Nokia 3210 Service & Repair Manual

CONFIDENTIAL
Service & Analysis Center Europe
Training Team
version 1.0 / 05.11.1999 Page 33 of 37
Figure 10:RX-Control Signal
Call breaks / No service
G701 13MHz Oscillator out of range or high spurious emission
• Set the handset to call mode, check if some phase and frequency errors appear special in GSM 1800 band
The deviations will be higher the higher the traffic channel is!
• Change the G701 13MHz Oscillator
COBBA N200 broken solder balls
• Check VBB 2,8V DC on C117 near to CCONT
• Check VCOBBA 2,8V DC C148 near to COBBA
• Check COBBACKL 13MHz 3,2Vpp on J 201 (see the diagram in chapter "COBBA contact service" )
• Check the module in call modus with a simulator.
• Knock very careful with something no metalled around the COBBA
• Check if some errors appear on the tester (phase /frequency / RX-Quality/TX-Power level)
• Check the COBBA IC with a microscope, the first broken balls are normal on the corners from circuit.
• Change the circuit with a μBGA solder machine

Nokia 3210 Specifications

General

Release Year	1999
Dimensions	123.8 x 50.5 x 16.7 mm (4.87 x 1.99 x 0.66 in)
Display Type	Monochrome graphic
Display Size	5 lines
Stand-by Time	Up to 260 h
Talk Time	Up to 4 h 30 min
Network Technology	GSM
2G bands	GSM 900 / 1800
Announced	1999
Status	Discontinued
SIM	Mini-SIM
Resolution	84 x 48 pixels
Memory Card slot	No
Call records	10 dialed, 10 received, 10 missed calls
Alert types	Vibration; Monophonic ringtones
Loudspeaker	No
3.5mm jack	No
Messaging	SMS
Radio	No
Clock	Yes
Alarm	Yes
Java	No
Battery Type	Removable Li-Ion 1250 mAh battery
Games	Memory, Snake
Weight	151 g