R.V.R. Elettronica PTX-LCD User manual

Manufactured by Italy
User Manual
Volume 1
PTX - LCD
8 bit Version

PTX-LCD - User Manual
Version 2.3
© Copyright 1 8 - 2007
R.V.R. Elettronica SpA
Via del Fonditore 2/2c - 40138 - Bologna (Italia)
Telephone: [phone]
Fax: [phone]
Email: [e-mail]
Web: www.rvr.it
All rights reserved
Printed and bound in Italy. No part of this manual may be reproduced,
memorized or transmitted in any form or by any means, electronic or
mechanic, including photocopying, recording or by any information
storage and retrieval system, without written permission of the copyright
owner.
Name File: capitoli_en.p65
Version: 2.3
Date: 18/07/2007
5 H YLV LR Q + LVWR U\

Date Version Reason Editor
20/03/01 2.0 N ew Version D . C anazza
23/11/01 2.1 AUDINP-DIG Upgrade J. Berti
11/07/01 2.2 TR D S P Upgrade J. Berti
18/07/07 2.3
Description upgrade of the jum per on panel card.
T R D S P re m o v a l fro m 8 b it v e rs io n . S o ftw a re m e n u
upgrade.
J. Berti
Notification of intended purpose and limitations of product use
This product is a FM transmitter intended for FM audio broadcasting. It utilises
operating frequencies not harmonised in the intended countries of use.
The user must obtain a license before using the product in intended country of
use. Ensure respective country licensing requirements are complied with.
Limitations of use can apply in respect of operating freuency transmitter power
and/or channel spacing.
Declaration of Conformity
Hereby R.V.R. Elettronica SpA declares that this FM transmitter is in
compliance with the essential requirements and other relevant provisions of
Directive 1999/5/EC.

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Table of Contents
1. Preliminary Instructions 1
2. Warranty 3
3. First Aid 5
3.1 Treatment of electrical shocks 5
3.2 Treatment of electrical Burns 6
4. General Description 7
5. uick Guide 9
5.1 Using the encoder 9
5.2 Preparation 1
5.3 Operation 11
5.4 Calibration 12
6 External Description 15
6.1 Front Panel 15
6.2 Rear Panel 16
6.3 Rear Panel - AUDINP-DIG option 17
6.4 Connectors description 18
7. Operating System 21
7.1 Start-up 21
7.2 Operating System 22
8. Technical Specifications 37
8.1 Mechanical Specifications 37
8.2 Electric Specifications 37
9. Factory Settings 41
10. Identification and access to the modules 43
1 .1 Modules identification 43
1 .2 Access to the modules 44
11. Working principles 45
11.1 Power supply 46
11.2 Audio motherboard 47
11.3 Audio Input 48
11.4 Coder 49
11.5 PLL/Driver card & VCO Card 51
11.6 Power amplifier 52
11.7 Panel Board 53
11.8 CPU card 54
11.9 Telemetry board (optional) 55
11.1 AUDINP-DIG board (option) 56
Appendix:
Component layouts, schematics, bills of material

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1. Preliminary Instructions
This manual is designed to provide a general guide to skilled and qualified
personnel, who are aware of the dangers that may arise when handling electric
and electronic circuits.
It does not aim to provide a complete description of all the safety precautions that
must be observed by people who use this or similar equipment.
The installation, operation, maintenance and use of this piece of equipment involve
risks both for people and the equipment itself, which must be handled only by
experienced technicians.
R.V.R. Elettronica SpA does not assume responsibility for injuries to persons or
damage to items caused by improper use or incorrect usage procedures, whether
the users are experienced or not.
sers should observe local regulations and fire-prevention rules while installing
and using this equipment.
WARNING: always disconnect the power before opening covers or removing any
part of the equipment.
Take appropriate earthing measures to discharge the condensers and high voltage
points before doing any maintenance work.
WARNING: this equipment may radiate radio-frequency energy, and if it is not
installed according to the instructions, may cause troublesome interference to
radio communications.
Operating this equipment in a residential environment may give rise to radio
disturbance; if so, the user may be asked to take appropriate counter measures.
R.V.R. Elettronica SpA reserves the right to make modifications to the design
and technical specifications of the equipment, and to update this manual without
notice.

