Page 4 - ELECTRICAL REQUIREMENTS; Standard Test Conditions; MEASUREMENT SYSTEMS; The units of measure stated in this document are listed below:; LCD monitor General specification
4 2. ELECTRICAL REQUIREMENTS 2.1 Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specified. Ambient light: 225 lux Viewing distance : 50 cm in front of LCD panel Warrn up time All specifications: 30 minutes Fully functional: 5 seconds Measuring ...
Page 5 - LCD Panel Specification; LCD Panel Model
5 XGA 1024 X 768 (60/70/75 Hz) SXGA 1280 X 1024 (60/70/75 Hz) standard resolution Pixel pitch : 0.098x3mm(H) x 0.294mm(V) Display Dot : 1280 x (RGB) x 1024 Pixel Clock : 25.2 – 135.0MHz Contrast ratio: θ = 0 ˚ 500 : 1 (typical) Brightness: 250 cd/m 2 (typical) Response time (Tr/Tf) : 15 /10 msec Dis...
Page 6 - Item Symbol
6 • Lamp Voltage 700 Vrms typ. • Lamp Current 7mA rms.( typ). 4 Lamp • Weight 3200g . • Optical Specifications The following items are measured under stable conditions. The optical characteristics should be measured in a dark room or equivalent state with the methods shown in Note(4). Measuring equi...
Page 8 - Optical characteristics measurement setup
8 Note 4) After stabilizing and leaving the panel alone at a given temperature for 30 min, the measurement should be executed .Measurement should be executed n a stable, windless ,and dark room.30 min after lighting the back-light. This should be measured in the center of screen. Dual lamp current :...
Page 9 - Bmin; Bmax; Bmax: Maximum brightness; Flicker Voltage; LMD Voltage; One maximum value of three estimated values.
9 Notes 5) Definition of Luminance of White : measure the luminance of white at center point. Notes 6)Definition of 9 points brightness uniformity (Measuring points: Refer to the Note 5) Bmin B UNI =100 ∗∗∗∗ Bmax Bmax: Maximum brightness Bmin: Minimu...
Page 10 - Lmin
10 Note 8) Definition of Crosstalk (Refer to the VESA STD) The calculation for shadowing is made from the 2 luminance measurements Gbkg and Lsh, as follows: Lmax -Lmin C T = x100 % Lmin Where Lmax is the larger value of Gbkg or Lsh , and Lmin is the smaller...
Page 11 - Input Signals; Video input; DISPLAY MODES
11 2.4 Input Signals 2.4.1 Video input • Type Analog R, G, B., Digital TMDS • Input Impedance 75 ohm +/- 2 % • Polarity Positive • Amplitude 0 - 0.7 +/- 0.05 Vp • Display Color same as LCD panel 2.4.2 Sync input • Signal separate horizontal and vertical sync, or composite sync which are TTL compatib...
Page 12 - Supported Timing
12 Supported Timing TIMING FH(KHZ) SYNC TOTAL ACTIVE SYNC FRONT BACK PIXEL FV(HZ) POLARITY (DOT/LINE) (DOT/LINE) WIDTH PORCH PORCH FOREQ.(MHZ) (DOT/LINE) (DOT/LINE) (DOT/LINE) 640x350 31.469 + 800 640 96 16 48 25.175 VGA-350 70.087 – 449 350 2 37 60 640x400 24.83 – 848 640 64 64 80 21.05 NEC PC9801 ...
Page 14 - Pin – Assignment of DVI –D connector :
14 Digital Video input Connector: DVI-D (T.B.D) Table 4-3-3. Pin assignment for DVI-D (24pin) connector Pin – Assignment of DVI –D connector : 1 TX2- 9 TX1- 17 TX0- 2 TX2+ 10 TX1+ 18 TX0+ 3 Shield (TX2 / TX4) 11 Shield (TX1 / TX3) 19 Shield (TX0 / TX5) 4 NC 12 NC 20 NC 5 NC 13 NC 21 NC 6 DDC-Serial ...
Page 15 - CONTROLS; OSD Functions
15 2.5 CONTROLS 2.5.1 Control panel (monitor front panel) 1. Power LED, will be green when monitor is on; be amber when in power saving mode. 2. Adjust decrease. 3. Adjust increase. 4. Function select counter-clockwise. 5. Function select clockwise. 6. Power ON/OFF switch, push to ON and push to OFF...
Page 17 - VESA DPMS Functionality; White Color Temperature
17 Other features: Intellectual-Auto AL922(AM999) can start the Auto-Adjustment automatically when input a new display mode at first time. After the adjustment, AL922(AM999) will remember this mode and switch to optimized condition automatically for this mode whenever encounter this mode again. Tota...
