Page 2 - Table of Contents; Appendix : User’s manual; Copyright
1 1 Table of Contents Important Safety Notice ........................................................................................ 02 01 Product Specification .......................................................................................... 03 02 Flat Panel Specification ..................
Page 3 - Acer; Important Safety Notice; Safety precautions; should only be repaired by a qualified technician.; Product safety notice; Adjustment of this product please refers to the user’ manual.
Acer Acer –LCD-B243HL 2 Important Safety Notice 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 opera...
Page 4 - 1 Product Specification; . 1 M a i n F e a t u r e s; VGA input; . 2 A c c e s s o r i e s
Acer Acer –LCD-B243HL 3 01 Product Specification 1. General: Acer B243HL is designed with LVDS interface and VGA/DVI-D input, it featured with embedded universal AC power supplies and audio input. It’s a green product and meets all ROHS standard. The power button and display control buttons are on t...
Page 5 - Operation Specifications
Acer Acer –LCD-B243HL 4 USB cable(option) : 1.8m.(4pin, black cable with white connector) Audio cable(option) : 1.8m.( green cable with white connector) 2. Operation Specifications The unit should suffer no visible cosmetic damage and should operate with no degradation in display quality during expo...
Page 7 - Note2. Before each test, the buck capacitor need to be discharged.
Acer Acer –LCD-B243HL 6 3. Electrical and Optical Characteristics and Performance 3.1 Main Power Supply 3.1.1 Input characteristics Items Condition Spec Note AC Input Voltage range Universal input full range 90~264Vac AC Input Voltage rating Universal input full range 100~240Vac AC input frequency r...
Page 8 - Other panels please refer to the reference panel specs
Acer Acer –LCD-B243HL 7 Protection Condition Spec OPP(Over current protection) nominal AC input 60W ( min ) SCP(short circuit protection) with auto-recovery function OVP(Over voltage protection) Auto recovery <output capacitor voltage OTP(Over temperature protection) NA Fuse protection NA Table-1...
Page 10 - Brightness uniformity; The test standard conditions refer to Sec 3.3.; Input / Output Signal Specifications; Input impedance
Acer Acer –LCD-B243HL 9 3.5 Brightness uniformity The test standard conditions refer to Sec 3.3. % ≥ 75 ) (backlight points nine of luminance Max. ) (backlight points nine of luminance Min. 4. Input / Output Signal Specifications 4.1 AC in 4.1.1 AC Input Voltage: 100~240VAC 4.1.2 AC Input Current: 1...
Page 12 - Items; Analog RGB signal Input impedance =75 Ohm; Timing table; Please refer to F/W specification for more detail
Acer Acer –LCD-B243HL 11 4.5.2 Signal SPEC: Items Condition Specification Analog RGB signal Input impedance =75 Ohm 0.7Vp-p Sync Input impedance ≧ 1k Ohm TTL level, Separate H/V-sync(+/-) H-Sync Frequency 30K~80KHz V-Sync Frequency 55~75Hz 4.6 Timing table Mode Resolution (active dot) Resolution (to...
Page 13 - Audio output SPEC
Acer Acer –LCD-B243HL 12 4.7 Audio output SPEC Specification Items Min TYP MAX TEST CONDITIONS Output power (W) 1.6 2.0 2.4 THD+N = 10% ﹐ T 1KHz 1Vrms Output impedance ( Ω ) 3.4 4 4.6 AT 1KHz 1Vrms Total harmonic distortion plus noise --- --- 10% Po ≦ 2.0W Signal to noise ratio (dB) 40 --- --- THD+N...
Page 14 - VGA EDID table; DVI EDID table; C D E F
Acer Acer –LCD-B243HL 13 4.8.1 VGA EDID table 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 04 72 D3 00 40 85 40 85 1 36 12 01 03 08 35 1D 78 EA 60 85 A6 56 4A 9C 25 2 12 50 54 B3 0C 00 71 4F 81 00 95 00 D1 C0 81 80 3 01 01 01 01 01 01 02 3A 80 18 71 38 2D 40 58 2C 4 45 00 13 2A 21 00 00...
Page 15 - Function Specifications
Acer Acer –LCD-B243HL 14 5. Function Specifications All the tests to verify specifications in this section shall be performed under the following standard conditions unless otherwise noted. The standard conditions are: Temperature : 25 ± 5°C Warm-up time : 30 minutes minimum Checking display modes :...
Page 16 - Control buttons
Acer Acer –LCD-B243HL 15 5.1.2 LCD module defects LCD module defects check follow to the IIS. 5.2 Keypad Function 5.2.1 Control buttons [POWER] 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 adju...
