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DLP6500FYE: I would appreciate your help in solving the problem

Part Number: DLP6500FYE
Other Parts Discussed in Thread: DLP670S, DLPC900

Tool/software:

I am using DLP® LightCrafterTm 650.

 

Usage environment

The DLPC9000 is connected to the PC via J7: USB connection, and only the J17: Power supply connection is used.

 

DLP settings

Firmware: 6.0.0

Operating: mode Pattern On -the -Fly mode

Status

Internal Memory Test Passed

Internal Initialization Complete

Sequencer Running

 

Usage and problems

First, transfer the images you want to display on the DLP6500 all at once. The images are simple ring shapes only. Then, send the image number you want to display from the PC to the DLPC and switch the image. The images are switched about every 2 seconds. The above process is generally performed normally, but suddenly the ring shape is no longer displayed, or only half of the Active Micromirror Array is displayed as a ring and the other half is hidden. This condition does not occur with a specific image number, but occurs irregularly, and the abnormal display sometimes returns to normal within a few tens of seconds, and sometimes returns to normal after repeatedly switching the display image for more than a minute. All three DLP® LightCrafterTm 650s I own are experiencing the same problem. I would appreciate your help in solving the problem.

  • Hello Matsumoto-sama,

    Thank you for reaching out to us.

    Can you please share a picture of the half-image? Also, please confirm if the chipset is DLP670S or DLP6500.
    Additionally, I would suggest using the latest FW v6.3.0.

    Thank you,

    Regards,
    Aishwarya

  • Dear Aishwaya-san,

    Thank you for getting in touch so quickly.
    The chipset is DLP6500.


    It's difficult to photograph because it's attached to something that moves, so the photos may be hard to see.

    It shows that the normal state is a ring and the abnormal state is a semicircle.

    I'm sorry, but where can I download FW 6.3.0?

    Best regards,

    Matsumoto

  • Matsumoto-sama,

    Thank you for the images. It looks like some of the rows of the DMD are not loaded. This is a known issue with FW v6.0.0 and prior, and was fixed in the later versions. Please download the FW v6.3.0 from the following page - https://www.ti.com/tool/DLPR900

    Let me know if you are still seeing the issue.

    Thank you,

    Regards,
    Aishwarya

  • Dear Aishwarya-sama,

    Thank you for the FW v6.3.0 information. 

    I installed firmware version 6.3.0.
    When I launched the GUI, the firmware version was still 6.0.0.
    When I press the Firmware button on the GUI, I am required to set an img file by Browse, so I would like to ask for your help

    - I don't know how to create an img file.

    I have one created by my predecessor, as shown attached, but there is no record of how I created it, so I would appreciate any advice you could give me.
    At present, nothing has been changed except the firmware version.
    We apologize for any inconvenience this may cause, and thank you in advance for your assistance.

    Best regard,

    Matsumoto

    DLP6500_firmware_600_20210316.zip

  • Matsumoto-sama,

    Please program the following flash image file to the DLPC900. This is present in the DLPC900 PROM installation directory. The default location is C:/ drive.

    If you would want a custom firmware, you can find the instructions in Section 6.9 of the DLPC900 Single EVM user manual - https://www.ti.com/lit/ug/dlpu101d/dlpu101d.pdf

    Thank you,

    Regards,
    Aishwarya