Christie DWU951 Manuel utilisateur

DWU951/DWX951/DXG1051

Service Manual

020-000674-01

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.

Multimedia DLP Projector

January 2014

DWU951

(DD1-WU80P/81P)

DWX951

(DD1-WX80P/81P)

DXG1051

(DD1-X100P/101P)

SERVICE MANUAL

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 1 / 118

Warning

The technical information and parts shown in this

manual are not to be used for: the development,

design, production, storage or use of nuclear, chemical,

biological or missile weapons or other weapons of

mass destruction; or military purposes; or purposes that

endanger global safety and peace. Moreover, do not

sell, give, or export these items, or grant permission for

use to parties with such objectives. Forward all inquiries

to the SUPPLIER.



radiation and materials, various measures are provided in this Multimedia DLP Projector.

Be sure to read cautionary items described in the manual to maintain safety before servicing.

Caution





cause bursting of the bulb.

3. This projector is provided with a high voltage circuit for the lamp. Do not touch the electric parts of

power unit (circuit), power unit (ballast) and power unit (cooling), after turn on the projector.

4. Do not touch the exhaust fan, during operation.



Service Warning

1. Features ------------------------------------------------------ 3

  ----------------------------------------------- 4

3. Names of each part---------------------------------------- 5

4. Adjustment--------------------------------------------------- 6

5. Troubleshooting ------------------------------------------ 10

6. Service points--------------------------------------------- 23

7. Disassembly/assembly diagram---------------------- 47

8. Replacement parts list ---------------------------------- 85

9. RS-232C communication------------------------------- 94

--------------------------------------------109

11. Connector connection diagram---------------------- 110

12. Basic circuit diagram ----------------------------------- 111

Contents

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 2 / 118

CAUTION FOR SAFETY





zEntries with graphical symbol explanation

WARNING 

CAUTION



zTypical graphical symbols explanation

This symbol indicates

warnings and cautions. This symbol indicates

hazard of high voltage. This symbol indicates

mandatory actions.

This symbol indicates

hazard of explosion. This symbol indicates

hazard of hand crush. This symbol indicates

coercing to unplug.

This symbol indicates

hazard of high temperature.

This symbol indicates

prohibited actions.

WARNING

Follow the instructions.



Follow those notes and the User's Manual - Sefty Guide.

Avoid electric shock.



unplug when disassembling or assembling.

The projector has high voltage portion and possibly charged portion. If you touch such a





Use the components which have same characteristic especially about incombustibility



 in the replacement parts list and circuit diagram.



Keep same style of wiring and components.

This product uses insulating tapes or tubes, and has some components assembled







Do safety inspection after repair work.





Measure the insulation resistance with megohmmeter after visual inspection. If the



CAUTION

Do not touch the fan motor while it is rotating.

Do not touch the fan motors when you have turned on the projector with the UPPER

CASE removed. It may injure you.

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 3 / 118

1. Features



Not only can you control and monitor the projectors via LAN connection, but also project still or







wireless adapter.

> LENS MEMORY

The projector is capable of storing the lens shift position.

> Status monitor

The projector displays the present status or the error log with the sub LCD monitor.

> Flexible installation



accessories.



> PbyP (Picture by Picture), PIP (Picture in Picture)

You can project two images from different input ports on one screen at the same time. With the

remote control, it is easy to turn on/off this function and select the input source for the main and

sub areas.

> HDCR

Advanced feature which is original image stabilizer for a clearer image.

> HDBaseT™ covered

Gives one more digital interface to get clearer pictures on a screen.

> Dual color wheel

Equips with two color wheels, to enhance brightness and color.

> Optional lenses

The wide range of lens shift feature will give more various installing.

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 4 / 118



Panel

Panel system Digital Mirror Device

Panel size

DXG1051: 0.70" (17.8mm)

DWX951: 0.65" (16.5mm)

DWU951: 0.67" (17.0mm)

Number of pixels

DXG1051: 1024(H) x 768(V)

DWX951: 1280(H) x 800(V)

DWU951: 1920(H) x 1200(V)

Lamp 370W P-VIP x 2

Digital

video signal

HDMI 1

Signal type: T.M.D.S

Signal level: DC 3.3V±5%, AC 0.15-1.56Vp-p

DVI-D

Computer signal

COMPUTER IN

1 (Dsub) 

H/V. sync.: TTL level (positive/negative)

Composite sync.: TTL level

2 (BNC)

MONITOR OUT (Dsub)



H/V. sync.: TTL level (positive/negative)

Composite sync.: TTL level

Video signal

VIDEO (BNC) System: NTSC, PAL, SECAM, PAL-M/N, NTSC4.43, PAL60 (out of guarantee)



COMPUTER IN

(component video)

1 (Dsub) 



2 (BNC)

HDBaseT* (RJ45) Signal type: PAM16



RS-232C CONTROL (Dsub) Input: “H” Max. 20V Min. 2.6V, “L” Typ. –20.0V Max. 0.8V

Output: “H” Typ. 8.0V Min. 5.0V, “L” Typ. –7.0V Max. –5.0V

Service ports (USB-B) **

Differential signal: |(D+)-(D-)|>0.2V, D+>2.8V D-<0.3V or D+<0.3V D->2.8V

Input: “L” 0.8V or less, “H” 2.0V or more,

Output: “L” 0.3V or less, “H” 2.8V~3.45V

Wireless LAN *** WIRELESS (USB-A)

System: IEEE802.11b/g/n

(See the user's manual of the optional USB wireless adapter.)

