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1. SPECIFICATIONS: QW-2171
Battery
CR2016
Battery life
Approx. 1.5 years
Current consumption
4.705
µ
A maximum
Alarm system
Piezo plate on Back cover
Accuracy
±
15 sec./month
Accuracy setting system
Trimmer capacitor
Accuracy checking
See page 10
Functions
Item
Detail
•Shock resistant (G-SHOCK)
•Electro-luminescent backlight
Auto light switch, afterglow
•Day Countdown with 5 Memories
Automatically counts down the days from the current date to a target date.
A mark appears on the display to let you know when a target date is
reached.
• Free menos
5 independent free memos (up to 8 characters and 16 numerals)
• 1/100-second stopwatch
Measuring capacity: 23:59'59.99''
Measuring modes: Elapsed time, split time,1st-2nd place times
• Musical alarms
5 melodies (each presettable with a unique 2-part harmony) and beep
• Hourly time signal
• Auto-calender (to year 2039)
• 12/24-hour formats
• Regular timekeeping: Hour, min, sec, am/pm, month, date, day, daylight
saving on/off
CONTENTS
Page
1. SPECIFICATIONS: QW-2171 ..................................................................... 1
2. OPERATION CHART: QW-2171 ................................................................ 2
3. DRAWINGS: QW-2171
3-1. BLOCK DIAGRAMS ........................................................................... 5
3-2. CHECKING TERMINALS AND COMPONENT .................................. 7
4. EXPLODED VIEW: QW-2171 ..................................................................... 8
5. PARTS LIST: QW-2171 .............................................................................. 9
6. PRECAUTIONS FOR REPAIR: QW-2171
6-1. AC (ALL CLEAR) AND REMOVING OF MODULE ........................... 10
6-2. ACCURACY CHECKING ................................................................... 10
