Service Manuals, User Guides, Schematic Diagrams or docs for : Philips Audio PHILIPS_AUDIO_service_bulletins_and_tips

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PHILIPS AUDIO service bulletins 1
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PHILIPS AUDIO service bulletins and tips


MODEL: 74MX540 
SYMPTOM: Replacement of CDM12.1 for 7-Disc Changer 
CURE: Production of CDM12.1 will stop. For service purpose CDM12.1 (4822 691 
30278) will be replaced by service kit VAM1201 (4822 310 11263) when stock 
depletes. As an alternative, the CDM12.1 can be replaced by CDM12.1/T (4822 691 
30343) without any further modifications. 

MODEL: 74MX540 
SYMPTOM: Replacement of CDM12.1 for 7-Disc Changer 
CURE: Replacement of CDM12.1 for 7-Disc Changer - Production of CDM12.1 will 
stop. For service purpose CDM12.1 (4822 691 30278) will be replaced by service 
kit VAM1201 (4822 310 11263) when stock depletes. For the above mentioned sets 
with 7-Disc Changer the new VAM1201 does not fit. As an alternative, the CDM12.1 
can be replaced by CDM12.1/T (4822 691 30343) without any further modifications. 


MODEL: 74MX540 
SYMPTOM: Modification 
CURE: Modification During production the spring pos. 70 has been modified from 
16mm length to 14mm to match a similar change in the bracket pos. 2. This makes 
matching between the bracket and spring necessary during repair.For this reason 
a new service 12NC for pos 70 is created for the new spring.Below shows both 
spring (pos. 70) and their ordering 12NCs. Service codesDescription 
============== =========== 4822 492 42713 Spring 16mm 4822 492 11413 Spring 14mm 


MODEL: ACC-General 
SYMPTOM: Codenumber information 
CURE: Codenumber information From now on Dolby testcassette MTT-150 is available 
with service codenumber 4822 397 30271. Also the Dolby testcassette TCC-130 has 
become a service ordernumber 4822 397 30269. With one of these cassettes the 
Dolby adjustment can be achieved. 

MODEL: ACT7580 
SYMPTOM: improve the CD start-up behaviour 
CURE: In order to improve the CD start-up behaviour, following parts have been 
changed:

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