Page 2 - Content Index
- 2 - Content Index Abbreviations & Acronyms................................................................................3 1. About This Manual ..........................................................................................3 1.1 Trademark ..............................................
Page 3 - Abbreviations & Acronyms; About This Manual; The following terms are trademarks of Acer Inc. :; Importance; shall perform service or maintenance to it. Before performing any
- 3 - Abbreviations & Acronyms 1. About This Manual This manual contains information about maintenance and service of acer products. Use this manual to perform diagnostics tests, troubleshoot problems, and align the acer product. 1.1 Trademark The following terms are trademarks of Acer Inc. : Ac...
Page 4 - – Applied to all countries require RoHS.; Compliance Statement
- 4 - 2. Introduction This section contains general service information, please read through carefully. It should be stored for easy access place for quick reference. 2.1 RoHS (2002/95/EC) Requirements – Applied to all countries require RoHS. The RoHS (Restriction of Hazardous Substance in Electrica...
Page 5 - Product Overview; Feature items
- 5 - 3. Product Overview 3.1 Introduction X203H is defined as our new 20’W model in ACER V series which will be the ACER project in Qisda. X203H is defined as 20’W LCD Monitor supports 1600(H) x 900(V) resolution with DPMS (Display Power Management System) and ACER eColor function. There are double...
Page 6 - Operational Specification; Item
- 6 - Color at User preset AC power input Yes 90-264 Volts, 47-63 Hz. DC power input (with AC power adapter) No DPMS supported Yes <1W LED indicator for power status showed Yes Blue/Amber OSD for control & information supported Yes Multi-language supported for OSD Yes EMEA Non-EMEA Buttons co...
Page 10 - Operational & Functional Specification
- 10 - 1. Show “Input Not Supported” warning message. When Vertical Frequency is over 76Hz or under 56Hz, the display is Black and showing “Input Not Supported” warning message. (HDMI supports 50Hz for PAL video signals.) 2. If Hf /Vf is set in the range of 31KHz~83KHz and 56Hz ~76Hz, but is not the...
Page 12 - Electrostatic Discharge Requirements
- 12 - 3.3.5 Transportation Item Condition Spec OK N.A Remark (1) Vibration Package, Non-Operating Test Specification: 1. Frequency Hertz 5 ~ 250 HZ , PSD Level 0.0054 (G2/Hz) 2. Grms = 1.146 3. Sweep Time : 30 minutes per Axis 4. Axes : X,Y,Z √ (2) Unpackaged Vibration Unpackaged, Non- Operating Te...
Page 13 - MTBF Prediction
- 13 - 3.3.7 EMC Item Condition Spec OK N.A Remark Electric Band 1 < 10 V/m Band 2 < 1 V/m √ TCO03 Magnetic Band 1 < 200nT Band 2 < 25nT √ FCC part 15J class B EMI EN55022 class B After Mass production under 1dBuv for constant measure. Besides DNSF and VCCI class-2 are optional. √ 3.3.8 ...
Page 14 - LCD Characteristics
- 14 - 3.4 LCD Characteristics 3.4.1 The Physical definition & Technology summary of LCD panel SEC LTM200KT03 Item Condition Spec OK N.A Remark LCD Panel Supplier SEC √ Panel type of Supplier LTM200KT03 √ Screen Diagonal 20.0” Diagonal √ Display area Unit=mm 442.8(H) x 249.075(V) √ Physical Size...
Page 15 - Optical characteristics of LCD panel
- 15 - 3.4.2 Optical characteristics of LCD panel SEC LTM200KT03 Item Unit Conditions Min. Typ. Max. Remark [degree] [degree] Horizontal (Right) CR = 10 (Left) 70 70 80 80 - - Viewing Angle [degree] [degree] Vertical (Up) CR = 10 (Down) 70 70 80 80 - - Contrast ratio Normal Direction 1000 [msec] Ris...
Page 16 - User’s hardware control definition
- 16 - 3.5 User Controls 3.5.1 User’s hardware control definition Item Condition Spec OK N.A Remark Power button √ Auto button(Exit button) √ Right/Inc. button √ Left/Dec. button √ Menu button √ Mode button √ Input Select button √ E-Key button √ Mute button √ 3.5.2 OSD control function definition It...
Page 17 - Mechanical Characteristics
- 17 - Acer eColor Management User/Text/Standard/Graphi c/Movie √ Exit √ PS: “E-key” +” Power” to enter factory mode The detailed firmware functions’ specification, please refer to C212 S/W spec. document. 3.6 Mechanical Characteristics 3.6.1 Dimension Item Condition Spec OK N.A Remark Bezel opening...
