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[NMP PART NO. 0275365] NHE4 SERIES CELLULAR PHONE
Copyright E 1993,1995,1998 Nokia Mobile Phones. All rights reserved
NHE4 last update: 01/98
AMENDMENT RECORD SHEET
Amendment Number Date Inserted By Comments
CONTENTS
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 15. 16. 18. 19. Introduction Technical Abstract Quick Guide Installation Instructions Service Software Instructions Service Instructions Transceiver Unit NHE4 System Module GR8 Display Modules DU8, DU9, GU3E Cigarette Lighter Charger LCH2 Desktop Chargers CHH2 and CHH8 HF Junction Box HFJ3 Compact HF Holder PHF1 Mobile Base MCH8 Handset HSU1 Digital PCMCIA Card DTP2 Accessories Service Accessories
1.
Introduction
IMPORTANT
This document is intended for use by qualified service personnel only.
Company Policy
Our policy is of continuous development; details of all technical modifications will be included with service bulletins. While every endeavour has been made to ensure the accuracy of this document, some errors may exist. If any errors are found by the reader, NOKIA MOBILE PHONES Ltd should be notified in writing. Please state: Title of the Document + Issue Number/Date of publication Latest Amendment Number (if applicable) Page(s) and/or Figure(s) in error Please send to: Nokia Mobile Phones Ltd PAMS Technical Documentation PO Box 86 24101 SALO Finland
Warnings and Cautions
Please refer to the phone's user guide for instructions relating to operation, care and maintenance including important safety information. Note also the following:
Warnings:
1. CARE MUST BE TAKEN ON INSTALLATION IN VEHICLES FITTED WITH ELECTRONIC ENGINE MANAGEMENT SYSTEMS AND ANTISKID 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. THE HANDPORTABLE TELEPHONE MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES EG PETROL STATIONS (SERVICE STATIONS), BLASTING AREAS ETC. OPERATION OF ANY RADIO TRANSMITTING EQUIPMENT, INCLUDING CELLULAR TELEPHONES, MAY INTERFERE WITH THE FUNCTIONALITY OF INADEQUATELY PROTECTED 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.
2.
3.
Cautions:
1. 2. 3. 4. 5. Servicing and alignment must be undertaken by qualified personnel only. Ensure all work is carried out at an antistatic workstation and that an antistatic wrist strap is worn. Ensure solder, wire, or foreign matter does not enter the telephone as damage may result. Use only approved components as specified in the parts list. Ensure all components, modules screws and insulators are correctly refitted after servicing and alignment. Ensure all cables and wires are repositioned correctly.
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