Learn how to enter the Service mode.
1. Turn on the projector.
2. Press Menu.
3. Select Configuration and press Enter.
4. Select Service and press Enter.
5. On the IR remote keypad, press 4, 7, 5, 3 buttons sequentially, or on the keypad press left,
down, right, input sequentially.
6. Select OK and press Enter.
To complete the installation setup, change the start mode using a non-ultra short throw lens.
1. Install a non-ultra short throw lens in the projector.
If a non-ultra short throw lens is not available, use the UST serial API command to enter UST
mode.
2. Power on the projector.
3. Access the Service menu.
• For the GS Series 700/850/1075 models: From the on-screen display, select
Configuration > Service.
• For GS Series 630/635 models: From the on-screen display, select Settings > Service.
4. Enter the Service password.
5. Click OK.
6. Start the ultra short throw lens installation.
• For the GS Series 700/850/1075 models: Select UST Lens Install > Start.
• For GS Series 630/635 models: Select Lens Install > Start.
A lens calibration is performed.
7. When the lens calibration is complete, to turn off the projector, press Exit.
8. Disconnect the projector from AC power.
You may also try to adjust the bore-sight of the projector if it lacks focus on certain area.
The boresight adjustment range changes depending on the orientation of the projector.
When adjusting the boresight with the internal test pattern, only limited lens shift can be performed
and source input is not allowed.
1. Note the location of each the boresight screw before continuing with this procedure.
2. To display a test pattern to assist with adjusting boresight, press TEST.
Four internal test patterns are available.
3. To switch to the next test pattern, press TEST.
4. To exit the Test pattern menu, press Exit.
To access the boresight test pattern after pressing Exit from the popup window, go to the
Service menu.
• For 700-GS, 850-GS, and 1075-GS, to enable the boresight adjustment mode, from the
on-screen display select Configuration > Service > UST Lens Install > Test Pattern 1
to 4.
• For 630-GS and 635-GS, to enable the boresight adjustment mode, from the on-screen
display select Settings > Service > Lens Install > Pattern 1 to 4.
5. Using the L-shaped socket key, adjust the three boresight screws (A, B, and C in the image in
Step 1) counterclockwise until tight.
6. To adjust the boresight for optimized image quality, use the L-shaped socket key.
a) To focus the center of the screen, adjust the floating and back focus.
To adjust the floating focus, press FOCUS. To adjust the back focus, press ZOOM.
b) To focus the left area of the screen, adjust the B boresight screw.
c) To focus the right area of the screen, adjust the A boresight screw.
d) To focus the top area of the screen, press FOCUS.
e) To focus the bottom area of the screen, adjust the C boresight screw.
7. To complete the installation of the lens support bracket, install two M3x8 hex screws and two
M3 washers to secure the lens bracket to the lens support bracket assembly.
8. Tighten the center M3 screw
9. For 630-GS and 635-GS only, Christie recommends installing the rubber boot.
Christie recommends keeping the boresight extenders in place in case you need to adjust boresight
again.