1 AL 922 TFT LCD MONITOR CONTENTS 1. INTRODUCTION ...
10Note 8) Definition of Crosstalk (Refer to the VESA STD) The calculation for shadowing is made from the 2 luminance measurements Gbkg and Lsh,
112.4 Input Signals 2.4.1 Video input • Type Analog R, G, B., Digital TMDS • Input Impedance 75 ohm +/- 2% • Polarity Positive • Amplitude
12Supported Timing TIMING FH(KHZ) SYNC TOTAL ACTIVE SYNC FRONT BACK PIXEL FV(HZ) POLARITY (DOT/LINE) (DOT/LINE) WIDTH PORCH
132.4.4 85Hz refresh rate Support Monitor should display 85Hz refresh rate mode as emergency mode. Monitor should display “Out of Range” warning
14Digital 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 :
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.
16Description: • Brightness: Brightness adjustment, the range from 0 to 100. • Contrast: Contrast adjustment, the range from 0 to 100. • H.
17 Other features: Intellectual-Auto AL922(AM999) can start the Auto-Adjustment automatically when input a new display mode at first time. A
182.7 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
192.9 Audio Technical specification 2.9.1 General Description: Output power : 1W + 1W maximum Total harmonic distortion : Less than 1 % (e
29.7 Burst Duration ...
203. VL-901 DISPLAY CONTROL BOARD 3.1 Description The VL-901 display control board is design to directly convert the analog RGB signals from sta
213.3 BLOCK DIAGRAM
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 69
233.6.2 CN4 Terminal No. Symbol Function 36,37,38 VDD 5V POWER SUPPLY 1 TXE0- LVDS EVEN OUTPUT DATA PAIRS 2 TXE0+ LVDS EVEN OUTPUT DATA P
243.6.4 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
254. VK901 Control Panel Board 4.1 Description The VT-901 is designed to offer a user interfaced control panel which passes and receives signals
266 LIN2 Audio Volume Adjust Line OUTL 7 GND 8 R-EAR EAR Phone Out R 9 L-EAR EAR Phone Out L 10 ROUT Speaker Out R 11 LOUT Speaker Out
275. INVERTER BOARD 5.1 Description The Inverter board is designed for lighting up the back-lights of LCD module. 5.2 Electrical characteristi
285.3 Connector locations 5.3.1 Connector type J2 J1J3 J4J5 CM999-E04 Location Type Maker Number of pins JN2, JN3, SM02 (8.0)B-BHS
296. 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
31. INTRODUCTION 1.1 Scope This specification defines the requirements for the 19” MICRO-PROCESSOR based Multi-mode supported high resolution col
306.4.3.1 J802 FOR I/F CKT Pin No Signal Comment Pin 1,2,3,4 +12V From adapter +12V power Pin 5,6,10,11,12 GND GND Pin 8 +5V Supply fo
317. TROUBLESHOOTING 7.1 Main Procedure
327.1.1 Power Circuit Troubleshooting
337.1.2 Backlights Troubleshooting
347.1.3 Performance Troubleshooting
357.1.4 Function Troubleshooting
368. MECHANICAL REQUIREMENTS 8.1 Vibration and Shock All testing shall be done in each of three mutually perpendicular axes, referenced to the po
378.3 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 ste
38Back Cover & Cable Cover Gap 0.8 mm ≤ B ≤ 1.2 mm Base Cover & Neck Cover Gap 0.8 mm ≤ C ≤ 1.2 mm
398.4.2 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
42. ELECTRICAL REQUIREMENTS 2.1 Standard Test Conditions All tests shall be performed under the following conditions, unless otherwise specifie
408.7 Plastic Material Front Bezel ABS 94HB, 94V-0 Back Cover ABS 94HB, 94V-0 The Others ABS 94HB TCO’ 99(Optional) Front Bezel PC
419.4 Rise-Time : 5ns ±±±± 30% 9.5 Impulse Duration: 50 nS ±±±± 30% 9.6 Relation to Power Supply: Asynchronous 9.7 Burst Duration: 15 ms ±±±
42WAVESHAPE
4310. 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
