Yamaha DME4io-ES Service Manual page 120

DME4io-ES/DME8i-ES/DME8o-ES
About DME SATELLITE DATA (DME Ver. 3)
Purpose
DME Satellite holds various data in the Flash ROM and SRAM with battery backup.
This section explains stored data, and also how to initialize the data, and the symptoms if the backup data is lost.
Details of initialization content
Set the DIP switch on the rear panel as shown in the following table and turn on the power to initialize (initialization
function).
DIP Switch Purpose
[ x D D U U U ] Initialization
[ x D U D U U ] Deleting All Data Deleted
About battery backup
The SRAM runs on a battery to hold data. The following explains what symptom can be seen when the battery is running
low.
• Backup data
Current scene, current scene number, event log, Utility and part of Setup data (Mute/Level/Peak Hold On/Off)
• The symptoms when the data is lost
If the voltage of the battery is low, the following message is shown on the LED when the power is turned on.
Battery error 2 (Low Battery): 2.0V - 2.5V:
Battery error 1 (Critical Battery): 0.5V - 2.0V:
Error number 3 (No Battery): 0.5V or below, or 3.5V or above: When the battery is extremely running down, the battery
The symptoms of the DME Satellite when the data is damaged.
If the current scene data is damaged: The analog output is muted and error indication (error number 4) is shown on the
If the event log data is damaged:
If the setup data is damaged:
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Component Scene
File storage Confi guration
Current scene
Deleted
×
Deleted
LED.
The event log data will be cleared.
The DME Satellite operates with the default value.
Utility
Current scene number
Mute setting
Event log
Initialized
Initialized
× : The data remains as it is.
When the battery is running down.
When the battery voltage is so low that there is a possibility
that the memory may be lost.
is not installed, or in case of defect.