scope:

This standard applies to clocks for automobiles that indicate the time with a series of numbers (or graphics) on the liquid crystal (hereinafter called "LCD type") and the fluorescent character display tube (hereinafter called "VFD Type") based on the oscillation frequency of the quartz oscillator (or similar oscillating element) as well as those which show the time by the position of pointers.

This standard also applies to clocks with other special additional functions [Ex) temperature indication, antitheft display] or those inserted to a specific part.

PURPOSE

This standard aims at specifying the requirements, test conditions and test methods of the clock installed to vehicles manufactured by GMDAT.