Contact Service-Ccont Interface Fail - Nokia 3210 Service & Repair Manual

Contact Service-CCONT interface fail

Check via WINTESLA / Testing / Selftest
CCONT interface failed
Check if PWRON 3,2V
drops to 0V on R413 during
pressing the power button
Check the 32.768KHz
square wave on C149
Check if PURX goes up to
2,8V DC on R303
Check if VCXOPWR goes
up to 2,8V DCon J340
Check if VXO goes up to
2,8V DC on C102
Check if RFC 13MHz at
C301 (2,8Vpp)
Check if VBB goes
up to 2,8V DC on C117
Check if VREF goes up to
1,5V DC on C123
version 1.0 / 05.11.1999
CONFIDENTIAL
Contact Service
which kind of selftest is fail
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
No
Check soldering or change
R413, S416
Change or check soldering
of B100, C147, C148, C153,
N100
Change CCONT
swap the phone because
MAD or PCB should be the
reason
change CCONT
Change or check soldering
of G701, V702...
change CCONT
change CCONT
Service & Analysis Center Europe
Training Team
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