Toshiba TLP-T70M Service Manual
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SERVICE MANUAL
3LCD PROJECTOR
TLP-T70M, TLP-T71M
TLP-T60M, TLP-T61M
TLP-S40, TLP-S41
TLP-S10
FILE NO. 330-200310
SAFETY PRECAUTION
Document Created in Japan Aug. 2003 U

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Summary of Contents for Toshiba TLP-T70M

  • Page 1 FILE NO. 330-200310 SAFETY PRECAUTION SERVICE MANUAL 3LCD PROJECTOR TLP-T70M, TLP-T71M TLP-T60M, TLP-T61M TLP-S40, TLP-S41 TLP-S10 Document Created in Japan Aug. 2003 U...
  • Page 2: Product Safety Notice

    SAFETY PRECAUTION 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 Iine before any service is performed on the projector.
  • Page 3: Safety Precautions

    The exclamation point within an WARNING: Changes or modifications made to this equipment, not expressly approved by equilateral triangle is intended to Toshiba, or parties authorized by Toshiba, could void the user's authority to operate alert the user to the presence of the equipment.
  • Page 4: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS CAUTION: PLEASE READ AND OBSERVE 1. Read Owner's Manual 3. Source of Light ALLWARNINGS AND After unpacking this product, read the Do not look into the lens while the lamp INSTRUCTIONS GIVEN IN THIS owner's manual carefully, and follow all is on.
  • Page 5 IMPORTANT SAFETY INSTRUCTIONS Object and Liquid Entry 13. Stack Inhibited Accessories Never push objects of any kind into this Do not stack other equipment on this Do not place this product on an unstable product through openings as they may product or do not place this product on the cart, stand, tripod, bracket, or table.
  • Page 6 FILE NO. 330-200310 ELECTRICAL ADJUSTMENT SERVICE MANUAL 3LCD PROJECTOR TLP-T70M, TLP-T71M TLP-T60M, TLP-T61M TLP-S40, TLP-S41 TLP-S10 Document Created in Japan Aug. 2003 U...
  • Page 7: Electrical Adjustment

    . Adjustment software (DPJAdjustmentTool2.exe) ELECTRICAL ADJUSTMENT operates following adjustments. 1. Preparation a. Initial setting of keystone correction (KEYSTONE) <Test equipment and jigs> b. Initial adjustment of input signal level (SUB) . Personal Computer c. LCD panel drive center voltage adjustment (Windows P/C, OS: Windows 95/98, ME, 2000, XP) (VCOM) .
  • Page 8 2. Setting of keystone correction (3) Keep projector on 30 degree and click [OK]. (Perform the adjustment when main PC board is replaced) This operation initializes the data of the tilt sensor for keystone correction. Tilt sensor’s performance abilities vary with the sensors, and the sensor output data is affected by change of ambient air temperature.
  • Page 9 (Note) 2-2. Adjustment of high temperature Only for the keystone correction initialization of (1) Perform heat-run for 30 minutes or more. high and low temperatures at one time, check Select [KEYSTONE] from starting menu of both [0,+30,-30] and [0(High temperature)] check adjustment software.
  • Page 10: Input Signal Level Adjustment

    3. Input signal level adjustment (2) Select [SUB] from starting menu and click [Execute]. (Perform the adjustment when main PC board is replaced) This procedure corrects variation of input signal level by each main PC board and adjusts to stabilize. The input signal level is adjusted automatically with specified signal inputting.
  • Page 11 (5) Input Green signal to the VGA (640 x 480)/60Hz (9) When the following message appears, touch the (The unit will be automatically switched to the Y/ camera lens on a bright light. Pb/Pr input.) The screen should be all white. The click [OK] * Screen resolution selection and screen refresh rate button.
  • Page 12 4. LCD panel drive center voltage (3) Press [R], [G] or [B] key to select the adjustment. When you press the key, it turns ON or OFF. For adjustment (Perform the example, to display red, press [G] and [B]. adjustment when replacing main PC board or LCD panel) When inputting video signal data to the LCD panel, center voltage of specified range is adjusted to output...
  • Page 13: Gamma Adjustment

