Acer TD070VA1, Service Manual

Page 1: ...TD070VA1 SERVICE GUIDE ...

Page 2: ...ues LCD Picture Failure Touch Screen Failure Internal Speaker Failure Internal Microphone Failure Extend Earphone Failure USB Test Failure Front Camera Failure WiFi Function Test Failure GPS Function Test Failure Other Functions Failure 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 4 10 4 11 4 12 4 13 4 14 Chapter 5 Service and Maintenance Introduction Recommended Equipment Maintenance Flowchart Getting Started...

Page 3: ...y Removal Battery Installation 5 19 5 9 5 21 5 9 5 22 Chapter 6 FRU Field Replaceable Unit List Exploded Diagram 6 3 FRU List 6 5 Screw List 6 7 Chapter 7 Test Compatible Components Android OS Environment Test 7 2 TD070VA1 7 2 Chapter 8 Online Support Information Introduction 8 2 ii ...

Page 4: ...corporated 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 dist...

Page 5: ...r 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 w...

Page 6: ...ice 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 ma...

Page 7: ...Specifications and Configurations Hardware Specifications and Configurations 1 2 Features 1 2 Tablet tour 1 5 Front View 1 5 Rear View 1 6 Bottom View 1 7 Right View 1 8 System Block Diagram 1 9 Specifications Table 1 10 ...

Page 8: ...AM DDR3 1GB eMMC Nand flash 8GB 16GB Display LCM 7 WSVGA Color TFT LCD 1024X600 Image resolution Low voltage 70 degree view angle Audio Subsystem Microphone Speaker 3 5mm Audio Jack Camera Front Camera 0 3M Camera Image capture at 30fps VGA 640 x 480 Video capture at 30fps VGA 640 x 480 Rear camera 1 9M Camera Image capture at 30fps VGA 1280 x 720 Video capture at 30fps VGA1280 x 720 1 2 Hardware ...

Page 9: ...rols Capacitive Multi Touch Screen Touch controller 5 point support Function buttons Side mechanical key Volume Up Volume Down Power G G Sensors G Sensor I O Ports MicroSD memory Card slot Micro USB 2 0 Micro HDMI Headphone Microphone in Dimensions and Weight Dimension Weight 191 H x 112 W x 9 9 D mm with bezel 289g Hardware Specifications and Configurations 1 3 ...

Page 10: ...olymer battery Capacity 3000mAh Power Adapter Voltage range frequency 100 240V AC 50 60Hz DC output 5V 1 5A Others Reset hole Green Requirement Rohs compliance WEEE compliance SMT Green process 1 4 Hardware Specifications and Configurations ...

Page 11: ...Front View 1 Touch Screen Table 1 1 Front View 1 2 Item Touch Screen Front Camera Description 7 inch 1024 x 600 capacitive touch screen A 0 3 megapixel camera for video chatting and self portrait images Hardware Specifications and Configurations 1 5 ...

Page 12: ...Rear View 2 Rear View 1 Speakers Figure 1 2 Rear View Table 1 2 Rear View 1 Item Speakers Rear View Description Emits stereo audio 2 1 9M Pixel Rear camera 1 6 Hardware Specifications and Configurations ...

Page 13: ...USB port Reset Hole Description General 3 5mm headphone Receives audio input EXT sd card Even the computers to do data exchange Insert a pointed object such as a paper clip into the reset hole to reset the tablet to its factory defaults HDMI port HDMI output Hardware Specifications and Configurations 1 7 ...

Page 14: ...em Up volume Description Increases the tablet volume 2 Down Volume decreases the tablet volume Press and hold to turn the tablet on or off Press briefly to turn the screen on off or enter sleep mode 3 Power Button 1 8 Hardware Specifications and Configurations ...

Page 15: ...System Block Diagram Figure 1 6 System Block Diagram Hardware Specifications and Configurations 1 9 ...

