Before a new or used bicycle is sold, the new user should perform a factory reset of the TCU display, to reset the
peak power and support mode settings.
7.7
+
4
10
SEC
To perform a factory reset (Fig. 7.7).
A: Long-press (hold) the Mode button. (1)
B: Press and release the Power button (2) (continue pressing the Mode button 1). LEDs will light up (3).
C: Continue to long-press the Mode button for 10 seconds (4), until the LEDs turn off (5) and turn back on (6).
D: Release the Mode button (7).
Factory reset is complete.
The TCU coin cell battery is located behind the rubber seal on the front of the TCU. To access the battery
compartment you will need to remove the TCU from the bicycle (Fig. 7.8 A).
To replace the CR 1620 coin cell battery, use plastic tweezers to pull the battery out. When installing a new battery,
make sure it is fully inserted (Fig. 7.8 B).
7.8
A
INFO: The Micro-USB port below the battery port is for Authorized Specialized Retailer and
Specialized Service Center diagnostic use only. Please ensure the USB rubber seal is always
correctly pressed in and firmly closed.
WARNING: Do not use metallic tweezers to re-insert the battery as this will lead to the battery
short circuiting.
7.9. FACTORY RESET
1
3
7.10. CHANGING THE INTERNAL TCU BATTERY
1
2
5
B
7
6
-
+
14