按着TONE CONTROL+INFO键然后在按电源键就可以开机,然后看屏幕出现什么代码,按故障代码查故障。
英文注解
5.5 Starting Self-Diagnostic Function
While pressing the "TONE CONTROL" and "INFO’keys,press the’U" (Power) key to turn on the power, andrelease those 2 keys.
The self-diagnostic function mode is activated.
启动自诊断功能
在按“音调控制”和“信息”键的同时,按“U”(电源)键打开电源,然后松开这两个键。
自诊断功能模式激活。
6.6 Canceling Self-Diagnostic Function1. Before canceling self-diagnostic function, executesetting for "S3. FACTORY PRESET" menu. (Memoryinitialization inhibited or Memory initialized).
*In order to keep the user memory preserved,be sure to select PRESET INHIBIT (Memoryinitialization inhibited).
2. Press the "U" (Power) key to turn off the power.
Display provided when Self-DiagnosticFunction started
The display is as described below depending on thesituation when the power to this unit is turned off.
1. When the power is turned off by usua Ioperation:
"NO PROTECT" is displayed. Then "A1-1. DSPMARGIN" is displayed in a few seconds.
取消自诊断功能1。在取消自诊断功能之前,请执行“S3”的设置。“出厂预设”菜单。(内存初始化被禁止或内存初始化)。
*为了保留用户内存,请确保选择PRESET INHIBIT(Memoryinitialization inhibited)。
2按“U”(电源)键关闭电源。
自诊断功能启动时提供的显示
显示器如下所述,具体取决于本机电源关闭时的情况。
1使用操作关闭电源时:
显示“无保护”。然后是“A1-1。DSPMARGIN”将在几秒钟后显示。