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Optimum Time OS 7 Series User Manual

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OS Series 7.qxd 7/22/06 11:08 PM Page 1
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Optimum Time OS 7 Series Specifications

General IconGeneral
Display Size38 mm
Display TypeLCD
Water Resistance5 ATM
Battery TypeCR2032
Strap MaterialSilicone
DisplayDigital
FunctionsTime, date, countdown timer
CompatibilityNot applicable

Summary

Product Features Overview

Clock Functions

Basic time and date functions including auto calendar (2005-2099).

One Daily Alarm

Set a wake-up call; view real time in alarm mode.

Sailing Timer

Operates in 'Count-Down then Up' or 'Count Down Repeat' modes with sync.

Low Battery Detection

Monitors battery level, indicating low battery with an icon.

Backlight Functionality

Activates backlight for 3 seconds upon button press.

Auto Return Feature

Auto returns to real-time clock after 1 minute of inactivity.

LCD Display and Key Buttons

Key Button Operations

Details on MODE, CLEAR, START/STOP, SYNC, and PROG buttons for various operations and settings.

Operation Mode Descriptions

Time Mode Settings

Instructions for setting seconds, hours, minutes, year, month, date, and beep on/off.

Alarm Mode Configuration

How to set and manage the daily alarm, including enabling/disabling and sound.

Sailing Timer Mode Setup

Selecting timer modes (Count-Up, Count-Down then Up, Count-Down Repeat) and pre-programmed sequences.

Timer Functionality and Signals

Countdown and Count-Up Timer

Using the timer for countdown, count-up, and countdown repeat modes with programmable values.

Synchronize Feature

Using the SYNC button to adjust countdown timing to match official signals.

Timer Audible Signals

Understanding audible signals for minutes and warnings, and how to enable/disable them.

Battery Management

Low Battery Indicator

Location and meaning of the low battery indicator on the display.

Battery Replacement Procedure

Step-by-step guide to changing the CR2032 battery, including precautions.

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