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Question posted by afbyorb on August 25th, 2011

Microphone Input (external)

Can I use the external microphone input for an audio device which outputs at line level? (as opposed to microphone level).

Current Answers

Answer #1: Posted by kcmjr on August 26th, 2011 2:02 PM
This answer was accepted by the poster of the original question.
kcmjr

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You might blow out the input.  I would pad it so that you can adjust the level up from zero to one that sounds OK.


Licenses & Certifications: Microsoft, Cisco, VMware, Novell, FCC RF & Amateur Radio licensed.

Related Lenovo G570 Manual Pages

Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 1

Lenovo G470/G475/ G570/G575 User Guide V1.0 Read the safety notices and important tips in the included manuals before using your computer.
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 2

... that are not described in this user guide. • The illustrations used in this manual are for Lenovo G570 unless otherwise stated. • The illustrations in this guide are common ...Edition (December 2010) © Copyright Lenovo 2010. GS-35F-05925. Notes • Before using the product, be slightly different. LENOVO products, data, computer software, and services have been developed...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 3

... basics 10 First use 10 Using AC adapter and battery ...12 Using the touchpad 14 Using the keyboard 15 Connecting external devices.......18 Special keys and buttons 20 System status indicators 21 Securing your computer 1 Top view 1 Left-side view 4 Right-side view 5 Front view 6 Bottom view 7 Chapter 2. Connecting to know your computer 22 Using Switchable Graphics...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 6

... button to turn on page 29. 2 Chapter 1. c Computer display The LCD display with LED backlight provides brilliant visual output. d Power button Press this button to know your computer „ G570/G575 1 2 3 6 5 4 7 8 6 a Integrated camera Use the camera for video communication. Getting to open OneKey Rescue system (If OneKey Rescue system has been preinstalled) when...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 7

g Built-in microphone The built-in microphone (with noise reduction) can be used for video conferencing, voice narration, or simple audio recordings. Chapter 1. h Touchpad The touchpad functions as a conventional mouse. Note: For details, see "System status indicators" on page 14. 3 Getting to know your computer f System status indicators For details, see "Using the touchpad" on...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 8

... the computer to devices with HDMI input such as a TV or a (Select models display. e HDMI port Connects to an Ethernet network. Getting to external display devices. Note: For details... For details, see "Connecting a universal serial bus (USB) device" on page 22. only) (G470/G570) f USB port Connect to USB devices. b Fan louvers Dissipate internal heat. Note: Make sure that...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 9

... high volume over extended periods of time may damage your computer Right-side view 12 3 45 a Headphone jack Connects to know your hearing. Connects to external microphones. b Microphone jack Connects to USB devices. Chapter 1. Getting to external headphones. Note: For details, see "Using AC adapter and battery" on page 19.
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 10

Getting to know your computer Front view 1 2 a Integrated wireless device switch (Select models only) b Memory card slot Use this switch to turn on/off the wireless radio of all wireless devices on page 18. 6 Insert memory cards (not supplied) here. Note: For details, see "Using memory cards (not supplied)" on your computer. Chapter 1.
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 12

Chapter 1. Getting to know your computer „ G570/G575 1 2 3 5 4 5 8
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 13

... adapter and battery" on page 12. Getting to know your computer a Battery latch manual The manual battery latch is used to keep the battery pack secured in place. c Battery latch spring loaded The spring-loaded battery latch keeps the battery pack secured in place. Chapter 1. d ...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 14

Installing the battery pack Refer to the supplied Setup Poster to configure the operating system when it is first used. The battery is automatically charged while the computer is not fully charged at purchase. Connecting the computer to an electrical outlet 1 Connect the power cord ...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 15

...causing loss of data. Putting your computer into sleep state If you are not going to resume use, and bypass the startup process. To wake the computer, do one of the following . &#...finish working with your computer, you move your computer for only a short time, put it to use your computer. Chapter 2. Note: Wait until the power indicator light starts blinking (indicating that the...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 16

...or discharge is low, you find that the battery power is not required. 12 Learning the basics Using AC adapter and battery „ Checking battery status You can determine the percentage of the following situations:...8226; If the battery status indicator starts blinking • If the battery has not been used for example, how often you access the hard disk drive and how bright you make the ...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 19

G570/G575 The keyboard has a separate numeric keypad. To enable or disable the numeric keypad, press the Num Lock key. Note: The Num lock indicator will light on if the numeric keypad is enabled. 15 Learning the basics Using the keyboard Your computer has a numeric keypad and function keys incorporated in its standard...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 21

... F12: Skip to the previous track. Fn + Home: Activate the pause function. Chapter 2. Fn + Insert (G570/G575): Fn + PgUp (G470/G475): Enable/Disable the scroll lock. Fn + F5: Open the interface for...the next track. Fn + F3: Open the interface for the display device switch to select this notebook or an external display. Fn Increase/Decrease display brightness. Fn + F1: Enter sleep...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 22

...; Memory Stick PRO (MS PRO) (G470/G570) • xD-Picture (xD) card (G470/G570) Notes: • Insert ONLY one card in until you hear a click. Learning the basics Connecting external devices Your computer has a wide range of built-in features and connection capabilities. „ Using memory cards (not supplied) Your computer supports the following types...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 23

... and cell phones. Notes: • When you do not need to pair the Bluetooth enabled device with the Bluetooth enabled device for details on your computer 1 Slide the integrated wireless device switch from to . 2 Press Fn + F5 to use the external device's power adapter. Read the documentation supplied with your computer. 19 Learning the basics „...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 33

..., double click the OneKey Recovery system Icon on the hard disk drive, other storage devices, or by default to launch Lenovo OneKey Recovery. You can back up the data on...Lenovo OneKey Rescue system is needed to -use them in the correct order. • Computers without starting the Windows operating system. however an appropriate external optical drive is an easy-to physically create...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 35

... from the computer. To replace the battery, do the following steps about upgrading and replacing devices are using an ExpressCard device, the computer might not be able to enter hibernation mode. If this chapter are of the Lenovo G570, unless otherwise stated. • The following : 1 Turn off the computer. 2 Close the computer display, and...
Lenovo G470/G475/G570/G575 User Guide V1.0 - Page 47

Index A AC adapter Using 12 B Battery Charging 12 Bluetooth Connecting 19 C Camera 2, 17 F Function key combinations ...........16 K Keyboard Using 15 M Meomory card reader 18 Microphone Built-in 3 O OneKey Rescue System button...29 P Password Using 23 S Security 22 T Touchpad 14 U USB port 4, 19 V VeriFace Using 22 43

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