Nokia 3100, 3120 Service Manual

Page of 10
 RH-19/RH-50
CCS Technical Documentation
4
COMPANY CONFIDENTIAL
ISSUE 2 01/2004
Copyright © 2003, 2004 Nokia. All Rights Reserved.
Warnings and Cautions
Please refer to the product’s user guide for instructions relating 
to operation, care and maintenance including important safety 
information.  Note also the following:
Warnings:
1. IF THE DEVICE CAN BE INSTALLED IN A VEHICLE, CARE 
MUST BE TAKEN ON INSTALLATION IN VEHICLES FITTED 
WITH ELECTRONIC ENGINE MANAGEMENT SYSTEMS AND 
ANTI-SKID BRAKING SYSTEMS.  UNDER CERTAIN FAULT 
CONDITIONS, EMITTED RF ENERGY CAN AFFECT THEIR 
OPERATION.  IF NECESSARY, CONSULT THE VEHICLE 
DEALER/MANUFACTURER TO DETERMINE THE IMMUNITY 
OF VEHICLE ELECTRONIC SYSTEMS TO RF ENERGY.
2. THE product MUST NOT BE OPERATED IN AREAS LIKELY TO 
CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG 
PETROL STATIONS (SERVICE STATIONS), BLASTING 
AREAS ETC.
3. OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT, 
INCLUDING CELLULAR TELEPHONES, MAY INTERFERE 
WITH THE FUNCTIONALITY OF INADEQUATELY PRO-
TECTED MEDICAL DEVICES.  CONSULT A PHYSICIAN OR 
THE MANUFACTURER OF THE MEDICAL DEVICE IF YOU 
HAVE ANY QUESTIONS.  OTHER ELECTRONIC EQUIPMENT 
MAY ALSO BE SUBJECT TO INTERFERENCE.
Cautions:
1. Servicing and alignment must be undertaken by qualified per-
sonnel only.
2. Ensure all work is carried out at an anti-static workstation and 
that an anti-static wrist strap is worn.
3. Ensure solder, wire, or foreign matter does not enter the tele-
phone as damage may result.
4. Use only approved components as specified in the parts list.
5. Ensure all components, modules screws and insulators are cor-
rectly re-fitted after servicing and alignment.  Ensure all cables 
and wires are repositioned correctly.