SERVICE MANUAL - 13thmonkey.org
Contents
1. Data Transfer Mode 7 Confirm the READER drive of this unit is recognized 8 Make the following folder under the READER drive of this unit testmode data 9 Copy the text file made in step 3 to the data folder made in step 8 Then change the file name to Vcom dt PRS T1 10 Copy the file for the test mode from PC to directly under the READER drive of this unit Note 2 When the file for the test mode already exists directly under the READER drive of this unit the file for the test mode need not be newly copied 11 Remove this unit and USB cable MICRO B from PC 12 Enter the test mode Refer to HOW TO ENTER THE TEST MODE page 8 13 Touch the Write VCOM in the test mode menu and confirm current unrenewed VCOM voltage is displayed Example 1854 mV in the figure below Test Mode Version X X X Target storage Internal Test Panal Update Waveform IR LED Level Q Write VCOM Status 1854mV Whould you like to write New value 2030mV CV Battery WWAN ON Reboot Noi Factory Initialize WWAN OFF Example of displaying current unrenewed VCOM voltage 14 Touch the Yes it starts rewriting the VCOM voltage 15 Confirm the VCOM voltage has been updated 15 WWAN ON This mode is not used in servicing 16 WWAN OFF This mode is not used in servicing 17 IR LED Level This mode is not used in servicing 18 Check 3G Module This mod2. J5047 FPC1 confirm the inserted direction FPC M J5047 FPC1 JACK board convex part s EP O chassis assy IE Pull out FPC M J5047 S FPC1 from the slit Front bottom view PRS T1 SECTION 3 TEST MODE PREPARATION OF THE TEST MODE Prepare the following before executing the test mode e PC e USB cable for PC connection MICRO B e File for the test mode Note Confirm the method of obtaining the file for test mode to each ser vice headguarters HOW TO ENTER THE TEST MODE Procedure 1 Press the key to turn the power on 2 Confirm the HOME menu was completely displayed and con nect this unit to PC by the USB cable MICRO B 3 Confirm the USB connection screen displayed and touch the Data Transfer Mode 4 Confirm the READER drive of this unit is recognized 5 Copy the file for the test mode from PC to directly under the READER drive of this unit 6 Remove this unit and USB cable MICRO B from PC 7 Confirm the HOME menu was completely displayed and press the key as following order Pll 151 8 After a while the test mode menu is displayed and this unit enters the test mode Version X X X Target storage Internal Test Panal Update Waveform IR LED Level Drawing with i Reset Device Lock Check 3G Module Points f Check User TP Coordinate Power Off History Test All Key Log Extact 1 Switch ADB i Check Test Battery Life Fake MoAk
3. assy and case front assy Then slide it to arrow direction to remove claws of case rear assy Left side case rear assy G five claws SE GS gt case front assy Insert the jig in the gap between case rear assy and case front assy Then slide it to arrow direction to remove claws of case rear assy Note Please spread a sheet under a unit not to injure case front case rear assy case rear assy case front assy q Insert the jig in the gap between case rear assy and case front assy Then slide it to arrow direction to remove claws of case rear assy five claws Rear bottom view 2 3 MAIN BOARD 0 shell AN WLAN antenna connector three screws M1 4 x L2 i copper leaf PWB Rear bottom view WLAN antenna wire setting WLAN antenna conductor part r 5 without film ki S PRS T1 e Battery assy BAT1 wire setting battery assy BAT1 be TSSA t PL Te gt VA A Y as KD bee ku K kr j ZBA SOZOVV9O L R ki a i UM9 7 9AS OddHW9ZPLSII gt z Lk 70 pe ier copper leaf PWB white red black seven screws M1 4 x L2 MAIN board Note 1 Please spread a sheet under a unit not to injure case front Remove three solders of wire of battery assy BAT1 Note 2 When soldering refer to ABOUT THE LEAD WIRE OF BATTERY AS
4. 4 264 211 21 SCREW 0 Z M1 4X1 6 14 Ref No Part No 1 839 534 11 4 288 610 12 4 288 610 22 4 288 610 32 4 288 610 41 4 288 610 51 X 2582 530 1 SECTION 5 ACCESSORIES Description Remark CABLE USB MICRO B USB cable QUICK START GUIDE PAPER ENGLISH FRENCH QUICK START GUIDE PAPER GERMAN DUTCH AEP UK QUICK START GUIDE PAPER SPANISH ITALIAN AEP UK QUICK START GUIDE PAPER FINNISH SWEDISH AEP UK QUICK START GUIDE PAPER DANISH NORWEGIAN AEP UK STYLUS ASSY Stylus PRS T1 15 PRS T1 REVISION HISTORY Checking the version allows you to jump to the revised page Also clicking the version at the top of the revised page allows you to jump to the next revised page Ver Date Description of Revision 2011 09
