HP PAVILION DM4 1. MAINTENANCE AND SERVICE MANUAL Pdf Download. HP Pavilion dm. 4 Entertainment PC Maintenance and Service Guide. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. Date 04172017 Version 10. WHQL Driver Yes Provider Qualcomm Atheros Communications Inc. Operating Systems Windows 7 Windows 7 x64 Detailed Description. Untitled1.jpg' alt='Atheros Ar9285 Enable 802.11B/G/N Wifi Adapter Windows 7' title='Atheros Ar9285 Enable 802.11B/G/N Wifi Adapter Windows 7' />MSG revision history Revision Publication date August 2. November 2. 01. 0 Description Updated commodities in the following location Updated bottom components illustration in the following location components on page Updated the component replacement procedures for the hard drive in the following location Hard drive on page. MSG revision history. Safety warning notice WARNING To reduce the possibility of heat related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Safety warning notice. Table of contents 1 Product description. Atheros Ar9285 Enable 802.11B/G/N Wifi Adapter Windows 7' title='Atheros Ar9285 Enable 802.11B/G/N Wifi Adapter Windows 7' />External component identification. Identifying the hardware. Top components. Touch. Pad. 7 Lights. Power button and fingerprint reader. Keys. 1. 0 Front components. Right side components. View and Download HP G72 maintenance and service manual online. G72 Laptop pdf manual download. View and Download HP Pavilion DM41050 maintenance and service manual online. Entertainment PC. Pavilion DM41050 Laptop pdf manual download. USBclarifyFull. f with MD5. V1. 0 Howerd Oakford www. Displays when a USB device is connected and. I have a couple of computers in my house that work fine with my wireless router, but all of a sudden, my roommates computer, a Dell Inspiron with Windows 7, is. Grounding guidelines. Component replacement procedures. Serial number. 4. Computer feet. 4. Battery. 4. 5 SIM. Memory module. 4. RTC battery. 4. WLAN module. WWAN module. 5. Hard drive. Optical drive. Specifications. Computer specifications. Hard drive specifications. DVDRW Super. Multi Double Layer Drive specifications. System resource specifications. Backup and recovery. Creating recovery discs. Backing up your information. Category Product Name Processors Chipset Graphics Description HP Pavilion dm. Entertainment PC Intel Core i. M, 2. 8. 0 GHz SC turbo up to 3. GHz, 4 MB L3 cache 6. M, 2. 6. 6 GHz SC turbo up to 3. GHz, 4 MB L3 cache Intel Core i. M, 2. 6. 6 GHz SC turbo up to 3. GHz, 3 MB. Panel Memory Hard drives Optical drives Chapter 1 Product description ATI Mobility Radeon HD5. MB of dedicated video memory 1. MB1. 6 DDR3, 8. 00 MHz Intel HD Graphics with shared video memory memory size is dynamic change Unified Memory Architecture UMA 3. HD LED Bright. View 1. Camera HP True. Vision Low light, fixed no tilt, activity LED 6. Microphone One microphone, digital Noise suppression Audio Dolby Advanced Audio, HD audio Supports Microsoft Premium requirements Altec Lansing speakers Ethernet Integrated 1. Keyboardpointing devices Power requirements Security Operating system Serviceability Chapter 1 Product description Hot plugunplug and auto detect for wide aspect or standard aspect video HDMI v. Hz DVI mode USB 2. RJ 4. 5 Audio in microphone Audio out headphone Smart pin AC adapter plug. Mini card device . External component identification Identifying the hardware Components included with the computer may vary by region and model. The illustrations in this chapter identify the standard features on most computer models. To see a list of hardware installed in the computer, follow these steps Select Start. Top components Touch. Pad Component Touch. Pad onoff button Touch. Pad zone Left Touch. Pad buttonRight Touch. Pad buttonThis table describes factory settings. To view or change pointing device preferences, select Start Devices and Printers. Then, right click the icon representing your device, and select Mouse settings. Description Turns the Touch. Pad on and off. Lights Component Power light Mute light Wireless light Caps lock light Touch. Ham Satellite Tracking Program. Pad light Fingerprint reader light Chapter 2 External component identification Description White Power is on. Blinking White The computer is in the Sleep state. NOTE Another power light is located on the left side of the computer. Amber Speaker sound is off. Power button and fingerprint reader Component Power buttonFingerprint reader his table describes factory settings. For information about changing factory settings, refer to the user guides located in Help and Support. Description When the computer is off, press the button to turn on the computer. Keys Component Windows logo key Windows applications key Action keys Chapter 2 External component identification Description Displays system information when pressed in combination with the key. Displays system information when pressed in combination with the key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Front components Component Digital Media Slot Speakers 2 Right side components Component Optical drive light Optical drive USB ports 2 Description Supports the following optional digital card formats Memory Stick MS Memory Stick Pro MSP Multi. Media. Card MMC Secure Digital SD Memory Card. Produces sound when connected to optional powered stereo speakers, headphones, ear buds, a headset, or television audio. White The hard drive is being accessed. Amber HP Protect. Smart Hard Drive Protection has temporarily parked the hard drive. Component Power light Vents 3 RJ 4. RJ 4. 5 network jack 1. HDMI port 1. 1 Combo e. SATAUSB port Description On Power is on. Blinking The computer is in the Sleep state. NOTE Another power light is located next to the power button. Display components Component Internal display switch Webcam light Webcam Internal microphone Chapter 2 External component identification Description Turns off the display if the display is closed while the power is on. White The webcam is in use. Records video and captures still photographs. Record sound. Bottom components Component Battery bay Battery release latch Vents 6 Hard drive bay MemoryWireless module compartment Description Holds the battery. Releases the battery from the battery bay. Enable airflow to cool internal components. NOTE The computer fan starts up automatically to cool internal components and prevent overheating. Wireless antennas On select computer models, at least two antennas send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer. Component WLAN antennas 2WWAN antennas 2The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions. Additional hardware components Component Power cordAC adapter BatteryBatteries and power cords vary in appearance by region and country. Description Connects an AC adapter to an AC outlet. Converts AC power to DC power. Powers the computer when the computer is not plugged into external power. Illustrated parts catalog Serial number location When ordering parts or requesting information, provide the computer serial number and model number located in the battery bay of the computer. Product name 1. This is the product name affixed to the front of the computer. Computer major components Computer major components. Item Description 3. WXGA, HD, Bright. View display assembly NOTE Display assembly components on page 2. For use in models equipped with WWAN For use in models not equipped with WWAN Keyboards For use in Brazil For use in English and French Canada For use in Europe, the Middle East, and Asia For use in France.