Page 16: ...operating Random vibration Operating Non operating NOTE Applicable product safety standards specify thermal limits for plastic surfaces The computer operates well within this range of temperatures 1 644 grms Amplitude 105 g Amplitude 220 g 0 63 cm 0 2 48 in 0 80 0 80 25º 60º C 30º 70º C 13º 140º F 22º 158º F AC Input 100 240V AC 50 60Hz DC Output 5 V AC Input 0 3A DC Output 2 0A 191 mm 112 mm 9 9 ...

Page 17: ...TOUCH controller eMMC Mali 400 DP N A N A DDR3 1G N A N A WI FI802 11B G N N A N A ZET6221 GSL1680 8G 16G CAMERA 1 9MP rear camera 0 3MP front camera Thermal Sensor Audio codec Audio Amplifier Echo Cancellation Battery Charger Embedded Controller IC Compass Gyro G Sensor ALS Proximity N A Embedded in CPU Embedded in PMU N A VT1603A N A N A N A NC3230 N A Hardware Specifications and Configurations ...

Page 18: ...s Bus Speed FSB DMI QBI Mfg Tech Cache Size Package Core Voltage WM8880 1 5 GHz Dual Core N A N A N A N A 0 9V 1 2V No CPU Fan for this product No BIOS Setup Menu for this product No Keyboard for this product System Memory DDR3L Item Memory controller Memory size Embedded in CPU 1 GB DDR3 Specification Hardware Specifications and Configurations 1 12 ...

Page 19: ...ht CR 10 Left Vertical Upper CR 10 Lower Specification TD070VA1 177 8mm 153 6 W 90 0 H mm 1024 3 RGB 600 0 05 W 0 15 H mm 250 700 10 25 0 35W Typ 0 56W Max 112 g Typ 122 g Max 165 75 W 105 39 H 3 4 D mm Digital L R T B 75 75 70 75 No LCD Inverter for this product Display Supported Resolution LCD Panel Supported Resolution Resolution 1024 3 RGB 600 16 bits 32 bits 36 bits 48 bits others 6bit 8bit F...

Page 20: ...d model Type Specification OTHER No MIC OTHER ZC TV07 2035 0329 S4 0 卓呈 1 9M Mini Card Item Number supported Features N A N A Specification 3G Card Item Features N A Specification Hardware Specifications and Configurations 1 14 ...

Page 21: ... 48 54Mbps 802 11n MCS 0 7 HT20 HT40 CCXv2 CCXv3 CCXv4 CCXv5 WFAEC SDIO SPI Data throughput Protocol Interface Battery Item Vendor model name Battery Type Pack capacity Number of battery cell Package configuration Specification 迪比科 Li polymer 3000mAh typical 1 N A Hardware Specifications and Configurations 1 15 ...

Page 22: ...e N A N A N A Specification USB Port Item USB compliance level Modes Speed Number of USB port s Location Output Current USB2 0 Device Low Full and High 1 port for Device N A 0A micro USB port Device mode Specification HDMI Port Item Compliance level Data throughput Number of HDMI port s Location HDMI output N A Specification 1 port N A Hardware Specifications and Configurations 1 16 ...

Page 23: ...fficiency is greater than 73 9 measurement 25 50 75 and 100 load with input 115VAC and 230VAC Measured on USB port 5V 10W Specification Efficiency Output rating Card Reader Item Chipset Package Interface Maximum supported size Features Specification SD function is supported by CPU N A SDIO Follow up SD card spec Storage cards with adapter microSD System LED Indicator Item System state N A Specific...

Page 24: ...CHAPTER Diagnostic Utilities Diagnostic Utilities 2 2 Introduction 2 2 Diagnostic Tool SOP 2 2 Main Menu 2 3 2 ...

Page 25: ... to diagnose problems with its hardware components Diagnostic Tool SOP 1 On the device go to the applications screen and look for the diagnostic tool named selftest Figure 2 1 Device Applications Screen 2 Tap the ACTP icon to start the testing process 2 2 Diagnostic Utilities ...

Page 26: ...Select the function s you want to test and then tap OK to start Figure 2 2 Diagnostic Tool Main Menu 1 G sensor Test 1 Put device on a level surface and stand still 2 Push gravity calibration button if you want to calibration 3 push reset calibration button if you want to reset calibration Figure 2 3 TouchSlope Test Diagnostic Utilities 2 3 ...

