Christie FHQ981-L User manual

Service Manual
020-000832-01
FHQ981-L LCD Panel

NOTICES
COPYRIGHT AND TRADEMARKS
Copyright © 2015 Christie Digital Systems USA Inc. All rights reserved.
All brand names and product names are trademarks, registered trademarks or trade names of their respective holders.
GENERAL
Every effort has been made to ensure accuracy, however in some cases changes in the products or availability could occur which may not be reflected in this
document. Christie reserves the right to make changes to specifications at any time without notice. Performance specifications are typical, but may vary
depending on conditions beyond Christie's control such as maintenance of the product in proper working conditions. Performance specifications are based on
information available at the time of printing. Christie makes no warranty of any kind with regard to this material, including, but not limited to, implied
warranties of fitness for a particular purpose. Christie will not be liable for errors contained herein or for incidental or consequential damages in connection
with the performance or use of this material. Canadian manufacturing facility is ISO 9001 and 14001 certified.
WARRANTY
Products are warranted under Christie’s standard limited warranty, the complete details of which are available by contacting your Christie dealer or Christie. In
addition to the other limitations that may be specified in Christie’s standard limited warranty and, to the extent relevant or applicable to your product, the
warranty does not cover:
a. Problems or damage occurring during shipment, in either direction.
b. Projector lamps (See Christie’s separate lamp program policy).
c. Problems or damage caused by use of a projector lamp beyond the recommended lamp life, or use of a lamp other than a Christie lamp supplied by
Christie or an authorized distributor of Christie lamps.
d. Problems or damage caused by combination of a product with non-Christie equipment, such as distribution systems, cameras, DVD players, etc., or use
of a product with any non-Christie interface device.
e. Problems or damage caused by the use of any lamp, replacement part or component purchased or obtained from an unauthorized distributor of Christie
lamps, replacement parts or components including, without limitation, any distributor offering Christie lamps, replacement parts or components through
the internet (confirmation of authorized distributors may be obtained from Christie).
f. Problems or damage caused by misuse, improper power source, accident, fire, flood, lightening, earthquake or other natural disaster.
g. Problems or damage caused by improper installation/alignment, or by equipment modification, if by other than Christie service personnel or a Christie
authorized repair service provider.
h. Problems or damage caused by use of a product on a motion platform or other movable device where such product has not been designed, modified or
approved by Christie for such use.
i. Problems or damage caused by use of a projector in the presence of an oil-based fog machine or laser-based lighting that is unrelated to the projector.
j. For LCD projectors, the warranty period specified in the warranty applies only where the LCD projector is in “normal use” which means the LCD
projector is not used more than 8 hours a day, 5 days a week.
k. Except where the product is designed for outdoor use, problems or damage caused by use of the product outdoors unless such product is protected
from precipitation or other adverse weather or environmental conditions and the ambient temperature is within the recommended ambient temperature
set forth in the specifications for such product.
l. Image retention on LCD flat panels.
m. Defects caused by normal wear and tear or otherwise due to normal aging of a product.
The warranty does not apply to any product where the serial number has been removed or obliterated. The warranty also does not apply to any product sold
by a reseller to an end user outside of the country where the reseller is located unless (i) Christie has an office in the country where the end user is located or
(ii) the required international warranty fee has been paid.
The warranty does not obligate Christie to provide any on site warranty service at the product site location.
PREVENTATIVE MAINTENANCE
Preventative maintenance is an important part of the continued and proper operation of your product. Please see the Maintenance section for specific
maintenance items as they relate to your product. Failure to perform maintenance as required, and in accordance with the maintenance schedule specified by
Christie, will void the warranty.
REGULATORY
The product has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed
to provide reasonable protection against harmful interference when the product is operated in a commercial environment. The product generates, uses, and
can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio
communications. Operation of the product in a residential area is likely to cause harmful interference in which case the user will be required to correct the
interference at the user’s own expense.
CAN ICES-3 (A) / NMB-3 (A)
이 기기는 업무용(A급)으로 전자파적합등록을 한 기기이오니 판매자 또는 사용자는 이점을 주의하시기 바라며, 가정 외의 지역에서 사용하는 것을 목적으로 합니다.
Environmental
The product is designed and manufactured with high-quality materials and components that can be recycled and reused. This symbol means that electrical
and electronic equipment, at their end-of-life, should be disposed of separately from regular waste. Please dispose of the product appropriately and according
to local regulations. In the European Union, there are separate collection systems for used electrical and electronic products. Please help us to conserve the
environment we live in!

