lexicon m300_sb_001电路图.pdf

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1、M3000001.BUL Page 1 August 25, 1992 M300 FIELD SERVICE BULLETIN # 1 SUBJECT: M300 ANALOG BOARD, REV 4 PURPOSE:To provide the technician with troubleshooting suggestions. CORRECTIVE ACTION:None EQUIPMENT REQUIRED: 1M300 Service PackageStk# 021-08547 2M300 Diagnostic ROMsStk# 350-08532 & Stk# 350-0853

2、3 INSTRUCTIONS: 1.Check all cables and socketed ICs for proper connection. 2.Check for cleanliness of unit. 3.Check for proper solder connections, such as fractures, insufficient solder, cold solder joints and solder bridges. Refer to the service manual for further troubleshooting and maintenance suggestions. RadioFans.CN 收音机爱 好者资料库