6-5 
 
6.1.4.  Performance Monitor (MON Display) 
 
This function displays the performance monitor status. 
 
  * Transmitter System    Check on the attenuation of the transmitter   
system 
 Attenuation Value   
  * Receiver System    Check on the attenuation of the receiver   
system 
  MON Pattern Range   
 Attenuation Value   
 
Note:  When checking the attenuation of the transmitter system, read the value one 
minute after you open this menu. 
 
Procedure 
1. Turn the [VRM] control until VRM reaches the furthest end of the performance 
monitor pattern. 
 
The attenuation of the receiver system will be displayed for   
 Attenuation Value  of  *Receiver System . 
 
 
 
6.1.5.  System Alarm Log Display (Alarm List/Log) 
 
If a system error occurs, this function highlights the error. 
Errors that have been reset are also displayed in time series. 
Alarm logs are cleared by pressing the    All Clear    button on the log display screen.