Onkyo - 575Micro 1 电路图.pdf

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1、2-1 NISSHIN-CHO,NEYAGAWA-SHI,OSAKA 572-8540,JAPAN Techinical InformationGroup,Service Dept. SERVICE BULLETIN NO:00005 MANAGER Akira Mori GL Seiji Ichikami DESIGN Masaoki Yokochi 2000/07/052000/07/042000/05/15 MODELS : TX-DS575 SUBJECT : Change of parts 1.Microprocessor This model is used the micropr

2、ocessor of 3 types. When replace the microprocessor Q7001, refer to the remarks below. ItemDescriptionPart No.Contain of changeRemarksApplication Use item 2 instead of 1.MD:1-10600 13001-14600 Refer to note below.MP:5001-6900 MD:10601-13000 14601- MP:1-5000 6901- Improvement of noise when DOLBY. 222

3、413431MPD780208GF-045-3BA Use same IC.2MPD780208GF-047-3BA22241398Elimination of 2nd Pll circuit 22241419MPD780208GF-056-3BA3From Oct. 1999Use same IC. Note: When you change the microprocessor from 045-3BA to 047-3BA, remove 2nd PLL circuit and change the setting of A/D,D/A Converter IC Q8501. RadioFans.CN 收音机爱 好者资料库