Acer ICONIA TAB A200 User manual

ICONIA TAB A200
S E R V I C E G U I D EG U I D E

i
Table of Contents
Chapter 1. Hardware Specifications and Configurations
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Tablet tour. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Rear View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Top View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Left View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Right View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Specifications Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Chapter 2. Diagnostic Utilities
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Diagnostic Tool SOP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Preparation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Tool Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Main Menu. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Uninstallation Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
Chapter 3. Service and Maintenance
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Recommended Equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Maintenance Flowchart. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Getting Started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
SD Card Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
SD Card Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Lower Case Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8
Lower Case Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-14
DC-In Cable Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-19
DC-In Cable Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-21
Battery Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-23
Battery Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-25
Speaker Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-27
Speaker Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-29
Touch Panel Control Cable Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-32
Touch Panel Control Cable Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-34
LVDS Cable Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-36
LVDS Cable Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-38
Microphone Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-40
Microphone Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-41
WLAN Antenna Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-42
WLAN Antenna Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-44
GPS Antenna Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-46
GPS Antenna Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-48
Mainboard Removal. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-50
Mainboard Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-53
Front Camera Removal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-55
Front Camera Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-56

ii
Chapter 4. Troubleshooting
General Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Power On Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3
No Display Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
LCD Picture Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Touch Screen Failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6
Internal Speaker Failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-7
Internal Microphone Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-8
USB Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9
Front Camera Failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Wireless Function Test Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
GPS Function Test Failure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
Other Functions Failure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Chapter 5. Jumper and Connector Locations
Mainboard Top View. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-2
Mainboard Bottom View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-3
Chapter 6. FRU (Field Replaceable Unit) List
Exploded Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
FRU List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Screw List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-7
Chapter 7. Model Definition and Configuration
ICONIA TAB A200 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-2
Chapter 8. Test Compatible Components
Android OS Environment Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
ICONIA TAB A200 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-2
Chapter 9. Online Support Information
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9-2

iii
Revision History
Please refer to the table below for the updates made on this service guide.
Copyright
Copyright © 2011 by Acer Incorporated. All rights reserved. No part of this publication may be
reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language
or computer language, in any form or by any means, electronic, mechanical, magnetic, optical,
chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no representations or warranties, either expressed or implied, with
respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness
for any particular purpose. Any Acer Incorporated software described in this manual is sold or
licensed "as is". Should the programs prove defective following their purchase, the buyer (and not
Acer Incorporated, its distributor, or its dealer) assumes the entire cost of all necessary servicing,
repair, and any incidental or consequential damages resulting from any defect in the software.
Acer is a registered trademark of Acer Corporation.
Intel is a registered trademark of Intel Corporation.
Other brand and product names are trademarks and/or registered trademarks of their respective
holders.
Date Chapter Updates

iv
Conventions
The following conventions are used in this manual:
The following typographical conventions are used in this document:
• Book titles, directory names, file names, path names, and program/process names are shown
in italics.
Example:
the DRS5 User's Guide
/usr/local/bin/fd
the /TPH15spool_M program
• Computer output (text that represents information displayed on a computer screen, such as
menus, prompts, responses to input, and error messages) are shown in constant width.
Example:
[01] The server has been stopped
• User input (text that represents information entered by a computer user, such as command
names, option letters, and words) are shown in constant width bold. Variables contained within
user input are shown in angle brackets (< >).
Example:
At the prompt, type run <file name> -m
• Keyboard keys are shown in bold italics.
Example:
After entering data, press Enter.
• Screen output (text that represents information displayed on the system, such as menus,
prompts, responses to input, and error messages) are shown in bold.
Example:
On the main menu, select OK.
WARNING:
Indicates a potential for personal injury.
CAUTION:
Indicates a potential loss of data or damage to equipment.
IMPORTANT:
Indicates information that is important to know for the proper completion of a
procedure, choice of an option, or completing a task.
NOTE: Gives bits and pieces of additional information related to the current topic.

v
General Information
This Service Guide provides you with all technical information relating to the basic configuration for
Acer's global product offering. To better fit local market requirements and enhance product
competitiveness, your regional office may have decided to extend the functionality of a machine
(e.g. add-on card, modem, or extra memory capabilities). These localized features are not covered
in this generic service guide. In such cases, contact your regional offices or the responsible
personnel/channel to provide you with further technical details.
When ordering FRU parts:
Check the most up-to-date information available on your regional web or channel. If, for whatever
reason, a part number change is made, it may not be noted in this printed service guide.
For Acer-authorized service providers:
Your Acer office may have a different part number code than those given in the FRU list of this
printed service guide. The list provided by your regional Acer office must be used to order FRU
parts for repair and service of customer machines.