5. COVER SLOT RED CASE REAR WHITE CASE REAR BLACK CASE REAR RED SHEET CARD LED for WHITE PRS T1 4 2 CHASSIS SECTION e Rear side view 52 Note 1 Confirm the operation after pressing the button of the main unit bottom without fail when soldering the BATTERY ASSY BAT1 to the MAIN board Note 2 When replacing the WLAN antenna ANT1 refer to NOTE OF REPLACING THE WLAN ANTENNA page 2 Ref No Part No Description Remark Ref No Part No Description Remark 51 4 287 952 01 SHEET CABLE 54 A 1833 206 A CASE FRONT ASSY RED 52 3 080 204 11 SCREW TAPPING P2 ANT1 1 754 788 11 ANTENNA WLAN 53 4 287 942 01 SHEET AL BAT1 A 1832 983 A BATTERY ASSY 54 A 1832 979 A CASE FRONT ASSY WHITE 54 A 1833 201 A CASE FRONT ASSY BLACK 13 PRS T1 4 3 ORNAMENT SECTION 107 Note When replacing the MAIN board or CHASSIS ASSY IIE1 refer to NOTE OF REPLACING THE COMPLETE MAIN BOARD OR CHASSIS ASSY page 2 Ref No Part No Description Remark Ref No Part No Description Remark 101 2 587 733 01 SCREW PWH 107 4 287 943 01 LEAF PWB COPPER 102 4 283 797 01 LIGHT GUIDE 108 4 408 115 01 SHEET 4X3 ADHESIVE 103 4 292 680 01 SHAFT M1 4XL2 FPC1 1 884 637 1411 FPC M J5047 104 A 1832 986 A JACK BOARD COMPLETE IIE1 A 1832 982 A CHASSIS ASSY 105 X 2582 657 1 MAIN BOARD COMPLETE for SERVICE Including INK INDICATOR 6 inch ELEMENT 106
6. SERVICE MANUAL Ver 1 0 2011 09 Note Be sure to keep your PC used for service and checking of this unit always updated with the latest version of your anti virus software In case a virus affected unit was found during service contact your Service Headguarters I Model name PRS T1 I Power source Built in rechargeable battery 3 7 V DC 1000mAh USB powered from a computer or the optional AC Adapter PRSA AC10 PRSA AC1A sold separately via the supplied USB cable I Battery life continuous page turn Maximum Battery Approximately 14 000 continuous page turns when reading only Measured using a text based content in ePub format and a fully charged battery consecutive page turns at approximately one second per page under the recommended operating temperature Actual battery life may vary based on usage patterns and individual device I Charging time Computer based charging Approximately 2 5 hours AC Adapter PRSA AC10 PRSA AC1A sold separately based charging Approximately 2 hours I Internal Memory Capacity for data storage Approximately 1 4 GB after initial setting Depending on size of pre loaded excerpts available memory capacity may vary I Operating Charging temperature 5 C to 35 C 41 F to 95 F I Dimensions w h d Approximately 110 x 173 x 8 9 mm 4 3 8 x 6 7 8 x 3 8 inches Sony the Sony logo Reader BBeB and their logos are either trademarks or registered trademarks of Sony Corp
7. SY BAT1 page 2 FPC M J5047 FPC1 MAIN board sga SOZIAL a EE UMIT ASI Od9WN9t S1 L v0L ES97L i fr PRS T1 2 4 CASE FRONT ASSY sheet AL WLAN antenna connector three tapping screws three tapping screws P2 Remove six claws in order of the arrow Note Please spread a sheet under a unit not to injure case front Remove five claws in order of the arrow Rear bottom view Remove six claws in order of the arrow WLAN antenna wire setting WLAN antenna ag conductor part T s without film e SEE yi MAIN board 7 s Zz vv9 0il V i A g T TASOJN SIT L b0L ES9 L ir PRS T1 2 5 BATTERY ASSY BAT1 e Battery assy BAT1 wire setting v battery assy BAT1 sheet cable sin g battery assy BAT1 IEW SOZOVVOOLL 7 umo H QAS OddHW9ZP LSI Remove three solders of wire lt f LL vOL S8 b of battery assy BAT 1 ee an s Note 2 When soldering refer N to ABOUT THE LEAD JE WIRE OF BATTERY ASSY BAT1 page 2 S z red black Note 1 Please spread a sheet under a unit not to injure case front Rear bottom view 2 6 CHASSIS ASSY IIE1 JACK BOARD three screws BRL PWH light guide three screws PWH three screws M1 4xL2 T JACK board G FPC M J5047 FPC1 Note When installing the FPC M
