Nokia 6150 Service & Repair Hints

CONFIDENTIAL
Service & Analysis Center Europe
Training Team
version 1.0 / 19.10.1999 Page 14 of 41
C131 10μF/10V
• Check that the handset work with 3V SIM-cards
• Check that the 5V voltage over the capacitor C131 are around 4,8V-5,2V with
maximal 350mVpp noise overlap (look to the diagram below)
Figure 5: maximal noise on C131
Switch it self off- contact service on the display
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

Nokia 6150 Specifications

General

Network	GSM 900 / 1800
Display Type	Monochrome graphic
Resolution	5 lines
Phonebook	Yes
SIM	Mini-SIM
Announced	1998
Status	Discontinued
GPRS	No
EDGE	No
Memory Card slot	No
Call records	10 dialed, 10 received, 10 missed calls
Loudspeaker	No
3.5mm jack	No
WLAN	No
Bluetooth	No
GPS	No
Radio	No
USB	No
Messaging	SMS
Browser	No
Clock	Yes
Alarm	Yes
Games	Yes
Java	No
Predictive text input	Yes
SMS to many	Yes
Calculator	Yes
Battery	Removable NiMH battery
Alert types	Monophonic ringtones
Colors	Blue
Dimensions	129 x 47 x 28 mm, 145 cc