MEX-BT4000E, MEX-BT4000P, MEX-BT4000U, MEX-BT4050U, MEX-BT4054U - Sony Car Audio Service Manual (repair manual). Page 58

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1.0

2011.11

New

1.1

2012.07

Changing parts supply classifi cation of Ref. No. IC601 on the MAIN board 

Change of Part for Ref. No. D200, D530, IC301, IC1300, L1300, Q401 to Q405, R402, R404, R407,

R410, R421 and R423 on the MAIN board 

Change of Part No. for Ref. No. Q406 on the MAIN board (AEP, Russian and UK models)

Change of Part No. for Ref. No. C1304, CN01 and CN301 on the MAIN board 

Deletion of Part for Ref. No. C741, C743, C745, CN501, CN601, CN602 and R662 to R666 on the MAIN

board 

Change of Part for Ref. No. LED900, LED902 and LED903 on the KEY board 

Change of MAIN board (US, Canadian, E, Mexican and Indian models) (Suffi x-22) 

Change of KEY board (Suffi x-12) 

Change of Part No. for ILLUMINATOR (LCD) (Ref. No. 56) on EXPLODED VIEWS 

(SMR-12025)