Differential signal: |(D+)-(D-)|>0.2V, D+>2.8V D-<0.3V or D+<0.3V D->2.8V

Input: “L” 0.8V or less, “H” 2.0V or more,

Output: “L” 0.3V or less, “H” 2.8V~3.45V

Wired LAN

HDBaseT* (RJ45) System: 100Base-T



LAN* (RJ45) System: 100Base-TX / 10Base-T



Power supply AC110-120V/10.5A, AC220-240V/5.2 A

Power consumption AC110-120V/1060W, AC220-240V/990W

Dimensions 537 (W) x 174 (H) x 463 (D) mm (not including protruding parts)

Weight 

Temperature range

Operation: 0~50°C

(NORMAL mode: 0~45°C, ECO mode: 0~50°C, high altitude (regardless the

"mode"): 0~40°C)

Storage: -20~60°C

Accessories

Remote control x1 AA Battery x 2 User’s manual x 1

Application CD x 1 Security label x 1 Adapter cover x 1

Power cord x 3 or 1 Computer cable x 1 Cable tie x 2

Ferrite core and band x 2

* DC power cannot be provided from these ports.

** The service USB-B port is hidden behind the side panel (USB-B COVER).





DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 5 / 118

(1) STANDBY/ON button (2) INPUT button

(3) MENU button (4) LENS SHIFT button

(5) ZOOM button (6) FOCUS - / +buttons

(7) SHUTTER button (8) FUNCTION button

(9) FILTER indicator

(10) SHUTTER indicator

(11) SECURITY indicator

(12), (16) LAMP-2 indicator

(13), (17) LAMP-1 indicator

(14) TEMP indicator

(15) POWER indicator

(18) MONITOR OUT port

(19) COMPUTER IN1 port

(20) HDMI 2 port

(21) HDMI 1 port (27) CONTROL port

(22) DVI-D port (28) REMOTE CONTROL IN port

(23) HDBaseT™ port (29)

REMOTE CONTROL OUT port

(24) WIRELESS port (30) VIDEO port

(25) LAN

(26) COMPUTER IN2 ports (R/Cr/Pr, G/Y, B/Cb/Pb, H, V)



NOTE:





(1) STANDBY button (2) ON button

(3) ID - 1 / 2/ 3/ 4buttons

(4) COMPUTER 1 button (5) COMPUTER 2 button

(6) COMPUTER 3 button *

(7) LAN button (8) USB TYPE A button *

(9) USB TYPE B button *

(10) HDBaseT button (11) COMPONENT button *

(12) VIDEO button (13) HDMI 1 button

(14) HDMI 2 button

(15) DVI-D button (16)

FOCUS

+/ -

buttons

(17) LENS MEMORY SAVE / LOAD buttons

(18) ZOOM + / -buttons

(19) LOCK button(20) LENS SHIFT button

(21) SHUTTER button (22) ENTER button

 FREEZE button

(25) MENU button (26) HDCR button

(27) ASPECT button (28) PbyP button

(29) RESET button (30) C.WHEEL button

(31) AUTO button (32) OSD button

(33) MAGNIFY buttons (34) PICTURE button

(35) KEYSTONE button (36) LAMP button

(37) MY BUTTON - 1, 2, 3, 4buttons

(38) Battery cover (39) Wired remote control port

(1) Dust protector (2) Remote sensors

(3) Elevator feet (x2) (4) AC (AC inlet)

(5) Holes for Cable Tie (6) Security slot

(7) Security bar (8) Control panel

(9) Status Monitor (10) Ports

(11) Indicators 

(13)~(15) Exhaust vents (14) LAMP1 COVER*

(15) LAMP2 COVER*



zProjector unit

zControl panel, Indicators, Ports

zRemote control



the remote

control

(38)

(39)

(1)

(3)

(4)

(7)

(8)

(10)

(13)

(14)

(16)

(19)

(20)

(22)

(2)

(5)

(6)

(9)

(11)

(12)

(15)

(18)

(17)

(21)

(23)

(25)

(26)

(24)

(27) (28)

(29)

(30)

(31) (32)

(33)

(34)

(35)

(36)

(37)

NOTE:



because it includes a fan motor.

