Panasonic CF-W7BWNZZJM - Toughbook W7 - Core 2 Duo 1.06 GHz Operating Instructions Manual page 15

If you hear the sounds from CD/DVD drive
In the following situations, the sounds from the CD/DVD drive can be heard.
• Immediately after the CD/DVD drive is turned on
• Just after turning on the computer with [DVD Drive Power] set to [On] in the Setup Utility
• When a CD or DVD is playing
The sounds you hear are normal operating sounds created by the motor in the CD/DVD drive operating; it is not a
malfunction.
When the CD/DVD drive power is turned off, the message "The 'MATSHITA DVD-XXX XXXX' device can now
be safely removed from the system" will appear, but the CD/DVD drive is an internal device, so it cannot be
removed.
PC Information Viewer
This computer periodically records the management information including the hard disk information such as number
of hours powered-on, number of times powered-on, internal temperature, replacement sector. The maximum data
volume for each record is 750 byte.
These information are only used for estimating the cause when the hard disk goes down by any possibility. They are
never sent to outside via network nor used for any other purpose except for the purpose described the above.
To disable the function, add the check mark for [Disable the automatic save function for management information
history] in [Hard Disk Status] of PC Information Viewer, and click [OK].
When you disable the function, information on how to use the hard disk is not displayed.
( Reference Manual "Check the Computer's Usage Status" and
To conserve power, the following power saving methods are set at the time of purchase (When AC adaptor
is connected).
• The screen automatically turns off after 15 minutes of inactivity.
• The computer automatically enters standby
*1
Refer to Reference Manual "Standby or Hibernation Functions" about resuming from standby.
Power consumption in each mode is as follows. (When AC adaptor is connected)
• When the screen is off Approx. 10 W
• In standby Approx. 1.9 W
• The battery pack is fully charged (or not being charged) and the computer is off Approx. 0.9 W
Note that the computer consumes electricity even when the computer power is off. If the battery pack is fully
charged, the battery will be fully discharged in the following period of time:
When using the supplied battery pack (CF-VZSU51W)
• When power is off: Approx. 1.5 months
• In standby: Approx. 2 days
• In hibernation: Approx. 3 days
*2
If "Wake Up from wired LAN" is disabled, the period of time will become slightly longer.
If "Wake Up from wireless LAN" is enabled, the period of time will become shorter.
If the computer becomes warm during usage
• Check the usage environment
- Avoid using the computer on a highly heat retentive surfaces (e.g., rubber pads). If possible, use the computer
on surfaces that can dissipate heat, such as a steel desk.
- Do not use a keyboard cover, as this prevents heat dissipation.
- Always keep the display open in standby.
• Check the following
- If the computer becomes warm while the screen saver is displayed, set the screen saver to [Windows XP].
Screen savers that use 3-D images or other complex images increase the CPU utilization rate.
- If you are not using a wireless LAN, turn the wireless LAN off.
- Use recommended RAM module products. Non-recommended RAM modules may not operate properly, and
may cause damage to your computer.
• Double-click on the desktop and click [High speed], then click [OK].
- When you set [High speed], rotation of the cooling fan speeds up and the computer can be cooled down. Note
that the battery operating time will be shorter.
- When you do not frequently use CPU or the rotation noise of the fan bothers you, set [Standard] or [Low speed]
as necessary.
When Starting Up/Shutting Down
Do not do the following
• Connecting or disconnecting the AC adaptor
• Sliding the power switch or CD/DVD drive power/open switch
• Touching the keyboard, touch pad or external mouse
• Closing the display
*1
after 20 minutes of inactivity.
*2
*2
Hard Disk Handling)
When using the optional battery pack (CF-VZSU52W)
• When power is off: Approx. 0.7 months
• In standby: Approx. 1 days
• In hibernation: Approx. 1.5 days
*2
*2
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