ICOM A introduction ICOM A is a basic component. Phisically, on one hand, it supplies the interface that connects with car OBD II diagnosing interface; on the other hand, it can supply the interface that is self-adaptable intergrated into garage.As protocal converter, it is responsible for testing and data exchange in different controling units, as well as signal processing through a high effective computer core. Electrical power pressure is supplied by vehicle interface. The lowest power pressure of Electrical operation of ICOM A is fixed to 8V. Only it exceeds the lowest value, can a stable function be guaranteed. ICOM B introduction ICOM B is the external MOST interface of ICOM A, and it conect with ICOM A by a usual USB or that within supplying. Power is supplied by USB through ICOM A. Only when the power supplied to ICOM A lower to 8V, can electrical running of ICOM B be ready to conect with standard. ICOM C introduction ICOM C in an intelligent interface convertor, which makes OBD II compatible with BMW round plug. As a lenghened auxiliary module, it makes ICOM A conects with non-OBD II vehicle module. Power is supplied by round plug through KL30. The lowest pressure of ICOM C electrical running regulated to 8v. electrical pressure on KL30 is conveyed to OBD II through internal equipment, and then to ICOM A. Only when vehicle battery voltage ICOM C exceeds to the lowest limitation, can it guarantee the stable interactivity of the two equipments. ISID-pc function description With the constantly increased car models and update, as well as its more and more complex functions, new requirements are in need for BMW after-sales service. The third generation of BMW workshop information system ISTA and its programming system ISTA/P can meet these requirements by new ways. Integrated service information display (ISID) is a garage operating device that is strong in function. It has the function of car diagnosing, programming, trouble guidance and maintanance information research, and so on. Product List 1. ICOM A 2. ICOM B 3. ICOM C 4. Lan canble (5m) 5. extended cable for ICOM A 6. usb cable After Service 1. one year guarrantee 2. update by CD, in the first year it is free 3. buyer afford the shipping cost