8. The following files can be managed on the Reader software and transferred to the Reader device However depending on the file size and format it may not be possible to view display play some data l Books EPUB files epub EPUB OPS version 2 0 supported PDF files pdf Support is based on the PDF 1 6 specification Text files txt Audio e MP3 files mp3 The following specifications should be met in order to import an MP3 file Bit rate 8 to 320 kbps Sampling frequency 8 to 48 kHz File must be unsecured e AAC files mp4 m4a Raw AAC is not supported The following specifications should be met in order to import an AAC file Bit rate up to 160 kbps Sampling frequency 8 to 48 kHz File must be unsecured l Pictures JPEG files jpg jpeg GIF files gif PNG files png BMP files bmp Note Ifthe size of a picture that you transferred with the Reader software is too large a thumbnail may not be created on the Reader and the picture may not be displayed in the Pictures content list In this case delete the picture via the Reader software Foran animated GIF file only the first frame will be shown FLEXIBLE CIRCUIT BOARD REPAIRING e Keep the temperature of soldering iron around 270 C during repairing e Do not touch the soldering iron on the same conductor of the circuit board within 3 times e Be careful not to apply force on the con
9. anges into grayscale color Press the lt gt keys the grayscale color changes sequentially as shown in the figure below gt ia BLACK DARK GRAY lt LIGHT GRAY WHITE lt lt lt Releasing method Press the 5 key return to the test mode menu 2 Drawing with Points This mode is not used in servicing 3 TP Coordinate This mode is not used in servicing 4 Test All Key This mode is not used in servicing 5 Test Battery Life This mode is not used in servicing 6 Version confirmation This mode is not used in servicing 7 Check Battery This mode is not used in servicing 8 Factory Initialize This unit can be returned to the state of the factory shipment Procedure 1 Touch the Factory Initialize in the test mode menu Would you like to execute Factory Initialize Screen display 2 When Yes is touched the deletion of all histories and reset of all settings are executed then this unit turn the power off PRS T1 9 Update Waveform LUT rewriting and the LUT update confirmation can be executed As for INK INDICATOR 6inch ELEMENT the parameter that rewrites the screen of each FPL lot number and TFT vender are different This parameter is called LUT Look Up Table Therefor you need to rewrite the LUT when replacing the com plete MAIN board or CHASSIS ASSY including INK INDICA TOR 6inch ELEMENT However rewriting is not r
10. c wwv_parser exe o c lut bin c V file name of WF file Example of inputting command c Wwwv_parser eXe o c Mlut bin c NV220_C036_60_WG0303 EDO060SC7C1_BTC wbf c wwv_parser exe o c Vut bin c Input the provided WF file name to this part is invariable wwv_parser exe is a name of provided WF file translation tool lut bin is a file converted into the form that can be stored in the device The lut bin file is generated to directly under the C drive 6 Press the key to turn the power on 7 Confirm the HOME menu was completely displayed and con nect this unit to PC by the USB cable MICRO B 8 Confirm the USB connection screen displayed and touch the Data Transfer Mode 9 Confirm the READER drive of this unit is recognized 10 Make the following folder under the READER drive of this unit testmode data 11 Copy the lut bin file made in step 5 to the data folder made in step 10 12 Copy the file for the test mode from PC to directly under the READER drive of this unit Note 2 When the file for the test mode already exists directly under the READER drive of this unit the file for the test mode need not be newly copied 13 Remove this unit and USB cable MICRO B from PC 14 Enter the test mode Refer to HOW TO ENTER THE TEST MODE page 8 15 Touch the Update Waveform in the test mode menu and confirm curren
