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Resumen del manual
3. Rotate the horizontal Adjust knob ( ) or vertical Adjust knob ( ) to select a level from the following adjustment ranges: DVS 406 • Installation and Operation 2-17 Installation and Operation, cont’d The Adjust knobs have no mechanical limits to their rotation. • Color and Tint (Col/Tnt): 0 to 255 • Brightness and Contrast (Brt/Cont): 0 to 255 • Detail and Sharpness (Det): 0 to 63 • Sizing (Size)* • Centering (Center): -128 to 127 The scaler will time-out to the default menu after 10 seconds. * Rotating the Adjust knobs counterclockwise will increase the horizontal or vertical sizing, and rotating the knobs clockwise will decrease the horizontal and vertical sizing. The visual indicator on the LCD will stop moving when the sizing limit has been reached. 4. Repeat steps 2 and 3 for each image adjustment to be made for NOTE The horizontal Adjust knob and the vertical Adjust knob that input. are used to adjust the image settings on the left and right sides of the LCD screen, respectively. The LCD display may show that an adjustment is “Not Available” in place of a number if that adjustment doesn’t apply to the input’s video format. For example, the image adjustments do not apply to RGB pass-through inputs, so “Not Available” will be displayed if the Tint button is pressed when an RGB pass-through input is selected. Front Panel Security Lockout To prevent accidental changes to settings, press the Col/Tnt and Center buttons simultaneously for 2 seconds to lock the DVS 406’s front panel. The lock mode locks all front panel functions except input selection and the Take button. The menu system will still return to the Default menu when 10 seconds have elapsed after pressing any button other than input selection or the take button. The DVS 406’s front panel and the IR 901 are both affected by the lock mode. When the lock mode is active, all functions and adjustments can still be made through RS-232 control. For details on RS-232 control, see chapter three. To disable the lock mode, press the Col/Tnt and Center buttons simultaneously for 2 seconds. Color Tint 128 114 Input selection button COL/TNT Power on Extron DVS 406 2 sec. 2 sec. Input #1 RGB Pass Through Input #3S-Video 10 sec. timeout 2 sec. 2 sec. Input #3 S-Video 2 sec. Extron DVS 406 Input #3S-Video2 sec. Press for Press for 2 seconds* 2 seconds* *Executive mode can be enabled or disabled from any menu COL/TNT CENTER COL/TNT CENTER Executive Mode Executive Mode Enabled Disabled Extron DVS 406 10 sec. 10 sec. timeout timeout 2-18 DVS 406 • Installation and Operation IR 901 Infrared Remote Control The optional IR 901, shown at right, replicates all of the front panel controls except the Menu and Next buttons. Unless front panel lock mode is enabled, adjustments can be made from the IR 901, but you must use the DVS 406’s front panel or the Windows-based control program (via an RS-232 device) to configure and program the scaler. See chapter three, “Serial Communication”, for details. The topmost part of the IR 901 features three Aspect Ratio Preset buttons, a Freeze button, the six input selection buttons, and the Take button. The middle portion of the IR 901 features the size and centering buttons. The bottom part contains the adjustment controls for color, tint, brightness, contrast, detail, and sharpness adjustments. The adjustment functions will be disabled if the front panel lock mode is on. Selecting an input To use the IR 901 to select an input, press the input number. When selecting a subsequent input, select the input, then press the Take key. For example, if input 1 is currently selected, but input 2 is desired, press the input 2 button, then press Take. The DVS 406 will switch to input 2. Freezing an input To freeze the input being displayed, press the Freeze On/Off key. To unfreeze the input, press the Freeze key again. Selecting a preset Any saved memory presets for an input (up to three) may be recalled by pressing one of the three Aspect Ratio Preset buttons. Sizing and centering information are saved with the presets. See “Memory Presets” previously mentioned in this chapter. DVS 406 • Installation and Operation 2-19 Installation and Operation, cont’d Troubleshooting This section gives recommendations on what to do if you have problems operating the DVS 406, and it provides examples and descriptions for some image problems you might encounter. The following are some tips to help you in troubleshooting. 1. Some symptoms may resemble others, so you may want to look through all of the examples before attempting to solve the problem. 2. Be prepared to backtrack in case the action taken doesn’t solve the problem. 3. It may help to keep notes and sketches in case the troubleshooting process gets lengthy. This will also give you something to discuss if you call for technical support. 4. Try simplifying the system by eliminating components that may have introduced the problem or made it more complicated. 5. For sync-related problems: Portable digital ...
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