Toshiba P503DL manuale d’uso

1 SERVICE MANUAL DATA WALL PROJECTION UNIT P503DL CONTENTS[...]

2 SAFETY PRECAUTIONS FOR USER ································ ·············· 3 PRECAUTIONS FOR USE AND MAINTENANCE ···························· 8 GENERAL DESCRIPTIONS ································ ·····················?[...]

3 WARNING: Service should not be attempted by anyone unfamiliar with the necessary precautions on this projector. The following are the necessary precautions to be observed before servicing this chassis. 1. An isolation Transformer should be connected in the power line between the projector and the AC line before any service is performed on the pro[...]

4 SAFETY PRECAUTIONS FOR USER On the product and in the operation manual, precautions are presented to use this equipment safely, in order to protect you and other persons from injury and to protect from property damage. Indications and symbols for such precautions are as shown below. WARNING Wrong operation or incorrect handling by ignoring this n[...]

5 SAFETY PRECAUTIONS FOR USER Equipment Use WARNING Do not remove the rear cabinet cover, as there are high - voltage parts in the unit. Touching components in side may result in electric shocks. End user should not repair or reconstruct the equipment. Never attempt to do so, otherwise fire disaster or electric shocks may result. For repair, contac[...]

6 SAFETY PRECAUTIONS FOR USER For servicing, maintenance and inspection WARNING If dust or dirt is visible on the blades or the blade clamping face of the power plug, clean the plug or blade clamping face before connection. Otherwise, fire may occur due to lowering of insulation of the power plug. CAUTION Make a mai ntenance contract with the deale[...]

7 SAFETY PRECAUTIONS FOR USER Make sure to provide ground line from the ground terminal of the power plug. Otherwise, electric shocks may result. Always calculate the total loading of any inst alled equipment and ensure that the power supply, (sockets or other outlets) are suitable for the installation. Failure to do so may cause fire or electric s[...]

8 PRECAUTIONS FOR USE AND MAINTENANCE Request to User Plastic Screen The P503DL screen is made of a plastic material and can be easily scratched. During manufacture and packing, every care is taken to ensure that no hard objects that could scratch or otherwise cause damage are allowed to touch the screen when opening the carton box and taking out t[...]

9 GENERAL DESCRIPTIONS FEATURES l Digital Light Processing TM (DLP TM ) by Texas Instruments P503DL is a projection unit using the Texas Instruments’ Digi tal Mirror Device (DMD) TM optical element. The DLP TM , Digital Light Processing TM engine is constructed with the DMD chip, with XGA resolution. l Input capability From PC video output card, [...]

10 P503DL DIMENSIONS Size: mm (inch) Front Rear Side Top 1016 (40.0) 0.5 (0.02) 1050 (41.3) 0.5 (0.02) 0.5 (0.02) 550 (21.7) 0.5 (0.02) 762 (30.0) [ ? ? ] [ ? ? ] [ ? ? ] [ ? ? ] 550 (21.7)[...]

11 FUNCTION OF I /O PANEL (7) (9) (8) (6) (5) OUT IN RGB 2 RGB 1 DIGITAL SIGNAL LINK RGB INPUT CONTROL RS-232C IN OUT POWER FAN LAMP REMOTE (1) (2) (3) (4) VIDEO OUT IN (10) (11) No . Name Function Remarks 1 DVI Digital Output DVI Link (switched) Output Digital pins of DVI connector 2 DVI Digital Input DVI Input (Link or PC) Digital pins of DVI con[...]

12 UNSWITCHED 8A MAX ON OFF POWER AC100 ~ 240 50/60Hz AC INLET AC100 ~ 240 50/60Hz AC OUT INLET ( 2 ) ( 3 ) ( 1 ) FUNCTION OF POWER PANEL Note 1: The AC outlet supplies un - switched power source to a second unit in a multi - project ion system. Do not use it for any other purpose. Serial connection using this power outlet must be maximum of four u[...]

13 SPECIFICATIONS Model name P503DL Type 50 - inch rear projection unit Acceptable signals Refer to page 13 and page 14. Image device 1 chip XGA Digital Mirror Device (R) Double Data Rate type Light source 100W/120 W switch selectable UHP lamp Resolution 1024 x 768 dots (Include part hidden with screen frame) Brightness 500cd/m 2 (Typ.) by 120W ope[...]

14 ACCEPTABLE SIGNAL TYPE The following are acceptable input signal types. Projection unit automatically distinguishes mode according to frequency o f input signal. All the signals accepted are displayed on screen with 1024x768 dot by internal resolution converter. The Digital Signal Link function may not support NTSC/PAL/SECAM signal supplied from[...]

15 No good Good V sync signal H sync signal No good (Equalization pulse) Note 3: When composite sync or sync - on - green signal is supplied, horizontal frequency must be 31 kHz or higher. Note 4: Sync signal : Horizontal Positive or Negative. Minimum H. sync width : 1µS Vertical Positive or Negati ve. Minimum V. sync width : 2H ACCEPTABLE RGB INP[...]

