Acer S243HL Service Manual
Acer S243HL - Bmii Widescreen Slim WLED Display Manual
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- Acer S243HL | Service Manual - Page 1
Acer Acer -LCD-S243HL Service Manual LCD Monitor Acer S243HL - Acer S243HL | Service Manual - Page 2
Copyright 2009 InnoLux Tech. Corp. Ltd All Rights Reserved This manual may not, in whole or in part, be copied, Photocopied, reproduced, translated, or converted to any electronic or machine readable form without prior written permission of InnoLux Tech. Corp. Ltd. Acer S243HL Service Manual 1 - Acer S243HL | Service Manual - Page 3
Acer -LCD-S243HL 1. Safety precautions This monitor is manufactured and tested on a ground principle that a user's safety comes first. However, improper used or installation may cause damage to the monitor as well as to the user. Warning: z This monitor should be operated only at the correct power - Acer S243HL | Service Manual - Page 4
-S243HL Acer S243HL is designed with LVDS interface, VGA/Dual-HDMI input, LED panel and over driver function. it featured with DC 19V adapter power supplies and audio input. It's a green product and meets all ROHS standard. The power button and display control buttons are on the base of the monitor - Acer S243HL | Service Manual - Page 5
Audio cable 1.8m µ User's manual Multi µ Warranty card Multi µ Acer -LCD-S243HL Quick-start Guide Multi µ 2. Operation Specifications The unit should suffer no visible cosmetic damage and should operate with no degradation in display humidity +65°C/ 10% R.H. Test Profile +25°C/ 50%R.H.(2hrs)-> - Acer S243HL | Service Manual - Page 6
Acer Acer -LCD-S243HL 2.2 Safety, EMC, Ergonomics and Compatibility Requirements Items Description Safety EMC Ergonomics Compatibility Power Management GS ● FCC-B ● Ergo ● CB ● CE/EMC ● TCO'03 ● Windows Items Condition Spec MTBF Operating Ú 60,000 Hours condition is 25ĘC LED Life time - Acer S243HL | Service Manual - Page 7
and Performance 3.1 Main Power Supply 3.1.1 Adapter characteristics Items AC Input Voltage range AC Input Voltage rating AC input frequency range AC input frequency rating AC Input Current Condition Universal input full range Universal input full range 90~264Vac 100~240Vac 100Vac 240Vac Spec 90 - Acer S243HL | Service Manual - Page 8
5V output - Acer S243HL | Service Manual - Page 9
Acer Acer -LCD-S243HL 3.3 Brightness output The test to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted. Temperature Test pattern Video Resolution Video input level Warm-up time : 25 ± 5°C : white : 1920 x 1080 : 700 mV ± 2% - Acer S243HL | Service Manual - Page 10
uniformity The test standard conditions refer to Sec 3.3. Acer -LCD-S243HL Min. luminanceof nine points (backlight) ‡70% Max.luminanceof nine points (backlight) 4. Input / Output Signal Specifications 4.1 Audio in Clock13 CEC 14 N/C 15 SCL 16 SDA 17 DDC/CEC Ground 18 +5V Power 19 Hot Plug Detect - Acer S243HL | Service Manual - Page 11
Acer 4.3 VGA in 4.3.1 D-sub Connector Pin assignment: Acer -LCD-S243HL Pin Symbol 1 Red Video 2 Green Video 3 Blue Video 4 N/C 5 Cable detect 6 Red Ground 7 Green Ground 8 Blue Ground 9 PC +3.3/+5V 10 Sync. Ground 11 N/C 12 DDC SDA 13 H sync 14 V sync 15 DDC SCL - Acer S243HL | Service Manual - Page 12
SPEC: Acer -LCD-S243HL Items Condition Specification Analog RGB signal Sync H-Sync Frequency V-Sync Frequency Input impedance =75 Ohm Input impedance Ú1k Ohm 0.7Vp-p TTL level, Separate H/V-sync(+/-) 30K~80KHz 55~75Hz 4.4 Timing table Mode Resolution (active dot) Resolution Horizontal - Acer S243HL | Service Manual - Page 13
Acer 4.5 HDMI timing table For DVD Player Input, Attached timing is supported : Mode VGA NTSC (480i) 4:3 NTSC (480i) 16:9 NTSC (480p) 4:3 NTSC (480p) 16:9 PAL (576i) PAL (576p) 4:3 PAL (576p) 16:9 720p 720p 1080i 1080i 1080P 1080P Resolution 67.50 Acer -LCD-S243HL V sync Hz 60 60 60 60 60 50 50 50 - Acer S243HL | Service Manual - Page 14
