User Guide

PAMS
Technical Documentation
RAE-3
8. Troubleshooting
Page 8 – 23
Issue 1 06/01
4. Check the backup battery connector X102 visually.
5. Measure voltage at terminal 1 of X102.
It must be 2.82 V to 3.3V.
–> if NOT OK, then N101 is faulty.
6. Insert the backup battery in the connector, make sure that the contact is
good.
7. Measure voltage at terminal 2 of X102.
It must be 1.8 V to 3.3V. This voltage increases because of charging if the
battery is not fully charged.
8. Read the backup battery with WinTesla.
–> if not OK then N100 is faulty.
9. Ensure that the RTC running time is set to 10 hours setting.
When the service battery BBL-3B is used, this is set automatically. (See Gen-
eral Guidelines)