4411. ENVIROMENT REQUIREMENT 11.1 Operating Temperature 5°C ~ 40°C Relative Humidity 20% to 80% Altitude Sea level to 8000ft 11.2 Storage or S
4512. REGULATION COMPLIANCE 12.1 This product comply to the most current revisions of following regulations: UL/CUL {UL 1950/ CSA C22.2 NO950} St
4612.2 Electrostatics Discharge (ESD) E.S.D Test This test follow the IEC 61000-4-2 Discharge Voltage Level : Criteria Contact Discharge (
47 Ambient temperature : 15°C to 35°C Relative humidity : 30% to 60% 13. QUALITY AND RELIABILITY 13.1 Quality Assuran
48 APPENDIX A: PARTS LISTS
49A. 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)
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) Dis
50A-4 461A7830011–Firmware Ctrl Board (VL-901)
51A. FRU BOM LIST Product Line: Monitor System Product Family:
523 ET.92202.001/004/005/009 LAM999F1002/1004/1005/1009 PCB COMPONENT S IC GM5120 PQFP-208 SA051200100 C 2WKS U4 13.05 20 LOCAL SCR
53APPENDIX B: DISPLAY UNIT ASSEMBLY
305002202001201008003301303302004007006304For Standaard01301412SHEETA3DRAWING NO.SIZE REV345678ABCDE8 7 6 5 4 3 2 1EDCBALAM9992FOR REV RECORD SEE SHEE
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0110100060180140140180010150090200200190190152PCS2PCS2PCS4PCS5PCS2PCS2PCS2PCS2PCSFGFG351VT-901VM-902352VL-9013530132PCS3013063043022PCS3053093100222PC
0020030050080120130210070040180136PCS3PCS2PCS5PCS0175PCSREV1DRAWING NO.ABSHEETSIZEA32345CDE123457 68AB7 68CDE5829033FOR REV RECORD SEE SHEET 10A
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6• Lamp Voltage 700 Vrms typ. • Lamp Current 7mA rms.( typ). 4 Lamp • Weight 3200g . • Optical Specifications The following items are
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6#APPENDIX C: P.C.B.A ASSEMBLY
AABBCCDDEE4 43 32 21 1STRAIGHT/2.5STRAIGHT/2.5MainBoardconnectorVR3 3'2'2 1AudioBoardconnector1'404A791ASCHEMATIC, KEY/B VT-901 LAM999
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5544332211D DC CB BA A401A781BCTRL/B VL-901,VGA INPUTB27Thursday, July 04, 2002TitleSize Document Number RevDate: SheetofLVDS_IF6. LVDS_IFEB[0..7]OR[0
5544332211D DC CB BA APins 6/7/8 are R/G/Breturn lines resp.IN401A781BCTRL/B VL-901,VGA INPUTC37Thursday, July 04, 2002TitleSize Document Number RevDa
5544332211D DC CB BA A32-Pin PLCC SocketRM-A3RM-A12RM-A5RM-A4H-PROTOSCLPOLH-PORT-ENRM-A1OSC-SELRM-A11OCM-STARTRM-A10RM-A2RM-A0RM-15RM-14ResetCircuit40
5544332211D DC CB BA AKeyboard Connector401A781BCTRL/B VL-901,VGA INPUTC57Thursday, July 04, 2002TitleSize Document Number RevDate: SheetofLCDONPANEL_
5544332211D DC CB BA AODDEVENPANEL SIGNAL OUTPUTConnect LVDS grounds to GNDat one single point only.401A781BCTRL/B VL-901,VGA INPUTC67Thursday, July 0
AABBCCDDEE4 43 32 21 12OUT1ADJ/GND4 Vout4 VoutAPL1117-33CEAPL10853IN2OUT3INSOT-2521ADJ/GNDSOT-223401A781BCTRL/B VL-901,POWERC77Thursday, July 04, 20
7 Note 2) Definition of Contrast Ratio (CR): Ratio of gray max(Gmax),gray min(Gmin) at the center point of panel. Luminance with all pi
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5544332211D DC CB BA ABOTTOM VIEWPH1251(To DC-DC)(To DC-DC)3 COLLECTOR2 BASE1 EMITTER2SC2411KSOT-23BVR use 50K ohmIf have not mark, Res. a
AABBCCDDEE4 43 32 21 1(To Audio AMP)AKGAGKQ805405A780BSCHEMATIC, AUDIO&D/D BD. VM-902A333Friday, July 19, 2002TitleSize Document Number RevDate: S
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8Note 4) After stabilizing and leaving the panel alone at a given temperature for 30 min, the measurement should be executed .Measurement should b
9Notes 5) Definition of Luminance of White : measure the luminance of white at center point. Notes 6)Definition of 9 points brightness uniformity
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