    5. Gamma Adjustment (4) Select [Front] button first, and select R, G or B (Perform the button. adjustment when main PC board is (When you adjust the R level, then select R- replaced) VCOM) The VT (input voltage-optical transmissivity) characteristics of the LCD panel are uneven. So gamma correction is required.
  • Page 14 (3) Click [OK] to complete. 5-2. Data writing If the gamma data is not read from the main board, write down the reference data. (1) Select [GAMMA] and click [Send]. (4) Replace the main PC board with new one and turn on power of the projector.
  • Page 15: Color Shading Correction

    6. Color shading correction (3) Save the downloaded shading data to the PC. Select [Save] from [File] menu. 6-1. Copy of correction data If the main PC board in operation and the color shading correction data can be read, copy the current board data to new one.
  • Page 16 (7) The following message appears to load the saved (11) After the transfer data is complete, click [OK] data. Press [Yes] button. button. (12) Save the data. (8) Select the previously saved file (step (4)) and Click [Save Data] to save the data from click [Open].
  • Page 17 (4) Select [Built in Signal] from [Check] menu. 6-2. Adjustment of the color shading data directly When the gamma data is not red by the main PC board failure or the LCD panel replacement, the color shading data is corrected with the adjustment software directly.
  • Page 18 FILE NO. 330-200310 LED DISPLAY & SERVICE MODE SERVICE MANUAL 3LCD PROJECTOR TLP-T70M, TLP-T71M TLP-T60M, TLP-T61M TLP-S40, TLP-S41 TLP-S10 Document Created in Japan Aug. 2003 U...
  • Page 19 LED DISPLAY (Problems Shown on LED Indicator Combination) Status of Indicator Light Error Code Trouble and Cause Solution TEMP LAMP Stand-by power is not on. Check the power unit. > There's a problem with (OFF) (OFF) (OFF) (OFF) Check the connector. the power unit or the Check the main PC board.
  • Page 20: Service Mode

    Service Mode How to sift to the Service mode While the Audio level adjustment bar or the Camera gain adjustment bar is displayed on the screen, press the buttons, [INPUT], [ON/STANDBY], [AOUT KEYSTONE] and [AUTO SET] simultaneously. Then, the projector shifts to the Service mode. The Service mode will be maintained until you pull the AC plug out.
  • Page 21 FILE NO. 330-200310 PARTS LIST SERVICE MANUAL 3LCD PROJECTOR TLP-T70M, TLP-T71M TLP-T60M, TLP-T61M TLP-S40, TLP-S41 TLP-S10 Document Created in Japan Aug. 2003 U...
  • Page 22: Parts List

    PARTS LIST SAFETY PRECAUTION Replace only with part number specified. The mounting position of replacement is to be identical with originals. The substitute replacement parts which do not have the same safety characteristics as specified in the parts list may cause shock, fire or other hazards. NOTICE The part number must be used when ordering parts in order to assist in processing, be sure to include the model number and description.
  • Page 23 Accessories PARTS NO. FORM PARTS NO. FORM DESCRIPTION DESCRIPTION Remote Y210 Y101 AV Cable Control Unit Audio Cable for Y102 Computer Battery Y103 Audio Cable Y221 Quick Y229 Sheet Y231 Y232 Camera Extension Y050 Cable Y200 CD ROM Y265 Carrying Bag Owner's Y201/Y203 Manual...
  • Page 31 Parts List for print Location Description TLP-T71M TLP-T70M TLP-T61M TLP-T60M TLP-S41 TLP-S40 TLP-S10 A400 CARTON BOX 23067432 23067432 23067432 23067432 23067432 23067432 23067433 P800 P0WER UNIT, APS-M480 23122443 23122443 23122443 23122443 23122443 23122443 23122443 P850 P0WER UNIT, PS-240A-LS-120-17S 23122445 23122445...
  • Page 32 Parts List for print Location Description TLP-T71M TLP-T70M TLP-T61M TLP-T60M TLP-S41 TLP-S40 TLP-S10 Y221 QUICK SHEET, 23589551 23589551 23589551 23589551 23589551 23589551 23589564 Y222 QUICK SHEET, 23589552 23589552 23589552 23589552 23589552 23589552 23589565 Y223 QUICK SHEET, 23589553 23589553 23589553 23589553...
  • Page 33 1-1, SHIBAURA 1- CHOME, MINATO - KU, TOKYO 105 - 8001, JAPAN...

This manual is also suitable for:

Tlp-t71mTlp-t60mTlp-t61mTlp-s40Tlp-s41Tlp-s10

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