CHAPTER 1
Hardware Specifications and Configurations
Hardware Specifications and Configurations. . . . . . . . . . . . . . . . . 1-2
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Tablet tour . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Front View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Rear View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Top View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
Left View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Right View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Specifications Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11

1-2 Hardware Specifications and Configurations
Hardware Specifications and Configurations
Features
The following is a summary of the computer’s many features:
Form Factor
• 10.1” Tablet
Operating System
• Android Honeycomb
Platform
• Tegra 250 Dual Cortex A9, 1GHz
• Ultra Low Power GeForce®GPU
System Memory
• RAM: LPDDR2 1G
• eMMC: 8G/16G
Display
LCM
• 10.1” WXGA LCM (1280 X 800 AUO)
Wide view angle
LVDS interface
Graphics
• Ultra Low Power GeForce®
Audio Subsystem
• One Microphone
• Dual Speaker
• 3.5mm Audio Jack 4ring (with Mic)
Camera
• 2M Fixed focus

Hardware Specifications and Configurations 1-3
Connectivity
Wi-Fi
• IEEE 802.11 b/g/n
Bluetooth
• Bluetooth®2.1+EDR
USB
• Micro USB 2.0 Type B for Client
• USB 2.0 Host
GPS/A-GPS
• Wi-Fi SKU: Broadcom - stand alone, A-GPS not supported
Expansion Slot
• MicroSD memory card up to 32G (SDHC 2.0 compatible)
Input
• Capacitive Multi-Touch Screen
• Function buttons
Side (mechanical key):
• Volume Up, Volume Down, Screen Lock
•Power
Sensors
•G-Sensor
•Gyro-meter
Dimensions and Weight
Dimension
• 260.0 (H) x 175 (W) x 12.4 (D) mm (with bezel)
Weight
• 705g
Power Adapter and Battery
Battery
• Rechargeable Lithium-Ion polymer battery
• Capacity 24W (3280mAh)
Power Adapter
• Voltage range/frequency: 100 ~ 240V AC, 50/60 Hz
• DC output: 12V and 1.5 A, 18W

1-4 Hardware Specifications and Configurations
Others
• Reset hole
Green Requirement
• Rohs compliance
• WEEE compliance
• Halogen free, at least PVC free
• SMT Green process
Accessory
In Box
• USB cable
• Charger + Plug
•QSG
NOTE:
Protective film is not included.
Optional
• MicroSD card
•Pouch

Hardware Specifications and Configurations 1-5
Tablet tour
Front View
Figure 1:1. Front View
#Item Description
1 Camera A 2-megapixel camera for video chatting and self-portrait images.
2 Touch Screen 10.1-inch, 1280 x 800 capacitive touch screen.
1
2

1-6 Hardware Specifications and Configurations
Rear View
Figure 1:2. Rear View
#Item Description
1 Speakers Emits stereo audio.
1 1

Hardware Specifications and Configurations 1-7
Top View
Figure 1:3. Top View
#Icon Item Description
1Screen Rotation
Lock Switch Use this switch to lock the screen rotation or allow the screen to match the tablet’s orientation.
2 Volume Control Increases or decreases the tablet volume.
1 2

