QW-1647
MODULE NO.
R
REF. NO. S/M-551
APRIL 1997
DW-9000AS
SERVICE MANUAL
& PARTS LIST
(WITHOUT PRICE)
INDEX
CONTENTS
1. SPECIFICATIONS: QW-1647 ........................................................................ 1
2. OPERATION CHART: QW-1647 ................................................................... 2
3. DRAWINGS
3-1. BLOCK DIAGRAMS: QW-1647 ........................................................................
4
3-2. CHECKING TERMINALS AND COMPONENTS: QW-1647 ............................
5
4. EXPLODED VIEW: QW-1647 ........................................................................ 6
5. PARTS LIST: QW-1647 ................................................................................. 7
6. PRECAUTIONS FOR REPAIR: QW-1647
6-1. AC (ALL CLEAR) AND REMOVING OF MODULE ..........................................
8
6-2. ACCURACY CHECKING ..................................................................................
8
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Item
Detail
Battery
CR2016
Battery life
Approx. 2 years
Current consumption
1.76
µA maximum
Alarm system
Piezo plate on Back cover
Accuracy
±15 sec./month
Accuracy setting system
Trimmer capacitor
Accuracy checking
See page 8
Accuracy setting
+0.25 ~ +0.35 sec./day
Functions
· Shock resistant (G-SHOCK)
· Electro-luminescent backlight
· Auto light switch
· 1/100 sec. stopwatch
Measuring capacity: 23:59'59.99"
Measuring mode: Net time, split time, 1st-2nd place times
· Countdown alarm
Input range: 1 min. to 60 min.
Unit: 1 sec.
Auto-repeat function
· Regular timekeeping: Hr, min, sec, pm, mo, date, day
· Auto-calendar (Pre-programmed until the year 2039)
· 12/24-hour formats
· Daily alarm
· Hourly time signals
1. SPECIFICATIONS: QW-1647
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2. OPERATION CHART: QW-1647
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