KV-27FA310 - Sony TV Service Manual (repair manual). Page 14

Read Sony KV-27FA310 Service Manual online

15
KV-27FA310/27FS120/29FA310/29FS120
KV-27FA310/27FS120/29FA310/29FS120
Dynamic Convergence  Adjustment
Before performing this adjustment, perform Horizontal  and Vertical Static 
Convergence Adjustment.
1.  Slightly loosen defl ection yoke screw.
2.  Remove defl ection yoke spacers.
3.  Move the defl ection yoke for best convergence as  
 
shown below:
B
G
R
G
B
R
G
B
R
R
R
G
B
G
B
G
B
R
B
G
R
G
B
G
B
R
R
G
B
G
G
B
R B
R
R
4.  Tighten the defl ection yoke screw.
5.  Install the defl ection yoke spacers.
TLH Plate Adjustment
1.  Input crosshatch pattern.
2.  Adjust PICTURE QUALITY to standard, PICTURE and BRIGHTNESS 
to 50%, and OTHER to standard.
3  Adjust the Horizontal Convergence of red and blue dots by tilting the 
TLH plate on the defl ection yoke.
(TLV)
YCH
XCV
TLV
CW
Board
RV2750
 V.STAT
TLH Plate
  B R      R B
(R)(B)  (B)(R)
TLH+
TLH-
4.  Adjust XCV core to balance X axis.
5.  Adjust YCH VR to balance Y axis.
6.  Adjust vertical red and blue convergence with V.TILT (TLV VR.) 
 
Note: Perform adjustment 3-6 while tracking items 1 and 2.
Screen-Corner Convergence
1.  Affi x a permalloy assembly corresponding to the misconverged areas: 
b
a
c
d
a
b
d
a-d: screen-corner
misconvergence
c
2-3. FOCUS
1.  Adjust FOCUS control for best pictures.
Focus (FV)
Screen (G2)
Page of 79
Display

Click on the first or last page to see other KV-27FA310 service manuals if exist.