Acer Omega User manual

Omega
Service Guide

Copyright
Copyright © 2012 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 of implied, with
respect to the contents hereof and specially 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 program prove detective following their purchase, the buyer (are not
Acer Incorporated, its distributer, or it dealer) assumes the entire cost of all necessary servicing,
repair, and any incidental or consequential damage 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.
Conventions
The following conventions are used in this manual:

Preface
Before using this information and the product it supports, please read the following general
information.
1. This service guide provides you with all technical information relating to the BASIC
CONFIGURATION decide for Acer‟s “ global” product offering. To better fit local market
requirement and enhance product competitiveness, your regional office MAY have decided to
extend the functionality of a machine. These LOCALIZED FEATURES will NOT be recovered in
this generic service guide. In such cases, please contact your regional office or the responsible
personnel/channel to provide you with further technical details.
2. Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date
information available on your regionalweb or channel. If, for whatever reason, a part number
change is made, it will not be noticed in the printed Service Guide. For ACER-AUTHORIZED
SERVICE PROVIDER, your Acer office may have a DIFFERENT part number code to those
given in the FRU of this printed Service Guide. You must use the list provided by your regional
Acer office to order FRU parts for repair and service of customer machines.

Overview
Chapter 1:
a. Product Features / HW Spec
b. Product six view and description
c. System block diagram
Chapter 2:
a. Software Upgrade SOP (SOP of SD Download and EUU)
b. Service tool SOP
Chapter 3:
a. Disassembly and Assembly SOP
b. Required tools and screws
Chapter 4:
Diagnostic Tool SOP
Chapter 5:
Serial Number Definition
Chapter 6:
a. Exploded Diagram and Description
b. SPL List

Chapter 1:
a. Product Features / HW Spec
System
Operating System
Android lollipop (5.0)
Processor
CPU(BGA) Intel Atom Z3735F SoC 1.83G 2M 2.5W C Stepping Valleyview 2x32
DDR3L-RS Intel HD Gen7LP
CPU(BGA) Intel Atom Z3735G SoC 1.83G 2M 2.5W C Stepping Valleyview 1x32
DDR3L-RS Intel HD Gen7LP (codesign)
Memory
RAM
2 GB of DDR3L memory
1GB of DDR3L memory (When use Z3735G)
eMMC
16GB / 32GB / 64GB
Display
Display
HSD 10.1” 16:10 TFT-LCD,370nits, 225PPI, MIPI
AUO 10.1” 16:10 TFT-LCD,400nits, 225PPI, MIPI
Resolution
1920 x 1200 
View angle
Wide view angle 85/85/85/85 degree
(should base on device, not based on LCM)
Typical backlight
370nits
Pixel Pitch
0.1695 x 0.1695mm (HSD)
0.11292 x 0.11292 mm (AUO)
Contrast ratio
HSD:1000:1
AUO:800:1
Touch Panel
EMC(Elan) Touch IC 3915M
10 point Touch panel
Support EZ Wakeup ,Precision plus
Mechanical
Dimensions
176(L) x 260(W) x 9.7(H) mm
Weight
< 540 g
Modem
3G
N/A
LTE
HUAWEI ME906s (codesign)

Antenna performance
Wireless LAN 802.11 ac/a/b/g/n WiFi
Chipset
Azurewave AW-CH639 SIP module (Chipset BCM4339)
MAC address
Device must contain WiFi MAC address before shipment
Frequency range
Support 2.4GHz band and 5G
Data Rates
802.11ac: MCS0~9 VHT40/VHT80
802.11a: 54Mbps
802.11b: 11Mbps
802.11g: 54Mbps
802.11n: MCS 0~7
Operating Range
Indoor <= 100m
Output Power
11a : 14dBm ±3dB
11ac : 12dBm ±2dB
11b : 15dBm ±3dB
11g : 14dBm ±2dB
11n : 11dBm ±2dB
Receive Sensitivity
802.11ac: under -60dBbm at VTH40 MCS9
802.11a: under -70dBbm at 54Mbps
802.11b: under -83dBbm at 11Mbps
802.11g: under -70dBm at 54Mbps
802.11n: under -67dBm at MCS 7 (2.4GHz only)
Antenna
Single antenna (without diversity)
Support 2.4 & 5GHz band.
Performance should meet test summary document released by Acer DQM.
Bluetooth® 4.0
Chipset
Azurewave AW-CH639 SIP module (Chipset BCM4339)
MAC address
Device must contain Bluetooth MAC address before shipment
Support Profiles
●A2DP 1.2 (Advanced Audio Distribution Profile)
●AVRCP 1.3 (Audio/Video Remote Control Profile)
●HID 1.0 (Human Interface Device Profile)
●OPP 1.1 (Object Push Profile)
●HOGP 1.0 (HID over GATT)
●SPP 1.1 (Serial Port Profile)
Frequency Range
2.4 GHz (2.400 ~ 2.4835 GHz)
Modulation
GFSK, π/4 DQPSK and 8DPSK

