Pioneer AVH-P7850DVD Automobile Accessories User Manual


 
Troubleshooting
Common
Symptom Cause Action (See)
Power doesnt turnon.
The unitdoesnt operate.
Leads andconnectors areincor-
rectly connected.
Confirm oncemore thatall connectionsare
correct.
The fuseis blown. Rectify thereason forthe fuseblowing, then
replace thefuse. Bevery sureto installthe
correct fusewith thesame rating.
Noise andother factors arecausing
the built-inmicroprocessor tooper-
ate incorrectly.
PressRESET. (Page12)
Operation withthe remotecon-
trol isnt possible.
The unitdoes notoperate cor-
rectly evenwhen theappropriate
remote controlbuttons are
pressed.
The remotecontrol operationmode
is incorrect.
Switch tothe correctremote controlmode.
(Page 19)
The remotecontrol codeis incor-
rect.
Make surethe remotecontrol selection
switch settingand codetype settingare the
same. (Page101)
Batterypower is low. Load newbattery. (Page 13)
Some operations areprohibited
with certaindiscs.
Check byusing anotherdisc.
Playback isnot possible. Thedisc isdirty. Clean disc.(Page 114)
The loadeddisc isa typethis unit
cannot play.
Check whattype thedisc is.
Non compatiblevideo systemdisc
is loaded.
Change toa disccompatible toyour video
system.
No soundsare heard.
The volumelevel willnot rise.
Cables arenot connectedcorrectly. Connect thecables correctly.
The unitis performingstill, slowmo-
tion orframe-by-frame playback.
There isno soundduring still,slow motionor
frame-by-frame playback.
The front,rear, left andright speak-
ers arenot properlyadjusted inlevel
balance.
Adjust therelative levelsbetween thespeak-
ers correctly. (Page 78)
Sound isnot heardover aspeci-
fic speaker.
The speakersize isset toOFF. Make thecorrect sizesetting forthe speaker.
(Page 87)
The speakerlevel isset toolow. Increase thespeaker levelsetting toget the
balance rightwith theother speakers.(Page
90)
The centerspeaker sizeis setto
SMALL orLARGE whereasno cen-
ter speakeris installed.
Set thecenter speakersize toOFF. (Page 87)
There isno picture. The parkingbrake cordis notcon-
nected.
Connect aparking brakecord, andapply the
parking brake.
The parkingbrake isnot applied. Connect aparking brakecord, andapply the
parking brake.
Additional Information
En
110
Appendix