Nokia 6150 Service & Repair Hints page 20

Clock will freeze after switch on
CCONTINT short circuit / break
•
Check the CCONTINT impulse on pin 52 CCONT or pin 123 MAD (see the diagram below)
•
Check pin 52 CCONT pin 123 MAD short circuit or break
Figure 6: CCONTINT impulse
Loose of clock time after removal of battery
version 1.0 / 19.10.1999
CONFIDENTIAL
Backupbattery
keeps the clock
running for min.
10 minutes
No
Check the DC
voltage 2,8V -
3,3V on G100,
backupbattery
No
Check the
springcontacts if correct or clean
Yes
they are bent or the contacts
soiled
No
Change G100,
backupbattery
Service & Analysis Center Europe
Training Team
Page 20 of 41