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SERVICE MANUAL
HOME THEATER PROJECTOR
10
2004
PA019
DLA-HD2KU, DLA-HD2KE
ON
FOCUS
MENU
PRESET
1
PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
2
SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
3
DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13
4
ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-18
5
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-31
OPERATE
OFF
LIGHT
TEST
EXIT
ENTER
HIDE
TABLE OF CONTENTS
COPYRIGHT © 2004 Victor Company of Japan, Limited
¨
No.PA019
2004/10
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Summary of Contents for JVC DLA-HD2KE
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Page 1: Table Of Contents
SERVICE MANUAL HOME THEATER PROJECTOR PA019 2004 DLA-HD2KU, DLA-HD2KE OPERATE FOCUS LIGHT TEST MENU EXIT ENTER PRESET HIDE PRECAUTION............... . . 1-3 SPECIFIC SERVICE INSTRUCTIONS . - Page 2 GENERAL Type D-ILA HOME THEATER PROJECTOR Dimensions Approx. 298 mm H D) (Approx. 11-7/8" (Excluding handle, lens and protrusions) Approx. 6.2kg (Approx.13.7lbs) Mass Power requirements AC 100-240V 50Hz/60Hz 3.5A (100VAC)~1.4A (240VAC) Power Consumption Operating temperature +5 ~+35 [41 F~95 F]...
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Page 3: Precaution
SAFTY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- spected to conform with the recognized product safety and elec- trical codes of the countries in which they are to be sold.However,in order to maintain such compliance, it is equally important to implement the following precautions when a set is being serviced. - Page 4 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts and wires have been returned to original positions, Afterwards, perform the following tests and confirm the specified values in order to verify compli- ance with safety standards.
- Page 5 (bulb) to cool (at least one hour). Then proceed to replace the lamp. Never open any cover on the projector except the lamp and filter covers. Dangerous electrical voltage inside the projector. Never look into the lens while the projector is on.
- Page 6 • Avoid locations that are wobbly or inclined. If the setting site floor has protrusions or horizontal cannot be maintained, there is risk the projector may drop, fall over, etc. If located in a site where left to right tilt is greater than ±5 and front to rear tilt greater than ±20 , particularly the optical system components can be severely affected and there is risk basic performance and quality of the...
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Page 7: Specific Service Instructions
SPECIFIC SERVICE INSTRUCTIONS FUNCTIONS 2.1.1 LED indications The LED operations are as follows. OPERATE LED Lighted : Power on mode in progress. Extinguished : Mode other than above. STAND-BY LED Lighted : Stand-by mode in progress. Flashing : Cool down mode in progress. Extinguished : Mode other than above. - Page 8 Refer to the OPERATING INSTRUCTIONS for a detailed oper- ating description. 2.2.1 Lamp life Life of the projector lamp (time to reach 1/2 average brightness) is about 2000 hours. Lamp use time can be checked at the menu < Information > - [Lamp time].
- Page 9 • Check the lens cap is removed before projecting. If left in- stalled the projector can overheat and the lens cap can be de- formed. • Sunlight or other illumination can render the image difficult to see.
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Page 10: Service Menu
SERVICE MENU The service menu contains items not ordinarily needed by the us- er. Use these as necessary during service. 2.7.1 Enter (1) No menu shown. (2) Press the [ ] button. (3) Within press the [ ] button. (4) Within press the [ ] button. (5) Within press the [ ] button. - Page 11 2.7.4 Setting items Adjustment Item Initial value Software version Software version ------ Option Back color Blue [Select 2 items] "Sets no signal background color to blue or black. Auto shutdown [Select 2 items] If POWER OFF is selected, no warning will be displayed on and Color temp Select 3 items Setting of [D65]:6500K, USER1, USER2 Factory reset...
