User manual TEKTRONIX WFM-90

[. . . ] User Manual WFM 90 & WFM 91 Handheld Waveform, Vector, Picture, & Audio Monitor 070-8968-05 This document supports firmware version 1. 00 and above. Copyright © Tektronix, Inc. Information in this publication supercedes that in all previously published material. Box 1000, Wilsonville, OR 97070­1000 TEKTRONIX and TEK are registered trademarks of Tektronix, Inc. WARRANTY In order to obtain service under this warranty, Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service. Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix, with shipping charges prepaid. [. . . ] Press the CONFIG button to remove the menu display. 2­12 WFM 90 & WFM 91 User Manual Operation Basics: Tutorial 3. Using the waveform monitor Press the MENU button to enter the Operating menu. Pressing the Bezel Button below each function will toggle the highlight bar through the different menu selections. Press the left Bezel Button and notice that X5 is highlighted and that the waveform is vertically amplified. The gain setting affects both the Waveform and Vector displays since they track together. Press the Bezel Button below the FILTER selection and notice that LUM is highlighted and that the display changes to show only the luminance portion of the signal. Press the Bezel Button below the SWEEP selection and notice that 2F is highlighted and that the waveform changes to a two-field display. Press the Bezel Button again and notice that 1H is highlighted and that the waveform changed to a one-line display and that 5 uS/DIV is displayed in the on-screen readout. Press the right Bezel Button and notice that ON is highlighted and that the waveform is horizontally amplified. Notice that there is a menu selection which allows you to change the DC restorer speed between FAST and SLOW. WFM 90 & WFM 91 User Manual 2­13 Operation Basics: Tutorial Signal Reference. Notice that EXT is highlighted and that EXT REF appears in the on-screen readout. Remove the cable from the EXT REF input and notice that the waveform free-runs and that the message MISSING SYNC appears in the on-screen readout. Notice that the selected line number (Line 17) is displayed in the bar over the right two Bezel Buttons and that it is being displayed from ALL video fields. Line 17 is displayed on the left, with Line 18 displayed on the right in the two-line sweep. Press the MENU button to enter the Operating menu and select 2F SWEEP. Notice that an additional menu selection of ALT FIELD appears, that the line number display now includes the field number, and that the selected line is now highlighted in only the left field display. Press the ALT FIELD Bezel Button and notice that the field number readout changes and that the highlight bar in the waveform toggles between the two fields. Select VAR GAIN ON and notice that a bar appears over the right two Bezel Buttons labeled VAR ADJUST and that the message GAIN UNCAL appears in the on-screen readout. Notice that the Configuration menu category list over the left Bezel Button has been replaced with a single label of CONFIG to provide full viewing of the waveform, and that Up/Down arrows appear in the bar over the right two Bezel Buttons signifying that they are enabled to adjust the signal gain. The menu category list can be restored by pressing the left Bezel Button or by turning off the variable gain. 2­14 WFM 90 & WFM 91 User Manual Operation Basics: Tutorial Use the right two Bezel Buttons to adjust the signal gain to any desired level. Select VAR GAIN OFF and notice that the waveform gain is restored to 100%. Select VAR GAIN ON again and notice that the waveform gain returns to your adjusted setting. [. . . ] Physical characteristics CATEGORY DESCRIPTION Dimensions REF: Instrument: 5 inches (127 mm). Shipping Box: 13. 25 x 13. 75 x 6 inside 14 x 14. 25 x 6. 25 outside Weight REF: With batteries and pouch: 3 lbs. -9 oz. Shipping weight with packaging: 5 lbs. -14 oz. A­8 WFM 90 & WFM 91 User Manual Appendix A: Performance Specification A-8. Environmental characteristics CATEGORY DESCRIPTION Operating Altitude REQ: To 15, 000 feet (4572 meters). REF: IEC 1010-1 compliance to 2000 me- ters. [. . . ]