Page 27: ... channel Test 3 LCD Test Tap each screen to switch to the next colored screen The screen sequece are as follows Red Green Blue Black Gray 8 Color picture 64 Gray Scale Picture H Picture White Judge the test result by tapping the Pass or Failure button Or press the Retest button to do the retest Figure 2 5 LCD Test 2 4 Diagnostic Utilities ...

Page 28: ...side of the device at an object Tap capture to test the picture taking functionality and the quality of the picture Tap Pass if the test passes Failure if the test fails or Retest to redo the test Press it changing over front camera and rear camera Press it Brings up a menu of camera functions Figure 2 7 Camera Test Diagnostic Utilities 2 5 ...

Page 29: ...8 Earphone Test 7 Earphone Mic Test Frist you must Insert the headset and then Tap the screen to start the test When Recording appears speak into the device Check the recorded sound quality when the screen shows Replaying Judge the result by tapping Pass if the test passes Failure if the test fails or Retest to redo the test Figure 2 9 Top Microphone Test 2 6 Diagnostic Utilities ...

Page 30: ...ful a message appears on the screen and the test automatically closes Otherwise can t find SD card test fail appears on the screen Tap Failure if the test fails or Retest to redo the test Figure 2 10 SD Card Test 9 TP Test Press TP test Draw five lines if draw OK then press OK Figure 2 11 TP Test Diagnostic Utilities 2 7 ...

Page 31: ...CHAPTER 3 Jumper and Connectors Location Jumper and Connector Locations 3 2 Mainboard Bottom View 3 2 Mainboard Top View 3 3 ...

Page 32: ...ottom View J17 SW3 J9 J6 J14 Figure 3 1 Mainboard Top Table 3 1 Mainboard Top Jumper and Connectors Item SW3 J17 J9 Description Reset Button HDMI Micro USB Item J6 J14 Description Micro SD Port Headphone Jack Jumper and Connector Locations 3 2 ...

Page 33: ...Figure 3 2 Mainboard Bottom Table 3 2 Item J4 J19 J16 Mainboard Bottom Jumper and Connectors Item J10 J20 J13 Description Camera LCD Connector Touch Connector Description WiFi Antenna Key button Battery Connector 3 3 Jumper and Connector Locations ...

Page 34: ...splay Issues 4 4 LCD Picture Failure 4 5 Touch Screen Failure 4 6 Internal Speaker Failure 4 7 Internal Microphone Failure 4 8 Extend Earphone Failure 4 9 USB Test Failure 4 10 Front Camera Failure 4 11 WiFi BT Function Test Failure 4 12 GPS Function Test Failure 4 13 Other Functions Failure 4 14 ...

Page 35: ... Verified Symptoms Symptoms See Figure 4 1 Power On Issues on page 4 3 Figure 4 2 No Display Issues on page 4 4 Figure 4 3 LCD Picture Failure on page 4 5 Figure 4 4 Touch Screen Failure on page 4 6 Figure 4 5 Internal Speaker Failure on page 4 7 Figure 4 6 Internal Up Microphone Failure on page 4 8 Figure 4 7 Extend Earphone Failure on page 4 9 Figure 4 8 USB Test Failure on page 4 10 Figure 4 9 ...

Page 36: ...Power On Issues If the system does not power on perform the following Start OK NG Check BATT Swap the BATT OK Swap M B Figure 4 1 Power On Issues Troubleshooting 4 3 ...

Page 37: ...isplay perform the following Start OK Can power on OK NG Go to power on Trouble shooting step Check LCD cable assembly ok OK NG Re assembly LCD cable NG Check LCD panel OK Swap M B Figure 4 2 No Display Issues Swap LCD panel 4 4 Troubleshooting ...

Page 38: ...ailure If the LCD picture fails perform the following Start OK Check LCD cable assembly ok OK NG Re assembly LCD cable NG Check LCD panel OK Swap M B Swap LCD panel Figure 4 3 LCD Picture Failure Troubleshooting 4 5 ...

