Read Sony KV-21FS105 (serv.man2) Service Manual online
12
KV-21FS105
KV-21FS105
2-2. CONVERGENCE
Preparation:
• Perform FOCUS, V. LIN and V. SIZE adjustments.
• Perform FOCUS, V. LIN and V. SIZE adjustments.
• Set BRIGHTNESS control to minimum.
• Input dot pattern.
Vertical Static Convergence
1. Adjust V. STAT magnet to converge red, green and blue dots in
the center of the screen (Vertical movement adjust V.STAT RV to
converge).
converge).
B
G
R
Center dot
V.STAT magnet
RV701 V.STAT
R G B
2. Tilt the V. STAT magnet and adjust static convergence to open or
close the V. STAT magnet.
When the V. STAT magnet is moved in the direction of arrows a and b,
red, green, and blue dots move as shown below:
red, green, and blue dots move as shown below:
B
R
G
B
R
G
R
G
B
G
R
B
G
B
R
B
G
R
1
2
3
a
b
a
b
b
b
a
a
b
b
a
b
a
b
Horizontal Static Convergence
If the blue dot does not converge with the red and green dots, perform
the following:
the following:
1 Move BMC magnet (a) to correct insuffi cient H.Static convergence.
2. Rotate BMC magnet (b) to correct insuffi cient V.Static convergence.
3. After adjusting the BMC magnet, repeat Beam Landing.
b
BMC magnet
BMC MA
GNET
PURITY
V-STAT
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