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57
Table 4: Problem with a video image
Symptom Remedy
Image is out of focus 7XUQWKHSURMHFWLRQOHQVWRIRFXVWKHLPDJH
0DNHVXUHWKHSURMHFWLRQVFUHHQLVDWOHDVW
 IHHWPIURPWKHSURMHFWRU
&KHFNWKHSURMHFWLRQOHQVWRVHHLILWQHHGVFOHDQ
LQJ
Image isn’t centered on the
screen
0RYHWKHSURMHFWRUWRUHSRVLWLRQWKHLPDJH
$GMXVWWKHKHLJKW
%HVXUHWKHSURMHFWRUOHQVLVDWDGHJUHHDQJOH
WRWKHVFUHHQ
Image is too wide or narrow
for screen
$GMXVWWKH]RRPRUSURMHFWRUSODFHPHQW
$GMXVWWKHVFUHHQDVSHFW
$GMXVWWKHUHVL]HRSWLRQ
Image is not square $GMXVWWKHNH\VWRQH6HHSDJH 
Image is noisy 7XUQ2YHUVFDQRQ6HHSDJH 
Color or text not being pro-
jected
<RXPLJKWQHHGWRDGMXVWWKHEULJKWQHVVXSRU
GRZQXQWLOWKHWH[WLVYLVLEOH5HIHUWR´%ULJKW
QHVVµRQSDJH IRUPRUHLQIRUPDWLRQ
.
Image and menus are
reversed left to right
5HDUSURMHFWLRQPRGHLVSUREDEO\WXUQHGRQ
7XUQ5HDU3URMHFWLRQRIILQWKH&RQWUROVPHQX
7KHLPDJHVKRXOGLPPHGLDWHO\UHWXUQWRIRU
ZDUGSURMHFWLRQ6HH´5HDU3URMHFWµRQSDJH 
Image and menus are
upside down
&HLOLQJPRGHLVSUREDEO\WXUQHGRQ7XUQ&HLO
LQJRIILQWKH&RQWUROVPHQX6HH´&HLOLQJ
3URMHFWµRQSDJH 
Projected colors don’t
match the video device’s
color
$GMXVWWKHEULJKWQHVVWLQWDQGRUFRQWUDVWIURP
WKH'LVSOD\PHQX6HH´%ULJKWQHVVµRQSDJH 
´7LQWµRQSDJH DQG´&RQWUDVWµRQSDJH 
$GMXVWWKHFRORUVSDFH6HHSDJH 
Colors are washed out or
too deep
7U\VHOHFWLQJDQRWKHU*DPPDVHWWLQJ6HH
SDJH 