Page 39: ... screen fails perform the following Start OK Check touch screen cable assembly ok OK NG Re assembly touch screen cable Check touch screen panel OK Swap M B NG Swap touch screen panel Figure 4 4 Touch Screen Failure 4 6 Troubleshooting ...

Page 40: ...Internal Speaker Failure If the internal speakers fail perform the following Start OK NG Check SPK OK Swap M B Swap SPK Figure 4 5 Internal Speaker Failure Troubleshooting 4 7 ...

Page 41: ...Internal Microphone Failure If the internal microphone fails perform the following Start OK Check the Up MIC OK Swap M B NG Swap the Up MIC Figure 4 6 Internal Up Microphone Failure 4 8 Troubleshooting ...

Page 42: ...Extend Earphone Failure If the external earphone fails perform the following Start OK Check earphone fixture OK Swap M B NG Swap earphone fixture Figure 4 7 Extend Earphone Failure Troubleshooting 4 9 ...

Page 43: ...USB Test Failure If the UBS test fails perform the following Start OK NG Check USB fixture OK Swap M B Swap USB fixture Figure 4 8 USB Test Failure 4 10 Troubleshooting ...

Page 44: ...Camera Failure If the camera fails perform the following Start OK Check the Camera B OK Swap M B NG Swap the camera B Figure 4 9 Front Camera Failure Troubleshooting 4 11 ...

Page 45: ...ion Test Failure If the WiFi and Bluetooth function tests fail perform the following Start OK Check the WiFi antenna OK Swap M B NG Swap the antenna Figure 4 10 WiFi BT Function Test Failure 4 12 Troubleshooting ...

Page 46: ...DMI Function Test Failure If the HDMI function fails perform the following Start OK Check the HDMI fixture OK Swap M B NG Swap the HDMI fixture Figure 4 11 GPS Function Test Failure Troubleshooting 4 13 ...

Page 47: ...f other functions such as G Sensor SD Gps hardware keys micro USB and reset test fail perform the following 1 2 Check the component connection to the mainboard To test for mainboard fault swap the mainboard 4 14 Troubleshooting ...

Page 48: ...5 5 Micro SD Card Installation 5 6 Rear cover Rear cover Removal 5 7 Installation 5 11 Battery Removal 5 9 Battery Installation 5 22 Mainboard Removal 5 8 Mainboard Installation 5 18 WIFI Antenna Removal 5 9 WIFI Antenna Installation 5 19 Camera Module Removal 5 9 Camera Module Installation 5 21 TP Removal 5 17 TP Installation 5 9 LCD Removal 5 17 LCD Installation 5 10 ...

Page 49: ...es on how to remove and install components from the tablet computer Recommended Equipment The following tools are required to perform maintenance on the tablet Wrist grounding strap and conductive mat Heat blower Philips screwdrivers Pointed plastic pry or similar object Tweezers Table 5 1 Assembly Screws Screw Name B TITE1 4P 3L Screw Type Quantity 2 5 2 Service and Maintenance ...

Page 50: ...on of the module removal and installation sequences It provides information on what components need to be removed and installed during servicing Micro SD Card Rear Cover Battery Key Function Mainboard WiFi Antenna Camera TP LCD Figure 5 1 Maintenance Flow Service and Maintenance 5 3 ...

Page 51: ... prior to performing any maintenance procedures 1 2 3 4 Place the system on a flat work surface Disconnect the AC Adapter and remove all cables from the system and its peripherals Make sure the system is completely powered down To make sure the system is completely powered down press and hold the Power button for 3 seconds Figure 5 2 Device Overview with Power Button 5 On the Power Off dialog box ...

Page 52: ...icro SD Card Removal 1 Press the Micro SD Card Figure 5 3 Press the Micro SD Card 2 The micro SD card bounce out and then remove the card Figure 5 4 Removing the Micro SD Card Service and Maintenance 5 5 ...

Page 53: ...Micro SD Card Installation 1 Push the micro SD card into the slot until it clicks into place Figure 5 6 Installing the Micro SD Card Service and Maintenance 5 6 ...

