Rear panel controls and indicators – Rockwell Automation 6158 Industrial 21 inch CRT Monitors User Manual
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Industrial 21" CRT Monitor
Publication 6158-5.0
Figure 5
Rear Panels of Monitor
The rear panel of the 6158 Industrial Monitor contains all of the picture
controls, as well as the power switch and status indicator.
Power Switch
Turn on the monitor by pressing the right side of the switch
marked “I”. (Pressing the left side of the switch marked “0” turns the
unit off).
Status LED (
)
When the monitor is powered up and operating correctly, the status
indicator LED (green) will be illuminated. If the light should go out
while the power switch is in the ”on” position, a misadjustment or
malfunction has occurred. Remove power immediately.
ATTENTION: Do not assume that the monitor is
powered off when the status LED is not lit.
Brightness Control ( )
Use the brightness control to adjust the overall intensity of the display.
After allowing the CRT to warm up for at least a minute, adjust for the
least amount of brightness needed to make the display clearly viewable.
Rear Panel Controls and
Indicators