Philips L9.1A, Руководство по обслуживанию

Страница: 104 / 113

Published by RB 0069 Service PaCE Printed in the Netherlands Subject to modification
5
3122 785 40240
©
Copyright 2000 Philips Consumer Electronics B.V. Eindhoven, The Netherlands.
All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronic, mechanical,
photocopying, or otherwise without the prior permission of Philips.
Colour Television Chassis
L9.1A
AA 00.02
5
5 5
5
In the 21PT3942 and the two new 21” sets, 21PT3956 & 21PT3962,
the mono-carrier PCB-layout L9.1A is introduced to increase the
audio power.
Entering the SDM has changed. By connecting pin 20 to ground at
cold start.
Entering the SAM has changed. Shorting pin M28 and M29 is no
longer valid.
For the 21PT3942 one new panel is added:
•
Side AV panel & Headphone (E1)
For the 21PT3956 & 21PT3962 two new panels are added:
•
Side AV panel & Headphone (E1)
• Top Control RF (T)
For reference see Service Manual L9.2A - 4822 727 21704.
In the new 34” sets, 34PT4873 & 34PT4822, two new panels are
introduced:
•
Side AV panel & Headphone (E1)
• Top Control FSQ (T1)
For reference see Service Manual L9.1A - 4822 727 21705.