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ERAE Electronics Industry elt3220 Service Manual

ERAE Electronics Industry elt3220 Manual Online:

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ERAE Electronics Industry elt3220 User Manual
ERAE Electronics Industry elt3220 User Guide
ERAE Electronics Industry elt3220 Online Manual

Text of ERAE Electronics Industry elt3220 User Guide:

  • ERAE Electronics Industry elt3220, ◐ ◐ CONTENTS CONTENTS ◑ ◑ v SPECIFICATION SPECIFICATION ……………………………………………… ……………………………………………… .. 3 .. 3 v v ELECTRICAL INSPECTION OF LCD PANEL ELECTRICAL INSPECTION OF LCD PANEL ……………… ……………… .. 4 .. 4 v v MODULE PRECAUTIONS MODULE PRECAUTIONS …………………………………… …………………………………… .. 8 .. 8 v v TROUBLE SHOOTING TROUBLE SHOOTING ………………………………………… ………………………………………… 11 11 v v REPLACEMENT MET

  • ERAE Electronics Industry elt3220, uSPECIFICATION q TV 1. Input Signal : PAL, SECAM, SD, HD, VGA ~ SXGA 2. Tuner : PAL, SECAM 3. Input Voltage : AC 100V ~ 240V, @50/60Hz, 3.5A(MAX) 4. Power Consumption : 125W (Typical) 5. LCD Module : V320 (CMO) 6. Feature : -AV Input-Component1 Input (DVD) -Component2 Input (DTV)-D-SUB (Analog RGB 15 PIN) -Digital RGB (DVI-D) -S-video 2 input -S-Video1 Input-Composite1 Input -Composite2 Input -Headphone -SCART1 Input (Full)-SCART2 Input (Half) -Tuner (PAL, SECAM)-Audio Input (Composite, Component1/2, S-Video, PC) -RS-232C (9 pin), TCP/IP Support (0 ~ 254set) 7. Function : A

  • ERAE Electronics Industry elt3220, u Electrical Inspection of LCD Panel Quality Assurance Dept. Quality Assurance Dept. 4/26 (1)The Definition of the Dot Defect: If the size of dot defect is large than ½ single dot, it can be regarded as one dot defect. a) Bright dot: Dot appears in bright display and the size is fixed in black pattern. (It excludes the particle issue andCF defect.) b) Dark dot: Dot appears in dark display and the size is fixed in pure red, green, blue pattern. (It excludes the particle issue.) c) 2 dot adjacent = 1pair = 2pair, the phenomenon is shown as below: 2 dot adjacent 2 dot adja

  • ERAE Electronics Industry elt3220, u Electrical Inspection of LCD Panel Quality Assurance Dept. Quality Assurance Dept. 5/26 Not allowableFunctional failure (V-line/H-line/Cross line etc.) Judged by 3% ND Filter in 50% gray pattern. (If both customer and CMO agree mutually, CMO will set up limit sample and apply to the criteria with the customer. Mura 0.15<W≤0.25mm, 0.3<L ≤10mm,N ≤4Foreign Black/ White/ Bright Line 0.5<D≤1.2mm, N ≤10Foreign Black/ White/ Bright spot N ≤ 7 Total bright and dark dot L ≥ 5mmMinimum Distance Between Dark dots N ≤ 03 dots adjacent or more N ≤ 22 dots adjacent N ≤ 7Random Dark dot L ≥ 5mmMinimum Distance Between Bright dots N ≤ 03 dots adjacent or m

  • ERAE Electronics Industry elt3220, u Electrical Inspection of LCD Panel Quality Assurance Dept. Quality Assurance Dept. 6/26 0.3<D≤1.2mm, N≤10 Dent/Air Bubble 0.15<W≤0.25mm, 0.3<L≤10.0mm, N≤4. Polarizer Scratches The stain, which can’t be wiped off, is not permitted. Stain on Polarizer Out of spec. is not permitted. Outline size Oxidized/rusty connector is not permitted. Connector Incorrect position, missed label is not permitted. Tape/Label The crack is not permitted.Crack No display of backlight unit is not permitted.Bre

