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(No.YA092B)1-29
4.7 ADJUSTMENT PROCEDURE
4.7.1 OPTICAL BLOCK / DRIVE CIRCUIT
Item
Measuring
instrument
Test point Adjustment part Description
LENS FOCUS
adjustment
Hexagon
wrench
FOCUS knob
[PROJECTION LENS]
(1) Take out the FRONT PANEL, SPEAKER GRILL
(L / R), CENTER PANEL and cushions.
(2) Display the MENU screen.
(3) Loosen the FOCUS LOCK screw.
(4) Adjust the FOCUS knob so that the center screen
may become the best focus.
(5) Fix the focus lock screw by using the Hexagon
wrench.
• On this occasion, hold the FOCUS knob with your left
hand.
(6) Confirm the whole focus of the best screen
(7) Install the FRONT PANEL, SPEAKER GRILL (L / R).
BODY COVER and cushions.
DRIVE
CONVERGENCE
adjustment
Remote
control unit
• Use the inner RGB box pattern.
(1) Set the [SLEEP TIMER] key to 0 min.
(2) Press the [DISPLAY] key and the [VIDEO STATUS]
key simultaneously.
(3) Press the [9] key to display the RGB box pattern.
(4) Select the R mode by pressing the [DISPLAY] key.
(5) Adjust the R mode to setting as same as G mode by
pressing the [CH ]+ / [CH -] key.
(6) Select the B mode pressing by the [DISPLAY] key.
(7) Adjust the B mode to setting as same as G mode by
pressing the [VOL] - / [VOL +] key.
(8) Check to see that the cross pattern is white. If the
cross pattern is not white, readjust (5) to (6).
Note
• G mode : FIXED mode (Can not remove)
• Setting data : Memorized at once.
Focus lock screw
FOCUS
knob
Projection lens
R
RGB BOX PATTERN
(R)
(Adjust) (Adjust)
(Fixed)
(G)(B)
(Adjust)
(Fixed)
(R)
(G)
(B)
(Adjust)
Adjustment
COLOR mode
Cross pattern
INPUT 2
INPUT 3
INPUT 4
DIGITAL-IN
V2
V3
V4
D-IN
DIGITAL-IN
THEATER
SLEEP TIMER
DISPLAY
LIGHT
MUTING
MENU
BACK
C.C.
REW
VCR CHANNEL
PREV NEXT
VCR / DVD
POWER
TV / VCR
FFPLAY
REC PAUSE
OPEN CLOSE
STILL PAUSE
STOP
CH
CH
VOL VOL
OK
D-IN
C.C.
+
SOUND
[REMOTE CONTROL UNIT KEY FUNCTION]
VIDEO
STATUS
PRO
RETURN+
456
789
0
TUNE
TV
DISPLAY : OSD ON/OFF
select : R B RGB
BACK: Return to
SERVICE MENU
SLEEP TIMER :
R / B data reset /
SERVICE MENU setting
VOL - :
R / B move to Left side
by 1 pixel
MENU :
(Return to normal MENU)
CH + : R / B up position
1 pixel
9 : RGB BOX PATTERN
VOL +: R / B move to
right side by 1 pixel
CH - : R / B Down position
by 1 pixel