Content
Package handling............................................. 5
Unpacking the panel............................................ 5
FHQ981-L panel handling and care................................... 6
Cleaning the panel..............................................6
Replacement parts............................................ 7
Module locations...............................................7
Index of parts and modules........................................8
Replacement procedures....................................... 9
Removing the rear covers.........................................9
Removing the center rear cover................................... 9
Removing the right rear cover....................................10
Removing the left rear cover.................................... 10
Replacing the AD and OPS board....................................10
Removing the FRC board.........................................11
Replacing the AC splitter board.....................................12
Replacing the keypad board.......................................12
Replacing the speakers..........................................12
Replacing the main SMPS board.................................... 13
Replacing the sub SMPS board..................................... 14
Replacing the OPS SMPS board.....................................14
Maintenance and troubleshooting............................... 16
Maintenance.................................................16
Troubleshooting.............................................. 16
The display does not turn on.................................... 16
No picture appears on the display................................. 17
The remote control does not work.................................17
Image geometry is incorrect.....................................17
Display is jittery or unstable.....................................18
Image is too bright or lacks definition...............................18
The image appears washed out...................................18
The image is too dark.........................................18
Images from the HDMI source do not display..........................18
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Computer images do not display correctly............................19
Composite video sources do not display..............................19
Content
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Package handling
Learn how to remove the FHQ981-L from the packaging and how to handle the panel.
Warning! Failure to comply with the following could result in death or serious injury.
• A minimum of four people or appropriately rated lift equipment is required to safely lift, install,
or move the product.
Do not drop the panel (even a short distance), or apply pressure to the sides of the bezel.
The small size of the bezel, which enables minimal image-to-image gaps, means there is
reduced protection of the LCD glass and components. Dropping the panel or applying
unnecessary force to the sides of the bezel will result in permanent damage.
Hold the white handles on the shipping package when moving/shipping.
Extreme care must be taken when pushing the mounted display into its locked position.
Always handle the display on the opposing corners of the frame to avoid direct contact
with the LCD glass.
Due to the delicate nature of the display, we strongly recommend that you use the
provided packing materials and secure the package onto a pallet during shipment.
Unpacking the panel
Learn how to remove the panel from the packaging.
Each LCD panel is packed inside a box carton. To protect the panel during transportation, additional
packing material has been placed within the carton.
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1. Before unpacking, prepare a stable, level and clean surface near a wall outlet for your LCD
panel.
2. Set the box in an upright position and pull out the white carton locks.
3. Lift up the top cover carton.
4. Remove the ESD bag before removing the display from the bottom tray carton.
FHQ981-L panel handling and care
To avoid damaging your LCD panel, follow these guidelines when handling or moving the panel.
Caution! Failure to comply with the following could result in minor or moderate injury.
• SHOCK HAZARD! Disconnect the product from AC before servicing, cleaning, removing
components, or opening any enclosure.
• Always use the handles on the back of the LCD panel. Do not hold onto the frame
when transporting.
• Hold and support the LCD panel at each side and keep at an even height above the
ground.
• Do not twist or bend the panel.
• Use a cart to move the panel.
• To avoid damaging the screen, when the panel is sitting on a surface do not tilt it
more than 10°.
Cleaning the panel
Learn how to clean the FHQ981-L panel.
Caution! Failure to comply with the following could result in minor or moderate injury.
• SHOCK HAZARD! Disconnect the product from AC before servicing, cleaning, removing
components, or opening any enclosure.
Notice. Failure to comply with the following may result in property damage.
• Only clean the optical components with Christie approved products.
Unplug the power cord before cleaning the LCD panel. After disconnecting the power cable, wipe
contaminated parts and each part of the product screen lightly with a dry and soft cloth.
Do not use a liquid, spray cleaners, or any abrasive cleaners to clean the LCD panel.
Washing with various cleaning agents, brighteners, abrasives, waxes, benzene, alcohol, solvent,
surface active agent, may damage the surface of the product.
Package handling
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Replacement parts
When ordering replacement parts, quote the part numbers of the items required.
Some parts identified in the service parts list may not be available separately. In addition, some parts
stocked as inventory are available only until the current supply lasts. All part numbers are subject-to-
change. When ordering replacement parts, provide the following information found on the product
license label:
• Panel Model
• Panel Serial Number
• Manufacture Date
Module locations
Check module markings, parts lists, and the relevant disassembly and replacement procedure outlined
in the manual to make sure you have the correct module and that the module is replaced correctly.
Components must be replaced with exact equivalents. Failure to do so may result in unsafe operation.
A LCD driver boards F FRC board
B AD board G LCD T-Con board
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C OPS board H Main SMPS board
D OPS SMPS board I Sub SMPS board
E AC splitter board J Speakers
Index of parts and modules
Part number Description
003-121271-01 AD board
003-121272-01 OPS board
003-121273-01 FRC board
003-121274-01 AC splitter board
003-121269-01 Keypad board
003-121276-01 Speaker
003-121068-01 Main SMPS board (SMPS KPA-305)
003-121069-01 Sub SMPS board (SMPS KPA-340)
003-121277-01 OPS SMPS board (SMPS KPA-150)
003-121275-01 Remote Control
Replacement parts
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Replacement
procedures
When reinstalling a module, follow the removal instructions in reverse unless otherwise indicated.
