Product Summary

The Allion AJSC-1 is a SCDC/EDID Controller that was designed for the latest HDMI 2.0/1.4 source/sink compliance electrical testing. It is used for HDMI source/sink device testing with thean aim of controlling and emulating HDMI 2.0/1.4 EDID, SCDC signals. As the AJSC-1 is compatible with test equipment from Tektronix and Keysight, it is truly an adaptable and multi-functional test device.

This test fixture can be managed through a serial interface using a terminal emulator software such as Tera Term. Windows-based GUI software is also available (see screenshot below).


It applies to all the HDMI products (Source/Sink).


  • Dimension: 82mm(W) X 29mm(H) X 81mm(D) (Case Only)
  • Weight: 120 g (AJSC-1 Only)
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  • Key Feature

  • Two control modes: Master Mode/ Slave Mode (Sink and Source, please see the figure below):1. HPD and +5V Power input/output can automatically switch according to different modes
    2. This test fixture also has HPD and +5V Power control functionsality