- Page 12 FACTORY SHIPPING SETTING SET (PROJECTOR) / REMOTE CONTROL UNIT Switch / Item MAIN POWER VIDEO HIDE MENU Item Image adjust Gamma Color temp. Color temp. GREEN BLUE Test pattern Set up Menu Position Mask Source 1-12 (No.PA019) Position VIDEO OFF (display)
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Page 13: Disassembly
Notes: • Confirm that the power cord is unplugged from the AC outlet before proceeding. • The lamp remains quite hot after turning the power off. Allow sufficient time to cool before starting work. LENS COVER (1) Rotate the LENS COVER on the front of the main frame counterclockwise and release the lock. - Page 14 TERMINAL PWB ASS'Y AND MAIN PWB ASS'Y • Remove the LENS COVER. • Remove the LAMP UNIT COVER. • Remove the TOP COVER. (1) Remove the 6 screws marked J fixing the MAIN PWB ASS'Y. (Fig.3) (2) Remove the harness from the connectors CN711.
- Page 15 LAMP UNIT UPPER BRACKET • Remove the LENS COVER. • Remove the LAMP UNIT. • Remove the TOP COVER. • Remove the MAIN PWB ASS'Y. (1) Remove the 2 screws marked M fixing the LAMP UNIT UP- PER BRACKET. (Fig.4) (2) Pull out the LAMP UNIT UPPER BRACKET in the direction of the arrow.
- Page 16 3.11 POWER SUPPLY PWB ASS'Y • Remove the LENS COVER. • Remove the LAMP UNIT. • Remove the TOP COVER. • Remove the MAIN PWB ASS'Y. • Remove the LAMP UNIT UPPER BRACKET. • Remove the POWER SUPPLY SHIELD CASE(1). (1) Remove the 4 screws marked P fixing the POWER SUP- PLY PWB ASS'Y.
- Page 17 3.14 IR2 PWB ASS'Y • Remove the LENS COVER. • Remove the LAMP UNIT. • Remove the TOP COVER. • Remove the MAIN PWB ASS'Y. (1) Remove the 1 screw marked T fixing the IR2 PWB ASS'Y. (Fig.6) (2) Lift up the IR2 PWB ASS'Y to remove it. 3.15 OPTICAL BLOCK, INTAKE FAN •...
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Page 18: Adjustment
BEFORE STARTING ADJUSTMENT (1) Adjustment items utilize a personal computer. This instruction is for HD2 PSA CONTROL PROGRAM Program. Use the latest version program. (2) Data back up is required before adjustments. (3) Allow the equipment and test instruments adequate time (at least 30 minutes) to warm-up. - Page 19 REQUIRED ADJUSTMENTS BY REPLACING COMPONENTS The following adjustment procedure is required after replacing PWB ASS'Ys, LAMP BALLAST UNIT and OPTICAL BLOCK. Items noted as "Check" means check the condition, then adjust if required. 4.3.1 Component required adjustment at replacing Adjustment items 1.
- Page 20 (7) In the [DDIC] [Control EVR tag] screen, set the value for DC_R, DC_G and DC_B to 90, respectively. Refer to Fig.2. (8) Put the photo-sensor at 40 cm away from the surface of the Projector lens (Screen center) and connect the sensor to the oscilloscope.
- Page 21 ADJUSTMENT (9) On the [DDIC Control][Flat Field] tag, set the Flat Field Level value for a color to be adjusted to 512 and the rest to 0, respectively. Refer to Fig.3. (9)Enter 512. (10) In the [DDIC Control][EVR] tag, find the point by sliding a CC slider (CC_R for red, CC_G for green and CC_B for blue) where the photo-sensor waveform becomes minimum .
- Page 22 Refer to Fig.2 (7) Click [DisConnect] in the PSA menu to disconnect the connection. (8) Put the CL200 at 40cm away from the projector lens surface (Screen center) and turn the CL200 to ON. MEASUREMENT (9) Open the Gamma adjustment file and click [CONNECT] in the [DC] sheet.
