Joule 2.0 User Guide page 11
Chapter 1: Starting Out
Mini-USB
port
Installing MicroSD Card
Joule 2.0 provides 4 MB of onboard memory for storing activities, history and workouts. Activity
fi le size increases with ride time but a one hour ride is approximately 150 KB, history fi les are
always 1 KB (1,000 history fi les = 1 MB) and workout fi les also increase with workout size but a
workout containing 500 segments will be approximately 50 KB. A microSD card slot is available
under the battery for additional memory. Once a microSD card is installed, all fi les are stored on
the card. For more information see Data Management section on page 16.
MicroSD
card
holder
1. Remove the four screws attaching battery cover to Joule 2.0.
2. Remove battery cover. Remove battery. Note: disconnecting the battery is not necessary. Be careful not to
damage the o-ring
3. Slide microSD card into microSD card holder, behind battery.
4. Attach battery cover and four bolts, using screwdriver. Make sure red O-ring is clean and in place before
attaching battery cover. O-rings should be inspected and replaced if necessary whenever the battery cover is
removed. Use a light coating of grease when re-installing the battery cover on the O-rings.
Red O-ring
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