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Self-winding chronographs
L678 – PHASES OF THE MOON
CHRONOGRAPH FUNCTIONS
Standard Start-Stop function
Add Rally function (partial times)
Standard Start-Stop function
Timing a single event:
Press push-piece
A
to
start
the chronograph.
Press push-piece
A
again to
stop
the chronograph.
Press push-piece
B
to return to zero.
Add Rally function (partial times)
For timing successive events but not the intervals be-
tween them. Each result will be automatically added to
the preceding one. To time different stages of a car rally,
proceed as follows:
At the start of the first stage, press push-piece
A
and the
chronograph will
start
.
At the end of the first stage, press push-piece
A
again
and the chronograph will
stop
.
Repeat for each stage of the rally. At the end of the final
stage the chronograph will show the total time taken, in
other words the accumulated time for all the stages.
Press push-piece
B
to return to zero.
* See table of lunar months on page 76
Anglais ME Longines
9.4.2010
11:17
Page 94