16 XGA50 1024 x 768 160 1024 24 136 1344 40.30 50.0 54.163 29 768 3 6 80 6 XGA60 1024 x 768 160 1024 24 136 1344 48.363 60.004 65 29 768 3 6 806 XGA70 1024 x 768 144 1024 24 136 1328 56.476 70.069 75 29 768 3 6 806 XGA75 1024 x 768 176 1024 16 96 1312 60.023 75.029 78.75 28 768 1 3 800 XGA85 1024 x 768 208 1024 48 96 1376 6 8.677 84.997 94.5 36 768[...]

17 When the set is opened from its carton box, 1 st thing to do is to remove the screen protection metal plate attached at the corners. Note: * Pay attent ion not to touch the screen. * When temporally place the screen, avoid screen touching to the other objects or materials. The screen is locked by small tab at sides and screw attached to the tab [...]

18 screen lock is un - locked and open before attaching the screen. This is an example of 4 sets attached together by 2x2 configuration. When 4 sets are combined together with the screws fastened, a gap betwee n cubes becomes small and also stable for entire wall. The internal locking screws need to be fastened while front screen has removed, caref[...]

19 DISASSEMBLE 1. HOW TO REPLACE THE LAMP 1) Turn off the power switch and disconnect AC cord. Make loose 3 screws at the lamp door. 2) Open Lamp door as right picture arrows show. 3) Rotate Locking Lever as shown as arrow (1) below. 4) Gently pull the lamp housing to the right as picture below, Lamp door screws arrow (2) shows. Lamp door Screws ar[...]

20 2. AIR F ILTER Air filter needs to be maintained periodically by washing it or replace when the filter is damaged. 1) Turn off the power switch and remove one screw. 2) Lift up and pull the air filter case from its pocket as arrow in the picture shows. 3) Wash and clean the filter and dry it. 3. Place the clean filter at its original place. 4. F[...]

21 4 . LOCATION OF KEY COMPONENTS AND FUNCTION MODULE DISASSEMBLE ? ????? ?? ( ?? ?? ?? ) (A).......... ? ? ? ? ? ? (B).......... ? ? ? ? ? ? ? ? ? ? ? ? (C).......... ? ? ? ? ? ? ? (D).......... ?? ?? ??? D L P ? ? ? ? (1)..... ? ? ? ? ? (2)..... D M D ? ? ? ? (3)..... ? ? ? ? ? ? ? (4)..... ? ? ? ? ? ? (5)..... ??? ?? ????? ?? ? ?????? ?? ? ?????[...]

22 5. WIRING BETWEEN FUNCTION BLOCKS Note: 100W/120W lamp power selection ** selection of lamp power while lit will damage lamp** At the left side of the optical engine, there is a slide switch located and indicated that the lamp power switch is set to 100W position. Do not change the switch while powered. Turn off and select the switch. DIASSEMBLE[...]

23 6. LIGHT ENGINE BLOCK CAUTION Be careful to prevent the ESD (Electro Static Discharge) before touching the DLP Engine. If ESD happened, imp ortant key components including DMD device may easily damaged. This electro - static destruction will not be covered by Texas Instruments guarantee. For ESD prevention, use conductive wrist strap and connect[...]

24 ADJUSTMENT (1) Locate the screw at the lens barrel to adjust focus (2) Rotate thumb screw to counter clockwise, then move the screw head to and fro to rotate so that lens focus can be adjusted. (3) Tighten the same screw to clockwise to fix the adjustment. (4) Engine mount adjustment preparation (5) Before doing Engine Mount mechanical adjustmen[...]

25 4) Picture rotation adjustment Make loose of (J) screw and rotate the screw (A) and (B) to the same amount but the opposite direction so that picture rotation can be changed. If rotated to the same direction Vertical position will change. Tighten (J) after the adjustment. 5) Vertical position adjustment Make loose the (J) screw and rotate (A) (B[...]

26 8) Upper portion Pin - cushion adjustment This adjustment is to bent the mirror and make the adjustment, do not over do it. This adjustment is easy to do while cube is not assembled to wall but even assembled, it is possible to perform removing the screen of the cube, attached on it. Important Notice: Do not exceed the adjustment too much, when [...]

27 This remote control is compatible for most of Tos hiba data - wall display cube. The GUI of cube commander is also similar layout of the push buttons so that once the position of these key pads are getting familiar, both can be used without any difficulty. Difference between this remote control and software is, the ID number access, this is caus[...]

28 3 - 2. Adjust Mode Press ADJUST to enter Adjust Mode. To exit Adjust Mode press ADJUST twice (one press will request confirmation that you wish to exit Adjust Mode). 3 - 3. Saving adjustments Adjusted value will be memorized into its non - volatile memory when WRITE button is clicked. In case if the new adjustment value is not acceptable, simply[...]

