Suunto T3C User Manual page 24

You can also define a warm-up period for yourself. This can be used with or without
intervals turned on.
When you use the intervals and warm-up, the log recorder view option in
mode becomes a countdown timer. Use this view to follow how much time is remaining
for your current interval. Once you have started the training session, the countdown
timer resets itself as each interval passes.
When you are training with intervals,
time to tell you which interval you are on. The lap indicator on the screen tell you how
many intervals in total you have done, for example, int1 (lap1), int2 (lap2), int1 (lap3),
int2 (lap4) and so on.
Setting Value
int1 on / off
int1 0'00
int2 on / off
int2 0'00
warm on / off
warm 0'00
To change interval and warm-up periods settings:
1. In mode, enter the menu (
TRAINING
.
INTERVAL
, or
INT1 INT2 WARM
Description
Interval 1: on or off
Interval 1 duration: minutes and seconds
Interval 2: on or off
Interval 2 duration: minutes and seconds
Warm up: on or off
Warm up duration: minutes and seconds
) and scroll with [Lap +] until you reach
SET
TRAINING
is shown before the countdown
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