Page 18 - POWER SUPPLY; All units shall have an IEC/CEE-22 type male power receptacle.
18 2.7 POWER SUPPLY 2.7.1 input Voltage Range The monitor shall operate within specification over the range of 90 to 265 VAC power supply. 2.7.2 Input Frequency Range Input power frequency range shall be from 47.5 to 63 Hz over the specified input voltage range. 2.7.3 Quick specification review • In...
Page 19 - Audio Technical specification; General Description:
19 2.9 Audio Technical specification 2.9.1 General Description: Output power : 1W + 1W maximum Total harmonic distortion : Less than 1 % (except speakers distortion) Input signal sensitivity : 0.5 Vrms for full output Input impedance : 47 Kohm +/- 5 % Frequency response range : 20Hz – 20kHz (except ...
Page 21 - BLOCK DIAGRAM
Page 22 - Location; Connector pin assignment
22 3.4 Connector Locations 3.5 Connector Type Location Type Maker Number of pins CN1 74320-4004 MOLEX 24 CN2 1211-15 E&T 15 CN4 6905-40 E&T 40 J1 4300-10 E&T 10 J2 4500-07 E&T 07 3.6 Connector pin assignment 3.6.1 CN2 Pin NO. Signal Comment 1 R-Video Red Video Input. 2 G-Video Green ...
Page 24 - CN1 Digital Video input Connector: DVI-D
24 3.6.4 J1 Pin NO. Signal Comment 1 NC NC 2 LED-Y Power saving mode 3 LED-G Monitor is ON 4 GND GND 5 KEY-POWER Power ON/OFF key 6 KEY-DOWN Function select counter-clockwise key 7 KEY-R Adjust up key 8 KEY-L Adjust down key 9 KEY-UP Function select counter-clockwise key 10 GND GND 3.6.5 CN1 Digital...
Page 25 - VK901 Control Panel Board; Description
25 4. VK901 Control Panel Board 4.1 Description The VT-901 is designed to offer a user interfaced control panel which passes and receives signals to and from VL-901 display control board. 4.2 Connector and Switch Locations 4.3 Connector type Location Type Maker Number of pins J1 4500-10 E&T 10 J...
Page 27 - FOR Fujitsu PANEL FLC48SXC8V; When the brightness becomes 50 %
27 5. INVERTER BOARD 5.1 Description The Inverter board is designed for lighting up the back-lights of LCD module. 5.2 Electrical characteristics 5.2.1 FOR Fujitsu PANEL FLC48SXC8V MIN. TYP. MAX. COMMENT INPUT VOLTAGE 11.4V 12.0V 12.6V 12V±5% INPUT CURRENT -------- 2A _ Vin=12V, Vbrite=3.3V Normal B...
Page 28 - Connector locations; Connector type
28 5.3 Connector locations 5.3.1 Connector type J2 J1 J3 J4 J5 CM999-E04 Location Type Maker Number of pins JN2, JN3, SM02 (8.0)B-BHS ST 2 JN4, JN5 JN1 85205-1200 E&T 12 5.3.2 Connector pin assignment 5.3.2.1 J2,J3,J4,J5 Pin NO. Signal Comment 1 HV High voltage for lamp 3 LV Low voltage (common)...
Page 29 - Connector Locations; Connector type for VM-902
29 6. DC/DC POWER and Audio CKT VM-902 6.1 Input: +12V/5A from AC adapter 6.2 Output: ITEM Output Voltage Max Load. Min Load Tolerance Ripple & Noise(max) VCC +5V 2.1A 0.1A ± 5 % 200mVpp 6.3 Efficiency: 80 % min at Maximum Load. 6.4 Connector Locations 6.4.1 Connector type for VM-902 Location Ty...
Page 31 - Main Procedure
Page 32 - Power Circuit Troubleshooting
Page 33 - Backlights Troubleshooting
Page 34 - Performance Troubleshooting
Page 35 - Function Troubleshooting
Page 36 - MECHANICAL REQUIREMENTS; Vibration and Shock; Sinusoidal Vibration:; Package Drop Specification; Drop Test Sequence
36 8. MECHANICAL REQUIREMENTS 8.1 Vibration and Shock All testing shall be done in each of three mutually perpendicular axes, referenced to the position of the system as it is in front of the user (i.e., front-to back, side-to-side, and top-to-bottom). 8.1.1 Non-Operating The unit should suffer mini...