Page 21 - Assembly
- 21 - 4. Disassembly / Assembly 4.1 Exploded View 1 2 3 18 9 8 14 4 5 19 6 21 20 13 12 17 11 7 15 10 16 22 23 24 25
Page 26 - Mylar
- 26 - 14 Assemble the L-SHD the correct position reference on the picture 15 Insect the inverter wire one by one and insect the speaker wire Keep all wires in. 16 Stick a tap to fix the speaker wire The tap must not stick to the part of the IF 17 Stick a Mylar under the audio connector Mylar
Page 38 - Hardware Requirement:
- 38 - 5.2 Software / Firmware Upgrade Process 5.2.1 Hardware prepared: Hardware Requirement: 1. ISP board x 1 2. DSUB VGA cables x 2 3. Printer cable (with one male connector and another female connector) x 1. 4. PC or Notebook with parallel (printer) port x1. Connect to target monitor VGA signal i...
Page 39 - Un-zip Port95nt and install into your computer.
- 39 - 5.2.2 Firmware Upgrade Procedure Step 1: Un-zip Port95nt and install into your computer. Step 2: Un-zip ISP application tool (RTDTool) Step 3: Press “RTD 2120 ISP” button to execute firmware program application.
Page 42 - EDID Upgrade Procedure
- 42 - 5.3 EDID Upgrade Procedure Step 1: Run the program “Q-EDID-V012.exe”, when the UI popped up
Page 45 - If read EDID is successful, it shows”Read EDID OK ...”
- 45 - Step 5: If read EDID is successful, it shows”Read EDID OK …”
Page 46 - OSD Operation Guide
Page 51 - “Check Power Board”.
- 51 - 6. Level 2 Circuit Board and Standard Parts Replacement 6.1 Trouble Shooting Guide 6.1.1 No Display or display is unstable (Interface Board) OSD shown when key pressed? No Yes Follow instructions from OSD dialog Keypad OK? Yes No Screen is Blank and Power LED is White. Backlight turned ON? Sc...
Page 54 - Check U7
- 54 - 6.1.4 Check LCD Module LCD module fail To display image White Screen No Picture NO NO YES Bad Connection or connector, LVDS cable NO LCM failed Bad Connection or connector, LVDS cable Bad Connection or connector, YES YES YES NO OK ? YES NO LCD module fail To display image Connection between L...
Page 55 - Power Board no work troubleshooting
Page 57 - Circuit Operation Theory; P o w e r B D; I n v e r te r B D
- 57 - 6.2 Circuit Operation Theory I. Introduction The X203H is a 20” W (1600x900), LCD type is TN+Film and Normally White, 16.7M colors(R, G, B 6-bit data + Hi-FRC data) TFT LCD with HDCP support monitor. It’s have dual (D-SUB and DVI) interface LCD monitor with a 15 pins D-sub signal cable and 24...
Page 61 - Spare Parts List; Picture; Board
- 61 - 6.3 Spare Parts List Picture CATEGORY DESCRIPTION ACER PART NO. LCD CCFL LCD SAMSUNG 20"W HD+ None Glare LTM200KT03 TBD LF 250nit 5ms 1000:1 2 CCFL(acer B/S) LK.20006.006 Board BOARD CONTROL BOARD 55.LBJ0Q.004 BOARD POWER BOARD SEC AUDIO 19.LHC0Q.001 BOARD MAIN BOARD SEC DUAL WITH SPEAKER...
Page 62 - Cable
- 62 - Cable CABLE POWER CORD US 27.LDW0Q.003 CABLE DVI CABLE 50.LBJ0Q.001 CABLE CABLE BETWEEN CONTROL BOARD AND M/B 50.LHC0Q.001 CABLE CABLE BETWEEN M/B AND POWER BOARD 50.LE10Q.001 CABLE CABLE BETWEEN M/B AND LCD PANEL 50.LGP0Q.001 CABLE SIGNAL CABLE 50.LBJ0Q.002
Page 64 - Appendix 1 – Screw List / Torque
- 64 - Appendix 1 – Screw List / Torque (A) STANDARD SCREW TORQUE SPEC. ITEM P/N DESCRIPTION Color Mounting Material TORQUE (KG-CM) HOLE SIZE (MM) Screw Head 1 8F.205B4.019 SCRW MACH HEX #4- 40*0.3" N Ni Metal; D-SUB;DVI Connector 5.0±0.6 #4-40 X 2 8F.00518.100 SCRW TAP W/FL M3*10L(S3.8) ZN NI M...
Page 67 - Fig. 2 Appearance Description
Page 68 - Appendix 3 – Interface Board