Citizen C023 User Manual

Setting Instructions for Movement Calibers
C020, C021, C023, C026, C027, C029
Contents
1. OUTLINE
2. USE OF THIS WATCH
3. NOMENCLATURE AND IDENTIFICATION OF WATCH COMPONENTS
4. SETTING THE ANALOG TIME
5. SETTING THE DIGITAL TIME
a. Time Display System
b. Time, Calendar and Alarm Setting
6. STOPWATCH USE
7. CHANGE OVER BETWEEN THE TIME DISPLAY AND DIVE SYSTEMS
8. CHANGING OVER TO THE DIVE METER SYSTEM
9. EXPLANATION OF THE DIVE METER SYSTEM
10. HOURLY CHIME/ALARM MONITOR
11. POWER CELL LIFE INDICATOR
12. USE OF THE REGISTER RING
13. HOW TO READ THE NON DECOMPRESSION LIMIT VALUES
14. SPECIFICATIONS
15. HOW TO CARE FOR YOUR WATCH.

Citizen C023 Specifications

General

Brand	Citizen
Model	C023
Category	Watch
Movement	Quartz
Case Material	Stainless Steel
Dial Color	Black
Band Material	Leather

Summary

Outline

Use of This Watch

Nomenclature and Identification of Watch Parts

Setting the Analog Time

Setting Analog Time

Instructions for setting the analog time using the watch crown.

Using the Digital Display

Digital Time Display System

Explains how to change to the digital time display.

Setting Time, Calendar, and Alarm

Guides on setting time, calendar, and alarm for the digital display.

Stopwatch Use Method

Changeover Between Time and Dive Meter Systems

Changing Over to the Dive Meter System

Explanation of the Dive Meter System

Hourly Chime/Alarm Monitor

Power Cell Life Indicator

Use of the Register Ring

How to Read Non-Decompression Limit Values

Specifications

Precautions About Care and Handling of Watches