1-8 Hardware Specifications and Configurations
Left View
Figure 1:4. Left View
#Icon Item Description
1 Power Button
• Long press to turn the tablet on.
• Press briefly to turn the screen on/off or enter sleep
mode.
• Press and hold to turn the tablet off.
2 Headset Jack Connects to stereo headphones.
3Micro USB Port
(slave) Connects to a computer with a USB cable.
4 USB Port (host) Connects USB devices to the tablet.
5Card Slot and
Reset Hole Cover
• Insert a microSD card into the slot under this cover.
• Insert a pointed object, such as a paper clip, into the
reset hole to reset the tablet to its factory defaults.
1 2 3 4 5

Hardware Specifications and Configurations 1-9
Right View
Figure 1:5. Right View
#Icon Item Description
1 AC Adapter Jack Connects to the power adapter.
1

1-10 Hardware Specifications and Configurations
System Block Diagram
Figure 1:6. System Block Diagram
10.1’’LVDS panel
AP_SMB(3.3V)
T20 GEN2 12C
RGB(1.8V)
VGA
LCD
HDMI
ULPI
SDIOI
DAP4
UART
OSC,PLL,
SDIO3
core & fuse
NAND Ctrl
DDR
VI&DSI/CSI
AUDIO
USB + mini-B connector
HSIC
GPIO
12C
EC_RESMUE
EDID
WIFI
BT_MIC
BT
LVDS bridge
eMMC NAND 4.3 / 4.41
8 bits HSMMC
Nvidia Tegra T20
Client USB
USB1
Host USB
USB3
2M CAMERA
Module
Temperature Sensor-NCT-1008
PMU TI TPS658621C
CAM_12C (1.8V)
PWR_12C (1.8V)
+5V_ALW Input
LDO 0~9 for CPU
+1V_SM0 for CPU
+1.2V_SM1 for CPU
2M CAMERA Module
SPKR AMP
ALC105
CSI B (1.2V)
Audio Codec
Wolfson WM8903
DAP1 (1.8V)
FM2018 Echo & Noise Cancel
INT Speaker
HeadPhone
EXT MIC
INT MIC
LPDDR2 X 1
512MB / 1GB
DDR2 32bits
(1.2V , 1.8V)
SDIOI(1.8V)
AW-NH611 WIFI/BT module
BCM4751 GPS Module
DAP4(1.8V)
UART3(1.8V)
UART2(1.8V)
SDIO Card Slot SDIO3(3.3V)
12MHz
12C Level shifter
12C Level shifter
FM2018
SPI ROM
2S1P BATT
TI TPS51220 5V/3.3V BUCK
CHARGER
DC IN
BATT IN
1.8V BUCK
1.2V BUCK
EC KB930
GYRO MPU-3050
Accelerometer KXTF9-4100
Audio Codec WM-8903
GEN1_12C(3.3V) GEN1_12C(1.8V)
IME_12C(1.8V) GEN2_12C(1.8V)
AP_SMB(3.3V)
Touch Screen CANDO + Atmel
EC_SMB SPI
ON/OFF #
EC_SMB
EcompossEcomposs AK6975CAK6975C Ecomposs AK6975C
+3.7V_SM2

Hardware Specifications and Configurations 1-11
Specifications Table
Computer specifications
Item Metric Imperial
Dimensions
Length 260 mm 10.23 in
Width 175 mm 6.89 in
Height (front to rear) 12.4 mm 0.489 in
Weight (equipped with optical
drive, flash drive, and battery) Under 650g for Wi-Fi SKU Under 1.432 lbs
Weight (equipped with optical
drive, flash drive, and without
battery) N/A N/A
Input power
Operating voltage AC Input: 100V ~ 240V DC Output: 18W, 12V/1.5A
Operating current DC Output: 1.5A
Temperature
Operating -25º ~ 60ºC -13º ~ 140ºF
Non-operating -30º ~ 70ºC -22º ~ 158ºF
Relative humidity
Operating 5% ~ 90%
Non-operating 0% ~ 90%
Maximum altitude (unpressurized)
Operating 0 cm ~ 63 cm 0 ~ 2.07 ft.
Non-operating 0 cm ~ 63 cm free drop on
steal 0 ~ 2.07 ft. free drop on steal
Shock
Operating Amplitude: 105 g
Non-operating Amplitude: 220 g
Random vibration
Operating 1.644 g
Non-operating 1.644 g
NOTE:
Applicable product safety standards specify thermal limits for plastic surfaces. The computer
operates well within this range of temperatures.

