Christie LHD720i User Manual
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Christie LHD720i User Manual

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User's Manual (detailed)
Instant Stack Guide
020-001307-01
LWU720i/LHD720i/LWU620i

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Summary of Contents for Christie LHD720i

  • Page 1 User’s Manual (detailed) Instant Stack Guide 020-001307-01 LWU720i/LHD720i/LWU620i...
  • Page 3 Projector LWU720i/LHD720i/LWU620i User's Manual (detailed) Instant Stack Guide Thank you for purchasing this projector. Features This projector can be used with another projector of the same model to project an image on the same screen using the Instant Stack feature.

  • Page 4: Table Of Contents

    Inputting an image from Main to Sub - Video signal (either component or video) ... 28 Inputting an image to Sub and Main individually ....28 6. Restrictions on Schedule function ..30 7. Troubleshooting ....32 LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 5: Introduction

    Take care not to let the hot exhaust air from other projectors enter the intake vents of the projector. (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 6 • When Intellectual Stack is used, the operations or settings of some functions are restricted. Refer to this manual for details. ( 30 ) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 7: Installation

    ADVANCED MENU > SECURITY (> ENTER PASSWORD) > STACK LOCK STACK LOCK dialog appears on screen. (Operating → Guide SECURITY menu) (2) Use the ▲/▼ buttons to highlight OFF, and press the ► button to complete the setting. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 8: Installing The First Projector (Set A)

    Use an appropriate function. • If using Simple Stack, go to 2.3 Installation of the second projector (Set ( 8 ) (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 9 • To avoid incorrect operations with the remote control, it is NOTE recommended to operate with the control panel or a wired remote control. KEYLOCK or REMOTE ID function is also available. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 10: Installing The Second Projector (Set B)

    Use an appropriate function. • Run the INSTALLATION setting first if necessary as it may change the image (Operating Guide → position. SETUP menu) (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 11 After pressing the ► button, a dialog to confirm whether or not to save the setting is displayed. Press the ► button to complete the setting. ( 19 ) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 12: Confirming Main And Sub Settings

    NOTE • If these dialogs are not displayed on screen, check the RS-232C connection ( 8 ) and the MAIN or SUB setting in the STACK MODE dialog. ( 14 ) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 13: Fine Adjusting Image Position

    → Bottom right → Bottom left (2) Fine adjust the four corners in the same way. Superimposed image NOTE • Refer to users. ( 12 ) NOTES for all LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 14: For Simple Stack Users

    - Check the RESOLUTION setting in the INPUT menu, and change to the same setting if the setting differs between Main and Sub. (Operating Guide → INPUT menu) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 15: Stack Menu Settings

    (Operating Guide → SETUP menu) - COMMUNICATION TYPE under COMMUNICATION in SERVICE menu: OFF (Operating Guide → OPTION menu) - STACK LOCK in SECURITY menu: OFF ( 5 ) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 16: Selecting Main, Sub Or Off

    Select Projector Status in the main menu of Projector Web Control. The Stack Mode item shows whether your projector is set to MAIN or SUB even if STACK MODE is set to OFF. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 17: Selecting Lamp Operation Mode

    Menu on Main projector of the OSDs are displayed in PbyP MAIN or SUB or PIP display because one of the two projectors displays the black screen. (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 18 Sub projector is turned on. - If an error occurs on the Main projector, the Sub projector turns on and the POWER indicator on the Main projector lights or blinks in red. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 19: Selecting Lamp Switching Mode

    ALTERNATE is selected in the LAMP MODE dialog. • To maintain the quality and reliability of the two projectors, the projector with the most lamp usage may be turned on even if AUTO is selected. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 20: Selecting Input Source For Sub

    Refer to ( 24 ) and Inputting image from Main to Sub Inputting an image from Main to Sub - Video signal (either component or video). ( 28 ) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 21: Exiting Intellectual Stack Menu

    The screen becomes black while the setting is being applied. Wait for a while. ● Pressing the ◄ button (functioning as NO key) in the dialog closes the dialog without saving the setting. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 22: Important Information For Intellectual Stack

    To start Intellectual Stack again, re-select MAIN/SUB on both projectors in the STACK MODE dialog, or turn off and on both projectors again. (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 23 The numbers “1” and “2” above the projector icons represent the Main and Sub projectors respectively. Refer to the on-screen messages as shown below and take the necessary actions to resolve the Full dialog problem. (continued on next page) Small dialog LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 24 Otherwise, both projectors turn on. Enter the security code for the projector that is locked by the security function. After the security lock is released, one of the projectors turns off if both projectors are turned on. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 25: Connecting Cables

    (2) Turn off both projectors and allow them to cool sufficiently. (3) Reconnect the two projectors with the RS-232C cable and turn them on again. Intellectual Stack restarts. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 26: Connecting Signal Cables

    Main projector in Intellectual Stack. Do not use other ports for image input. - You can input component signals to COMPUTER IN. LWU720i/LHD720i NOTES for Simple Stack • COMPUTER IN can be used as the input Main port for the projector that is connected with a computer cable at its MONITOR OUT port.

  • Page 27: Setting Input Ports Using Menu

    ( 27 ) - If SUB is displayed, the Main projector is turned off and the Sub projector is operating. Go to projector. ( 26 ) 5.3 Starting up Main LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 28: Starting Up Main Projector

    • If the Main projector cannot be turned on due to an error, the Sub NOTE projector is turned on even if you follow the procedures above. Take necessary actions to fix the Main projector, and then change the settings for Intellectual Stack. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 29: Setting The Menu

    Use the ▲/▼ buttons to highlight the port to which the signal cable is connected, and press the ► button to complete the setting. LWU620i LWU720i/LHD720i • When FIXED (COMPUTER IN) is selected, input sources other than NOTE COMPUTER IN cannot be selected.

  • Page 30: Inputting An Image From Main To Sub - Video Signal (Either Component Or Video)

    Use the ▲/▼/◄/► buttons to go into the following menu. ADVANCED MENU > OPTION > SERVICE > COMMUNICATION > STACK STACK menu appears on screen. (Operating Guide → OPTION menu) (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 31 Use the ▲/▼ buttons to highlight the port to which the signal cable is connected, and press the ► button to complete the setting. LWU620i LWU720i/LHD720i NOTE • If FOLLOW MAIN UNIT is selected, selecting the input source on either the Main or Sub projector automatically sets the other projector to the same source.

  • Page 32: Restrictions On Schedule Function

       : This Schedule can be input to Projector Web Control and be executed even if the projectors are operating in Intellectual Stack. (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 33 • When the Sub projector is turned off according to the ALTERNATE MODE setting, the Schedule function on the Sub projector to turn off its power is executed without error. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

  • Page 34: Troubleshooting

    The RS-232C cable between the Main and Sub projector do Sub projectors is not properly connected. 8 Connect the RS-232C cable properly and not operate in synchronization. restart the Main projector. (continued on next page) LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)
  • Page 35 INPUT menu, and change to the same → INPUT menu setting if the setting differs between Main → RESOLUTION and Sub. If you require more information on Instant Stack, consult your dealer. LWU720i/LHD720i/LWU620i User's Manual - Instant Stack Guide 020-001307-01 Rev. 1 (10-2017)

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