Others - Samsung Mercury-27T Service Manual

4. Trouble shooting

4.3.3. Others

#1. The problem related turning the computer on
When the information window
displayed "Invalid System disk Replace the Disk
and then press any key"
When the information window displayed "Press
<F2> if want to be into BIOS Setup. Press <F1>
if want to progress next step."
When the information window displayed "CMOS
Checksum error"
When Booting to Safety Mode
When USB or Floppy Drive Booting is impossible
#2. The problem related turning the Computer off
The computer is not off.
During some program use, The computer dose
not operate.
When outside monitor screen does not appear
In case of connecting USB device in power
saving mode.
4-11
>Cause : Connected CD or USB don't have the bootable data
- Check the connection HDD to Board
- Check the HDD is whether recognized properly in the BIOS Setup
- Because OS in the HDD was damage, Re-Install OS.
>Cause : Setup Configuration and System Environment Setup is not
match.
So , We should match the Setup to System Environment.
- Press <F2> Button to go into the BIOS Setup
- Check the Date/Time in the BIOS Setup Menu
- Save and Restart
>Cause : It can be occurred when CMOS Battery on the Board is
exhausted
- After changing with the same battery , Set the System Environment.
- If Computer is not to be turned off normal process, the problem could
be occurred. So You need to follow the normal process to shutdown .
("Start" -> "Shutdown")
- If the H/W didn't recognize System Setup Environment, It's Possible.
- Run the Test problem for checking error in the HDD.
- Check the Floppy Disk is whether bootable or not.
- If Boot priority is not proper, Change the Priority.
- It Can be possible to turning the computer off by press Power button.
Remark> If Power button is set power saving mode, The computer is
turning off
For press the power button 4sec over. At that time, Turning the
computer on
again, execute Disk inspection, automatically.
Occasion that error occurs at the program that is using.
- Windows 7 : at pressing <Ctrl>, <Alt>, <Del> key simultaneously ,
Click task end on [Windows task manager ].
- Windows 8 : at pressing <Ctrl>, <Alt>, <Del> key simultaneously ,
Select [Windows task manager]. Select The program 'no response' r
error, Click task end.
- Must reset Computer in case windows error occurs.
Press power button and do the computer so as to do reboot.
- Among Function Key, press to change LCD/CRT monitor and confirm
whether be not displayed to other screen.
- Refer to LCD connection part in H/W trouble shooting, confirm H/W
issue or not.
-If connect USB device in power saving mode, screen may not be
displayed properly.
-USB device should connect in normal operation mode.
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