1-12 Hardware Specifications and Configurations
System Board Major Chips
Item Specification
CPU Tegra 250 Dual Cortex A9,1GHz
Ultra Low Power GeForce
®
GPU
Graphics Processor Ultra Low Power GeForce
®
GPU supporting OpenGL
®
ES 2.0,
with programmable floating point pixel shaders and vertex
shaders
LVDS transmitter SN75LVDS83DGGRG4
PMU TI TPS658621AZGUR
LDDR2 MT46H64M32L2JG-5IT:A
ULPI Phy for USB N/A
Bluetooth AW-NH611
Wireless AW-NH611
GPS BCM4751IFBG
GPS Low-Noise Amplifier MAX2659ELT+
TOUCH controller mXT768E
eMMC 8G/16G (Base on Acer’s AVL)
CAMERA Aptina SOC 2031, 2M pixel
Thermal Sensor NCT1008CMT3R2G
Audio codec WM8903LGEFK-RV
Audio Amplifier ALC105-GR
Echo Cancellation FM2018WE-380
Battery Charger ISL6251AHAZ-T
Embedded Controller IC KB930QF-A1
Compass N/A
Gyro MPU-3050
G-Sensor KXTF9-4100
ALS/Proximity N/A

Hardware Specifications and Configurations 1-13
Processor
Processor Specifications
System Memory
No Graphics Controller
N oBIOSSetupMenuforthisproduct
LAN Interface
No Keyboard for this product
Item Specification
CPU Dual-core ARM
®
Cortex-A9 MPCore™ Processor Up to 1 GHz
CPU package 664-ball FCBGA, 23 x 23 mm, 0.8 mm pitch
NOTE:
No CPU Fan in this product.
Item CPU
Speed Cores Bus Speed (FSB/DMI/QBI) Mfg Tech Cach e Size Package Core Voltage
Tegra 2
Series 1 GHz Dual
Core N/A 40nm
LPG
TSMC N/A 23 x 23
mm
FCBGA 1.0-1.2V
Item Specification
Memory controller Embed in CPU
Memory size Up to 1 GB LPDDR2
Item Specification
LAN Chipset On board LAN not supported
LAN connector type N/A
LAN connector location N/A

1-14 Hardware Specifications and Configurations
Hard Disk Drive Interface
Audio Codec Interface
Item Specification
Vendor &
Model Name
Kingston
KE44B-26BN/
16GB
Kingston
KE44B-26BN/
8GB
SanDisk
SDIN5C1-16G SanDisk SDIN5C2-8G
Capacity
(GB) 16G 8G
16G 8G
DC Power Requirements
Voltage
tolerance VCC: 2.85V
VCCQ: 1.8V
Item Specification
Audio Controller WM8903LGEFK-GV
Audio onboard or optional On board
Mono or Stereo Stereo
Resolution 24-bit data resolution
Compatibility I2S Interface;
Sampling rate Sample rate up to 44.1KHz
Internal microphone Yes
Internal speaker/quantity Yes/(1W stereo speakers x1)
Phone Jack HP_Out + MIC
Feature
• 4.5mW power consumption for DAC to headphone
playback
• DAC SNR 96dB typical, THD -86dB typical
• ADC SNR 92dB typical, THD -80dB typical
• Control sequencer for pop minimized start-up and shut-
down
• Single register write for default start-up sequence
• Integrated FLL provides all necessary clocks
• Self-clocking modes allow processor to sleep
• All standard sample rates from 8kHz to 96kHz
• Stereo digital microphone input
• 3 single ended inputs per stereo channel
• 1 fully differential mic / line input per stereo channel
• Digital Dynamic Range Controller (compressor / limiter)
• Digital side tone mixing
• Ground-referenced headphone driver
• Ground-referenced line outputs
• Stereo differential line driver for direct interface to
WM9001 speaker driver
• 40-pin QFN package (5x5mm)