DSX-A50BT, DSX-A50BTE - Sony Car Audio Service Manual (repair manual). Page 43

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1.0

2012.03

New

1.1

2012.05

Addition of Saudi Arabia, Mexican and Argentina models (DSX-A50BT) 

Addition of DSX-A50BTE 

Change of Part for Ref. No. TU251 on the MAIN board 

(SMR-12006)

1.2

2012.06

Change of MAIN board (Suffi x-13) (for E, Mexican, Argentina and Indian models) 

Change of KEY board (Suffi x-12) (SUPPLEMENT-1) 

(SMR-12018)