HP ProDesk 600 G4 Micro Maintenance and Service Guide - Page 84

No Connection, Check Signal Cable displays on screen., ImageControl/ Horizontal Position

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Image is not centered. Cause Position may need adjustment. Solution Press the monitor's Menu button to access the OSD menu. Select ImageControl/ Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image. "No Connection, Check Signal Cable" displays on screen. Cause Monitor video cable is disconnected. Solution Connect the video cable between the monitor and computer. CAUTION: Ensure that the computer power is off while connecting the video cable. "Out of Range" displays on screen. Cause Video resolution and refresh rate are set higher than what the monitor supports. Solution Restart the computer and enter Safe Mode. Change the settings to a supported setting then restart the computer so that the new settings take effect. To enter Safe Mode: 1. Log into the computer using an Administrator account. 2. Type msconfig in the taskbar search box, and then select msconfig from the list of applications. 3. Click the Boot tab, select Safe boot and then click OK. When your computer is in safe mode, Safe Mode displays in the corners of your monitor. To exit safe mode, restart your computer and let Windows start normally. High pitched noise coming from inside a flat panel monitor. Cause Brightness and/or contrast settings are too high. Solution Lower brightness and/or contrast settings. Fuzzy focus; streaking, ghosting, or shadowing effects; horizontal scrolling lines; faint vertical bars; or unable to center the picture on the screen (flat panel monitors using an analog VGA input connection only). Cause Solution Flat panel monitor's internal digital conversion circuits may be unable to correctly interpret the output synchronization of the graphics card. 1. Select the monitor's Auto-Adjustment option in the monitor's on-screen display menu. 2. Manually synchronize the Clock and Clock Phase on-screen display functions. To download a SoftPaq that will assist you with the synchronization, go to the following Web site, select 76 Chapter 6 Troubleshooting without diagnostics

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Image is not centered.
Cause
Solution
Position may need adjustment.
Press the monitor's Menu button to access the OSD menu. Select
ImageControl/ Horizontal Position
or
Vertical Position
to adjust
the horizontal or vertical position of the image.
“No Connection, Check Signal Cable” displays on screen.
Cause
Solution
Monitor video cable is disconnected.
Connect the video cable between the monitor and computer.
CAUTION:
Ensure that the computer power is off while connecting
the video cable.
“Out of Range” displays on screen.
Cause
Solution
Video resolution and refresh rate are set higher than what
the monitor supports.
Restart the computer and enter Safe Mode. Change the settings to
a supported setting then restart the computer so that the new
settings take effect.
To enter Safe Mode:
1.
Log into the computer using an Administrator account.
2.
Type
msconfig
in the taskbar search box, and then select
msconfig
from the list of applications.
3.
Click the
Boot
tab, select
Safe boot
and then click
OK
.
When your computer is in safe mode,
Safe Mode
displays in
the corners of your monitor. To exit safe mode, restart your
computer and let Windows start normally.
High pitched noise coming from inside a flat panel monitor.
Cause
Solution
Brightness and/or contrast settings are too high.
Lower brightness and/or contrast settings.
Fuzzy focus; streaking, ghosting, or shadowing effects; horizontal scrolling lines; faint vertical bars; or unable to center the picture on
the screen (flat panel monitors using an analog VGA input connection only).
Cause
Solution
Flat panel monitor’s internal digital conversion circuits may be
unable to correctly interpret the output synchronization of
the graphics card.
1.
Select the monitor’s Auto-Adjustment option in the monitor’s
on-screen display menu.
2.
Manually synchronize the Clock and Clock Phase on-screen
display functions. To download a SoftPaq that will assist you
with the synchronization, go to the following Web site, select
76
Chapter 6
Troubleshooting without diagnostics