Toshiba 50L3400U Service Manual Download | Manualshive

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SERVICE MANUAL

LCD Color Television

50L3400U

/U

M

/U

C

series

1
2
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Summary of Contents for 50L3400U

Page 1: ...SERVICE MANUAL LCD Color Television 50L3400U UM UC series ...

Page 2: ...CONTENTS 1 IMPORTANT NOTICE 2 GREEN PRODUCT PROCUREMENT 3 LEAD FREE SOLDER 4 SAFETY INSTRUCTION 5 FIRMWARE UPDATING 6 INTERCONNECT 7 EXPLODED VIEW 8 FACTORY MODE 1 ...

Page 3: ...sts if any incurred in connection with or as a result of such modification or alteration THE INFORMATION OR DATA HEREIN SHALL BE PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED WARRANTY OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE Toshiba shall not be liable for any damages losses expenses or costs if any incurred in connection with or as a result of use of any...

Page 4: ...ement of parts is not only confined to manufacture The same green parts used in manufacture must also be used as replacement parts LEAD FREE SOLDER This product is manufactured using lead free solder as a part of a movement within the consumer products industry at large to be environmentally responsible Lead free solder must be used in the servicing and repair of this product WARNING This product ...

Page 5: ...m the children These items may cause injury to children 5 Depending on the model use an isolation transformer or wear suitable gloves when servicing with the power on and disconnect the power plug to avoid electrical shock when replacing parts In some cases alternating current is also impressed in the chassis so electrical shock is possible if the chassis is contacted with the power on 6 Always us...

Page 6: ...ut any dangerous of electrical shocks before returning the set to the customer 11 The leakage current checking After completing the work measure the leakage current to prevent an electrical shock Plug the AC line cord directly into a 120V AC outlet Do not use an isolation transformer for this check Use an AC voltmeter having 5000 ohms per volt or more sensitivity in the following manner Connect a ...

Page 7: ...wattage etc Replacement parts which have these special safety characteristics are identified in this manual and its supplements electrical components having such features are identified by the international hazard symbols on the schematic diagram and the parts list Before replacing any of these components read the parts list in this manual carefully The use of substitute replacement parts which do...

Page 8: ...ustomers should contact Toshiba Customer Service at 800 631 3811 Toshiba Authorized Service Providers should contact Toshiba Technical Support Group Prior to using this installation procedure the correct firmware must be provided on a USB drive by Toshiba or downloaded to a USB drive from an Authorized Toshiba website Do not alter the file or folder structures Download Procedure 1 Use a USB Mass S...

Page 9: ...ter the following message appears select Yes with Left Right key and push OK key to start FW upgrade Shown in Figure 3 below NOTE This message may not appear if the TV was using a network function at the time the USB Flash Drive was connected In this case please select the ANT CABLE input and then remove and reconnect the USB Flash Drive Figure 3 ...

Page 10: ...e SW upgrade is complete If you want the TV to reboot automatically after FW upgrade select Yes If you want the TV to go to standby after the SW update select No Shown in Figure 4 below Figure 4 5 Next the following message will be displayed as shown in Figure 5 WARNING Do not unplug the TV Figure 5 ...

Page 11: ...e update is complete the TV will display the message shown in Figure 7 below The TV will then go to Standby or reboot according to the user setting selected in Step 4 Figure 7 8 Remove the USB Flash Drive from the TV 9 The firmware update procedure is now complete TOSHIBA AMERICA INFORMATION SYSTEMS INC 9740 Irvine Blvd Irvine CA 92618 http support toshiba com 2013 Toshiba America Information Syst...

Page 12: ...0 5 GND 5 GNDP 11 LED2 12 RXE0 6 GND 6 12VA 12 LED1 13 GND 7 GND 7 GND_12VA 14 GND 8 N C 8 12V2 15 GND 9 GND 9 GNDP 16 GND 10 5V_Standby 10 5V1 17 GND 11 PG 11 ACD WiFi CN3 18 GND 12 POWER_EN 12 PWON 1 5V 1 5V 19 LVDS_PWR 13 BKLT_EN 13 BLON 2 USB_DM 2 USB_DM 20 LVDS_PWR 14 5V_Standby 14 5V1 3 USB_DP 3 USB_DP 21 LVDS_PWR 15 BL_CNTRL 15 DIM 4 WAKE_UP 4 WAKE_UP 22 LVDS_PWR 5 GND 5 GND 23 LVDS_PWR 24 ...

Page 13: ...MODE Entering into factory Mode Timer Clear Reset the timer which records hours of LCD panel burn in In tuner mode press key next press EXIT key then press ENTER key on the remote control to enter factory mode ...

Page 14: ...K29A00000I 75037883 WIFI MODULE 13 E165 AMRP50T030I 75037891 BRAKET MAIN 14 E110 39C0FY51L01 75037889 UNITCOVER ASSY 21 E102 APRP50T020I 75037570 DECO PLATE ASSY 22 E130 39C0FY51L02 75038342 KEY PLATE ASSY 23 E320 GA05009080I 75036667 POWER CORD 24 E400 PK11V02040I 75037885 REMOCON HAND UNIT 25 E160 AMRP50T010I 75037550 BRACKET ASSY STAND LEFT 26 E162 AMRP50T020I 75037551 BRACKET ASSY STAND RIGHT ...

Page 15: ...n Panel ID Marking Marking Marking A J S B K T C L U D M V E N W F P X G Q Y H R Z 1 9 Model Panel Information 50L3400U 284 50L3400UC 50L3400UM C1 V500HJ1 ME1 When the panel version is updated within the same panel vendor the last digit will be incremented by 1 Panel ID Panel Model SET ID IPS 14th digit Panel Vendor SHARP Panel Vendor SAMSUNG LPL LGD Panel ID in Global Serial No 13th digit Panel V...

Page 16: ...REV 04 05_13_2014 ...

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