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2. Warranty
The guarantee, which is for 24 (twentyfour) months, is valid for any R.V.R. Elettronica
product.
On components such as tubes for final amplifiers, the manufacturers guarantee
applies.
R.V.R. Elettronica extends all transferable original guarantees to its own products.
To ensure that servicing is carried out properly and as fast as possible, the work
shall be handled by R.V.R. Elettronica; any claims should be sent directly to R.V.R.
Elettronica, in accordance with the defined procedures.
The warranty does not include:
1 damage while the equipment is being shipped to R.V.R. for repairs;
2 any unauthorized modification or repair;
3 accidental damage, or damage not due to defects in the equipment;
4 nominal damage not accidental;
5 shipping the equipment and insuring it, and replacement of parts or units.
Any damage to the equipment caused during shipment must be reported to the
transporters and notified in writing on the forwarding receipt.
Any difference or damage discovered after delivery must be reported to R.V.R.
Elettronica within 5 (five) days from the delivery date.
To take advantage of the guarantee, adopt the following procedure:
1 Contact the retailer or dealer where you bought the equipment; describe the
problem or fault to check if there is a simple solution.
Retailers and Distributors can provide full information on the problems that
occur most frequently; they can normally repair the equipment much faster
than the manufacturer
2 If your dealer cannot help you, contact R.V.R. Elettronica and describe the
problem to them; if necessary, you will be sent authorization with the necessary
instructions;
3 When you have received authorisation, return the equipment carriage paid to
the address specified.
Pack it carefully, if possible in the original packing, and seal the package.
Do not return the machine without prior authorization, otherwise it may be returned
to you
4 Quote the machines type, model and serial number; attach a written technical
diagnosis listing all the problems and faults encountered, and enclose a copy
of the invoice.

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Replacement of parts under guarantee or spare parts can be ordered from the
following address:
R.V.R. Elettronica SpA
Via del Fonditore, 2/2c
40138 BOLOGNA
ITALY
Tel. [phone]
quoting type, model and serial number of the device.

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3. First Aid
Personnel involved in the installation, use, and maintenance of the equipment
must be familiar with the theory and practice of first aid.
3.1 Treating electric shocks
3.1.1 If the victim is inconscious
Follow the first aid principles described below.
 Lay the victim down on his back on a rigid surface
 Free the respiratory tracts by raising the neck and pushing the forehead back
(Figure 1).
 If necessary, check the breathing of the victim opening his mouth.
 If the victim is not breathing, start artificial respiration immediately (Figure 2):
incline the head, close the nostrils, apply your mouth to the victims and make
four fast respirations.
Figure 1 Figure 2
 Check the heart beat (Figure 3); if there is none, start a cardiac massage
immediately (Figure 4) pressing the sternum approximately at the centre of the
chest (Figure 5).
Figure 3 Figure 4 Figure 5
 If there is just one person providing first aid, he must adopt a rhythm of 15
compressions and 2 fast respirations alternately.
 If there are two persons, the rhythm must be 1 respiration and 5 compressions
alternately

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 Do not interrupt the cardiac massage during the artificial respiration.
 Call a doctor as soon as possible
3.1.2 If the victim is conscious
Cover the victim with a blanket
Keep him calm.
Loosen the victims clothes and keep him lying down
Call a doctor as soon as possible
3.2 Treating electric burns
3.2.1 Large-scale burns and serious cuts
Cover the area concerned with a sheet or a clean cloth.
Do not break the blisters; remove any fabric and parts of clothing that may be
attached to the skin; apply a suitable ointment.
Treat the victim depending on the type of accident.
Take the victim to hospital as soon as possible.
If the arms and legs are injured, keep them raised.
If no medical help is available within an hour and the victim is conscious and has
not retched, administer a liquid solution of salt and bicarbonate of soda: 1
teaspoonful of salt to every 250ml of water.
Get the victim to slowly drink half a glass of the solution, four times, over a period
of 15 minutes.
Stop the treatment if the victim starts to retch.
Do not administer alcoholics!
3.2.2 Less serious burns
Apply cold gauze compresses (not iced) using a clean cloth (i.e. as clean as
possible).
Do not break any blisters; remove any fabric and parts of clothing that may be
attached to the skin; apply a suitable ointment.
If necessary, dress the victim in clean dry clothes.
Treat the victim depending on the type of accident.
Take the victim to hospital as soon as possible.
If the arms and legs are injured, keep them raised.