Page 37 - Dimension Size and Weight
37 8.3 Dimension Size and Weight Dimension size 433 (W) x 447 (H) x 235 (D) Net Weight 6.5Kg Gross Weight 9 Kg 8.4 Gap Spec. 8.4.1 The step between front bezel and back cover shall be within specification. Back Cover & Bezel Gap 0.8 mm ≤ A ≤ 1.2 mm Back Cover & Bezel Alignment 0 mm ≤ D ≤ 0.8...
Page 39 - LCD Horizontally; Tilt Base Rotation; Swivel Right 45
39 8.4.2 LCD Horizontally The angle between front bezel and LCD unit in bottom side should not large than 1.0mm. The distance of the LCD display unit from left side to right should not large than ∣ E - F ∣ <=4.0mm. 8.5 Tilt Base Rotation Tilt up 25 ± 1 ° / down 5 ± 1 ° 8.6 Swivel Base Rotation Sw...
Page 41 - - Atmospheric Pressure: 86 kPa to 106 kPa
41 9.4 Rise-Time : 5ns ±±±± 30% 9.5 Impulse Duration: 50 nS ±±±± 30% 9.6 Relation to Power Supply: Asynchronous 9.7 Burst Duration: 15 ms ±±±± 20% 9.8 Burst Period: 300 ms ±±±± 20% 9.9 Climatic Conditions: - Ambient Temperature: 15 ° C to 35 ° C - Relative Humidity: 45% to 75% - Atmospheric Pressure...
Page 42 - WAVESHAPE
Page 43 - Climatic Condition; The climatic conditions shall be within the following ranges:
43 10. Power Line Surge Test (IEC 61000-4-5 Surge) 10.1 Climatic Condition The climatic conditions shall be within the following ranges: 10.1.1 Ambient Temperature: 15 °°°° C to 35 °°°° C 10.1.2 Relative Humidity: 10% to 75% 10.1.3 Atmospheric Pressure 86kPa(860 mbar)to 106kPa (1060mbar) Note: The t...
Page 44 - ENVIROMENT REQUIREMENT; Operating
44 11. ENVIROMENT REQUIREMENT 11.1 Operating Temperature 5 ° C ~ 40 ° C Relative Humidity 20% to 80% Altitude Sea level to 8000ft 11.2 Storage or Shipment Temperature -20 ° C ~ +60 ° C Relative Humidity 5% to 85% Altitude Sea level to 40,000ft 11.2.1 TEST PROCEDURE: • Put in temperature chamber unde...
Page 45 - REGULATION COMPLIANCE; Test methods for visual display units.
45 12. REGULATION COMPLIANCE 12.1 This product comply to the most current revisions of following regulations: UL/CUL { UL 1950/ CSA C22.2 NO950 } Standard for Safety of Information Technology Equipment including Electrical Business Equipment EN 60950/CB Scheme Safety of Information Technology Equipm...
Page 47 - Ambient temperature : 15°C to 35°C; QUALITY AND RELIABILITY; Quality Assurance
47 Ambient temperature : 15°C to 35°C Relative humidity : 30% to 60% 13. QUALITY AND RELIABILITY 13.1 Quality Assurance Unless otherwise specified in this specification or the applicable purchase order, the supplier shall be responsible for maintaining a statistical process program or performing ins...
Page 48 - APPENDIX A: PARTS LISTS
Page 49 - A-1 PCBA Inverter board
49 A. FRU Board A-1 PCBA Inverter board A-2 454A7830001 –PCBA Key Board (VT-901) A-3 455A7830001 –PCBA Audio& D/D Board (VM-902)
Page 51 - Product Line: Monitor System
51 A. FRU BOM LIST Product Line: Monitor System Product Family: System Model:ABO_AL922(ET.92202.00X),X=1,4,5,9. LEVEL Acer F/G P/N Compal F/G P/N CATEGORY PARTNAME DESCRIPTION ACER PART NO. Compal PART NO. Common/ Unique TAT 2 months Rolling Forecast COMMENT FOR REFERNCE/MB LOCATION Unit Price (US) ...
Page 53 - APPENDIX B: DISPLAY UNIT ASSEMBLY
Page 54 - For Standaard
305 002 202 001 201 008 003 301 303 302 004 007 006 304 For Standaard 013 014 1 2 SH EE T A3 DR AW IN G NO . SI ZE RE V 3 4 5 6 7 8 A B C D E 8 7 6 5 4 3 2 1 E D C B A LA M9 99 2 FO R RE V RE CO RD S EE S HE ET 1 0A
