Dell Latitude C800 User Manual Page 71
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7. Turn off the computer, wait a few seconds, and then turn on the computer again. Does the light appear?
Yes. Your computer is receiving power. Go to step 8.
No. Your computer is not receiving power. Go to step 9.
8. Does the computer boot successfully?
Yes. The problem is resolved.
No. Go to step 9.
9. Remove and reinstall any batteries, and check the AC adapter connection. Does the light appear?
Yes. The problem is resolved.
No. If the computer is powered by the AC adapter, see "No Power, Using AC Adapter." If the computer is
using battery power, see "No Power, Using Battery."
No Power, Using AC
Adapter
Basic Checks:
l Test the electrical outlet: Ensure that the electrical outlet is working by testing it with another device such as a
lamp.
l Connect the AC adapter directly to an electrical outlet: Bypass power protection devices, power strips, and
extension cords to verify that the computer turns on.
l Check for interference: High-voltage electrical appliances on the same circuit or operating in close proximity to
the computer can cause interference. Extension cords or too many devices on a power strip or multiple power
strips connected to an electrical outlet can cause problems.
Fill out the Diagnostics Checklist as you perform the following steps:
1. Turn off the computer and devices and disconnect them from the electrical outlet. If you are using a surge
protector, remove it.
2. Make sure the AC adapter is connected to the computer, and then verify that the power cable is firmly attached
to the AC adapter and to the electrical outlet.
3. Does the light on top of the AC adapter light up?
Yes. Go to step 4.
No. The AC adapter may be defective. Go to step 5.
4. Turn on the computer. Does the light appear?
Yes. The problem is resolved.
No. Go to step 5.
5. Call Dell for technical assistance.
No Power, Using
Battery
If an AC adapter is not
connected to your
computer, the computer runs
on battery power. If the
computer does not turn on
when a battery is installed,
the battery's charge may be
depleted.
Fill out the Diagnostics Checklist as you perform the following steps:
1. Turn off the computer and devices. Disconnect the devices from the electrical outlet.
2. Remove and then reinstall each batteryinitsbay.
3. Press the power button. Does the computer turn on?
Allow 1 minute for the computer to initialize its components before checking for signs of power.
Yes. The battery was not seated properly. The problem is resolved.
No. Use the AC adapter to connect your computer to an electrical outlet. If the computer operates normally
when using AC power, go to step 4. If the computer does not boot when using the AC adapter, see "No
Power, Using AC Adapter."
4. Use the AC adapter to charge the battery.
5. Does the light remain constantly lit (not blinking), indicating that the battery is charging?
Yes. Go to step 6.
No. You may have a defective battery. Call Dell for technical assistance.
6. Press the power button. Does computer turn on?
Yes. Youneededtochargethebattery.Theproblemisresolved.
- About the AC Adapter 2
- Connecting the AC Adapter 2
- About the Batteries 2
- Checking the Battery Charge 4
- Battery Warnings 5
- Charging the Battery 5
- Detecting Battery Problems 5
- Battery Disposal 6
- Back View 7
- Left Side View 7
- Right Side View 8
- External Monitor 9
- Parallel Devices 9
- Docking Devices 10
- USB Devices 10
- Serial Devices 10
- AC Adapter 10
- Infrared Sensor 11
- Network 11
- TV and Digital Audio 12
- Audio Devices 13
- IEEE 1394 Devices 13
- Overview 14
- International Dialing Codes 14
- Americas Contact Numbers 15
- Europe Contact Numbers 17
- Advanced Testing 24
- Back to Contents Page 35
- Status Lights 36
- Drive access 37
- Caps Lock 37
- Scroll Lock 37
- Technical Assistance 38
- Help Tools 38
- Problems With Your Order 39
- Product Information 39
- Before You Call 40
- Finding Information 41
- Safety and EMC Symbols 41
- Safety Instructions 41
- EMC Instructions 43
- When Using Your Computer 43
- Ergonomic Computing Habits 44
- Conservation Tips 46
- Power Conservation Modes 46
- Power Options Properties 47
- Power Management Properties 48
- Activating Standby Mode 48
- Activating Hibernate Mode 48
- Activating Suspend Mode 49
- ENERGY STAR®Emblem 49
- FCC Notices (U.S. Only) 50
- IC Notice (Canada Only) 52
- CE Notice (European Union) 52
- Battery Disposal 53
- VCCI Notice (Japan Only) 53
- BSMI Notice (Taiwan Only) 56
- CE Mark Notice 57
- About Passwords 63
- Using a Primary Password 63
- Using a Hard Drive Password 63
- Assigning an Asset Tag 64
- The System Setup Screens 67
- Changing the Boot Sequence 68
- Changing Printer Modes 68
- Changing COM Ports 68
- Enabling the IR Sensor 68
- During POST, the 77
- Processor 82
- PC Cards 82
- Connectors 83
- Display 85
- Keyboard 85
- Battery 85
- AC Adapter 86
- Physical 86
- Environmental (Computer) 87
- Touch Pad 87
- Track Stick 88
- Supported CD/DVD Formats 88
- Fixed Optical Drives 88
- Identifying Your Computer 89
- Packing the Computer 89
- Travel Tips 89
- Traveling by Air 90
- Modular Bay 91
- Floppy Drive 93
- CD, CD-RW, or DVD Drive 93
- Keyboard and Keypad Controls 95
- DellAccessDirect™Key 96
- Speaker Controls 96
- Cursor Controls 97
- Latitude 101
- C800 User's Guide 101
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