Aydin Military Flat Panel Displays - I
Contents
1. 0B the UP DOWN pushbuttons are always enabled for brightness COARSE Green Indicates that the up down pushbuttons alter the total horizontal clock count FINE Green Indicates that the up down pushbuttons adjust the horizontal clock delay VERT POS Green Indicates that the up down pushbuttons adjust picture vertical position HORIZ POS Green Indicates that the up down pushbuttons adjust picture horizontal position RESET Green Indicates that the RESET pushbutton will reset all adjustments to factory nominal Power Management When Horizontal or Vertical Sync is not detected the unit will revert to a power saving mode The green POWER status indicator will extinguish and the amber NO SYNC indicator will light When the Horizontal or Vertical Synchronization frequencies being supplied to the unit are not within the range of the AMLCD monitor H Sync Freq 23Khz 80Khz V Sync Freq 56 Hz 76Hz the unit will go into it s power save mode 10 Section 4 MAINTENANCE Field Maintenance should be limited to front panel adjustments external cleaning air filter inspection and cleaning and fuse replacement Any action that requires opening the monitor chassis should be deferred to the depot or factory 4 1 ADJUSTMENT The SELECT MODE pushbutton enables six adjustment modes sequentially BRIGHT COARSE FINE VERT POS HORIZ POS RESET The SELECT MODE pushbutton is used to select the parameter to be adjusted a2. Rugged Military ACH2000 Flat Panel Display User s Guide For ACH2000 Chassis Mount t TECH COMPANY www i techcompany com Toli Free 1 888 483 2418 USA 1 510 429 9288 Fax 1 510 372 2736 Table of Contents Section 1 Introduction tA s EE TE elds nae eee ee ee i 1 2 Specifications EERDER EE tina ere 1 3 Interface Signals as RER SR EE EES RNEER EE GER ES Ee 14 Video Formats ske Ee ese Me sl elt Section 2 Installation 20 Unpacking lt tsecctseedepeucenie ED ER DiE Ee eo 2 2 Installation ESSEN SEER ES EE GR Aes A ee eee Section 3 Operation 3 0 wlintfodueliOR EE RE EE ER EE ER EE IE SE So 8 Builtinslest 222 ga Sik EE Ee Ee 3 2 Controls amp Indicators eise ie ee Ee Ee ee Ee Rek ee eee 3 3 Status Indicators siweeciioisiienielisdna ER EE KEN Ek EED Ee 3 4 Mode indicators ssenari 3 5 Power Management siese EER E REKE EER RR RE ER Ee Section 4 Maintenance 4 1 RFP 20A Adjustment iese iese ee ee ee ER ee ee ee ee ee 42 Preventive Maintenance ies EE EER EEE REEKSE ER ER We AR 43 Corrective Maintenance iis ers E EER R ER RE RR EE ee 44 Replaceable Parts see Re Re Re ER ee Re Re ee ee Section 5 Drawings Section 1 INTRODUCTION 1 1 OVERVIEW The AYDIN rugged 20 flat panel LCD monitor offers the user superior image quality over a wide viewing angle in a small compact package AYDIN s Autosync TFT high contrast LCD monitor enhances color intensity providing a tru
3. ation using accessory kit 354 0275 501 3 0 Section 3 OPERATION INTRODUCTION The AYDIN rugged 20 flat panel AMLCD monitor is provided with built in test BIT The values of specific operation parameters can be adjusted by the user and offer fast accurate control of the video image The front panel controls include brightness horizontal positioning vertical positioning and image adjustment that improve focus clarity and stability 3 1 a 3 2 Built in Test BIT Fans Fan RPM is monitored The FAN FAULT indicator on the control panel will turn on if either fan slows below 1900 RPM Normal operation is 3100 RPM Overtemperature The air temperature inside the monitor chassis is monitored The OVER TEMP indicator on the control panel will turn on if the internal air temperature rises above 55 C Video and Synchronization An internal test pattern generator is installed to provide an off line test of the video channels and various modes of synchronization The test pattern generator is enabled by depressing the BIT ON OFF pushbutton on the control panel sequentially selects one of three test patterns 1 Crosshatch sync on green 76 5 kHz H 72 Hz V 2 White Field separate composite sync 70 6 kHz H 66 4 Hz V 3 Color Bars separate H and V sync 31 2 kHz H 66 2 Hz V Controls and Indicators Controls POWER ON OFF Rocker switch located on top of chassis Pushbuttons located on control panel Lamp T
4. c Separate TTL level Horizontal Positive Negative Vertical Positive Negative Composite TTL level Positive Negative Composite Sync on Green video 0 3V p p negative Video 0 7V p p Positive 1 4 VIDEO FORMATS The monitor will display VGA 640 x 480 SVGA 800 x 600 XGA 1024 x 768 and SXGA 1280 x 1024 SXGA has a 5 4 picture aspect ratio and will fill the 15 7 x 12 6 active picture area VGA SVGA and XGA have a 4 3 picture aspect ratio and the picture height will be 11 8 leaving a 0 4 unused dark band at the top and bottom Section 2 INSTALLATION This section contains the procedures for installing and verifying the operation of the AYDIN AMLCD monitor Minor adjustments may be reduired for specific video sources or to customize the displays appearance to user operator reduirements Complete adjustment procedures are provided in section 4 2 1 Unpacking All monitors are shipped completely assembled in individual shipping containers unless incorporated into a system rack by AYDIN CAUTION If the outer shipping carton shows any sign of damage do not unpack the carton unless the responsible shipping agent is present Notify AYDIN Contracts Department as soon as possible Note the Model and Serial numbers from the tag attached to the rear panel of the unit for factory identification To unpack the equipment cut the reinforced sealing tape or bands carefully open top container and remove the packi