  • ERAE Electronics Industry elt3220, u Electrical Inspection of LCD Panel Quality Assurance Dept. Quality Assurance Dept. 7/26 -Classification Table of defects MinorPolarizer bubble appears in displayPolarizer bubble MinorUniformility is appeared in displayMura MinorForeign material appears in displayForeign material MinorPolarizer is damaged on the surface Scratch and Dent on polarizer MinorBright dot, dark Dot or dot adjacent appear in displayDots defect MajorAbnormal signal outputs in displayIrregular display MajorNo signal outputs in displayNo display MajorAbnormal cross line appears in displayCross line MajorAbnormal line appears in horizontal directionHorizontal line MajorAbnormal line appears in

  • ERAE Electronics Industry elt3220, u Module Precautions 1. GENERAL PRECAUTIONS 1.1 Handling (a) When the module is assembled. It should be attached to the system firmly using every mounting holes. Be careful not to twist and bend the modules. (b) Refrain from strong mechanical shock and/or any forceto the module. In addition to damage, this may cause improper operation or damage to the module and CCFT back-light. (c) Note that polarizers are very fragile and could be easily damaged. Do not press or scratch the surface harder than a HB pencil lead. (d) Wipe off water droplets or oil immediately. If you leave the droplets for

  • (i) Use finger-stalls with soft gloves in order to keep display clean during the incoming inspection and assembly process. (j) Do not disassemble the module. (k) Do not pull or fold the lamp wire. (l) Do not adjust the variable resistor which is locatedon the module. (m) Protection film for polarizer on the module shall beslowly peeled off just before use so that the electro

  • ERAE Electronics Industry elt3220, 1.3 Operation (a) Do not connect, disconnect the module in the “Power On” condition. (b) Power supply should always be turned on/off by “Power on/off sequence”. (c) Module has high frequency circuits. Sufficient suppression to the electromagnetic interference shall be done by system manufactures. Grounding and shielding methods may be important to minimize the interference. (d) The cable between the back-light connector and its inverter power supply shall be a minimized length and be connected directly. The longer cable between the back-lig

  • Quality Assurance Dept. Quality Assurance Dept. u Trouble Shooting 1. No Power Nothing output of image. Check Input of AC. Connect plug with the set. Check ST-BY LED ON, Main S/W ON. (AC ON) Check AC Line Fuse and Replace the PSU Check ST-BY LED COLOR Replace the A/D BOARD. Check the set condition after dc power on. Check the IR board or A/D and replace the defect B/D. Confirm the No display s

  • ERAE Electronics Industry elt3220, u Trouble Shooting 2. No Video Abnormal Picture. Check the ST-BY LED. Check the function of remote controller. (power on/off) Check the inverter cable and LVDS cable. Check the IR B/D or A/D and Replace the defective B/D. (power on/off) LCD PANEL DEFECTIVE. Check the PSU or A/D and Replace the defective B/D. Quality Assurance Dept. Quality Assurance Dept. Normal Normal Normal Abnormal Abnormal 12/26

  • ERAE Electronics Industry elt3220, u Trouble Shooting 3. No Sound Check the connection of speaker to set after set reset. Check the condition after swap the A/D. Check the FFC cable between I/O and A/D. Check the condition after swap the I/O. Quality Assurance Dept. Quality Assurance Dept. 13/26

  • u Trouble Shooting 4. Not Searching on TV Check the FFC cable between A/D and Tuner B/D. Check the condition after swap the A/D B/D. Check the condition after reset the set. Quality Assurance Dept. Quality Assurance Dept. 14/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u Replacement Method of parts 1. PSU B. Remove the back cover 1. Remove the back cover from the set. 2. Marked screw’s kind by position color. A. Make it ready 1. Lay the product down on the soft mat for protection. 2. Remove the stand from the product by taking the screws(red) out as per the picture. 3. Keep the stand away from any possible scratches. 4. Locate the eliminated screws in safe for later use. 15/26 BH M 5X16 ZB Torque 10±1kgf.㎝ BH M 5X10 ZB BH M 4X10 ZB Torque 10±1kgf.㎝ BH TT 4X10

  • Quality Assurance Dept. Quality Assurance Dept. D. Check Points 1. Insulator should be placed under the PSU, when PSU is fixed on the set. 2. Double check the connection of cable before reassembling. C. Replace the new PSU 1. Remove the wire from the PSU. 2. Replace the new PSU. u Replacement Method of parts 1. PSU 16/26 PSU

