Nokia 3210 Repair Manual page 9

Customer Care Europe & Africa

Technical Services Training Group

PHONE DOES NOT SWITCH ON

Check if track (R132 to L102), located at C110, is printed as upper layer and if this line is 0 Ohm. Also place an isolation label on

this track (see pictures) to protect it for short cuts to D-Cover. This is necessary in IMEI number range below 448896/20/485419/5

and 448896/10/205064/9 (Service Bulletin 011).

L102 SOLDERING PROBLEMS

Check soldering of L102 – In some cases the soldering of the coil can be broken on both sides – change if necessary.

Note the different (approved) versions of L102.

KEYPAD PROBLEMS

High key press force (eg. Navikey,2,5,8,0)

These problems occure due to process change at PCB vendor.

IMEI range:

First 448903/10/729000/0

Last 449142/10/432508/8

The PCB´s can be identified by a double arrow symbol on the keypad of the PCB. In this case a new modified keydome sheet is

available to solve this problem.

(Service Bulletin 028 & 032)

PCN PA BUFFER CHANGE

The PCN PA buffer amplifier (N502) is changed from NEC (µpc2771) to RFMD (RF2367) version –

changes apply to HW versions 5.xx. Also the attenuator between the buffer and the PA (R513, R514, R515) is changed from 2dB

to 7dB to compensate the higher saturated power from the RFMD buffer (relative to the NEC buffer

CONFIDENTIAL

NSE-8/9

Date: 05.09.2001

The first (oldest version with soldering problem)

The new versions for better reliability below.

Checked by:

CC Training Group

9 (48)

Repairhints

Version 5.0 Approved

)

Approved by:

Technical Services