Acer Aspire 9120 Service Guide
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Chapter 15 Board Layout Top View JP9 PCMCIA Socket SW5 Touchpad Left Button IR1 FIR Module SW2 Touchpad Up Button JP1 LCD Connector SW7 Touchpad Down Button SW1 Lid Switch SW6 Touchpad Right Button JP3 MDC Connector SW4 Touchpad Right Button JP38 Camera Connector JP43 SIM Card Connector JP2 Power Button Connector JP11 CD Player Board Connector JP6 Media Board Connector JP13 Internal Microphone Connector JP7 Touchpad Board Connector JP12 Internal Speaker Connector JP8 Internal Speaker Connector JP44 Audio Board Connector SW3 Touchpad Left Button
6Chapter 1 Bottom View NOTE: This is engineering sample. The image above may not be exactly the same as the real main board you get. JP30 Mini Card Connector JP22 DDRII so-Dimm Socket JP29 IEEE 1394 Connector JP21 DDRII so-Dimm Socket JP27 5-in-1 CardReader Socket JP20 Subwoofer Connector JP23 RJ45 Connector J3 Clear CMOS Jumper JP5 USB Connector JP24 ODD Connector JP4 USB Connector PJP1 Battery Connector JP19 FAN Connector JP32 HDD Connector (SATA) U42 VGA Chipset JP33 HDD Connector (PATA) JP18 CPU Socket JP36 Bluetooth Connector JP16 DVI Connector U40 North Bridge Chipset JP15 CRT Connector JP28 Mini PCI Connector (TV-tuner) JP14 TV-Out Connector JP25 Fan Connector PCN1 DC-In Jack U48 South Bridge Chipset JP17 Mini Card Connector
Chapter 17 Jumper Settings LocationDescription J3 Clear CMOS Password
8Chapter 1 Your Acer Notebook tour After knowing your computer features, let us show you around your new Aspire computer. #IconItemDescription 1 Built-in camera 1.3 megapixel web camera for video communication. 2 Display screen Also called Liquid-Crystal Display (LCD), displays computer output. 3 Keyboard For entering data into your computer. 4 Touchpad Touch-sensitive pointing device which functions like a computer mouse. 5 Click buttons (left, center and right)The left and right buttons function like the left and right mouse buttons; the center button serves as a 4-way scroll button. 6 Power indicator Indicates the computer’s power status. 7 Battery indicator Indicates the computer’s battery status. 8 TV/media/volume buttonsFor use with Acer Arcade and other media playing programs. 9 Palmrest Comfortable support area for your hands when you use the computer. Just for Starters... # Icon Item Description
Chapter 19 Closed Front View 10 Microphone Internal microphone for sound recording. 11 3G button/indicator Enables/disables the 3G function. Indicates the status of 3G communication (for selected models). 12 Bluetooth ® communication button/ indicatorEnables/disables the Bluetooth® function. Indicates the status of Bluetooth communication. 13 Wireless communication button/ indicatorEnables/disables the wireless function. Indicates the status of wireless LAN communication. 14 Easy-launch buttons Buttons for launching frequently used programs. 15 Status indicators Light-Emitting Diodes (LEDs) that light up to show the status of the computer’s functions and components. 16 Power button Turns the computer on and off. #IconItemDescription 1 Speaker Left and right speakers deliver stereo audio output. 2 Line-in jack Accepts audio line-in devices (e.g., audio CD player, stereo walkman). 3 Microphone-in jack Accepts input from external microphones. 4 Headphones/speaker/ line-out jack with S/ PDIF supportConnects to audio line-out devices (e.g., speakers, headphones). 5 CIR receiver Receives signals from a remote control. 6 Latch Locks and releases the lid. # Icon Item Description "Easy-launch buttons" on page 18 # Icon Item Description # Item Description "Easy-launch buttons" on page 18 # Icon Item Description # Item Description
10Chapter 1 Left View #IconItemDescription 1 Kensington lock slot Connects to a Kensington-compatible computer security lock. 2 Ventilation slots Enable the computer to stay cool, even after prolonged use. 3 Two USB 2.0 ports Connects to USB 2.0 devices (e.g., USB mouse, USB camera). 4 Modem (RJ-11) port Connects to a phone line. 5 Infrared port Interfaces with infrared devices (e.g., infrared printer and IR-aware computer). 6 5-in-1 card reader Accepts Secure Digital (SD), MultiMediaCard (MMC), Memory Stick (MS), Memory Stick PRO (MS PRO), xD- Picture Card (xD). 7 4-pin IEEE 1394 port Connects to IEEE 1394 devices. 8 PC Card slot Accepts on Type II PC Card. # Icon Item Description # Icon Item Description Note:
