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The document was usefull, and it was exactly what I was looking for.
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OK?..manual is complet and helpfull... for repairing such a old and rare boombox like JVC PCM it is necessary...
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Super Anleitung. Ordentliche Auflösung. Das ganze noch in Deutsch wäre zu schön. Alle Datenblätter sind sauber Kopiert und alle Leitungswege sind sauber ausgeführt
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Thanks God for the internet and thanks for the service like this - proffessional solution on time.
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About the service it's very fast and reliable. About the manual the quality is high enough to read even the tiniest details on the wiring diagrams so you can't ask much more than that, let it alone for a manual of a product from 20 years ago. Thank you, very satisfied.
AV-29L81B
DISASSEMBLY PROCEDURE [AV-29L81B-BK]
REMOVING THE REAR COVER
1. Unplug the AC power cord. 2. Remove the 16 screws marked � as shown in Fig. 2. 3. Withdraw the Rear cover toward you. [CAUTION] When reinstalling the rear cover, carefully push it inward after inserting the Main PWB into the rear cover groove.
CHECKING THE MAIN PW BOARD
1. To check the back side of the Main PWB. 1) Pull out the chassis. (Refer to REMOVING THE CHASSIS). 2) Erect the chassis vertically so that you can easily check the back side of the Main PWB. [CAUTION] When erecting the chassis, be careful so that there will be no contacting with other PW Board. Before turning on power, make sure that the CRT earth wire and other connectors are properly connected. When repairing, connect the Deg. coil to the DEG. connector on the Main PWB.
�
REMOVING THE CHASSIS (CHASSIS BASE AND CONTROL BASE)
� � �
� After removing the rear cover.
1. Slightly raise the both sides of the chassis by hand and remove the 2 claws marked ı under the chassis from the front cabinet as shown in Fig. 2. 2. Withdraw the chassis backward. (If necessary, take off the wire clamp, connector�s etc.)
WIRE CLAMPING AND CABLE TYING
1. Be sure to clamp the wire. 2. Never remove the cable tie used for tying the wires together. Should it be inadvertently removed, be sure to tie the wires with a new cable tie.
* When conducting a check with power supplied, be sure to confirm
that the CRT earth wire is connected to the CRT SOCKET PWB and the Main PWB.
REMOVING THE AV TERMINAL BOARD
� After removing the rear cover.
1. Remove the 4 screws marked � as shown in Fig. 2. 2. When you pull out the AV Terminal board in the direction of arrow marked � as shown in Fig. 2, it can be removed.
REMOVING THE CONTROL BASE
� After removing the rear cover and the chassis.
1. While pushing down the 2 claws maked ´ as shown in Fig. 3. 2. When you pull out the Control base in the direction of arrow maked � as shown in Fig. 3. (If necessary, take off the wire, connector�s etc.)
REMOVING THE DOME SPEAKER BOX
� After removing the rear cover.
1. Remove the lower side screw marked � � � first, and then the upper side screw as shown in Fig. 2. 2. Follow the same step for removing the other hand speaker box.
8
No. 51853
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