11. ce Pack 3 or later bit only Windows XP Media Center Edition 2004 amp 2005 with Service Pack 3 or later Mac OS X 10 7 64 bit only Mac OS X version 10 7 or later Mac OS X 10 6 32 64 bit Mac OS X version 10 6 6 Mac OS X 10 5 32 bit only Mac OS X version 10 5 8 The Reader software also requires at minimum the following computing environment Requirement peas 1 GHz Intel processor Free space on hard disc 250 MB or more 1 024 x 768 display resolution with 24 bit color Broadband internet connection Depending on the content amount more space may be required Note The Reader software is not supported with the following An operating system other than those listed above A personally built computer or operating system A multi boot environment A multi monitor environment PRS T1 SECTION 2 DISASSEMBLY This set can be disassembled in the order shown below 2 1 DISASSEMBLY FLOW 2 2 CASE REAR ASSY Page 4 2 3 MAIN BOARD Page 5 2 4 CASE FRONT ASSY 2 5 BATTERY ASSY BAT1 Page 6 Page 7 2 6 CHASSIS ASSY IIE1 JACK BOARD Page 7 PRS T1 Note Follow the disassembly procedure in the numerical order given 2 2 CASE REAR ASSY e JIG When disassembling the set use the following jig Part No 9 913 402 33 Tool for Disassembly Top side case rear assy s mag Lo Vess V case front assy Insert the jig in the gap between case rear
12. ductor when soldering or unsoldering CAUTION Danger of explosion if battery is incorrectly replaced Replace only with the same or equivalent type DIGITAL BOOK READER SONY PRS T1 SECTION 1 SERVICING NOTES NOTE THE EACH BOARDS REPAIRING The mount parts on each boards installed in this set cannot ex change with single When the each boards are damaged exchange the entire mounted board NOTE OF REPLACING THE COMPLETE MAIN BOARD OR CHASSIS ASSY Please do the following work when you exchange complete MAIN board or CHASSIS ASSY Note INK INDICATOR 6inch ELEMENT is included in CHASSIS ASSY e REWRITING THE LUT Refer to 9 Update Waveform on page 9 e Write VCOM Refer to 14 Write VCOM on page 11 ABOUT THE LEAD WIRE OF BATTERY ASSY BAT1 Confirm the operation after pressing the button of the main unit bottom without fail when soldering the BATTERY ASSY BAT1 to the MAIN board sies a o gt RESET button NOTE OF REPLACING THE WLAN ANTENNA Please do the following work when you exchange WLAN AN TENNA Manually setting a Wi Fi connection You can set up a Wi Fi network connection manually by inputting the required information for connection Make sure to turn on Wi Fi and tap Wi Fi Settings on the Wireless Network Settings screen Alternatively you can turn on Wi Fi by tapping the status bar and tapping Wi Fi Settings 1 Tap Add Wi Fi Network W
13. e is not used in servicing 19 Check User History This mode is not used in servicing 20 Switch ADB This mode is not used in servicing 21 Fake MoAkey This mode is not used in servicing 22 Reboot Normal This mode is not used in servicing 23 Reboot Recovery This mode is not used in servicing 24 Log Extact 2 Flush This mode is not used in servicing 11 PRS T1 Note e XX and X mean standardized parts so they may have some difference from the original one e Items marked 4 1 Ref No on ea nana D 12 Part No 4 283 803 01 4 283 803 11 4 283 803 21 4 292 694 01 4 408 115 01 4 283 802 01 4 283 800 01 are not stocked since they are seldom required for routine ser vice Some delay should be anticipated when ordering these items SECTION 4 EXPLODED VIEWS plied ample CASE REAR SECTION Remark Description BUTTON POWER WHITE BUTTON POWER BLACK BUTTON POWER RED SHEET POWER LED SHEET 4X3 ADHESIVE WINDOW ACCESS COVER SLOT WHITE e The mechanical parts with no reference number in the exploded views are not sup e Color Indication of Appearance Parts Ex KNOB BALANCE WHITE RED 1 T Parts Color Cabinets Color Ref No 5 5 6 NO O Part No 4 283 800 11 4 283 800 21 4 283 799 01 4 283 799 11 4 283 799 21 4 411 916 01 Description Remark COVER SLOT BLACK
14. equired if the FPL lot number and TFT vender are the same Note 1 LUT is written in IC2001 on the MAIN board Procedure 1 The LUT confirm method is different according to replaced parts When the complete MAIN board is replaced Disassemble this unit until the FPL lot number and TFT vender are seen Refer to 2 DISASSEMBLY pages 3 to 7 and confirm the FPL lot number and TFT vender referring to the figure below Record the confirmed the FPL lot number and TFT vender by taking the memo etc Flexible board of INK INDICATOR 6inch ELEMENT EDO60SCE LF FME60B506 MAR T E4KR28 01L5V00111AT 4 TFT vender FPL lot number When the CHASSIS ASSY including INK INDICATOR 6inch ELEMENT is replaced Confirm the FPL lot number and TFT vender described on the label of new CHASSIS ASSY including INK INDICATOR 6inch ELEMENT Record the confirmed the FPL lot number and TFT vender by taking the memo etc 2 Replace complete MAIN board or CHASSIS ASSY including INK INDICATOR 6inch ELEMENT for new parts and as semble this unit 3 Confirm the following data to the service headquarters e WF file corresponding to the recorded FPL lot number and TFT vender e WF file translation tool wwv_parser exe 4 Copy the file and the tool obtained in step 3 to directly under the C drive of PC Windows XP or more is recommended PRS T1 5 Start the command prompt and execute the following com mands
