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PENTAX Firmware Update Software for *istDL
Downloading of Firmware
Latest *istDL Firmware Update
December, 2006
Thank you for using a PENTAX istDL digital camera.
PENTAX wishes to announce the release of Firmware Update Software Version 1.03 for istDL.
Firmware in this document is the software that runs inside digital cameras.
Changes to V1.03
    Addition of compatible SDHC Memory card
Changes to V1.02
    Support for SDHC Memory cards.
    Only istDL users are permitted to download the firmware update.
Name PENTAX Firmware Update Software for istDL
Registered name dl_v103w.exe ( For Windows 1,008 Kbytes) ,
dl_v103m.hqx ( For Mac 1,170 Kbytes)
Applied product istDL (Version 1.00/1.02)
To check the version number, turn your camera on while holding down the MENU button. The version number will appear in the center of the LCD screen.
Updated firmware file For Windows : LHA self-extract file
For Mac : BinHex type
Release date 2006/12/20

Preparation of update

    *Blank, formatted SD card (8MB or more)
    *USB cable I-USB17
    If you are copying the firmware update file to the SD card by connecting the camera directly to your computer.
    *PC card reader or a computer with a PC card slot
    If you are copying the firmware update file to the SD card using a memory card reader / writer.
    *We recommend using the AC adapter (K-AC10) for update firmware.
    If you are using a CR-V3 lithium battery or AA batteries, make sure that batteries are fresh
Download the updated firmware file  
    For Windows : dl_v103w.exe --- 1,008 Kbytes, LHA type, self-extracting files
    For Macintosh : dl_v103m.hqx --- 1,170 Kbytes, BinHex type, StuffIt Expander is required to extract the file
    For download the StuffIt Expander, please visit the URL below.
Extract download file
    The following two files will be generated once the downloaded file is extracted by double-clicking.
    readme.txt: The text file that explained update procedure in details.
    fwdc137b.bin: This is the updated firmware.
Copy fwdc137b.bin file to SD card
    After formatting the SD card, copy the fwdc137b.bin file to the route directory of the SD card.
Update Firmware
    Please read the readme.txt file attached to the firmware update before updating the firmware.


  1. Microsoft Windows Me/2000/XP Version

    Download of Microsoft WindowsMe/2000/XP Version software is here.

  2. Mac OS Version

    Download of Mac OS Version software is here.
  • PENTAX is a trademark of RICOH IMAGING COMPANY, LTD.
  • All other brands or product names trademarks or registered trademarks of their respective companies.

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