Page 54: ...t pull upward direction make the cover card hook drop the only place Figure 5 7 Rear Cover Opening 2 Now appears at the bottom of the cover after the opening but along the opening respectively under cover on both sides of card hook one by one gently pull outward after being left and right card hook out of the open under the cover can be removed easily Figure 5 8 Separate back cover host 5 7 Servic...

Page 55: ...e all interfaces 4 Remove the 2 PCS screws according to the need to dismantle the mainboard batteries speakers etc Figure 5 10 Remove the motherboard Service and Maintenance 5 8 Under the lid off will exhibit 1 ring motherboard A B C three FPC card buckle upward pull 90 degrees can take out FPC outward then here is 2 marked as D E F for demolition 3 Mainboard Removal ...

Page 56: ...ed to can use the small iron move after TP then put the box before the two horns in a downward direction pressure clamp products as a fulcrum to touch the cock and then use the card to the opening remove along the whole week Figure 5 12 Demolition TP CAUTION Do not Make air heat temperature is too high 5 9 Service and Maintenance Remove the camera module MIC WIFI ANTENNA TP Removal RECMOVE MIC REM...

Page 57: ...ner at the bottom of the card hook out of the open LCD again from two side of the card hook will be removed remove the LCD Figure 5 13 Demolition LCD 8 Here are all the components images Figure 5 14 All the components Service and Maintenance 5 10 LCD Removal ...

Page 58: ...board Installation on page 5 29 WLAN Antenna if not perform WLAN Antenna Installation on page 5 35 Function Key if not perform battery Installation on page 5 39 Camera if not perform battery Installation on page 5 39 Battery if not perform battery Installation on page 5 39 2 Connect the TP cable connector to the mainboard connector Figure 5 18 Connecting the TP Cable 5 11 Service and Maintenance ...

Page 59: ... LCD cable connector to the mainboard connector Figure 5 19 Connecting the LCD Cable 4 Connect the camera cable connector to the mainboard connector Figure 5 20 Connect the camera cable Service and Maintenance 5 12 ...

Page 60: ...ion cable connector to the mainboard connector Figure 5 21 Connect the Key Function cable 6 Press the WIFI antenna connector to the mainboard connector Figure 5 22 Press the WIFI antenna connector 5 13 Service and Maintenance ...

Page 61: ... to the mainboard connector Figure 5 23 Installing the Lower Case 2 of 4 8 Align and snap the left side latches to attach the lower case to the bezel Figure 5 24 Installing the Rear Cover 1 of 4 Service and Maintenance 5 14 ...

Page 62: ...ng the Rear Cover 2of 4 10 Snap the bottom side latches Figure 5 26 Installing the Rear Cover 3 of 4 11 Snap the top side latches to completely secure the rear cover to the bezel Figure 5 27 Installing the Lower Case 4 of 4 5 15 Service and Maintenance ...

Page 63: ...ocation and then corresponding icon on the right side cover c d 2 positioning card hook to respectively on the LCD makes it sink to the bottom of the positioning card hook LCD Front Cover Note check the location surface cleaning and static electricity protection tools and wear gloves operation check the material whether is consistent and keep the surface of the LCD cleaning avoid surface dust Figu...

Page 64: ...t sticker on one side and will touch screen FPC through hole on the cover area to the left corner Then has torn sticker on the left side of the touch screen on the corresponding place on the cover and then hold the touch screen on the right sie of the upper tear On the right side of the black single sided adhesive stickers on the surface and then touch screen all installed to cover the surface Not...

Page 65: ...components Put the motherboard in the corresponding position At the interface location Twist screws in this location Figure 5 28 Installation the mainboard 2 Installation the speaker on the front cover Figure 5 29 Installation the speaker Service and Maintenance 5 18 ...

Page 66: ...WIFI Antenna Installation Figure 5 30 WIFI Antenna Installation 5 19 Service and Maintenance ...

Page 67: ...Key Function Installation 1 Install the Key Function to its slot on the front cover Figure 5 31 Installing Key Function Service and Maintenance 5 20 ...

Page 68: ...Camera Installation 1 Install the camera to its slot on the front cover Figure 5 33 Install the camera 5 21 Service and Maintenance ...