15. ey Write VCOM Reboot Normal Confirmation Check Battery WWAN ON Reboot Recovery Log E 2 Factory Initialize WWAN OFF itt Screen display RELEASING THE TEST MODE Procedure 1 Press the 5 key and confirm the HOME menu was com pletely displayed 2 Connect this unit to PC by the USB cable MICRO B 3 Confirm the USB connection screen displayed and touch the Data Transfer Mode 4 Confirm the READER drive of this unit is recognized 5 Delete the file for the test mode from directly under the READER drive of this unit 6 Remove this unit and USB cable MICRO B from PC 7 Confirm the HOME menu was completely displayed and press the key as following order and confirm that the test mode does not enter 1191951 8 Press the D key for 5 seconds or more and touch the Yes to turn the power off Note Never forget to delete the file for the test mode 8 OPERATION OF EACH MODE 1 Test Panel The panel can be checked Procedure 1 Touch the Test Panel in the test mode menu 2 The image file is displayed image files of in the directly as testmode images The format that can be treated is bmp jpeg gif and png The all image files are transformed into the 600 x 800 size and the linear interpolation processing of pixel is done 3 Press the lt gt keys the image files are chenged Note If there are no image files the screen ch
16. i Fi the Wi Fi CERTIFIED logo WPA WPA2 and Wi Fi Protected Setup are trademarks or registered trademarks of Wi Fi Alliance All other system names and product names appearing in this document are the registered trademarks or trademarks of their respective owners Further the trademark and registered trademark symbols are not indicated throughout this document Program 2011 Sony Corporation Documentation 2011 Sony Corporation 9 893 299 01 2011133 1 O 2011 09 Sony Corporation Published by Sony Techno Create Corporation SPECIFICATIONS Approximately 168 g 5 9 oz I Mass I Display 152 4 mm 6 inch diagonal electrophoretic display 600 x 800 pixels 16 level grayscale Wi Fi Wireless standards IEEE 802 11b g n compliant Wireless security WEP Open System WEP Shared Key WPA PSK TKIP WPA PSK AES WPA2 PSK TKIP WPA2 PSK AES Expansion slots microSD card slot SD cards are made to standards and are commonly used as storage media for portable devices microSD and microSDHC cards are members of the SD card family The Reader supports the following card types microSD and microSDHC cards Up to 32 GB microSD cards of up to 32 GB has been tested to work with the Reader however not all microSD cards are guaranteed to work l Supplied items USB cable x 1 Stylus x 1 Quick Start Guide PRS T1 US Model Canadian Model AEP Model UK Model Supported File Types
17. i Fi Settings Scan Scan Wi Fi networks WPS Push Button Configuration Automatic Setup Add Wi Fi Network Manual Setup Wi Fi Networks k7 Secured with WEP N Tap Manual Registration Tap the SSID input area and type in using the on screen keyboard D Tap the Security Method menu the default value is Open and then tap the supported security type 5 Tap the Wachtwoord input area and type in your password using the on screen keyboard and then tap Gereed Save Tap the saved network SSID in the Wi Fi Networks list on the Wi Fi Settings screen If prompted for a password tap the input area and type in the password using the on screen keyboard 8 Tap Connect The Reader connects to the Wi Fi network The Wi Fi connection status is displayed in the status bar D System Requirements The Reader software will work with the following operating systems Windows 7 Starter Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Ultimate Microsoft Windows 7 32 64 bit Windows Vista Home Basic with Service Pack 2 or later Windows Vista Home Premium with Service Pack 2 or later Windows Vista Business with Service Pack 2 or later Windows Vista Ultimate with Service Pack 2 or later Microsoft Windows Vista 32 64 bit Windows XP Home Edition with Service Pack 3 or later Microsoft Windows XP 32 Windows XP Professional with Servi