- Page 23 4.4.3 GAMMA adjustment Instruments PSA Software for HD2K Excel file for Gamma adjustment Color-meter (CL-200) Test point Adjustment menu < DDIC > < Gamma > Preparation Completed D-ILA COMMON DC adjustment PREPARATION (1) Open the Black (GAMMAOFF) sheet in the GAMMA adjustment file and click [CONNECT] in the same way as the DC adjustment.
- Page 24 (10) Click [DisConnect] in the SPA menu to disconnect the system. (11) Open the sheet [CHROMATICY MEASUREMENT(RGB)] in the Gamma adjustment file. (12) Similarly, click [CONNECT]. Refer to Fig.4. (13) When the connection is competed, click [MEASURE]. Refer to Fig.4. (14) When the measurement is completed, click [DISCONNECT] to disconnect the system.
- Page 25 (25) Right-click on the [Gamma2.2] curve in the [Gamma correction] screen. Select [Make CUSTOMData] and the [Gamma1.8] to allow the Gamma1.8 data to be input to [CUSTOM]. Refer to Fig.6. (26) Copy the [CUSTOM] data, as previously performed in step (19), (20), (21), (22), (23) and (24), to paste these to [Gamma1.8]. (27) Perform the same procedures as steps (25) and (26) and create the data for Gamma2.6 in [Gamma2.6].
- Page 26 4.4.4 SHADING adjustment Instruments SVGA signal generator Light-meter Test point Adjustment menu < DDIC > < Area Shading > Preparation Completed GAMMA adjustment PREPARATION (1) When the reverse shading function is used, open Menu [DDIC] [FPGA], and set [Left side Right] and [Up Side Down] to [Off].
- Page 27 PREPARATION (1) Connect the Phase Deviation Measurement circuit at CN005 with the Projector turned off.Connect the FPC to a desired color. (2) Connect the PC and Projector with a RS232C cable. Turn the projector ON and boot the SPA software.
- Page 28 +/-10 mV, the result is determined to be PASSED. If the result is outside this range, the result is determined to be FAILED. (21) Turn the Projector OFF. (22) Perform the procedures from step (9) for Gch and Bch. 1-28 (No.PA019) (18)Click Fig.4...
- Page 29 Completed GAMMA adjustment , SHADING adjustment , PREPARATION (1) Connect the PC and Projector with a RS-232C cable and turn the Projector ON. (2) Boot the PSA software. (3) Click [Connect] on the menu bar and select [Auto Connect] in the pull-down menu.
- Page 30 Completed GAMMA adjustment , SHADING adjustment , PREPARATION (1) Connect the PC and Projector with an RS-232C cable. Turn the Projector ON and boot the PSA software. (2) Click [Connect] on the Menu Bar and select [Auto Connect] in the pull-down menu.
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Page 31: Troubleshooting
Lamp use time exceeds 2000 hours Function AC line (one side) open Power off by main CPU (emergency mode) Power off by main CPU (emergency mode) Power off by main CPU (emergency mode) Function Control by CPU Warning cause (projector mode) (No.PA019)1-31... - Page 32 5.2.2 Mearsures during abnormality In event of the following be sure to disconnect the power cord from the AC outlet, and reset the projector mode. Abnormality Mode Lamp dose not light NG Check lamp use dose not exceed 2000 hours YES Lamp use inhibited...
- Page 33 5.3.1 Outline By using the special setting and adjustment software, data related to abnormal operation (history) stored in the projector can be load. On the basis of contents "LED (INDICATOR) WARNING INDICATONS" set and lamp use time, internal and external temperature, and other data prior to the previous usage time can be viewed as a table.
- Page 34 VICTOR COMPANY OF JAPAN, LIMITED ILA CENTER 12, 3-chome, Moriya-cho, kanagawa-ku, Yokohama, kanagawa-prefecture, 221-8528, Japan (No.PA019) Printed in Japan...