Chapter 111 Right View Rear Panel 9 Express Card/34 slot Accepts and ExpressCard/34 module Note: ExpressCards are third generation of PC cards, hot-swapable and smaller than previous PC Cards. Designed for both desktop and mobile use, ExpressCards use either USB 2.0 or a single lane PCI Express technology that provides 500 Mbytes/sec total throughput. Formerly code named NEWCARD, ExpressCards are 5 mm thick like Type II PC Cards, but do not use the same 86x54 mm footprint. ExpressCards come in 75x54 mm and 75x34 mm sizes. Express Card/34 slot means this notebook accepts 75x34mm ExpressCards. 10 PC Card slot eject buttonEjects the PC Card from the slot. #IconItemDescription 1 Slot-load optical drive eject buttonEjects the optical disk from the drive. 2 Optical disk access indicatorLights up when the optical drive is active. 3 Slot-load optical drive Internal optical drive; accepts CDs or DVDs. # Item Description # Icon Item Description # Item Description # Icon Item Description
12Chapter 1 Bottom Panel #IconItemDescription 1 Ethernet (RJ-45) Connects to an Ethernet 10/100/1000- based network (for selected models). 2 Two USB 2.0 ports Connect to USB 2.0 devices (e.g., USB mouse, USB camera). 3 RF-in jack Accepts input signals from analog/digital TV-tuner devices. (manufacturing option). 4 AV-in port Accepts input signals from audio/video (AV) devices (manufacturing option). 5 DC-in jack Connects to an AC adapter. 6 S-video/TV-out (NTSC/PAL) port Connects to a television or display device with S-video input. 7 External display (VGA) portConnects to a display device (e.g., external monitor, LCD projector). 8 DVI-D port Supports digital video connections. 9 Ventilation slots Enable the computer to stay cool, even after prolonged use. # Item Description Note # Icon Item Description
Chapter 113 Indicators The computer has several easy-to-read status indicators. The front panel indicators are visible even when the computer cover is closed up. #ItemDescription 1 Hard disk bay Houses the computer’s hard disk (secured with screws) 2 Ventilation slots and cooling fanEnable the computer to stay cool, even after prolonged use. Note: Do not cover or obstruct the opening of the fan. 3 Memory compartment Houses the computer’s main memory. 4 Sub woofer Emits low frequency sound output. 5 Battery bay Houses the computer’s battery pack. 6 Battery lock Locks the battery in position. IconFunctionDescription Power Lights up when the computer is on. Battery Lights up when the battery is being charged. HDD Indicates when the hard disc or optical drive is active. Cap lock Lights when Cap Lock is activated Icon Function Description Icon Function Description
14Chapter 1 NOTE: 1. Charging: The light shows amber when the battery is charging. 2. Fully charged: The light shows green when in AC mode. Easy-Launch Buttons Located above the keyboard are four buttons. These buttons are called easy-launch buttons. They are: mail Web browser, Empowering Key “ “and one user-programmable button. Press “ “ to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email and Internet programs, but can be reset by users. To set the Web browser, mail and programmable buttons, run the Acer Launch Manager. Num lock Lights when Num Lock is activated. Wireless LAN Indicates the status of wireless LAN communication. Bluetooth Indicates the status of Bluetooth communication. 3G Indicates the status of 3G communication (for selected models). Launch keyDefault application Mail Email application (user-programmable) Web browser Internet browser (user-programmable) P User-programmable IconFunctionDescription 1. Charging: 2. Fully charged: " "Launch Manager" on page 45 Easy-launch button Default application