Kenwood NXR-700H Service Manual

NXR-700H1082. Replacing Control Unit2-1. Control Unit informationOriginal ControlUnitControl Unit(Service unit)Difference between originalunit and Service UnitX53-4132-71 X53-4132-72Mounted chip at 2-72 loca-tion for Service Unit.X53-4140-10 X53-4140-11Mounted chip at 0-11 loca-tion for Service Unit.2-2. Supplied AccessoriesItem (Including Part Number) QuantityX53-413 X53-414Control Unit (X53-413) 1 -Control Unit (X53-414) - 1Kenwood ESN Label - 2NXDN ESN Label - 1Addendum (B59-2536-XX) 1 12-3. Printed Circuit Board DataThe following data is written on the printed circuit board:Data Type DescriptionFirmware NXR-700/800 FirmwareFPU Data(PC programming mode) NXR-700 E type data.Various Adjustment Data(PC test mode)General adjustment values for theNXR-700/800.Kenwood ESN(X53-414 only)Model Name: NXR-700/800SType: EThe same number as the KenwoodESN label is written.NXDN ESN (X53-414 only) The same number as the NXDN ESNlabel is written.TROUBLE SHOOTING / 故障排除2. 更换控制单元2-1. 控制单元信息原始控制单元控制单元( 维修单元 )原始单元与维修单元之间的差别X53-4132-71 X53-4132-72维修单元的 2-72 位置装有芯片。X53-4140-10 X53-4140-11维修单元的 0-11 位置装有芯片。2-2. 附件项目 ( 包括零件号 ) 数量X53-413 X53-414控制单元 (X53-413) 1 -控制单元 (X53-414) - 1Kenwood ESN 标签 - 2NXDN ESN 标签 - 1附加物 (B59-2536-XX) 1 12-3. 印刷线路板数据印刷线路板上写有以下数据：数据类型说明固件 NXR-700/800 固件FPU 数据(PC 编程模式 ) NXR-700 E 型数据各种调整数据(PC 测试模式 ) NXR-700/800 的一般调整值。Kenwood ESN( 仅限于 X53-414)型号名称 : NXR-700/800S型式 : E写有与 Kenwood ESN 标签相同的编号。NXDN ESN( 仅限于 X53-414) 写有与 NXDN ESN 标签相同的编号。