Chapter 3. O peration

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11 12 13

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Figure 3-1. ESU 120e Front Panel Layout

No

Name

Description

 

 

 

1

LCD Window

Displays menu items and messages

 

 

 

2

Enter

Selects active menu item

3

Up and Down Arrows

Scrolls through/activates submenu items

4

Alarm

Quick access to the active alarm display menu

 

 

 

5

Clear

Clears data/results fields

 

 

 

6

Shift

Provides access to special function keys

 

 

 

7

DSU/Drop

 

 

 

 

8

OK (DSU/Drop status)

Data and Drop parts is in normal mode with no errors

9

Test (DSU/Drop Status)

Active when Data or Drop Port is in test mode

10

Alarm (DSU/Drop Status)

Active when alarm condition has been detected on Data or Drop Port

 

 

 

11

OK (Module Status)

Operation is in normal mode with no detected errors

 

 

 

12

Test (Module Status)

Active when the module is in test mode

 

 

 

13

Alarm (Module Status)

Active when an alarm condition has been detected

 

 

 

14

Cancel

Stops current activity and returns to the previous menu

15

Copy

Copies last data entered into the current TS0

16

OK (CSU Status)

Operation is in normal mode with no detected errors

 

 

 

17

Test (CSU Status)

Active when network interface is in test mode

 

 

 

18

Error (CSU Status)

Indicates errors such as BPV, OOF, and CRC

 

 

 

19

Home

Returns to main menu

 

 

 

20

Alarm (CSU Status)

Active when alarm condition detected on the network interface

3-2

ESU 120e User Manual

61200420L1-1

Page 36
Image 36
ADTRAN user manual 11 12 16 17, ESU 120e Front Panel Layout