Explanation Of Controls And Sockets - Philips PM3055 Operation Manual

3-2E
3.2 EXPLANATION OF CONTROLS AND SOCKETS . r
3.2.1 Introduction
The front panel is designed with optimum ergonomic and logical- order placing of the controls: from teft to
right and from top to bottom, like reading a book.
- For ease of access to: the oscilloscope controls and sockets, the frontpanel is divided into six main areas
(see Appendix A).
— C.R.T. control area (see section 3.2.2)
— Viewing area, (C.R.T. including L.C.D.)
~— Up-down control area (see section 3.2.3) ey
— Function control area (see section 3.2.4) | F
— Potentiometer area (see section 3.2.5)
— Inputs and outputs (see section 3.2.6)
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Liquid Crystal Display (L.C.D.)
The L.C.D. displays the different switch and control functions in one place on the front panel,
The L.C.D. area is divided into the following parts. .
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Figure 3.2 Liquid Crystal Display oe
Note: A flashing segment indicates that a wrong combination of softkeys is selected, that a VAR (variable) =
control is in UNCAL position (segment :.>) or that the end of range of an UP—DOWWN control
has been reached. : _
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