User manual CITIZEN WATCH AY5XXX

[. . . ] 374 · INSTRUCTION MANUAL CTZ-B6757 Two models of this watch are available: one with depth readings indicated in metres (m), the other with readings indicated in feet (ft). Diving with this watch Diving can be a safe, enjoyable activity when diving rules are properly followed. It is always, however, accompanied by certain risks including diver's paralysis and unanticipated accidents. Before diving please obtain proper diving instruction and be sure to conduct safety checks. [. . . ] [After the battery is replaced or if the hands are in the wrong position] USE the following ALL RESET operation to adjust the position of the hands if: In the Time Mode The function hand A does not point to EXIT. In the Chronograph Mode The chronograph minute hand B does not point to 0. The display is abnormal in any other way. [Using ALL RESET and Adjusting the position of the hands. ] 1. Pressing button 2 will allow the mode hand B and the function hand A to move simultaneously. Push the crown back to its original position, press down and turn it to screw lock it back to place. [When the function hand is in the wrong position] *If, when switching from the Time Mode to the Chronograph Mode, the function hand does not point to 0. In these cases, use the crown and buttons as follows to adjust the position of the hand. Unscrew the crown in the indicated direction to release it, pull it out two steps. If the hand is to the left of the 0 position, press button 2 to move it forward 2. If it is to the right of the 0 position press button 1 to move it back to the 0 position. Push the crown back to the original position then press down and turn it to screw lock it back to place. [Automatic time adjustment function] Be sure to complete the hand position adjustment within four minutes. If so, the hands will spin rapidly to display correct time when you complete the adjustment. However, take care not to turn the crown at this time as it may cause the incorrect time to be set. When pulling the crown out two steps, be sure to do so on dry land when the watch is dry. This adjustment may be performed when the function hand is within 15 units of the 0 position. Other functions [Register-ring] Use the register-ring to measure elapsed time. <Use the register-ring> Before diving, rotate the register ring to line up the mark with the minute hand. Elapsed time is then indicated by the position of the minute hand on the register-ring. Example: In the diagram at left the minute hand is 10 minutes past the mark, indicating that 10 minutes has elapsed. <NOTE> The register-ring may only be turned counterclockwise (this helps prevent unwanted movement). [No decompression limits] The range of time when it is unnecessary to stop to decompress while surfacing from a dive is determined by the depth and time of the dive. These values are referred to as "No Decompression Limits. " Use these as estimates when diving. [. . . ] When there are sudden temperature changes such as entering a cool building from the hot out of doors, or jumping into pool on a hot day the watch may fog. Conversely, if you go to the cold outdoors from a warm building, fogging may occur. As long as the fogging clears in a short period of time, there is no need for concern. Be sure the crown is completely pushed in prior to any contact with moisture. [. . . ]