5. er representation of colors Created for today s demanding user applications AYDIN s line of LCD monitors offer an ideal choice for users with space weight and power consumption constraints who require high quality imagery 1 1 1 PHYSICAL DESCRIPTION This monitor is packaged in a rugged aluminum enclosure that can be rack mounted suspended or desk top mounted Forced air cooling is provided by two DC fans mounted on the rear panel All controls and indicators are front panel mounted BNC triax or HD15 Hi density DB15 connectors are provided at the rear of the unit for the video inputs The monitor is comprised of an active matrix thin film transistor TFT liquid crystal panel structure LSI drivers that switch the TFT array and a backlight assembly The thin film transistor panel structure is created by sandwiching liquid crystal material in the narrow gap between the TFT array glass substrate and a color filter glass substrate After the LSI drivers are connected to the panel the backlight assembly is attached to the backside of the display panel RGB Red Green Blue video information from a suitable source is modulated into a format compatible with active matrix addressing by an onboard signal processor and sent to the LSI drivers which in turn address the individual TFT cells Acting as an electro optical switch each TFT cell controls light transmission from the backlight assembly when activated by the data source By re
6. est Lights the eleven 11 LED indicators on the control panel 3 3 BIT ON OFF Enables the internal test pattern generator BIT STEP Sequentially steps through the three available test patterns Crosshatch white field color bars when BIT is ON ft UP Increases function value of adjustment mode selected U DOWN Decreases function value of adjustment mode selected SELECT MODE Selects the function to be adjusted by the Up and Down Pushbuttons brightness horizontal coarse horizontal fine vertical position horizontal position master reset RESET Resets the function value of mode selected to factory nominal All function values are reset to factory nominal when in RESET mode Status Indicators LED indicators located on control panel provide information on the operating conditions of the unit OVER TEMP Red Warning that internal temperature is gt 55 C FAN FAULT Red Warning that fan speed is lt 1900 RPM BIT ON Amber Indicates that the external video input is disabled and the internal test pattern generator is enabled NO SYNC Amber Indicates that the monitor cannot synchronize to the video input and has entered the power save mode 3 4 POWER Green Indicates power ON Mode Indicators The following are MODE indicators selected by the SELECT MODE pushbutton 3 5 BRIGHT Green Indicates that the up down pushbuttons control brightness for the RFP 20A On the RFP 2
7. gulating the amount of light passing through the array of red green and blue dots color images are generated on the screen The two models RFP 20A and RFP 20B differ in the backlight electronics employed The RFP 20A is supplied with standard backlight electronics which allow adjustment down to approximately 30 of maximum The RFP 20B is supplied with enhanced electronics providing approximately 50 more brightness and full range dimming adjustment 1 2 SPECIFICATIONS Brightness RFP 20A 20 fl min RFP 20B 30 fl min Brightness Range RFP 20A 30 100 RFP 20B 0 100 Contrast Ratio 100 1 Typical Dot Pitch 0 312mm Display Resolution Horizontal 1280 dots Vertical 1024 lines Active Display Area Horizontal 15 7 399 mm Vertical 12 6 319 mm Viewing Angles lt 160 typical for accurate viewing the display is best observed if the viewing angle is limited to 80 up down right and left Power Requirements 90 132 180 264 VAC autosyncing 47 440 Hz typical consumption is 90 watts in ON mode lt 25 watts in energy saving mode Physical Dimensions W x H x D 19 0 x 15 72 x 6 36 inches 482 6 x 399 2 x 161 5 mm Weight 29 Ibs 13 15 kg Environmental Operating Conditions 0 to 50 deg C 5 to 95 RH 0 to 25 000 ft Alt Storage Conditions 20 to 60 deg C 5 to 95 RH 0 to 45 000 ft Alt 1 3 INTERFACE SIGNALS Video Input Analog Red Green Blue Impedance 75 ohms Syn