Acer Acer -LCD-S243HL 4.6 Audio output SPEC Items Specification Min TYP MAX TEST CONDITIONS Output power (W) 1.6 2.0 2.4 THD+N = 10%pAT 1KHz 1Vrms Output impedance (Ω) 3.4 4 4.6 AT 1KHz 1Vrms Total harmonic distortion plus noise --- --- 10% PoÙ 2.0W Signal to noise ratio (dB) - Acer S243HL | Service Manual - Page 15
Acer 4.7.1 VGA EDID table Acer -LCD-S243HL 0 1 2 3 4 5 6 7 8 9 ABCDE F 0 00 FF FF FF FF FF 2C 25 80 13 2A 21 00 00 9E 00 00 00 FF 5. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted. - Acer S243HL | Service Manual - Page 16
Panel general specifications Acer -LCD-S243HL Item Supplier Model name Display Area(mm) Pixel Pitch(mm) Display Colors Number of Pixel Brightness Contrast Ratio Viewing Angle Display Mode Response Time Surface Treatment Lamp Outline Dimension Describe AUO M240HW01 V6 531.36(H)x298.89(V) 0.27675 - Acer S243HL | Service Manual - Page 17
] [AUTO] [e Color ] Power on or power off the monitor A. When "Main OSD" displays, press these keys to change the contents of an adjustment item, or change an adjustment value B. When "Main OSD" un-displays, press [►] to show "Audio" OSD and increase the volume, press [◄] to show "Audio" OSD and - Acer S243HL | Service Manual - Page 18
Acer FACTORY MODE ● Acer -LCD-S243HL Press [e], and then press [POWER] ON for DC power on. OSD menu will be shown with "F" on the left top. Select "F" for entering factory mode. - Acer S243HL | Service Manual - Page 19
Acer -LCD-S243HL The On-Screen Display (OSD) shall be an easy to use icon based menu through keypad OSD buttons or remote control unit. The unit shall leave the factory with all OSD controls set to their default values. First Second Third Fourth User Control Range Default Value Acer e color - Acer S243HL | Service Manual - Page 20
Acer Language Reset Resolution H. Freq Info V. Freq Input Type S/N Volume --- EMEA English Russian Deutsch Français Español Italiano Dutch Finnish NO 0～100 English --(2) 50 Notes: (1) Clock default 50 is for Visa timing. Others depend on timing. (2) Depend on timing & S/N Acer -LCD-S243HL - Acer S243HL | Service Manual - Page 21
5.5 OSD Translation Acer -LCD-S243HL Main menu (NO_EMEA) nglish ߵ语) e ness ast sition sition s r Temp n Config ᐿʕ˖ Deutsch (ᅃ语) V.Posizione Nitidezza Orologio Ѝ Farbtemp. Temp. Couleur Temp. Color Temp. Colore าЍ Warm Chaud Càlido Caldo Kalt Anwender Rot Clair Utilisateur - Acer S243HL | Service Manual - Page 22
Acer -LCD-S243HL Config e Wait Not ected Not orted Іਗሜ Autom. Abgl Bitte warten Autoréglage Veuillez patienter Leitung nicht Câble non 連ટ angeschlossen connecté 不˕౪ Frequenzen ፩ɝৃ nicht unterstützt Fréquences non support Seleziona ፯択 Main menu Color Temp. Colore - Acer S243HL | Service Manual - Page 23
glage Azul Autoajuste Blu Autoregolazione Acer -LCD-S243HL Blauw Sininen Autom.conf Autom. unterstützt Kein signal Fréquences non supportées Frequencias no soportadas Frequenza non ondersteund Geen signaal Tuloa ei tueta Ei signaalia Color management OSD(scenario OSD) language: (EMEA) - Acer S243HL | Service Manual - Page 24
Back Cover Base Cabinet Texture ABS HB BLACK BLACK SILVER ACER SPECIFICATION Spec 6.3 Mechanical Specification Mechanical Bezel Gap Specification Screen printed Parts Ù1.2mm NO Spec 6.4 Base Mechanical Interface Tilt Wall Mount items Spec Compliance with TCO03, -4°(+/-1°) ~+14°(+/-1°) NO - Acer S243HL | Service Manual - Page 25
Acer Acer -LCD-S243HL 7. Package 7.1 Unit Package Specification 7.1.1 Units package Items Spec Packaging Ink Length Height Width Gross Weight Units per Pallet 40' /20' Container Loading, Palletized Refer to ME PACKING SPEC COLOR 625+/-2.0mm 495+/-2.0mm 186+/-2.0mm 6.3±0.5kg for AUO panel (AUO - Acer S243HL | Service Manual - Page 26
7.1.3 Non operation Thermal Shock Test Acer -LCD-S243HL Item Temperature Reset cycles times Total cycles Description -200C to of package Flat Mechanical and electrical damage should not exist after vibration test, and shall be submitted for approval customer before mass production. 8. Marking - Acer S243HL | Service Manual - Page 27
