Valor rm-921c ユーザーガイド

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Troubleshooting   
 
If operation freezes, the screen goes black or the unit should otherwise not 
function properly, try turning the unit on and off. If the unit does not respond, 
press the reset switch on the Front Panel. 
 
Problem 
Cause 
Solution 
Disc inserted incorrectly 
Reinsert the disc with the 
label side up (facing the 
ceiling). 
Disc format is not 
supported 
Check the disc format. 
Player does not 
play disc 
Disc is dirty or scratched 
Clean or replace the disc. 
The player 
suddenly 
stopped working 
or the screen 
went black 
Player error 
Try turning the player off 
and on. If the player still 
doesn’
t respond, press the 
reset button. 
The car ignition (or 
ACC/Accessory) is off 
Insert the key into the 
ignition and turn it to 
ACC/Accessory. 
Player doesn’
turn on 
Condensation in the player 
Wait for about one hour or 
until condensation 
evaporates. 
Battery needs replacing 
Replace the battery. 
Dirty IR window on the 
Player or remote control   
Clean the player’
s and the 
remote control’
s IR 
windows. 
Player operates 
erratically 
Loose connections 
Check and tighten all 
connections. 
Picture Skips 
Occasions   
Disc is dirty or scratched 
Clean or replace the disc . 
 
 
 
 
 
Blur picture on 
the screen. 
 
 
 
 
 
Interfered by 
short-distanced strong 
interference. 
(E.g. high voltage wire, 
transformation station or 
aircraft etc… ) 
 
 
Move the vehicle away 
from the interference. 
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