Citizen C020 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 C020 Specifications

General

Brand	Citizen
Model	C020
Category	Watch
Language	English

Summary

Use of This Watch

Notes on Use

Details on using the dive meter, water resistance, and environmental limitations.

Notes on Diving

Pre-dive checks, crown security, crystal condition, and band integrity for accurate depth measurement.

Notes on Safety

Safety precautions, fail-safe operation, low power cell indicator, and limitations as a primary dive instrument.

Setting the Time

Using the Digital Display

How to Set the Time, Calendar and Alarm

Stopwatch Use Method

Changeover Between Time Display and Dive Meter Systems

Changing Over to the Dive Meter System

Maximum Depth Memory

Depth Alarm

Dive Time Memory

Dive Time Alarm

Depth Meter

Dive Time Reading

Explanation of the Dive Meter System

How to Read the Non-Decompression Limit Values

Specifications

Precautions About Care and Handling of Watches