Terrestrial Magnetism Correction Checking (For 34" Except Me (Saudi) - Sony KV-SW34M61 Service Manual

7. Y separation axis correction magnet adjustment.
1. Receive the cross-hatch signal and adjust
[PICTURE] to [MIN] and [BRIGHTNESS] to
[STANDARD] .
2. Adjust the Y separation axis correction magnet on
the neck assembly so that the horizontal lines at
the top and bottom of the screen are straight.
Blue Red
Neck assy
VM board
(2) Dynamic Convergence Adjustment
Preparation:
Before starting this adjustment, adjust the horizontal and
the vertical static convergence
R B
TLH
R B
YCH
ON DY:
(VR1) H-TRAP
(VR2)
YCH
(VR3)
TLV
(XCV)
DY pocket
(XCV)
Blue Red
Neck assy
VM board
B
R
TLV
R
B
XCV
DY pocket
TLH Plate
– 11 –
TLV Rotate TLV-2 VOL (29", 34") on DY
XCV Rotate XCV Adj core on DY
YCH Rotate YCH VOL on DY
TLH Insert TLH Correction Plate to DY Pocket
(Left or Right)
(3) Screen-corner Convergence
If you are unable to adjust the corner convergence
properly, this can be corrected with the use Permaloy
Assy Correction.
b
a-d : screen-corner
misconvergence
c
1. Affix the Permaloy Assy Correction corresponding to the
misconverged areas.
Fix a Permaloy Assy Correction
to the misconverged areas
a
d
a to d : Permaloy Assy Correction
2-3. Terrestrial Magnetism Correction Checking
(For 34" Except ME (Saudi)
1. Disconnect the Relay connection from the Landing
Correction Coil Wire.
2. Perform Landing check.
3. Receive 'RED' Signal.
4. Set Horizontal Magnetic field to "0". Then degauss the
CRT screen.
5. Change Horizontal Magnetic field to "SOUTH" direction.
i. Set picture Rotation "–" maximum
ii. Connect the Relay connection, from the Landing
Correction Coil Wire, mislanding should be improved.
6. Otherwise, please check whether
i. Landing Correction coil/reverse opposite position.
ii. Landing Correction Coil Connector connected
wrongly.
KV-SW34M61
RM-W103
a
d
b
c