The Phone Hangs Up After Insert The Pin-Code - Nokia 6150 Service & Repair Hints

The phone hangs up after insert the PIN-code

Phone SW hangs up after entering the PIN code
check the
amplitude of the
32,768 KHz clock
/ 2,8Vpp on pin
124 of D200, MAD
check the
amplitude of the
13MHz clock on
pin 93 of D200,
check VBB 2,8V
DC on pin 59 of
N100, CCONT
check solder of
MAD or
change if
neccessary
D200 MAD faulty / poor soldering
•
Check the amplitude of the 32,768KHz square wave on pin 124 (comes from CCONT pin 48)
•
Check the amplitude of the 13MHz clock frequency pin 93 (from G650)
•
Check VBB 2,8V DC
•
Resolder MAD
•
Internal error of MAD
version 1.0 / 19.10.1999
CONFIDENTIAL
Yes
resolder CCONT
No or change if
solderings are Ok.
Ok
check G650,
No change if
neccessary
MAD
Ok
check C140,
No change if
neccessary
Ok
Service & Analysis Center Europe
check solder of
CCONT or
No
change if
neccessary
Training Team
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