Channel
79 channels
Data Rates
Basic data rates: GFSK (1Mbps)
EDR data rates: π/4 DQPSK (2Mbps) and 8DPSK (3Mbps)
Operating Range
10m
Output Power
Class 1 (0dBm~20dBm)
Receive Sensitivity
Under –80 dBm, BER of 0.1%
Antenna
Share the same antenna from WiFi
Performance should meet test summary document released by Acer DQM.
GPS
Chipset
BCM4752
Sensitivity
Tracking Sensitivity ≦-152 dBm (1 SV at least)
Acquisition Sensitivity ≦-140 dBm (4 SVs at least)
Accuracy
Hot start: less than 7 seconds (* subject to test environments)
Warm start: less than 40 seconds (* subject to test environments)
Cold start: less than 50 seconds (* subject to test environments)
Position: within 10m for 90%
Velocity: 0.1m/s (* subject to test environments)
Protocol
NMEA-0183 v3.0
GGA, GLL, GSA, GSV, and RMC
Antenna
Frequency: 1.575 GHz~1.612GHz (Support GPS & GNSS)
VSWR 2：1
Performance should meet test summary document released by Acer DQM.
Pattern Type: Omni-directional
Battery
Battery Capacity
Battery SONY AP14A Polymer 1S2P SONY 2 Cell 5930 mAh Main
COMMON
Battery Life
Standby time on flight mode: min 270 hours
User behavior test : Up to 7.5 hours base on below sop
Test step
1. Factory reset
2. Set screen brightness to 100 nits
3. Connect to WiFi and login Google account (Disable backup/restore)
4. Others settings keep in default
5. Plug in wired headset
6. Charging battery to 100%
7. Repeat 720P video playback
8. Plug out AC adapter and start test.
Video playback:
DPST (on/off TBD): up to 7 hours when play 720P H.264 video playback on

system (not streaming, Wifi/3G/BT /NFC off, total solution 125 nits)
DPST (on/off TBD): Youtube playback 720p video min. 5 hours via WIFI.
Detailed criterion defined in the test summary document released by Acer
DQM.
Battery low
Two battery level
1.Battery low: when battery capacity is 15 %
2.Battery very low: when battery capacity is 4 %
Charging Time
1 hour charging to 30% capacity (when in the dark mode)
5 hours charge from empty to full by AC adapter (when in the dark mode)
Battery Protection
Protection for overheat, overcharge, over-discharge, over- current, over-voltage
Temperature
Battery:
(1) Operating Temperature
Charge: 0℃~ 50℃
Discharge: -20℃~ 60℃
Storage Temperature: -20℃~ 60℃< 1 month ; percentage recoverable
capacity 80%
Audio
Dual speaker: 1 Watt x 2
Audio Jack : 3.5mm 4 ring earphones with microphone Jack
Pin define:
Voice performance should be certificated by HATS.
[VoIP-headset] Headset Sending loudness should be 3dB~13dB and Headset Receiving loudness
shouldn't be over -13dB. (The test item is under checking by Quanta HW team/Acer acoustic team).
[VoIP-handheld hands-free] Handheld hands-free sending loudness should be 15dB at 30cm and
handheld hands-free receiving loudness should be 10dB at 30cm. (The test item is under checking by
Quanta HW team/Acer acoustic team).
Headphone application must meet EN50332.
Single Digital Microphone.
ASR assist
Camera
Camera
Front camera :
2MP Camera with Fix Focus (OV2680) with ZSL mode
Preview 30fps @ 1600x1200

