Panasonic Cf Y2 Owners Manual

21
Operation
Use a RAM module meeting the RAM module specifications below. If a module is used that
does not meet the specifications, there are cases in which data may become unusable or the
computer may not operate properly.
RAM module specifications: ( page 48)
172 pins, Micro DIMM, 2.5 V, DDR SDRAM, PC2700
Contact your technical support office to confirm recommended RAM module.
Matsushita Electric Industrial Co., Ltd. shall bear no responsibility whatsoever for failures
or damage caused by the use of...

22
Operation
RAM Module
4Press the RAM module down until the right and left hooks (G) lock into place.
  When pressing down the module, the right and left hooks will open slightly and
will return after locking.
2Place the RAM module lightly in parallel with a slot.
(The gold terminals (F) are visible)
3Insert the module parallel to the slot and press firmly until the gold terminals are
no longer visible.
The slot may be damaged if the following procedure is performed without
inserting the module firmly. 

23
Operation
Removing the RAM module
1Gently open the left and right hooks (H).
The RAM module will be raised at an angle.
2Gently remove the RAM module from the slot.
4Put the cover back in place.
1Insert the cover at an angle, then fit it into place.
2Fasten the screw.
If the RAM module has not been inserted properly, or if a RAM module other than one
matching the specifications has been inserted, a beep will sound and the message “Ex-
tended RAM Module Failed” will be displayed when turning the power...

24
Operation
Environment
Place the computer on a flat stable surface. Do not place the computer upright or allow it to tip over.  When the computer
receives extremely strong shock after falling, the hard disk may become inoperable.
Operation: Temperature: 5 °C to 35 °C  {41 °F to 95 °F}
Humidity     : 30% to 80% RH  (No condensation)
Storage: Temperature: -20 °C to 60 °C  {-4 °F to 140 °F}
Humidity     : 30% to 90% RH  (No condensation)
Even within the temperature and humidity ranges noted above, using...

25
Operation
When Using Peripheral Devices
Pay strict attention to the following points to avoid damage to the computer, peripheral devices,
cables, etc.  Also, in addition to following this manual and the Reference Manual, carefully read
the instruction manuals for the peripheral devices being used.
Use only peripheral devices that conform to the computer’s specifications.
Connect the devices properly, paying close attention to the condition and position of the
connectors.
If a connection cannot be made...

26
Operation
Some network-related software and some online network games do not operate normally
if the Windows Firewall is enabled. Ask the software manufacturer about the Windows
Firewall in the case of using such software.
For further details on the Windows Firewall, see the help displayed by the following
methods:
1Click [start] - [Help and Support] and input [Windows Firewall] into [Search].
2Click [Windows Firewall overview].
NOTE
Security of the Computer
Windows Security Center
What is Windows...

27
Operation
Computer Viruses
Users are advised to purchase the latest versions of virus protection software and use
them regularly.
We recommend you run the software:
When booting your computer.
After receiving data.
We recommend that you check data received on disks or from external sources, such as data
downloaded from the Internet, e-mail, etc. (For compressed files, uncompress them before run-
ning a check).
Windows Update
You can use the latest patches and service packs for Windows with the...

28
Operation
To remove a disk when the disk cover cannot be opened or when the computer is powered
off:
Insert a pointed object (e.g., the bent-out tip of a paper clip, or the tip of a ballpoint pen)
into the emergency hole (A), and then move in the direction of the arrow.
The disk cover can be opened up to an angle of 70 degrees. Do not force the cover open
any further.
If a hand or other object touches the disk cover and accidentally opens wider than 70
degrees, pull it forward slowly until the stopper...

29
Troubleshooting
List of Error Codes
When turning on the computer, if one of the following error codes or messages is displayed, follow the instructions shown below.
If the problem persists, or if the error code or message displayed is not shown here, contact your technical support office (
 page
50).
Error Code/Message
0211: Keyboard error
0251: System CMOS checksum
bad - Default configuration
used
0271: Check date and time set-
tings
0280: Previous boot incomplete
- Default configuration used
Press...

30
Troubleshooting
Dealing with Problems (Summary)
When a problem occurs, refer to this page.  The “Reference Manual” also contains detailed information.  If a problem appears to be
related to a software application, read the software related manual.  If you still cannot troubleshoot the problem, contact your
technical support office (
 page 50). You can use the PC Information Viewer to check the computer’s usage status. ( 
“Dealing with Problems (Advanced)”)
The power indicator or bat-
tery indicator is...