
<
you have a digital con nection from your BD p layer .
<
s o metimes Dolby Digi tal BD/DVD discs contain m aterial at ei ther the
beginning or the end of the ma in movie that is n ot in full 5.1 format, b ut in
two-channe l or Pro Logic decoding.
H um on the analogue input
<
al l cab les are making a good connection. I f necessary withdraw the cable
from the connecto r and plug i t fully in again (turn the power o before
doing this).
<
the connections inside the source cabl e connector ar e not br oken or badly
soldered.
<
if the hum originates o nly when one particular source com ponent is
connected, that a n aerial cable, or dish co nnection to this source is gro und
isolated. Con tact your installation co ntractor .
Problem Check that...
ere is radio or television
reception i nterf erence
<
w h ere the interf erence is comin g from. Swi tch o each sour ce compone nt in
turn, then an y other equip ment. M ost electronic equi pmen t does generate
low levels of in terference.
<
tr y re-arran ging cabling from the n uisance sour ce away fro m other cablin g.
<
ensure that the cablin g used is high quality , s pecied for its purpose, and is
prope rly sc reene d.
<
if the problem persists, con tact your dealer .
e source switching c hanges
randomly or freezes on one
sourc e
<
there are no static o r impulse in terference p roblem s caused by nearb y power
equipm ent switc hing, e.g., heating o r air condi tioning con trol. S witch the
A V950/A VR750/450/380 o, wait te n seconds, then switch it o n again to
clear an opera ting pro blem. Contact your in staller if the problem r eturns or
persists.
<
there is no direct sunlight shining o n the infra-red detector behind the fron t
panel display .
V olume is always too loud
when I turn on
<
the ‘max on vo lume ’ settin g is not set too high.
When Zone2 is put in to
standby , the main zone is also
switched o
<
the ‘zone standb y‘ setting in the setup men u is set to LOCAL.
When a USB memo r y device is
connected, ‘USB ’ is not sho wn
in the network client ’ s list of
folder s
<
a USB memory device is connected that conforms t o the mass stora ge class.
<
a USB hub is not being used.
If les on a USB memo ry
devic e canno t be played:
<
the USB device is formatted in F A T16 o r F A T32.
<
the USB device do es n ot hav e multip le partitions.
<
the les a re in a com patible f ormat.
If les on a com puter canno t
be pla yed
<
the les a re in a com patible f ormat.
<
the comput er is connected via a network an d not USB – the A V950/
A VR750/450/380 USB port cannot be used for a dir ect connection to a
computer
If you canno t connect to a
wired network
<
the Ethernet cable you a re using is co rrectly connected between the A V950/
A VR750/450/380 and the network h ardwar e.
<
the network is set up for x ed IP addressing an d you ha ve the A V950/
A VR750/450/380 set to use DHCP .
<
the network is set up for D HCP and yo u have the A V950/A VR750/450/380
set to use xed IP addressing.
If you canno t connect to a
favouri te internet radio sta tion
<
the station is still broadcasting o r is not con gested – try again later .
If the int ernet radio station
sound quality is poor or
broken
<
the radio station does not ha ve a low bi t rate (use the INFO key to nd this o r
look on the OSD).
<
the network is not slo w or cong ested.