Anritsu MP8931A - Page 30

Section 2 Before Use
2-8
Table 2.3.1-1 Front panel components
No. Label Name Description
[1]
Power switch Turns ON/OFF the power. ON when pressed.
[2] GPIB/RS-232C Local key Releases remote status and sets local status.
[3]

Up key Scrolls menu or used to inputting numeric values.
[4]

Down key Scrolls menu or used to inputting numeric values.
[5]

Left key Backs to previous menu from selected item, or used
to inputting numeric values/parameters.
[6]

Right key Determines selected menu item, or used to inputting
numeric values/parameters.
[7] Enter Enter key Determines selected menu item, numeric values or
parameters.
[8] Menu Menu key Opens/closes the menu screen.
[9] Start/Stop Start/Stop key Starts/stops measurement.
[10] Count/Rate Count/Rate key Switches measured result display between “number
of errors/total count” format and error rate.
[11] Error Add Error Add key Used to add an error, manually.
[12] Power lamp LED for power status indication. Comes ON when
the power switch is turned ON and the power is
supplied to the main unit.
[13] EXT Clock
Input
EXT Clock Input
connector
Input connector for external clock.
Refer to Appendix A “Specifications” for input
level.
[14] NRZ Output
Data
NRZ Data Output
connector
Output connector for NRZ data.
[15] NRZ Output
Clock
NRZ Clock Output
connector
Output connector for NRZ clock.
[16] NRZ Input
Data
NRZ Data Input
connector
Input connector for NRZ data.
Refer to Appendix A “Specifications” for input
level.
[17] NRZ Input
Clock
NRZ Clock Input
connector
Input connector for NRZ clock.
Refer to Appendix A “Specifications” for input
level.
[18] NRZ Input
Enable
NRZ Enable Input
connector
Input connector for NRZ enable signal.
Refer to Appendix A “Specifications” for input
level.
[19] DVB-ASI
Output
DVB-ASI
interface output
connector
Output connector for DVB-ASI interface.
[20] DVB-ASI
Input
DVB-ASI
interface input
connector
Input connector for DVB-ASI interface.
Refer to Appendix A “Specifications” for input
level.
[21] DVB-ASI
Monitor
DVB-ASI
monitoring
connector
Monitoring connector for DVB-ASI interface.
Outputs signal input from DVB-ASI interface input
connector.