Dell Latitude XPi CD, Справочное руководство

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3-20 Dell Latitude XPi CD Reference and Troubleshooting Guide
NOTE: Before you begin this procedure, make sure that
the
SYSTEM SWITCH
option in the System Setup program is
set to
ON/OFF
. For instructions, see “Using the System Setup
Program” in Chapter 2.
1. Turn on the computer. Are the power indicator,
low-battery indicator, and charging indicator
flashing?
Yes. Continue to step 2.
No. Go to step 3.
2. Save all your work, exit any open application pro-
grams, turn off the computer, disconnect the AC
adapter, and remove the battery. Then reinstall
the battery, reconnect the AC adapter, and turn
on the computer. Are the power indicator, low-
battery indicator, and charging indicator
flashing?
Yes. Go to step 6.
No. Continue to step 3.
3. Turn off the computer. Then restart the com-
puter, and hold the power switch in the ON
position for 10 seconds. Do the indicators light
up?
Yes. Your computer is receiving power. Continue to
step 4.
No. Your computer is not receiving power. Go to
step 5.
4. Release the power switch. Does the computer
boot successfully?
Yes. The problem is resolved.
No. Go to step 6.
5. Reseat the battery, and check the AC adapter
connection. Do the indicators light up?
Yes. The problem is resolved.
No. If the computer is powered by the AC adapter,
see the next subsection, “Total Power Failure When
Using the AC Adapter.” If the computer is powered
by a battery, see “Total Power Failure When Using
the Battery” found later in this section.
6. Call Dell for technical assistance.
See Chapter 5, “Getting Help,” for instructions.
Total Power Failure When Using the AC
Adapter
If no signs of power are present in the computer when
using the AC adapter, make a copy of the Diagnostics
Checklist found in Chapter 5 and fill it out as you com-
plete the following procedure.
NOTE: Before you begin this procedure, make sure that
the
SYSTEM SWITCH
option in the System Setup program is set
to
ON/OFF
. For instructions, see “Using the System Setup
Program” in Chapter 2.
1. Turn off the computer and peripherals. Discon-
nect the peripherals from AC power. If you are
using a surge protector, remove it.
2. Make sure the AC adapter is connected to the
computer, and verify that the power cable is
firmly attached to the AC adapter and to the AC
power source.
See “Checking Connections” found earlier in this
chapter.
3. Turn on the computer, and hold the power switch
in the ON position for 10 seconds. Do the indica-
tors light up?
Allow one minute for the computer to initialize its
components before checking for signs of power.
Yes. The problem is resolved.
No. Continue to step 4.
4. Turn off the computer, and disconnect the AC
adapter from its power source.
5. Connect another electrical device, such as a lamp,
to the power source from which you disconnected
the AC adapter.
6. Turn on the electrical device. Does the device
function properly?
If no other electrical device is available, continue to
step 7.
Yes. Power is available at the power source. See “No
Power to a Part of the Computer” found later in this
section.
No. Continue to step 7.