background image
QW-1663
MODULE NO.
R
REF. NO. S/M-561
JULY 1997
SERVICE MANUAL
& PARTS LIST
(WITHOUT PRICE)
DW-9100B
INDEX


background image
-- 1 --
Item
Detail
Battery
CR2016
Battery life
Approx. 1.5 years
Current consumption
2.78
µA maximum
Alarm system
Piezo plate on Cover/Back
Accuracy
±15 sec./month
Accuracy setting system Capacitor/Chip
Accuracy checking
See page 13
Accuracy setting
+0.25 ~ +0.35 sec./day
Functions
· Shock resistant
· Electro-luminescent backlight
· Auto light switch
· Low-temperature resistance (­20
°C/­4 °F)
· Altimeter
Measuring range: 0 m to 6,000 m (0 ft. to 19,680 ft.)
Measuring unit: 5 m (20 ft.)
Auto/Manual memory measurements (up to 50 sets of data, each set
including altitude, temperature, month, data, time)
Reference altitude setting
Altitude alarm
Altitude tendency graph
*Changeover between meters (m) and feet (ft.)
· Barometer
Measuring range: 460 hPa to 1,100 hPa (13.55 inHg to 32.45 inHg)
Display unit: 1 hPa (0.05 inHg)
Tendency graph of atmospheric pressure
*Changeover between hPa and inHg
· Thermometer
Measuring range: ­20
°C to 60 °C (­4 °F to 140 °F)
Display unit: 0.1
°C (0.2 °F)
*Changeover between Celsius (
°C) and Fahrenheit (°F)
· 1/100 sec. stopwatch
Measuring capacity: 23:59'59.99"
Measuring mode: Net time, split time, 1st-2nd place times
· Daily alarm
· Hourly time signals
· Regular time keeping: Hr, min, sec, am/pm, year, month, date, day
· Auto-calendar (pre-programmed to the year 2039)
· 12/24-hour formats
1. SPECIFICATIONS: QW-1663
CONTENTS
1. SPECIFICATIONS: QW-1663 ........................................................................ 1
2. OPERATION CHART: QW-1663 ................................................................... 2
3. DRAWINGS
3-1. BLOCK DIAGRAMS: QW-1663 ........................................................................
9
3-2. CHECKING TERMINALS AND COMPONENTS: QW-1663 ..........................
10
3-3. A1 ~ A4 PADS .................................................................................................
10
4. EXPLODED VIEW: QW-1663 ...................................................................... 11
5. PARTS LIST: QW-1663 ............................................................................... 12
6. PRECAUTIONS FOR REPAIR: QW-1663
6-1. AC (ALL CLEAR) AND REMOVING OF MODULE ........................................
13
6-2. ACCURACY CHECKING ................................................................................
13


background image
-- 2 --
2. OPERATION CHART: QW-1663


background image
-- 3 --


background image
-- 4 --