Caution! Failure to comply with the following could result in minor or moderate injury.
• SHOCK HAZARD! Disconnect the product from AC before servicing, cleaning, removing
components, or opening any enclosure.
Notice. Failure to comply with the following may result in property damage.
• Observe all electrostatic precautions. Use a grounded wrist strap and insulated tools when
handling, servicing, or cleaning electronic assemblies.
• Christie products must be installed and serviced by Christie qualified technicians.
• All procedures must be performed by Christie qualified technicians.
Follow all service safety guidelines. This panel is internationally approved and is designed for safe and
reliable operation.
Required tools
• #1 and #2 Phillips™ screw drivers
• ESD protective strap and pad
Removing the rear covers
The FHQ981-L panel has three separate rear covers. Remove only the necessary covers when
servicing the panel.
Removing the center rear cover
The center rear cover houses the main SMPS board and the LCT T-Con board.
1. Remove the 17 #1 Phillips screws.
2. Remove the #2 Phillips bolt.
3. Remove the center cover from the panel.
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Removing the right rear cover
The right rear cover houses the LCD driver boards, the AD and OPS boards, the AC splitter board, and
the main and OPS SMPS boards.
1. Remove the center rear cover (on page 9).
2. Remove the two #2 Phillips bolts.
3. Remove the four #2 Phillips bolts securing the two handles.
4. Remove the 17 #1 Phillips screws.
5. Loosen or remove the black #2 Phillips bolt at the bottom of the cover.
6. Mark and remove the keypad wires before lifting the right rear cover off the panel.
7. Remove the cover from the panel.
Removing the left rear cover
The left rear cover houses the LCD driver boards and the sub SMPS board.
1. Remove the center rear cover (on page 9).
2. Remove the two #2 Phillips bolts.
3. Remove the four #2 Phillips bolts securing the two handles.
4. Remove the 15 #1 Phillips screws.
5. Loosen or remove the black #2 Phillips bolt at the bottom of the cover.
6. Remove the cover from the panel.
Replacing the AD and OPS board
The source video is displayed on the LCD panel by passing through the AD board.
1. Remove the center rear cover (on page 9).
2. Remove the right rear cover (on page 10).
3. If present, remove the OPS module.
4. Remove the OPS board (A).
a) Remove the six #1 Phillips screws from the OPS board.
b) Disconnect the OPS board from the AD board.
5. Label the 11 cable connections to the AD board (B).
Replacement procedures
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6. Disconnect the cable connections.
7. Remove the four screws above the HDMI ports.
8. Remove the seven #1 Phillips screws securing the AD board to the panel.
9. When removing the AD board, carefully separate the heat sync thermal pad from the panel
and keep it on the board.
10. Replace the AD board.
11. To re-install, follow these steps in reverse order.
Removing the FRC board
The FRC board controls the frame rate and color quality displayed on the panel.
1. Remove the center rear cover (on page 9).
2. Label the four cable connections to the FRC board.
3. Disconnect the cable connections.
4. Remove the five #1 Phillips screws securing the FRC board to the panel.
5. When removing the FRC board, carefully separate the heat sync thermal pad from the panel
and keep it on the board.
6. If necessary, transfer the thermal pad to the new board.
7. Replace the FRC board.
8. To re-install, follow these steps in reverse order.
Replacement procedures
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Replacing the AC splitter board
The AC splitter board distributes the power between three SMPS boards.
1. Remove the center rear cover (on page 9).
2. Label the six cable connections and their locations to the AC splitter board.
3. Disconnect the cable connections.
4. Remove the four #1 Phillips screws securing the AC splitter board to the panel.
5. Replace the AC splitter board.
6. To re-install, follow these steps in reverse order.
Replacing the keypad board
The keypad is located in the right rear cover.
1. Remove the center rear cover (on page 9).
2. Remove the right rear cover (on page 10).
3. Remove the two #1 Phillips screws securing the keypad board to the right rear cover.
4. Replace the keypad board.
5. To re-install, follow these steps in reverse order.
Replacing the speakers
Speakers are located on the left and right side of the panel.
1. Remove the center rear cover (on page 9).
2. Remove the right rear cover (on page 10).
3. Disconnect the cable connection.
4. Remove the two #1 Phillips screws securing the speaker to the panel.
Replacement procedures
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5. If necessary, move the washers and rubber isolation grommets onto the new speaker.
6. Replace the speaker.
7. To re-install, follow these steps in reverse order.
Replacing the main SMPS board
The main switched-mode power supply (SMPS) board works with the OPS and sub SMPS boards to
route power through the panel.