Photo capture <1/20”@ 1600x1200 in JPEG
Video capture recording at 30fps @ 720p in 3gp format
Rear camera :
5MP Camera with Auto Focus (OV5670) with ZSL mode
Preview 30fps @ 2560x1920
Photo capture <1/20”@ 2560x1920 in JPEG
Video recording at 30fps @ 1080p in 3gp format (CPU:3735F)
Video recording at 30fps @ 720p in 3gp format (CPU:3735G)
Button
POWER
Long press > 1 second (±10%) to power on (when device is off).
Long press 1 second to show power-off dialog (when device is on even in
lock state)
Once CPU is on, system Acer logo should show up within 2 seconds.
Press to suspend the device (when device is on)
Press to resume the device (when device is in suspend mode)
Once if the system resumes, system will be back to lock screen.
If system is in lock screen, without unlock by user, the system will suspend
after 10 seconds
Long press 5 seconds (±1%) to force power-off device (when device is on,
or in power-on procedure, or in lock state)
The method to lunch boot menu:
Hold volume up and press power key for 1 second
Release power key
Release volume up
Volume UP/Down
Volume up/down: Press to increase/decrease the volume
Press right key to volume up in landscape mode, both of 0°orientation and
180°orientation; The other to volume down.
Press the upper key to volume up in portrait mode, both of 90°orientation
and 270°orientation; The other to volume down.
Screen lock
N/A
Reset hole
N/A
Clean boot
N/A
LED Indication
N/A
Connector

USB
NA
Micro USB
Micro-USB 2.0, OTG w/ SlimPort
(Support dongle:ANX7330(HDMI) & ANX 7332(VGA))
VID: 0502
Life cycle: Min. rating of 10K connect / disconnect cycles
HDMI
N/A
Audio Jack
3.5mm Audio Jack 4ring ( with Mic)
Micro SD connector
MicroSD memory card up to 64G
Support hot-plug
Push-push type connector
Read Micro SD cards formatted: FAT / FAT32/NTFS/exFAT
Sensor
G-Sensor
Bosch BMA255
Slimport
ANX3714
eCompass
N/A
Gyro-meter
N/A
P-Sensor
N/A
Certification
ESD
Requirement should meet test summary document released by Acer
DQM.
Certification
CE / FCC / IC / NCC / CB / BSMI / BQB / WiFi / WHQL
Country List: Defined in the document “Omega country list”
Wifi certification (TBD)
▓Wifi logo
(station mode)
802.11n
□No,802.11▓b/g/n(2.4G) ▓a/n(5G) ▓ac(5G)
WPS
□No ▓Yes
Wi-Fi
Direct
□No▓Yes (function ready, no certification)
Wi-Fi TDLS
□No □Yes
Miracast
□No ▓Yes (function ready, no certification)

□WiFi logo
(AP mode)
802.11n +
WPS
□No 802.11 □b/g/n(2.4G) □a/n(5G) □ac(5G)
Accessory
Accessories (in box)
USB Cable
Charger + Plug
QSG
Accessories (optional)
Micro SD Card
Pouch
Wired Keyboard
Passive Pen (Nib 2mm)
Others
Vibrator
N/A

b. Product six view and description
c. Block Diagram

Chapter 2:
a. Software Upgrade SOP
Need to provided by Acer SW

Chapter 3: Disassembly and Assembly SOP
Disassembly:
Disassembling tool
1. Insert the plectrum into gap which next to the side key.
2. Hold the plastic stick and gash the gap, slide and separate the back cover base on the direction of clasp.
Slide the plastic stick until the middle position of bottom and break open LCD cover by pressing down
the plastic stick
Plastic stick 橇棒 (厚度 0.5~0.7mm)
tweezers 小型鑷子
tweezers 十字起子(#0)

3. Hold the cover and take off the cover base on the axis of LCD cover up side.
4. Take off the battery
Remove the screw and Tear off the tap on connector, and separate the battery connector, and pulling
two side of battery sticker.

5. Take off the main PCBA board
Remove the screw and take off the speaker box, USB metal holder, and separate all connector, take off
FPC and antenna board. After that you can separate the PCBA and other parts.

7. Finish. All parts disassembled drawing
Assembly:
Step1. Place M/B and speaker on LCM, then lock shield and all screws as below :
Step2. Place battery then plug connector and lock screw.

Step3. Lack screw and stick acetate tape on connectors.
Step 4. Base on direction to assembly back cover, and make sure the well locking with
device.