635117
50
Zoom out
Zoom in
Previous page
1/57
Next page
39
50
TROUBLESHOOTING
Symptoms That Seemingly Appear to be Failures
Make the checks suggested below depending on the symptoms observed. If the symptoms remain uncorrected, contact your dealer.
Customer servicing can be hazardous.
WARNING
Symptom Point to check See page
No picture with the power-indicating lamp
off.
Check the way the power cable is connected.
Press the power switch.
The power indicating lamp is normally lit but
no picture.
Check the contrast and brightness settings (adjust them for higher
contrast and brightness).
Check the way the signal cable is connected.
AAAAA
AAAAA
The message Invalid Scan Freq. is dis-
played.
An input signal is not received normally.
Check to see if the input signal matches the monitor
specifications.
Check the way the signal cable is connected.
! Invalid Scan Freq.
The message No Sync. Signal or Power
Save is displayed.
No picture with the power indicating lamp
lights in orange.
No sync signal is detected.
Check the way the signal cable is connected.
Make sure that the switch of the computer, imaging equipment,
etc., is turned on.
Make sure the computer is not in the power-save mode.
Check to see if the input selection matches the connection
terminal.
! No Sync. Signal
The display image appears flowing slant-
wise.
Text displayed across the screen appears
vertically streaked, with the characters in
vertical columns blurred.
Adjust the dot clock frequency and phase. (Adjust the dot
clock frequency first, the dot clock phase next.)
(RGB input)
Text displayed across the screen appears
blurred.
A fine pattern flickers when displayed on
the screen.
Adjust the dot clock phase for the clearest viewing.
(RGB input)
The remote control does not work. Check to see if the batteries are loaded in the remote control in
opposite direction.
Check to see if the batteries in the remote control are OK.
20
21
16
16
55
56
57
16
37
52
41
43
16
55
56
57
39
37
52
10
The display image does not appear in the
normal position.
Check to see if the displayed input signal match the monitor speci-
fication by pressing button.
Turn off the screen saver.
The display has picture missing on the
screen.
(PC input mode only)
Turn off the screen saver.
The temperature of the display panel surface is high. The plasma display panel is lighting the phosphors by the
discharge of internal radiation. In some cases, this may cause the
temperature of the panel surface to increase. Please note that this
is not a malfunction.
50


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Hitachi 42PD7800TA at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Hitachi 42PD7800TA in the language / languages: English as an attachment in your email.

The manual is 1,4 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info