5 star quality on these downloadable manuals. Easy to read and all the information is there. A must when doing a custom install or needing to service your precious old school electronics.
very helpful, the information in these manuels are very detailed
Text excerpt from page 2 (click to view)
2315-2
DUAL TIME MODE
Hour
Minutes
Hour Seconds Minutes
To set the Dual Time
1. Hold down A until the ADJ indicator starts to flash, followed by flashing of the hour digits. 2. Press B to increase the hour digits. Holding down B changes the digits at high speed. 3. Press A to move the selection to the minutes digits. 4. Press B to increase the minutes digits. Holding down B changes the digits at high speed. 5. Press A to complete the procedure. � If you do not operate any button for a few minutes while a selection is flashing, the flashing stops and the watch goes back to the Dual Time Mode automatically. � The format (12-hour and 24-hour) of the Dual Time Mode matches the format you select for normal timekeeping. � In the Dual Time Mode, the seconds count is synchronized with the seconds count of the Timekeeping Mode.
