Tektronix TG700, Руководство пользователя

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Operating Basics
FORMAT Button When the ATG7, AVG7, AWVG7, DVG7, HD3G7, HDLG7, or HDVG7 module
is selected (active), use the FORMAT button to change the video format for the
output signal. Pressing this button displays the menu to allow you to select a
format for the active module.
Menu Control Buttons Use these buttons to control the menu display. (See page 2-17, Using the
Mainframe Menus .)
Arrow ( ▲ ), ( ▼ ), ( ◄ ), and ( ► ) Buttons. Use these arrow buttons to scroll through
the available menu items.
ENTER button.
Use the ENTER button to enable the selected menu item.
CANCEL Button. Use the CANCEL button to disable the selected menu item
and return to the previous menu item.
Test Signal Buttons Use these buttons to select the output test signals. Each of these 10 buttons
represents a signal set, or group of the same type of test signals. You scroll
through the test signals in a signal set by repeatedly pressing the test signal button.
You can change the signal assignment using the SIGNAL KEY ASSIGN
submenu. (See page 2-24,
SIGNAL KEY ASSIGN Submenu .)
FRONT PANEL ENABLE
button
Use this button to enable or disable the front-panel buttons. When pressing this
button for about one second while the front-panel buttons are enabled, all of the
front-panel buttons are disabled. If you have selected a timeout period in the
FRONT PANEL DISABLE item in the UTILITY submenu, and that period passes
without a button push, all of the front-panel buttons are also disabled.
Press and hold this button for about three second to enable the front-panel buttons.
The timeout counter is restarted (if the timeout period is already set) and the
indicator next to the button lights to show that the front-panel is enabled.
Refer to UTILITY Submenu for more information about the settings the period
until the front panel times out. (See page 2-22.)
Reference Indicators
The reference indicators indicate whether the TG700 is locked externally or
internally.
INT.REF.
This indicator lights when the TG700 is using its internal reference
oscillator.
EXT.REF. This indicator lights when the TG700 is locked to an external reference
signal or when a GPS7 module is locked to a satellite signal. If this indicator
is blinking, the TG700 is con
fi gured to use the external reference signal but is
unable to lock to the signal.
2–2 TG700 TV Signal Generator Platform User Manual