Maintenance
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29
7.15 Change the internal battery in control unit CU27–C
The alarm text Internal battery error is shown in NaviPad when it is time to change the battery. Expected life
time of battery is 5 years.
Caution
ESD protection; i.e. an earthed wristband must be used!
Note:
Note the cable connectors positions before disconnecting them.
Disconnect all the wired cable connectors (1) from control unit CU27–C. Push CU27–C slightly in the direction of the ar-
row (2), lift the opposite side up (3), figure 11.
Fig. 11
Release each of the 6 locking clips (1), figure 12 to open CU27–C.
Replacement battery is of type CR2032, observe the correct polarity.
Fig. 12
214959 | A004
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