Adjustment - Christie DS Series Service Manual

10. Adjustment

10-1 Before adjusting
10-1-1 Selection of adjustment
When any parts in the table below are changed, choose the proper adjusting items with the chart.
In addition, setup of the projector according to the chapter 4-8 by service engineers or users is
recommended after all adjustments are done.
Replaced part
DICHROIC OPTICS UNIT
( DICHROIC OPTICS ASS'Y)
LCD Prism Shift mech. assembly
(LCD/PRISM ASS'Y)
MAIN PCB
(PWB ASS'Y MAIN)
Light Source
( D3 LS MID ASSY SEV)
SENSOR-A/B PCB
( PWB ASS'Y SENSOR-A/B)
R/G/B PANEL FAN
( D3 PNL FAN ASSY)
BOTTOM CASE
( BOTTOM CASE ASS'Y)
○
: means need for adjustment.
10-1-2 Setting of condition before adjustments
1. Warming up: Turn on the light source and keep
it on for more than 10 minutes before starting
adjustments.
2. Set the image size: Set zoom wide to Max. and
project an image more than 1 m (40 inches) in
diagonal size.
3. Resetting aspect and distortion of the image:
Press the MENU button and select EASY MENU -
RESET. Press the ► or ENTER button to display
RESET dialog and choose the OK with the ►
button. Set and adjust each item in the EASY
MENU again after adjustment.
4. Set all the values in ADVANCED MENU -
IMAGE SETTING - PICTURE QUALITY -
Advanced Color Adjustment to 0 when
adjusting the following item.
·color uniformity
5. Displaying the FACTORY MENU: Perform all
adjustments from the FACTORY MENU.
LWU900-DS/LHD878-DS/LWU755-DS
Service Manual
LWU900-DS / LHD878-DS / LWU755-DS
Relation between the replaced part and adjustment
AIR
Flicker
PSIG
SENSOR
(Chap.4-3) (Chap.4-4)
(Chap.4-2)
× △ △
× ○ ○
○ ○ ○
× × △
○ × ×
○ × ×
○ × ×
×
: means not need for adjustment.
Adjustment
White Color
balance uniformity
(Chap.4-5) (Chap.4-6)
△ △
△ △
△ △
△ △
× ×
× ×
× ×
△
Using the remote control...
a. Press the MENU button and select EASY
MENU - RESET. Press the ► or ENTER button
to display RESET dialog.
b. Next, press the RESET button, then re-press
and hold the RESET button for 3 seconds or
longer (the FACTORY MENU will appear).
Using the control panel of the projector...
a. Press the MENU button and select EASY
MENU - RESET. Press the ► or ENTER button
to display RESET dialog.
b. Next, press the ▼ button first, then press and
hold the ▼ and INPUT button for 3 seconds or
longer (the FACTORY MENU will appear).
Move the cursor among the items of the menu with
▲ and ▼ buttons, and select and enter with ► or
ENTER button.
97
LENS (Light)
GHOST
SHIFT Sensor
(Chap.4-8)
(Chap.4-7) Calibration
× △ ○
○ ○ ×
○ ○ ○
× △ ○
× × ×
× × ×
× × ×
: means recommended.
020-001586-01 Rev. 1 (02-2021)
LIT MAN SERV DS Series