| 摘要 |
Balanced, quadribalanced, enhanced quadribalanced or unidirectional segmented digital time display systems are modified by inclusion of enhanced prompts which readily distinguish such real time displays and which comprise the letters AL, dA, and each of M, D and Y in pairs, to symbolize that the displays are in modes for setting or resetting an alarm time or calendar values such as the current day name and the current month, day or year dates.
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