1. Remove the center rear cover (on page 9).
2. Label the five cable connections to the main SMPS board.
3. Disconnect the cable connections.
4. Remove the four #1 Phillips screws securing the main SMPS board to the panel.
5. Replace the main SMPS board.
6. Ensure the insulator board is installed between the SMPS board and the panel.
7. To re-install, follow these steps in reverse order.
Replacement procedures
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Replacing the sub SMPS board
The sub switched-mode power supply (SMPS) board works with the main and OPS SMPS boards to
route power through the panel.
1. Remove the center rear cover (on page 9).
2. Remove the left rear cover (on page 10).
3. Label the seven cable connections to the sub SMPS board.
4. Disconnect the cable connections.
5. Remove the four #1 Phillips screws securing the sub SMPS board to the panel.
6. Replace the sub SMPS board.
7. Ensure the insulator board is installed between the SMPS board and the panel.
8. To re-install, follow these steps in reverse order.
Replacing the OPS SMPS board
The OPS switched-mode power supply (SMPS) board works with the main and sub SMPS boards to
route power through the panel.
1. Remove the center rear cover (on page 9).
2. Remove the left rear cover (on page 10).
3. Label the two cable connections to the OPS SMPS board.
4. Disconnect the cable connections.
5. Remove the four #1 Phillips screws securing the OPS SMPS board to the panel.
Replacement procedures
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6. Replace the OPS SMPS board.
7. Ensure the insulator board is installed between the SMPS board and the panel.
8. To re-install, follow these steps in reverse order.
Replacement procedures
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Maintenance and
troubleshooting
Learn the information and procedures for performing panel troubleshooting.
Maintenance
The FHD981-L does not require any routine maintenance.
There are no user-serviceable or -replaceable parts. Unless you are a qualified, factory-trained
technician, do not attempt to repair or replace any system component yourself. You will void the
product warranty if you do so.
Troubleshooting
Learn the general guidelines for troubleshooting problems you may encounter with your display.
If the suggested solutions fail to resolve the problem or if you encounter an issue not described here,
please contact your dealer.
The display does not turn on
No video is displayed on the panel.
Details
Possible causes for this issue include:
• The display is not plugged in or the AC outlet is not active.
• The main power switch is off.
• The remote control batteries have run out.
Resolution
• Ensure that the display is plugged in and that the AC outlet is active.
• Set the main power switch to the on position.
• Replace the batteries.
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No picture appears on the display
The display is on and the menus appear, but there is no picture on the panel.
Details
Possible causes for this issue include:
• Incorrect source selection.
• Source component is not turned on.
• Source component is connected incorrectly or not at all.
Resolution
• Select the correct source.
• Turn on the source component.
• Check connections from the source component to the display.
The remote control does not work
Pressing buttons on the remote control does not affect the display.
Details
Possible causes for this issue include:
• The remote control batteries have run out.
• The buttons are locked.
• IR extender is not connected.
Resolution
• Replace the batteries.
• Unlock the buttons by pressing ENTER, ENTER, EXIT, EXIT, ENTER and EXIT, in sequence.
• Verify that the IR extender cable is correctly connected.
Image geometry is incorrect
The image is displayed with an incorrect aspect ratio.
Resolution
Select a different aspect ratio.
Maintenance and troubleshooting
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Display is jittery or unstable
The video does not display smoothly.
Details
Possible causes for this issue include:
• Poor-quality or improperly connected source.
• The horizontal or vertical scan frequency of the input signal may be out of range for the
display.
Resolution
• Ensure that the source is properly connected and of adequate quality for detection.
• Correct at the source.
Image is too bright or lacks definition
The image contrast is set too high and the bright areas of the image have no definition.
Resolution
Decrease the contrast setting.
The image appears washed out
The dark areas of the displayed image are too bright.
Resolution
Decrease the brightness settings.
The image is too dark
The image appears too dark when the brightness or backlight are set too low.
Resolution
Increase the brightness or backlight settings.
Images from the HDMI source do not display
Source video over HDMI does not display on the panel.
Details
Possible causes for this issue include:
• The resolution and frequency of the video card in the computer are not compatible with the
display.
Maintenance and troubleshooting
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• HDMI cable from source to display is either defective or too long.
Resolution
•Select a compatible resolution and vertical frequency.
• Try a known-good and/or shorter HDMI cable.
Computer images do not display correctly
Images that originate from a computer source do not display correctly on the panel.
Details
Possible causes for this issue include:
• The resolution and frequency of the video card in the computer are not compatible with the
display.
• Clock and Phase settings need adjustment.
Resolution
• Select a compatible resolution and vertical frequency.
• Adjust Clock and Phase settings.
Composite video sources do not display
When both the Composite and S-Video inputs are connected to sources, the images do not display.
Resolution
Disconnect the S-Video source.
Maintenance and troubleshooting
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For the most current technical documentation, please visit www.christiedigital.com
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