Sharp CX-51G3 - Troubleshooting Table: Synchronization Issues; Troubleshooting Table: Vertical Linearity Issues; Troubleshooting Table: No Vertical Scan; Troubleshooting Table: No Specific Colour

TROUBLE SHOOTING TABLE (Continued)
NEITHER VERTICAL NOR
HORIZONTAL SYNCHRONIZATION
CIRCUIT TO BE CHECKED:
l Sync. Separator Circuit.
3-
,..--------------_
I
I
Check IC801 and Q401.
I
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*] j/
Vertical linearity is abnormal.
I
I
1
I
I
I
*
i- Che-ck R5;10, G-13,-c514- ;
1
and C501.
I
------------,--I
* -
I---------- _-_-_
] Check C515, C519, R511, ;
, _ FE13 and R514.
------,-,-a--J
NO VERTICAL SCAN
I
Check IC501 bias.
I-- ,
Normal 1
I
1 Abnormal J
I
I
I I
I
Check 0506.
I
I
Check IC501.
l---------------l
I
I
------_------_-I
TROUBLE SHOOTING TABLE (Continued)
( NO SPECIFIC COiOU$
NO
Is some colour produced in
YES
BNJ broadcast reception
?
I
* ------- ---_-__
i Check IC801, R809, R810, i
, R811, D801, D802, D803, 1
I Q801, Q802, Q803,Q804
: and Q805.
;
I
---------------
+
yEs Is the white balance properly ,
adjusted ?
NO
r----m.---------_
I
I
I Readjust the white balance. I
I ----,----------I
+, +, +,
The prcture colour IS magenta.
+
r--------------v
w
r-------------__
*
r---------_-____
I
Check Q851 and its
;
I
Check Q852 and its
;
I
i _ _ adjacent circuits.
I
Check Q853 and its
I
adjacent circuits.
I
-w--v --------I -----____---__-I
, _ _ adjacent circuits.
;
-------------I
NO SPECIFIC COLOUR
“PAL”/“SECAM”/“NTSC”
(NO COLOUR
SYNCHRONISATION)
i Check X801, C810, C815, ;
, _C8_‘6 and R814.
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