Function Check - Seiko 6T63A Technical Manual

TECHNICAL GUIDE
● Function check
Operation
Pull out the crown
to the 2nd c lic k
and push it back
in to the normal
position. Repeat
the same several
times.
P u l l o u t t h e
crown to the 1st
click, then turn it
clockwise.
Pull out the crown
to the 2nd click,
then turn it.
Press but ton A
to start the stop-
A
watch.
Press but ton A
again to stop the
B
stopwatch.
Press but ton B
to reset the stop-
watch.
A A
Start Stop
Function
Setting mechanism
- s w i t c h i n g t h e
function of the time
setting
Calendar mechanism
- correcting the day
Setting mechanism
- hour and minute
hand setting
Hands installation
Calendar mechanism
- date change
Stopwatch
mechanism
B
Reset
16/19
Cal. 6T63A
Checkpoint
M a k e s u r e t h a t i t
has a click at each
p o s i t i o n a n d t h e
s tem is not pulled
off.
M a k e s u r e t h a t
t h e d a y c h a n g e s
smoothly.
Make sure that the
h o u r a n d m i n u t e
h a n d s m o v e
smoothly (without
touching each other
o f t o u c h i n g t h e
surface of the dial or
inside of the glass).
Make sure that the
date changes when
the hour and minute
hands pass around
midnight.
Make sure that the
Stopwatch hands
start/stop smoothly.
Make sure that the
Stopwatch hands
a r e r e s e t t o t h e
"0" position.