Maintenance

.

READOUT MODE

ON

OFF L-BAND OFFSET L.O. HIGH >EXIT

USE SPAN KEYS TO MOVE CURSOR, PRESS INPUT KEY TO SELECT.

SPECTRUM DISPLAY

SPAN/DIV

MAIN MENU

READOUT MODE READOUT POSITION TEST

>EXIT

USE SPAN KEYS TO MOVE CURSOR, PRESS INPUT KEY TO SELECT.

OFFSET ADJUST

DOWN

[<SPAN]

UP

[SPAN>]

EXIT/SAVE

[INPUT]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

READOUT POSITION

UP

[RES]

DOWN

[VIDEO]

LEFT

[<SPAN]

RIGHT

[SPAN>]

EXIT/SAVE

[INPUT]

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TEST

MEMORY DAC LED KEY >EXIT

USE SPAN KEYS TO MOVE CURSOR, PRESS INPUT KEY TO SELECT.

Figure 6-1: Using the 1705A menus; Main menu is entered from the spectrum display by pressing both SPAN/DIV buttons simultaneously

Diagnostic Routines

Diagnostics are addressed by pushing both ←SPAN→ buttons at the same time, which brings up the Main menu on the crt screen. Figure 6-1 shows the Main menu, and all of the submenus. In addition to the Test routine, there are operating parameters addressed from this menu (they are discussed in detail in Section 2, Operating instructions).

Setting the cursor to the Test selection and pushing the INPUT push button brings up the Test menu. See Figure 6-2. Now any one of four tests can be

6- 4

1705A Spectrum Monitor

Page 129
Image 129
Tektronix 1705A instruction manual Diagnostic Routines, Readout Mode