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Acer 02. Flat Panel Specification Acer -LCD-S243HL - Acer S243HL | Service Manual - Page 29
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03 Exploded Diagram 3.1 LP2479(S243HL)_SCREW_LIST Acer -LCD-S243HL Item 1 2 3 4 5 6 7 8 9 Part No. ) SCREW,B,CROSS,T3 *8 BLK Quady(pcs) 2 4 2 4 2 3 4 3 2 Remark I/F Board&CHASSIS D-SUB*2 HDMI CONNECTOR*2 STAND FRONT&DIE CASTING*3 BASE PLATE&BASE BOX*1 KEYPAD HINGE&HINGE BRACKET BOX&DIE - Acer S243HL | Service Manual - Page 52
Acer 3.2. LCD Exploded drawing (All) Acer -LCD-S243HL - Acer S243HL | Service Manual - Page 53
04 Trouble shooting - Acer S243HL | Service Manual - Page 54
? Yes LED orange? Yes Backlight can't be turned on. Yes Is there 19V No voltage on pin23 of IC501,IC503 Check adapter Yes Is there high-level voltage No on pin1of IC501,IC503? Yes Is R501 OK? Check I/F board Yes Are CN511 and CN512 connected rightly? Yes No No R501open Connecting the output - Acer S243HL | Service Manual - Page 55
3.Black Screen - Acer S243HL | Service Manual - Page 56
4.Bad Screen - Acer S243HL | Service Manual - Page 57
5.white screen White screen LVDS Cable Reinsert NO Change LVDSCable NO Check VLCD is 5V NO Check pin103 of U106 is OK YES Check Q102,Q103,Q104 and R,C of Panel Enable circuit YES Workmanship YES LVDS cable NG YES YES Check LVDS signal Panel Fail NO NO U106 fail END - Acer S243HL | Service Manual - Page 58
6. No volume with PC Audio Input - Acer S243HL | Service Manual - Page 59
6. No volume with HDMI Input - Acer S243HL | Service Manual - Page 60
Parts List PARTNAME ACER PART NO. OEM PART NO DESCRIPTION KEY BOARD 1$#" ,&:1"%# -1 MAIN BOARD 1 841, -1 LED BOARD 1$#" -&%# -1 LCD 1.)87 " "60 )' LCD 1.)87" " "60 )' "3 $/ -&%$"#-& 3/"44:Y15P - Acer S243HL | Service Manual - Page 61
Acer Acer -LCD-S243HL 06 Schematics and Layouts - Acer S243HL | Service Manual - Page 62
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Acer Acer -LCD-S243HL 6.2 S243HL IF BD LAYOUT 6.3 S243HL Key-pad Layout - Acer S243HL | Service Manual - Page 68
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Acer 6.4 S243HL ⊨ࢤϰ Layout Acer -LCD-S243HL - Acer S243HL | Service Manual - Page 70
07 Assembly and Disassembly S1: Take out the LCD TV panel S3: Assemble the panel with bezel S2: Take out the bezel S4: Plug in the FFC cable and LED cable LED cable FFC cable - Acer S243HL | Service Manual - Page 71
S5: Take out a chassis S7: Take out a main board S6: Assemble the chassis and a guard. guard S8: Assemble the chassis and the main board - Acer S243HL | Service Manual - Page 72
S9: Use a screwdriver to lock the screw screw S10: Take out a shield and assemble the shield on the main board with a screw locked. shield screw S11: Use a screwdriver to lock the screws 3 4 1 2 S12: Use 4 tapes to fix the FFC cable and LED cable 2 3 1 4 - Acer S243HL | Service Manual - Page 73
S13: Assemble the back cover with the panel. 4 3 4 3 S15: Use a screwdriver to lock the screws. 3 21 2 2 1 1 S14: Take out a stand back. Take the FFC cable and LED cable out of the hole of the stand. S16: Take out a keypad cable and plug it in the stand. - Acer S243HL | Service Manual - Page 74
S17: Use a screwdriver to lock the screws to fix the speaker. 1 2 S19: Take the FFC cable, LED cable and keypad cable out of the corresponding hole. S18: Take out a shelter to stick on the speaker. S20: Use a screwdriver to lock the screws 1 2 3 4 - Acer S243HL | Service Manual - Page 75
S21: Plug the FFC cable, Keypad cable, Speaker cable and LED cable in the main board. FFC cable Keypad cable Speaker cable LED cable S23: Use a screwdriver to lock the screws 1 2 3 4 S22: Assemble the chassis assembly with stand. S24: Take out a stand cover and assemble it with the stand. - Acer S243HL | Service Manual - Page 76
S25: Take out the left cover hinge and the right cover hinge. Assemble them and the stand. S27: Take two spacers to stick on the chassis. S26: Assemble the stand with the base. Base