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template:foma_debug [2026/10/25 19:05] – created lnrctemplate:foma_debug [2026/10/25 19:09] (current) – lnrc
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-===== Introduction =====+==== Introduction ====
  
-The FOMA debug cable (unofficial name) is a modified version of a regular FOMA cable that allows special access to most [[phones:docomo|Docomo]] phones and some [[phones:softbank|SoftBank]] phones. This cable modification can be performed at home with a soldering iron. It is also available for purchase at [[https://swag.gametank.zone/products/foma-debug-adapter|The GameTank Store]].+The FOMA debug cable (unofficial name) is a modified version of a regular FOMA cable that allows special access to most [[phones:docomo|Docomo]] phones and some [[phones:softbank|SoftBank]] phones. It is required hardware for most phones that use [[template:ktdumper]].
  
-===== Compatible Cables/Adapters =====+This cable modification can be performed at home with a soldering iron. It is also available for purchase at [[https://swag.gametank.zone/products/foma-debug-adapter|The GameTank Store]]. 
 + 
 +==== Compatible Cables/Adapters ====
   * [[https://item.rakuten.co.jp/jetprice/s53466/?rafcid=wsc_i_is_1068667045845893196|Elecom microB-FOMA adapter]]   * [[https://item.rakuten.co.jp/jetprice/s53466/?rafcid=wsc_i_is_1068667045845893196|Elecom microB-FOMA adapter]]
   * [[https://www.amazon.co.jp/DOCOMO-Connection-AMD59016-Charging-Function/dp/B001AK1OWC|NTT DOCOMO FOMA USB Connection Cable 02]]   * [[https://www.amazon.co.jp/DOCOMO-Connection-AMD59016-Charging-Function/dp/B001AK1OWC|NTT DOCOMO FOMA USB Connection Cable 02]]
  
-===== Modification =====+==== Modification ====
 Connect USB power (pin 4) to FOMA power (pin 5), and connect USB ground (pin 1) to FOMA ground (pin 10) as well as pins 8 and 9. Pins 2 and 3 are standalone and are just used for USB data. For some cables such as the “02 Connection Cable” or Elecom FOMA adapter, you only need to solder 8, 9, and 10 pins. Connect USB power (pin 4) to FOMA power (pin 5), and connect USB ground (pin 1) to FOMA ground (pin 10) as well as pins 8 and 9. Pins 2 and 3 are standalone and are just used for USB data. For some cables such as the “02 Connection Cable” or Elecom FOMA adapter, you only need to solder 8, 9, and 10 pins.
  
-===== Note for SO905i =====+==== Note for SO905i ====
 For the [[phones:docomo:sonyericcson|Sony Ericcson]] SO905i specifically, you must use a variation on the modification where you bridge pins 8 and 10 WITHOUT pin 9. Otherwise, the phone will not enter the proper mode for use with ktdumper. For the [[phones:docomo:sonyericcson|Sony Ericcson]] SO905i specifically, you must use a variation on the modification where you bridge pins 8 and 10 WITHOUT pin 9. Otherwise, the phone will not enter the proper mode for use with ktdumper.