Compaq Pro 6305 Maintenance and Service Guide Pro 6305 Microtower Business PC - Page 173

Solving Audio Problems, Table 8-6

Page 173 highlights

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 1. Select the monitor's Auto-Adjustment option in the unable to correctly interpret the output synchronization of the monitor's on-screen display menu. graphics card. 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 the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/ support Graphics card is not seated properly or is bad (some models). 1. Reseat the graphics card. 2. Replace the graphics card. Certain typed symbols do not appear correct. Cause The font you are using does not support that particular symbol. Solution Use the Character Map to locate and select the appropriate symbol. You can copy the symbol from the Character Map into a document. In Windows 7, click Start, select All Programs, select Accessories, select System Tools, and then select Character Map. In Windows 8, on the Start screen, type ch, and then select Character Map from the list of applications. Solving Audio Problems If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following table. Table 8-6 Solving Audio Problems Sound cuts in and out. Cause Processor resources are being used by other open applications. Solution Shut down all open processor-intensive applications. Solving Audio Problems 163

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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 the appropriate monitor, and download
either SP32347 or SP32202:
support
Graphics card is not seated properly or is bad (some models).
1.
Reseat the graphics card.
2.
Replace the graphics card.
Certain typed symbols do not appear correct.
Cause
Solution
The font you are using does not support that particular
symbol.
Use the Character Map to locate and select the appropriate
symbol. You can copy the symbol from the Character Map
into a document.
In Windows 7, click
Start
, select
All Programs
, select
Accessories
, select
System Tools
, and then select
Character Map
.
In Windows 8, on the Start screen, type
ch
, and then select
Character Map
from the list of applications.
Solving Audio Problems
If the computer has audio features and you encounter audio problems, see the common causes and
solutions listed in the following table.
Table 8-6
Solving Audio Problems
Sound cuts in and out.
Cause
Solution
Processor resources are being used by other open
applications.
Shut down all open processor-intensive applications.
Solving Audio Problems
163