8. indicators are lit and LAMP TEST does not light the indicators the most likely cause is no power input 1 Is power connected 2 Is the POWER switch ON 3 Is the fuse OK If the answers are yes the most likely problem is a failed power supply in the monitor b If the NO SYNC indicator is lit most likely the monitor is not receiving a video input or the video input is not a format recognized by the monitor 1 Try the BIT test patterns 2 If the BIT test patterns do not display and the NO SYNC indicator stays lit the monitor is faulty 3 If the BIT test patterns display correctly check that the video input cables are connected properly and that the proper video signals are being supplied 44 Replaceable Parts Fuse Description Fuse Glass 3AG Slo Blo 1 5A Aydin P N 111 005 022 Manufacturer s P N LITTLEFUSE FSCM 75915 313 01 5 BUSSMAN FSCM 71400 MDL 1 Air Filter Description Filter Air Foam Alum Frame 5 x 5 Aydin P N 111 082 006 Manufacturer s P N UNIVERSAL AIR FILTER FSCM 58860 Use Aydin P N to order 13 Section 5 DRAWINGS Accessory Kit Parts List 354 0275 501 Installation Drawing 353 0179 14
9. ir filter 4 2 1 Air Filters Depending on the environment the air filters on the rear panel should be inspected periodically and cleaned as required with clean dry low pressure air or rinse with water and dry thoroughly 4 2 2 Surface Cleaning The EMI window and exterior surfaces may be cleaned with standard non abrasive glass cleaners applied with a soft cloth to avoid scratching the anti reflective coating on the glass panel NOTE INTERIOR CLEANING OF THE MONITOR IS NEITHER REQUIRED NOR RECOMMENDED 4 2 3 Image Persistence Image persistence is the occurrence of a ghost image that remains on the display screen even after the display monitor has been turned off Unlike cathode ray tube monitors that permanently burn the image into the phosphors with liquid crystal displays image persistence is not permanent LCD s suffering from image persistence can be cleared by turning off the display monitor for a period equivalent to the duration in time that the offending image was displays If the image was displayed for one hours turn the monitor off for one hour to erase the ghost image NOTE The use of a screen saver is recommended whenever the screen is idle 4 3 Corrective Maintenance The only field corrective maintenance recommended is fuse replacement and damaged air filter replacement Any other corrective maintenance should be deferred to the depot or factory 4 3 1 Troubleshooting No Picture a If no front panel
10. nd the UP DOWN pushbuttons are used to make the adjustment The monitor will store the adjustment when the adjustment mode is exited either by depressing the SELECT MODE pushbutton or by taking no action allowing the display to automatically store and terminate the adjustment sequence after a five second time out The RESET pushbutton will initialize the setting for the adjustment mode selected If the RESET pushbutton is depressed when in the RESET mode all parameters will be initialized Following are the adjustment modes selected by the SELECT MODE pushbutton BRIGHT Indicates that the up down pushbuttons control brightness COARSE Indicates that the up down pushbuttons alter the total horizontal clock count Use this adjustment to set the correct horizontal picture size and uniformity If this adjustment is way out you may have to go back and forth between the COARSE and HORIZ POS adjustments FINE Indicates that the up down pushbuttons adjust the horizontal clock delay Adjust this for sharpest image VERT POS Indicates that the up down pushbuttons adjust picture vertical position HORIZ POS Indicates that the up down pushbuttons adjust picture horizontal position 11 RESET Indicates that the RESET pushbutton will reset all adjustments to factory nominal 4 2 Preventive Maintenance The only periodic maintenance recommended is EXTERIOR SURFACE cleaning when necessary and the periodic inspection and cleaning of the a
11. ng material Lift the unit carefully out of the shipping container and place it on a firm surface 2 1 1 Inspection After unpacking the AMLCD unit visually inspect the monitor for any indication of damage which may have occurred during shipment Any damage should be reported to the responsible shipping agent CAUTION Under NO circumstances should power be applied if the unit is damaged 2 2 Installation 2 2 1 Video Connector Configuration The Model RFP 20A and RFP 20B are available from the factory with either of three video input connector configurations The three configurations are identified by the last digit of the monitor part number PN 355 0371 501 15S HD D subminiature Female std VGA connector RFP 20A PN 355 7010 501 15S HD D subminiature Female std VGA connector RFP 20B PN 355 0371 502 5 BNC connectors RFP 20A PN 355 7010 502 5 BNC connectors RFP 20B PN 355 0371 503 5 Three lug miniature Triax connectors Trompeter 70 Series RFP 20A PN 355 7010 503 5 Three lug miniature Triax connectors Trompeter 70 Series RFP 20B 2 2 2 Power Chassis Connector J6 P N MS3102A 10SL 3P Cable Connector P6 P N MS3106A 10SL 3S Connector Pins A AC Input B AC Input Rtn C Chassis ground Fuse 1 5A SLO BLO 250V 3AG Auxiliary Chassis Ground E1 4 28 Stud 2 2 3 Mounting 2 2 3 1 Standard Rack Mount Sheet 2 of drawing 353 0179 in Section 5 illustrates the standard rack mount configur
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