SERVICE GUIDE CAL. S651A
1. SPECIFICATIONS
S651A
Movement
Item
Cal. No.
(x 1.0)
ø27.9 mm
27.5 mm between 3 o’clock and 9 o’clock sides
27.7 mm between 6 o’clock and 12 o’clock sides
Movement size
Outside diameter
—
Casing diameter
Height
5.9 mm (6.0 mm including the battery portion)
Nematic Liquid Crystal, FEM (Field Effect Mode)
Display medium
Multiplex driving system
Driving system
Calendar display
• Month, date and day; full auto calendar (from January 1995 to
December 2044)
Time display
• Hours, minutes and seconds
Stopwatch display (Up to 10 hours in 1/100 second increments)
Memory recall display
• Lap time memory (Up to 8 lap times)
Timer display (Countdown timer in one second decrements)
• Adjustable timer (Up to 9 hours 59 minutes in one minute
increments)
• Preset timer (Selection of the preset time: 3, 5, 10 and 15 minutes)
Alarm display
• Daily alarm
Display system
Additional mechanism
Electroluminescent panel
Confirmation sound for button operation
Battery life indicator
Sound demonstration
Auto illumination and auto signal function
Loss/gain
Monthly rate at normal temperature range: less than 20 seconds
Regulation system
Nil
Measuring gate by quartz tester
Any gate can be used.
Battery
SEIKO CR2025, Sony CR2025, Matsushita CR2025, Maxell CR2025,
Eveready ECR2025
Battery life is approximately 2 years.
Voltage : 3.0 V
2. VALUE CHECKING
• Current consumption: less than 5.5
µ
A
