HP Pavilion zd7900 HP Notebook Series - Troubleshooting - Page 5

Keyboard and Pointing Device Problems .., Infrared Communication Problems .. .

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Contents Secondary hard drive is not recognized 2-20 Notebook cannot start from a secondary hard drive 2-20 Infrared Communication Problems 2-21 Infrared link cannot be established 2-21 Notebook does not transmit or receive data 2-22 Standby is preventing infrared transmission 2-22 Internet Problems 2-23 Notebook cannot connect to the Internet 2-23 Internet buttons do not respond 2-23 Notebook cannot browse a selected Web site . . . . . 2-23 Keyboard and Pointing Device Problems 2-24 Notebook keyboard keys stick or do not respond . . 2-24 Assorted keys are typing incorrect characters . . . . . 2-24 Letter keys are typing numbers 2-24 Keypad does not work 2-25 Hotkeys do not work on an external keyboard . . . . 2-25 Pointer drifts 2-25 Pointer moves erratically as you type 2-25 Pointing stick does not work 2-26 TouchPad does not work 2-26 External mouse does not work 2-26 PS/2 scroll mouse does not work 2-27 USB keyboard or pointing device does not work . . 2-27 Memory Problems 2-28 Insufficient memory message is displayed 2-28 New memory module does not increase memory . . 2-28 New memory module affects startup 2-28 Modem Problems 2-29 No dial tone is audible 2-29 Modem does not dial correctly 2-29 Modem dials correctly but does not connect 2-30 Modem sounds are not audible 2-30 Modem does not connect at highest speed 2-31 Characters are garbled or transfer rates are slow. . . 2-31 Modem loses connection 2-31 Troubleshooting v

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Contents
Troubleshooting
v
Secondary hard drive is not recognized. . . . . . . . . .
2–20
Notebook cannot start from a secondary
hard drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2–20
Infrared Communication Problems . . . . . . . . . . . . . . . .
2–21
Infrared link cannot be established . . . . . . . . . . . . .
2–21
Notebook does not transmit or receive data . . . . . .
2–22
Standby is preventing infrared transmission . . . . . .
2–22
Internet Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2–23
Notebook cannot connect to the Internet. . . . . . . . .
2–23
Internet buttons do not respond . . . . . . . . . . . . . . . .
2–23
Notebook cannot browse a selected Web site . . . . .
2–23
Keyboard and Pointing Device Problems . . . . . . . . . . .
2–24
Notebook keyboard keys stick or do not respond . .
2–24
Assorted keys are typing incorrect characters . . . . .
2–24
Letter keys are typing numbers . . . . . . . . . . . . . . . .
2–24
Keypad does not work . . . . . . . . . . . . . . . . . . . . . . .
2–25
Hotkeys do not work on an external keyboard . . . .
2–25
Pointer drifts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2–25
Pointer moves erratically as you type . . . . . . . . . . .
2–25
Pointing stick does not work . . . . . . . . . . . . . . . . . .
2–26
TouchPad does not work . . . . . . . . . . . . . . . . . . . . .
2–26
External mouse does not work. . . . . . . . . . . . . . . . .
2–26
PS/2 scroll mouse does not work. . . . . . . . . . . . . . .
2–27
USB keyboard or pointing device does not work . .
2–27
Memory Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2–28
Insufficient memory message is displayed . . . . . . .
2–28
New memory module does not increase memory . .
2–28
New memory module affects startup. . . . . . . . . . . .
2–28
Modem Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2–29
No dial tone is audible. . . . . . . . . . . . . . . . . . . . . . .
2–29
Modem does not dial correctly . . . . . . . . . . . . . . . .
2–29
Modem dials correctly but does not connect. . . . . .
2–30
Modem sounds are not audible . . . . . . . . . . . . . . . .
2–30
Modem does not connect at highest speed . . . . . . .
2–31
Characters are garbled or transfer rates are slow. . .
2–31
Modem loses connection . . . . . . . . . . . . . . . . . . . . .
2–31