(16)

(1)

(3) (2)

(4)

(5)

(6)

(7)

(8)

(9) (10) (11) (12)

(11)

(13)

(14)

(15)

SHUTTER

(5)

(8)

(1)

(3)

(4)

(6)

(2)

(7)

POWER

TEMP

LAMP 1

LAMP 2

SECURITY

SHUTTER

FILTER

(15) (14) (13) (12) (11) (10) (9)

LAMP 2

LAMP 1

(17) (16)

(19)

(18)

(20) (21) (22) (23) (24) (25)

(26)

(27) (28) (29) (30)

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 6 / 118

4-1 Before adjusting

4-1-1 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 4-5 by service engineers or users is

recommended after all adjustments are done.

Relation between the replaced part and adjustment

Replaced part

Adjustment

AIR

SENSOR

(Chap.4-2)

INDEX

DELAY

(Chap.4-3)

LENS

SHIFT

(Chap.4-4)

ENGINE ass’y

(ASS’Y) ×○○

MAIN PCB

(PWB ASS’Y MAIN) ○○○

LAMP UNIT

(LAMP UNIT ASS'Y) ×××

SENSOR-A/B PCB

(PWB ASS’Y SENSOR-A/B) ○××

BALLAST FAN

(DC FAN G10D13BPWM-P4L301) ○××

○: means need for adjustment. ×: means not need for adjustment. △: means recommended.



4-1-2 Setting of condition before adjustments



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.



KEYSTONE button and select KEYSTONE. If you

changed KEYSTONE from ON to OFF, set to ON

after adjustment.

4. 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.

5. Displaying the FACTORY MENU: Perform all

adjustments from the FACTORY MENU.

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 

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.

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 7 / 118

When you replaced the MAIN PCB, SENSOR-A/

B PCB or BALLAST FAN, or when you re-



sure to carry out this adjustment after

re-assembling the projector and cleaning the air



A-SENS bar

A-SENS >>EXE 1:xxxx 2:xxxx 3:xxxx 4:xxxx END

Adjustment procedure

1. Display the A-SENS bar with the  and 

buttons in FACTORY MENU - VID-AD1.

2. Press the  button to run automatic adjustment

program. The cell END is highlighted in about 5



3. When one of the values in the cell is out of



connection of each part.

1: 3700 ~ 4900 2: 3400 ~ 4400

3: 3000 ~ 3850 4: 2550 ~ 3250

4-2 AIR SENSOR adjustment

Test pattern for the adjustment

CW-BRI bar

CW-BRI 139

CW-CLR bar

CW-CLR 338

(You do not have to care the numbers in these

menus.)

Adjustment procedure

1. Open the ADVANCED MENU and set the

COLOR WHEEL in IMAGE SETTINGS menu to

BRIGHT.

2. Open the FACTORY MENU and display the CW-



MENU - DLP.



notes of the values when horizontal stripes appear

as both of increasing and decreasing the value.

4. Set the value in the middle of the values.

Ex.: The horizontal stripes appear at the value X

as increasing the value and the value Y as

decreasing, set the value to (X+Y)/2.

5. Open the ADVANCED MENU and set the

COLOR WHEEL in IMAGE SETTINGS menu to

RICH COLOR.

6. Open the FACTORY MENU and display the CW-



MENU - DLP.

7. Set the value in the same way as CW-BRI, step 3

and 4.

4-3 INDEX DELAY adjustment

Red (255/255)

DWU951 (DD1-WU80P/81P) / DWX951 (DD1-WX80P/81P) / DXG1051 (DD1-X100P/101P)

DWU951/DWX951/DXG1051 Service Manual

020-000674-01 Rev.1 (01-2014)

Page 8 / 118

When you replaced the ENGINE assembly

or MAIN PCB, make sure to carry out this

adjustment after re-assembling the projector.

LENS_C bar

(You do not have to care the numbers in this menu.)

Example 1

LENS_C

>>EXE T:xxx B:xxx L:xxx R:xxx NG

Example 2

LENS_C

>>EXE T:168 B:802 L:281 R:803 OK

Example 3

LENS_C

>>EXE T:err B:823 L:306 R:778 NG

Adjustment procedure

1. Display the LENS_C bar with the  and 

buttons in FACTORY MENU - OPTION. (Example

2. Press the  button to run automatic adjustment

program.

NOTE: During this adjustment, the lens

automatically moves vertically and horizontally.

3. The right-most cell is highlighted after the



displayed in the cell.

OK: The adjustment was successful. (Example 2)

NG: The adjustment was failed. Go to the next

step. (Example 3)







connectors EM00, EM01, EM04 and EJ20 on

the MAIN PCB.

- None of objects or wires is pinched between the

LENS SHIFT MECH and the lens.

NOTE: Find the cell in which “err” is displayed,

and read the left-most letter (T, B, L or R) in the

cell. It shows the area where the adjustment was

failed.

T: Between the top side frame of LENS SHIFT

MECH and lens body

B: Between the bottom side frame of LENS

SHIFT MECH and lens body



SHIFT MECH and lens body

R: Between the lamp-side frame of LENS SHIFT

MECH and lens body

4-4 LENS SHIFT adjustment

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