TDT RZ2 Manual page 548

14-4
Features
Display
Displays the current level of attenuation being applied to the signal or displays the
manual operations menu. During manual operation it is used to set up user-defined
attenuation parameters and to obtain descriptions for menu items. See "PA5 Display
Icons" on page 14-12, for more information.
(ESC) Button
Exits the manual operations menu items without accepting changes.
SELECT (ENTER) Knob
During manual operation, allows the user to adjust the attenuation applied to the
signal. In addition, it allows the user to scroll through the manual operation menus,
set up user-defined attenuation parameters, and access descriptions of menu item.
Turn the Select knob to adjust attenuation or view menus. Press and release the
knob to make a selection. The module must be in Attn or UserAtt mode to manually
adjust attenuation. See "PA5 Manual Operation " on page 14-4, for more
information.
INPUT BNC
Source signal input. The maximum input voltage is +/- 10 V peak.
OUTPUT BNC
Attenuated signal output.
PA5 Manual Operation
Important! The PA5 is powered via the zBus and must be connected to the PC via an
interface module during manual operation.
In manual operation, the PA5 is operated using front panel controls. The menu
options are viewed by turning the Select knob and entered by pressing and releasing
the knob. The module must first be set to Attn or UserAtt mode to manually adjust
attenuation.
To access a menu:
•
PA5 Programmable Attenuator
Turn the knob until the name of the desired menu appears on the display,
then press and release the knob. The module has two levels of menus.
Top-level menu items are indicated by a single filled box in the upper left
corner of the menu display, and sub-menus are indicated with an additional
indicator box for each level. Only the UserOps menu item has sub-menu
items. See "PA5 Display Icons" on page 14-12, for more information.
System 3