NAD-L53-avr-tbs200502r 电路图 维修手册.pdf

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1、 Page 1 of 1 Technical Bulletin L53 Product: DVD Receiver Software Technical Bulletin: L53-S2005-02R Date: March 17/05 Subject: Upgrade Software to Improve Tracking of Difficult Discs Note: Upgrade units with software version NL530085 or lower. This upgrade has been implemented in production. Previo

2、us T.B.s required: L53-S2005-01 Software Upgrade Procedure K K K K YES K K K K NO DESCRIPTION: You may experience poor tracking of recordable media (DVD R/+R) and also some DVD-A discs. REASON: The laser pick up requires additional focus gain. SOLUTION: Upgrade the L53s operating system software usi

3、ng one of the following discs. For AH version units L53 AH 086 UPGRADE CD (Focus Gain) For C version units L53 C 086 UPGRADE CD (Focus Gain) Contact NAD International for ordering discs. Contact: NAD Electronics International 633 Granite Court Pickering, ON Canada L1K 3K1 Voice: 905-831-0799 FAX 905-837-6357 RadioFans.CN 收音机爱 好者资料库