Specifications

24
CSU/DSU MS DBU
3. Operation
The CSU/DSU MS DBU is shown in Figure 3-1. Descriptions of each part of the
front panel follow.
Figure 3-1. Front Panel.
LCD W INDOWS
Displays menu items and messages in 2 lines by 16 characters.
E NTER
Selects active menu items. To select a menu item, press the number of the item.
The menu item flashes, indicating it is activated. Press Enter to select the menu
item.
K EYPAD
The keypad contains dual-function keys numbered 0 through 9 with letters A
through F. These keys are used to activate menu items and enter information.
S HIFT
Enter letters by pressing and releasing Shift before pressing the key representing
the desired character. To activate a menu item designated by an alpha character
rather than a number press Shift and then the letter. The menu item flashes,
indicating which parameter is activated. Press Enter to select the item.
If a key is pressed without using Shift, the numbered item becomes active instead
of the lettered item.
RS
CS TD RD CD ALM
TST
1
2
3
4
5
6
7
8
9
0
ENTER
CANCEL
A
B
C
D
E
F
SHIFT
QUICK
*
#
CSU/DSU MS DBU