29 Display flat field test signal and press “cutoff” or “drive”, then adjustment is possible. In case of “offset” and “Gain” adjustments are placed at early si gnal process area and internal test signal is generated later stage than this adjustment, thus flat field test signal needs to generate from PC. Thus PC needs to have such si[...]

30 Image, they cannot b e changed. Get into Special mode by SPECIAL and 7 buttons will guide to this feature. PIP picture position can be changed by arrow keys. 3 - 14. Image Orientation The image orientation can be flipped up, down, left and right using the FLIP key. 3 - 15. S tatus Indication Pressing CALL in Normal Mode will display general info[...]

31 5 - 3 Selecting I.D. If using Cube Commander software simply s elect the two digits I.D. for the cube you wish to control. If using remote control it is necessary to press ID.SEL to access the correct menu for I.D. selection and control. If ID.ALL is pressed instead of an alpha - numeric key ‘X’ will appear, pressing ID .ALL twice will displ[...]

32 function is continue to operate as in the same operation m ode. One of the good way to use this operation is, in normal condition, OSD appears when Input is selected in Normal mode. Some user may not like this, then enter this mode or other method is, enter Adjust mode, then click CALL so that OSD will disappear even in the system is in Adjust m[...]

33 The lamp used is UHP 100/120W, driven by the ballast, this lamp/ballast combination is made by Philips enables to select lamp power for 100W or 120W by mechanical slide switch. Do not replace the lamp with other model, a reflector which focuses the lamp b eam is designed for DLP use, with light tunnel application. Different lamp may not have rig[...]

34 LAMP Broken ON (green) ON (green) Blink (green) 0.2 SEC Interlock ON (green) ON (green) Blink (green) 0.5 SEC FAN NG ON (green) Blink (green) OFF 0.2 SEC Before light the Lamp ON (green) ON (green) ON (green) Blink (red) ON (green) OFF 0.5 SEC Lamp shutdown Normal Preparation STAND - BY ON (red) OFF OFF STANBY Note: 1. When power switch is turne[...]

35 Overall block diagram Note: When color balance adjustment is necessary, this is a small hint to perfor m. 1. Use internal test signal so that flat field is displayed to all the displays. 2. Offset/Gain cannot be performed since these adjustments are located before the test signal generator section. 3. Supply low signal level about 10 or 20% ampl[...]

36 Appendix - 2 Control via RS - 232C – Command Protocol list Table – 1 RS - 232C pin - connection configuration Pin No Signal name Signal items I /O (in projector) 1 CD Not used - 2 RXD Reception data Output 3 TXD Transmission data Input 4 DTR* Data terminal ready Input 5 SG Signal ground Ground 6 DSR* Data set ready Output 7 RTS** Transmissio[...]

37 Apply 4 Apply custom setting 4 CS4 Apply 5 Apply custom setting 5 CS5 Apply 6 Apply custom setting 6 CS6 Apply 7 Apply custom setting 7 CS7 Apply 8 Apply custom setting 8 CS8 Apply 9 Apply custom setting 9 CS9 Table : 3 ADJUST MODE (Command to be used in ADJUST MODE) Item Contents Key(CMD**) CONT. Selects contrast adjustment ( ADC RGB gains ) CN[...]

38 Table 4 : SERVICE MODE (Command to be in SERVICE MODE ) Item Contents Key(CMD**) 0 0 + 1 - 9 User picture effect Memory User Memory read out Show or update Mag pattern 1 - 9 VN0 1 Switches OSD mute on or off VN1 2 Screen Mode Lock Switching force timing 0: no force timing A: force timing A B: force timing B C: force timing C D: force timing D E:[...]

39 E Input E VNE F Input F VNF ADJUST Exits ID MODE (return to ADJUST MODE ) AJS AJY ID.SEL Select ID IDT Appendix - 3 Trouble shooting hints 1. When lamp does not light a. Lamp will turn on but shut - off by itself within a short period of time This is one of the symptom when the la mp becomes to its life end. Intensity becomes low, lamp gap becom[...]

40 5. When color wheel motor needs to replace a. When color becomes different or will not synchronize, color wheel motor may oil or replace. b. It may be better to remove optical engine. Then follow as below pictures show. c. When mounting the color wheel motor, take care not to touch the round glass color filter which has sharp edge, there may be [...]

41 PARTS LIST Location No P/N Description A101 23429090 CABINET, P503DL CABINET K L - Mirror Assy S - Mirror Assy 70381150 Mirror P500DL(S) 23528376 Holder - Latch C3 - 803 Back - Panel Tilt Back - Panel Lamp A102 SCREEN ASSY P503DL A021 23890089 ADJUSTER, TILT TABLE A701 23067691 CARTON, CASE A702 23946322 PACKING, PACKING MATERIALS 1 - SET A703 2[...]