HP Pavilion Dv9400 Entertainment Notebook Pc Series Service Guide
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Product Description Maintenance and Service Guide 1–3 ■TouchPad pointing device with on/off button and dedicated two-way scroll zone ■Integrated 10/100/1000 Gigabit Ethernet local area network (LAN) network interface card (NIC) with RJ-45 jack, varying by computer model ■Integrated high-speed 56K modem with RJ-11 jack ■Integrated wireless support for Mini Card IEEE 802.11a/b/g and 802.11b/g WLAN devices ■Support for ExpressCard ■External 90-watt AC adapter with 3-wire power cord ■8-cell Li-Ion battery ■Stereo speakers with volume control buttons ■Integrated 1.3-megapixel camera ■Integrated microphones (select models only) ■Support for the following optical drives: ❏DVD±RW/R and CD-RW Double-Layer Combo Drive with LightScribe ❏DVD±RW/R and CD-RW Double-Layer Combo Drive ■Connectors: ❏Audio-in (microphone) ❏Audio-out (headphone, 2) ❏Consumer infrared lens ❏Expansion port 3 ❏ExpressCard ❏External monitor ❏IEEE 1394a digital ❏Digital Media Slot ❏Power ❏RJ-11 (modem) ❏RJ-45 (network)
1–4 Maintenance and Service Guide Product Description ❏S-Video-out ❏Universal Serial Bus (USB) v. 2.0 (4 ports) 1.2 Resetting the Computer If the computer you are servicing has an unknown password, follow these steps to clear the password. These steps also clear CMOS: 1. Prepare the computer for disassembly (refer to Section 5.3, “Preparing the Computer For Disassembly,” for more information). 2. Remove the real-time clock (RTC) battery (refer to Section 5.7, “RTC Battery,” for more information). 3. Wait approximately 5 minutes. 4. Replace the RTC battery and reassemble the computer. 5. Connect AC power to the computer. Do not reinsert any batteries at this time. 6. Turn on the computer. All passwords and all CMOS settings have been cleared.
Product Description Maintenance and Service Guide 1–5 1. 3 P o w e r M a n a g e m e n t The computer comes with power management features that extend battery operating time and conserve power. The computer supports the following power management features: ■Standby ■Hibernation ■Setting customization by the user ■Hotkeys for setting the level of performance ■Battery calibration ■Lid switch standby/resume ■Power button ■Advanced Configuration and Power Management (ACPM) compliance
1–6 Maintenance and Service Guide Product Description 1. 4 E x t e r n a l C o m p o n e n t s The external components on the front of the computer are shown below and described in Table 1-1. Front Components Table 1-1 Front Components Item Component Function 1 Power light On: The computer is on. Blinking: The computer is in standby. Off: The computer is off or in hibernation. 2 Battery light On: A battery is charging. Blinking: A battery that is the only available power source has reached a low-battery condition. When the battery reaches a critical low-battery condition, the battery light begins blinking rapidly. Off: If the computer is plugged into an external power source, the light is turned off when all batteries in the computer are fully charged. If the computer is not plugged into an external power source, the light stays off until the battery reaches a low-battery condition.
Product Description Maintenance and Service Guide 1–73 Drive light Blinking: The hard drive or optical drive is being accessed. 4 Wireless switch Turns the wireless feature on or off, but does not create a wireless connection. ✎A wireless network must be set up in order to establish a wireless connection. 5 Wireless light Blue: An integrated wireless device, such as a wireless local area network (LAN) device and/or a Bluetooth® device, is turned on. Amber: All wireless devices are turned off. 6 Consumer infrared lens (select models only)Receives a signal from the HP Remote Control. 7 Audio-in (microphone) jackConnects an optional computer headset microphone, stereo array microphone, or monaural microphone. 8 Audio-out (headphone) jackProduces sound when connected to optional powered stereo speakers, headphones, ear buds, a headset, or television audio. Audio-out (headphone) S/PDIF jackProvides enhanced audio performance, including surround sound and other high-end audio output. 9 Display lid latch Opens the computer. Table 1-1 Front Components (Continued) Item Component Function
1–8 Maintenance and Service Guide Product Description The external components on the left side of the computer are shown below and described in Table 1-2. Left-Side Components Table 1-2 Left-Side Components Item Component Function 1 Security cable slot Attaches an optional security cable to the computer. ✎The security cable is designed to act as a deterrent, but it may not prevent the computer from being mishandled or stolen. 2 S-Video-out jack Connects an optional S-Video device such as a television, VCR, camcorder, overhead projector, or video capture card. 3 External monitor port Connects an external VGA monitor or projector.
Product Description Maintenance and Service Guide 1–94 Expansion port 3 Connects the computer to an optional expansion product. ✎The computer has only one expansion port. The term expansion port 3 describes the type of expansion port. 5 RJ-45 (network) jack Connects a network cable. ✎The RJ-45 (network) jack provides Gigabit Ethernet functionality. 6 RJ-11 (modem) jack Connects a modem cable. 7 HDMI port (select models only)Connects an optional audio or video device such as a high-definition television, set-top box, DVD player, or any compatible digital or audio device. 8 USB ports (2) Connect optional USB devices. 9 1394 port Connects an optional IEEE 1394 or 1394a device, such as a camcorder. 10 Digital Media Slot light On: A digital card is being accessed. 11 Digital Media Slot Supports the following optional digital card formats: Secure Digital (SD) Memory Card, MultiMediaCard (MMC), Secure Digital Input/Output (SD I/O), Memory Stick (MS), Memory Stick Pro (MSP), xDPicture Card (XD), xD-Picture Card (XD) Type M. Table 1-2 Left-Side Components (Continued) Item Component Function
1–10 Maintenance and Service Guide Product Description The external components on the right side of the computer are shown below and described in Table 1-3. Right-Side Components
Product Description Maintenance and Service Guide 1–11 Table 1-3 Right-Side Components Item Component Function 1 USB ports (2) Connect optional USB devices. 2 ExpressCard slot Supports optional ExpressCard/54 cards. 3 Optical drive Reads an optical disc. 4 Power connector Connects an AC adapter.
1–12 Maintenance and Service Guide Product Description The computer keyboard components are shown below and described in Table 1-4. Keyb oa rd Comp on ent s