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. A. Make it ready 1. Lay the product down on the soft mat for protection. 2. Remove the stand from the product by taking the screws(red) out as per the picture. 3. Keep the stand away from any possible scratches. 4. Locate the eliminated screws in safe for later use. u Replacement Method of parts 2. A/D (main) Board 17/26 BH M 5X16 ZB B. Remove the back cover 1. Remove the back cover from the set. 2. Marked screw’s kind by position color. Torque 10±1kgf.㎝ BH M 5X10 ZB

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. 3. Locate the eliminated screws in safe for later use. C. Remove the shield main and jack housing 1. Remove the shield main from the set. (BH M 3X6 ZN) 2. Remove the jack housing from the a/d and tuner board. (BH T 3X8 2S ZB, SPECIAL WASHER, SPECIAL NUT) u Replacement Method of parts 2. A/D (main) Board 18/26 BH M 3X6 ZN Special Nut Special Washer BH T 3X8 2S ZB

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u Replacement Method of parts 2. A/D (main) Board 4. Observe to use suitable screws when do disjointing and assembly. D. Replace the new A/D board 1. Remove the power cable and LVDS cable from the defective A/D board. 2. Must observe lest cable should be damaged at FFC cable separation. 3. Replace the new A/D board. A/D TUNER BH M 3X6 ZN 19/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. *Extra Check Points 1. Check out if the same problem occurs even after the reassembling. 2. If fine, commit an aging test no less than 10minutes. 3. Apply the input/output function of Composite, S-Video, Component Audio and Video, and check out if they work well. 4. Wear a wrist band to protect static electricity when handing C. Check the Cable connection 1. Double check the below points. -FFC cable 24Px50mm -AC Power Wire -OSD Wire 8P 800mm -Power Wire 12P120mm -Sub A/V wire 20P u Replacement Method of par

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. 1.Check the Audio cable, when Tuner board is replaced. 2. Double check the all connection, before assembly. u Replacement Method of parts 3. Tuner Board 21/26 RL

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u Firmware Downloading 1. Firm Ware Down Loading Start-up using Note Book or Personal Computer A. Using RS232C Port -Setting up Firm Ware for Down Loading -Connection between PDP and RS232C Port on PC 22/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u Firmware Downloading 2 3 1 4 1.Click① and select the path for downloaded files. 2. Click② and select the port connection. 3.Click③ and select the port number 4. Click④ -Please execute the Firmware Downloading program. -After making a temporary folder, please copy the firmware files to it. -Double click the icon “FlashExpress”, you will see the following display. 23/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u Firmware Downloading 1. If you click a number④, you will see the following display. 2. If the power is turned on, the downloading is started. 3. After completing the downloading, please press “Close” to stop the program. 4. Disconnect the serial cable from the port. -FIRMWARE DOWNLOADING (It takes about 2minutes to complete this work) - 24/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u A/S SPARE PARTS ELT-3200AP SPEAKER_R 850mmSPEAKER ASS’Y60-0102 ELT-3200AP(PHILIPS TUNER)TUNER BOARD ASS’YS110220123 PMR-2105AC32” PSU60-0097 ELT-3200APIR&LED BOARD ASS’YS110221078 PAL TUNER CABLE 140mmCABLE55-0043 V320B1-L01(CMO)LCD PANEL65-0068 FFC 24PX50MM REV.00WIRE ASS’Y50-0100 ABS/32”BACK COVER70AELM547 ABS/32”/A TYPEFRONT COVER(“A” TYPE)70AELM545 ELT-3200AP SPEAKER_L 400mmSPEAKER ASS’Y60-0103 ELT-3220APA/D BOARD ASS’YS110220126 STANDARD STANDARD ITEM ITEM CODE CODE 25/26

  • ERAE Electronics Industry elt3220, Quality Assurance Dept. Quality Assurance Dept. u A/S SPARE PARTS EPP/32"PAD TOP-R93CELB316 DW3/32"/수출기본BOX DOWN86AELB321 DW-3/32"/영문/수출기본(NEW)BOX TOP86AELB405 PE/1X1200X800(양면발포지)/EPM-420PE BAG92CELB102 ABS/32"/CMO用/인쇄무無DECO FRONT-B70AELM558 EPP/32"PAD DOWN-L93CELB319 EPP/32"PAD DOWN-R93CELB318 EPP/32"PAD TOP-L93CELB317 ELT-3200APOSD BOARD ASSYS110232078 STANDARD STANDARD ITEM ITEM CODE CODE 26/26

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