18. ltage for INK INDICATOR 6inch ELEMENT is individually different Therefor when replacing the complete MAIN board or CHASSIS ASSY including INK INDICATOR 6inch ELEMENT you need to rewrite the VCOM voltage Procedure 1 The VCOM voltage confirm method is different according to replaced parts When the complete MAIN board is replaced Disassemble this unit until the VCOM voltage is seen Refer to 2 DISASSEMBLY pages 3 to 7 and confirm the VCOM voltage referring to the figure below Record the confirmed the VCOM voltage by taking the memo etc Flexible board of INK INDICATOR 6inch ELEMENT VCOM voltage When the CHASSIS ASSY including INK INDICATOR 6inch ELEMENT is replaced Confirm the VCOM voltage described on the label of new CHASSIS ASSY including INK INDICATOR 6inch ELE MENT Record the confirmed the VCOM voltage by taking the memo etc 2 Replace complete MAIN board or CHASSIS ASSY including INK INDICATOR 6inch ELEMENT for new parts and as semble this unit 3 Make the text file on PC and write the VCOM voltage con firmed in step 1 Note 1 The VCOM voltage is described by the unit of mV that omits minus Example Write 2030 when it is printed on the label as 72 03 V 4 Press the O key to turn the power on 5 Confirm the HOME menu was completely displayed and con nect this unit to PC by the USB cable MICRO B 6 Confirm the USB connection screen displayed and touch the
19. oration EPUB is a registered trademark of the IDPF Frutiger Univers Helvetica and Palatino are trademarks of Linotype Corp registered in the United States Patent and Trademark Office and may be registered in certain jurisdictions in the name of Linotype Corp or its licensee Linotype GmbH Bitstream is a registered trademark and Dutch Font Fusion and Swiss are trademarks of Bitstream Inc Microsoft Windows Windows Vista and Windows Media are trademarks or registered trademarks of Microsoft Corporation in the United States and or other countries Macintosh and Mac OS are trademarks of Apple Inc registered in the U S and other countries This PRS T1 contains Adobe Reader Mobile software under license from Adobe Systems Incorporated Copyright 1995 2011 Adobe Systems Incorporated All rights reserved Adobe and Reader are trademarks of Adobe Systems Incorporated MPEG Layer 3 audio coding technology and patents licensed from Fraunhofer IIS and Thomson This product includes software developed by the OpenSSL Project for use in the OpenSSL Toolkit http Awww openssl org Copyright 1998 2011 The OpenSSL Project All rights reserved This product includes cryptographic software written by Eric Young eay cryptsoft com This product includes software written by Tim Hudson tjh cryptsoft com For details on OpenSSL License refer to End User License Agreement in About at Settings on the Reader W
20. t unrenewed LUT version is displayed Ex ample 0000112344567789 in the figure below Update waveform Current Example of displaying current unrenewed LUT version 16 Touch the Yes it starts rewriting LUT version 17 After about 10 seconds screen changes into all white 18 Press RESET key and reboot this unit 19 Enter the test mode again and confirm LUT version has been updated 10 10 Reset Device Lock When the Device Lock is effective it can be released Note When this mode is performed it is necessary to reboot this unit and to validate the settings Touch the Reboot Normal in the test mode menu Procedure 1 Touch the Reset Device Lock in the test mode menu 2 When the Device Lock is effective the following screen is dis played Touch the Yes the Device Lock becomes invalid It returns to the test mode menu when No is touched Reset Device Lock Status Locked Would you like to unlock Screen display When the Device Lock is not effective the following screen is displayed Touch the OK return to the test mode menu Reset Device Lock Status Unlocked Screen display 11 Power Off This mode is not used in servicing 12 Log Extract 1 This mode is not used in servicing 13 Check Temperature This mode is not used in servicing 14 Write VCOM In this mode the VCOM voltage can be rewritten The VCOM vo
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