Hitachi 53SWX10B, Service Manual

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2.6 Raster position adjustment
Adjustment preparation
(1) The set can face east or west.
(2) Input the single cross test signal.
(3) Set video conditions to factory preset.
(4) The electric focus should have been coarse
adjusted.
(5) The digital convergence RAM should be cleared
(uncorrected state). With the TV set off, press
and hold the service switch located on the
Power/Deflection PWB and then press the
power button.
(6) Start adjustment 20 minutes or more after TV is
turned on.
Adjustment procedure
(1) Turn the centering magnets for red, green, and
blue to satisfy the condition below. The red and
blue horizontal lines should match with green.
(RED) (BLUE)
43 25 30
53 20 25
61 15 25
Tolerance: ± 2mm
1
2
Adjustment procedure
(1) Receive any NTSC signal.
(2) Press the SERVICE ONLY
SW on
CONVERGENCE/FOCUS PWB and POWER to
display DCU unceorrected converge data.
(3) Locate the horizontal size VR (R711 on
POWER/DEF PWB). Adjust horizontal size to
the table below.
Notes: (1) Once Normal mode Horizontal size adj. is
done. To restore old RAM data, turn TV off
and on.
(2) After adjustment, press SERVICE ONLY
switch to exit DCU crosshatch.
(3) H. SIZE adjustment is only done in
NORMAL MODE (NTSC).
=
NORMAL
MODE
43 880
53 1060
61 1250
Tolerance: ± 5mm
Geometric
center of the
screen
R B
(2) Upon completion of adjustment, fix centering
magnets with white paint.
NOTES: (1) If internal cross-hatch does not appear
after clearing RAM data, press service
switch again.
(2) To restore old RAM data, turn TV off and
on.
1 2
2.8 Horizontal size adjustment
Adjustment preparation
(1) The set can face east or west.
(2) Set video conditions to factory preset.
(3) The electric focus should have been coarse
adjusted.
(4) Start adjustment 20 minutes or more after TV is
turned on.
Notes: (1) If internal cross-hatch does not
appear after clearing RAM data,
press service switch again (on
POWER/DEFLECTION PWB).
(2) To restore old RAM data, turn TV
off and on.
(3) V-Size is only done in NORMAL
mode (NTSC).
= NORMAL
MODE
43 470
53 580
61 665
Tolerance: ± 5mm
2.7 Vertical size adjustment
Adjustment preparation
(1) The set can face east or west.
(2) Set video conditions to factory preset.
(3) The electric focus should have been coarse
adjusted.
(4) Start adjustment 20 minutes or more after TV is
turned on.
Adjustment procedure
(1) Receive any NTSC signal.
(2) Press the SERVICE ONLY
SW on
CONVERGENCE FOCUS PWB and POWER to
display DCU uncorrected convergence data.
The 6th line
from center
Between the
vertical lines
at the left and
right end.
Between the
horizontal lines
at the top and
bottom
(3) Locate the vertical size VR (R607) on
DEFLECTION PWB. Adjust the vertical size
according to the following table.
The 5th line
from center
Units = millimeters
25.4mm = 1in.
Units = millimeters
25.4mm = 1in.
Units = millimeters
25.4mm = 1in.