Page 69: ...Battery Installation 1 Install the battery to its slot on the front cover Figure 5 34 Install the battery Service and Maintenance 5 22 ...

Page 70: ...CHAPTER 6 Field Replaceable Unit List FRU Field Replaceable Unit List 6 2 Exploded Diagram 6 3 FRU List 6 5 Screw List 6 7 5 26 5 27 ...

Page 71: ... be noted on the printed Service Guide For Acer Authorized Service Providers the Acer office may have a different part number code from those given in the FRU list of this printed Service Guide Users MUST use the local FRU list provided by the regional Acer office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defective parts users should follow local...

Page 72: ...Exploded Diagram Table 6 1 Main Assembly Exploded Diagram Figure 6 1 Main Assembly Exploded Diagram FRU Field Replaceable Unit List 6 3 ...

Page 73: ... RUBBER BACK OF FRONT BEZEL MYLAR BACK OF M B FABRIC CONDUCTER meijiada TA070VA1 meijiada TD070VA1 TD070VA1 WM8880 Cortex A9 Dual 1 5Ghz 1G 8G 0 3M 1 9M WLAN 3000mAh White Acer MP 1 60 L4EN9 001 1 LCD Moudle 60 L4EN9 002 1 1 DIGITAL LIGHT DEVICE SPEAKER CMOS camera module OTHER No MIC OTHER ZC TV07 2035 0329 S4 0 57 L4EN9 001 23 L4EN9 001 speaker 8 15 2KHz1V 14 20 3 5MM R0 hongyin TA070VA1 TD070VA...

Page 74: ...ist Brand Adapter Code 3Nod PN 423050100140 Picture 欧陆通 M CN 欧陆通 Adapter A 423050100150 TWN 欧陆通 Adapter A 423050100220 US 欧陆通 Plug 423000000140 UK 欧陆通 Plug 423000000130 EU FRU Field Replaceable Unit List 6 5 ...

Page 75: ... 1 cell 3000mAh Main Dummy P N for Tab7 1 CABLE 50 L4EN9 001 USB2 0 CABLE 80mm FOR ADAPTER 1 CABLE 50 L4EN9 002 ANTENNA WIFI 104mm 1 CASE COVER BRACKET ASSEMBLY 60 L4EN9 001 LCD COVER WHITE 1 LCD Moudle 60 L4EN9 002 TOUCH PANEL MODULE W FRONT COVER 1 DIGITAL LIGHT DEVICE 57 L4EN9 001 CMOS CAMERA MODULE W FRONT REAR CAMERA 1 SPEAKER 23 L4EN9 001 SPEAKER ...

Page 76: ... MISCELLANEO US MISCELLANEO US MISCELLANEO US MISCELLANEO US 47 L4EN9 002 47 L4EN9 003 47 L4EN9 004 47 L4EN9 005 47 L4EN9 006 GASKET TF CARD GASKET BACK of MB AL FOIL BACK COVER AL FOIL BACK OF FRONT BEZEL RUBBER BACK OF FRONT BEZEL 2 MISCELLANEO US 47 L4EN9 007 MYLAR BACK OF M B 1 MISCELLANEO US 47 L4EN9 008 FABRIC CONDUCTER Screw List 阶次 元件品号 品名 规格 单位 组成用 量 图片 1 66414104300040 screw screw B TITE...

Page 77: ...CHAPTER 7 Test Compatible Components Test Compatible Components 7 2 Android OS Environment Test 7 2 ...

Page 78: ...droid OS environment Refer to the following lists for components adapter cards and peripherals which have passed these tests Regarding configuration combination and test procedures please refer to the ICONIA TAB Compatibility Test Report released by the Acer Mobile System Testing Department Android OS Environment Test TD070VD1 TAB 7 Android OS Environment Test 7 2 ...

Page 79: ...n on all of Acer s Notebook Desktop and Server models including Service guides for all models Bios updates Software utilities Spare parts lists TABs Technical Announcement Bulletin For these purposes we have included an Acrobat File to facilitate the problem free downloading of our technical materials Also contained on this website are Detailed information on Acer s International Traveler s Warran...