Page 17 - OSD Structure
Acer Acer –LCD-B243HL 16 5.3 OSD Structure 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 Control Range Default Value ACER eC...
Page 18 - Full; Manufacturer of Scaler is Mstar); Manufacture of FW IC; Adjust ISP programming
Acer Acer –LCD-B243HL 17 Wide Mode Full/ Aspect Full DDC/CI ON/OFF ON Wide Mode Full/ Aspect Full Input Source (Analg only) DDC/CI ON/OFF ON Resolution --- --- --- H. Freq --- --- --- V. Freq --- --- --- Analog/Digital Input --- --- --- Info S/N ETL000 … .0000(22) Reset --- --- --- --- Exit --- --- ...
Page 19 - Secondly
Acer Acer –LCD-B243HL 18 Secondly ﹐ download FW software: first select “READ”, and then load FW software in Rooter (Fig.2). Thirdly, select “Connect” and enter ISP MODE as in the following Figure 3. FW IC Model Software Checksum FW software rooter
Page 20 - will be prompting if programming is OK.
Acer Acer –LCD-B243HL 19 Fourthly, select “AUTO”, and keep its default value. Click “RUN” for beginning programming. There will be prompting if programming is OK. Note: if programming fails or success rate is not high, click “Config” and adjust its speed in “E2PROM DEVICE SETTING”
Page 21 - Flowing chart; DC ON; Open ISP program; Choose manufacturer; LOAD FW software; Click Connect and enter; Click AUTO and RUN for; Turn off power if
Acer Acer –LCD-B243HL 20 ◆ Flowing chart After connecting, AC ON, DC ON Open ISP program Choose manufacturer and model of FW IC LOAD FW software Click Connect and enter ISP MODE Click AUTO and RUN for beginning programming Turn off power if programming is OK OK OK OK OK OK OK NG Choose Config and ad...
Page 22 - Flat Panel Specification
Acer Acer –LCD-B243HL 17 02. Flat Panel Specification
Page 44 - 3 Exploded Diagram; Item Part; FOR POWER
Acer Acer –LCD-B243HL 39 03 Exploded Diagram 3.1 B243HL_SCREW_LIST Item Part No. Description Qty Fixed T(kg*cm ) Remark 1 50914630610 2R SCREW P CROSS W/W-SPR M3*6 Zn 1 3.75 ± 0.25 FOR POWER 2 50900000070 0R BOLT,#4-40x11.8,Ni 4 4.0 ± 0.25 D-SUB CON&DVI 3 50921660811 0R SCREW,F,CROSS,M4*8,Zn,ROH...
Page 45 - 5 Spare Pare parts List
Acer Acer –LCD-B243HL 40 05 Spare Pare parts List 8241Q172A120H ACER PART NO. OEM PART NO DESCRIPTION NA 55.LH40J.001 793111300700H PCBA,IF/B(V6,W/SPK,EMEA),LE24Q1-729 19.LH40J.001 793111400720H PCBA,P/I BOARD,W/SPK,LE24Q1-729 19.LBN0J.001 791401500000R PCBA,KEYPAD BOARD,LE9D0-612 ROHS 55.LGK0J.003 ...
Page 48 - 6 Schematics and Layouts
Acer Acer –LCD-B243HL 43 06 Schematics and Layouts 6.1 IF BD Layout
Page 50 - Switching Mode Power Supply circuit
Acer Acer –LCD-B243HL 45 6.2 Switching Mode Power Supply circuit
Page 51 - STONE; InnoLux
5 5 4 4 3 3 2 2 1 1 D D C C B B A A STONE Note: 1. CN101 is no locked packgae for normal model.CN101 is locked packgae for special model(Dell). 2. D101 must be co-layed with R101 3. U101 must contain TO263, TO252 and SOT223 package 4. ZD101 must be co-layed with R113. ZD101 is used for ESD back driv...
Page 53 - HDCP Function
5 5 4 4 3 3 2 2 1 1 D D C C B B A A HPD_DVI Note 1 Note 2 HDCP Function DVI_DET Note: 1. R215 is reserved for Samsung model. 2. R218 is reserved for some model. STONE V01 6 5 A4 COMMON MSTAR_TSUM5PEHJ DVI-INPUT 2008-1-30 InnoLux Document Number : SIZE : TITLE : DATE : SHEET OF Rev : DRAWN BY : CHECK...
Page 58 - connect usb
Acer Acer –LCD-B243HL 47 Assembly and Disassembly (continue) S4 Assemble chassis and PI board 1.Place the chassis on the cushionafter check, like the attached picture.2.Insert power board into thedesignated location of chassis,like theattached picture. 701000018213R ASSY,CHASSIS,B,AUO THINLED,W /DVI...