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CONTENTS
1. SPECIFICATIONS : QW-2285 / 2286
1. SPECIFICATIONS • • • • • • • • • • • • • • • • • • • • • • • • • • 1
2. OPERATION CHART • • • • • • • • • • • • • • • • • • • • • • • • 2
3. DRAWINGS • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 6
3-1. BLOCK DIAGRAM • • • • • • • • • • • • • • • • • • • • • • • • 6
3-2. CHECKING TERMINALS AND COMPONENTS • • • • 7
4. EXPLODED VIEW • • • • • • • • • • • • • • • • • • • • • • • • • • 8
5. PARTS LIST • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 9
6. PRECAUTIONS FOR REPAIR • • • • • • • • • • • • • • • • • • 10
6-1. AC (ALL CLEAR) AND REMOVING OF MODULE • • 10
6-2. ACCURACY CHECKING • • • • • • • • • • • • • • • • • • • 10
Item
Detail
Item
Detail
Battery
CR1616
Accuracy
±
15sec./month
Battery life
Approx. 24 months
Accuracy setting system Trimmer capacitor
Current consumption
1.12
µ
A maximum
Accuracy checking
See page 10
Alarm system
Piezo plate on Back cover
Accuracy setting
+0.25~+0.35sec./day
Function
QW-2285
• Shock resistant
• Electro-luminescent backlight
Afterglow
• Memory function
Memory capacity: Up to 25 sets of data, each set
including; Name (8 characters) and telephone
number (12 digits)
Other: Auto-sort
• Day Counter
Automatically counts down the days from the current
date to a target date.
Memory capacity: 5 records (12 character of text)
A mark appears on the display to let you know when
a target date is reached.
• 1/100-second stopwatch
Measuring capacity: 23:59'59.99"
Measuring modes: Elapsed time, split time,
1st-2nd place times
• Dual time
• Daily alarm
• Hourly time signal
• Auto-calendar (to year 2039)
• 12/24-hour formats
• Regular timekeeping: Hour, minutes, seconds,
am/pm, month, date, day, daylight saving on/off
QW-2286
• Shock resistant
• Electro-luminescent backlight
Afterglow
• Memory function
Memory capacity: Up to 25 sets of data, each set
including; Name (8 characters) and telephone
number (12 digits)
Other: Auto-sort
• Day Counter
Automatically counts down the days from the current
date to a target date.
Memory capacity: 5 records (8 character of text)
A mark appears on the display to let you know when
a target date is reached.
• 1/100-second stopwatch
Measuring capacity: 23:59'59.99"
Measuring modes: Elapsed time, split time,
1st-2nd place times
• Dual time
• Daily alarms
5 independent daily alarms
• Hourly time signal
• Auto-calendar (to year 2039)
• 12/24-hour formats
• Regular timekeeping: Hour, minutes, seconds,
am/pm, month, date, day, daylight saving on/off