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LT1201
USER MANUAL
www.planar.com
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TABLE OF CONTENTS 1. Specification 3 2. Important Servicing Safety Precaution 4 3. Location of Controls 5 4. Hot‐key define 5 5. Block Diagram 6 6 Internal connector pin definition 7 7. Cable pin definition 10 8. Trouble Shooting 12 9. Upgrade software method 16 LT1201 User Manual (020-1080-00 Rev. A) 2
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1. Specification LCD panel type 12.1” TFT (12.1” Diagonal) Displayable resolution WXGA 1280 x 800 maximum Pixel dimension 0.204 mm horizontal x 0.204mm vertical LCD display color 262,144 Colors OSD control Exit, Positioning(Horizontal, Vertical) Image Settings(Auto Adjust, Pixel Clock, Phase) Color Setting(Auto Color, 9300K Preset, 6500K Preset, User Preset) OSD Setting(Horizontal Position, Vertical Position, OSD Hold Time, OSD Lock), Language(English, Español, Franç
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LT1201 User Manual (020-1080-00 Rev. A) 4
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2. Important Servicing Safety Precautions Prior to using this manual, please ensure that you have carefully followed all the procedures outlined in the user manual for this product. Read all of these instructions. Save these instructions for later use. • Follow all warnings and instructions marked on the product. • Do not use this product near water. • This display should be installed on a solid horizontal base. When cleaning, use only a neutral detergent cleaner with a s
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3. Location of Controls 1) POWER SWITCH Pressing the power key will turn the monitor on. Pressing it again will turn it off. 2) POWER INDICATOR (green) The LED indicator lamp is green; the unit is in normal operating mode. The LED indicator lamp will change to orange when it is power‐saving mode. 3) ＋ : ( RIGHT ) Auto Adjust in Progress to scroll down the menu to increase value of selected item 4) － : ( LEFT ) to adjust the brightness and contrast on the monitor t
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5. Block Diagram INTERFACE BOARD COMPUTE R CN2 U4 MStar TSUM5PNJ U1(24C02) (DB15) DDC SCALER COMPUTE X1 R CN3 U3 (24C02) OSC (DVI) DDC CN5 30 PIN Flash U6 LVDS CABLE memory EEPROM & UH1 XH1 Backlight OSC HUB 2.0 control COMPUTE GL850G R SWITCH MODE PH1 3.3V B-type POWER SUPPLY 5V PH2 PH3 J1 5PIN 5PIN JP1 8 FROM A/D ADAPTOR Connector board 12V JP1 PWB-5818 (2) SW BOARD PWB-5818 (1) MSR kit C Control board EXII-
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6. Internal connector pin definition WXGA I/F BOARD J1: Key Switch for OSD Adjustment, Power Switch and Brightness Control Input Terminal Pin No. Symbol Function 1 ADJUST / ‐ For OSD Adjustment 2 ADJUST / + For OSD Adjustment 3 MENU For OSD Adjustment 4 SELECT For OSD Adjustment 5 POWER For POWER on/off 6 LED‐GRN Normal Mode: Low 7 LED‐ORG Save Mode : Low 8 GND Ground PH2.PH3: Output Terminal for USB device unit Pin No. Cable Color Function 1 Red VBUS(5 Vo
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CON3: DVI Signal Input Terminals Pin NO. Symbol Function 1 Dat2‐ T.M.D.S Data2‐ 2 Dat2+ T.M.D.S Data2+ 3 2/4 Shield T.M.D.S Data2/4 Shield 4 Dat4‐ T.M.D.S Data4‐ 5 Dat4+ T.M.D.S Data4+ 6 DDC SCL DDC Clock 7 DDC SDA DDC Data 8 VSYNC NC 9 Dat1‐ T.M.D.S Data1‐ 10 Dat1+ T.M.D.S Data1+ 11 1/3 Shield T.M.D.S Data1/3 Shield 12 Dat3‐ T.M.D.S Data3‐ 13 Dat3+ T.M.D.S Data3+ 14 +5V +5V Power 15 SYNC GND Ground 16 HPD Hot Plug Detect 17 Dat0‐ T.M.D.S Dat
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CN5: Output Terminal for Panel Connector Pin No. Symbol Function 1 PANEL_VCC 3.3 Power supply 2 PANEL_VCC 3.3 Power supply 3 PANEL_VCC 3.3 Power supply 4 LVDS_SET LVDS_SET 5 GND Ground 6 GND Ground 7 RXE0‐ Receiver signal (‐) 8 VDD_EDID VCC 3.3V 9 RXE0+ Receiver signal (+) 10 GND Ground 11 RXE1‐ Receiver signal (‐) 12 CLK_EDID CLK_EDID 13 RXE1+ Receiver signal (+) 14 DATA_EDID DATA_EDID 15 RXE2‐ Receiver signal (‐) 16 GND Ground 17 RXE2+
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7. Cable pin definition Switch board cable: WIRE 28AWG Connection relationship P1 (PHR‐8) P2 (ZHR‐8) WIRE COLOR Pin No. Pin No. 1 BLACK 5 2 BROWN 4 3 RED 7 4 ORANGE 6 5 YELLOW 1 6 GREEN 3 7 BLUE 2 8 PURPLE 8 Int. C/B cable for 3M touch: WIRE 28AWG, Shielding cable Connection relationship P1 (PHR‐5) P2 (ZHR‐5) WIRE COLOR Pin No. Pin No. 1 BLACK 1 2 BROWN 2 3 RED 3 4 ORA
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Int. MSR extend cable: WIRE 28AWG, Shielding cable Connection relationship P1 (PHR-5) P2 (PHR-5) WIRE COLOR Pin No. Pin No. 1 BLACK 1 2 BROWN 2 3 RED 3 4 ORANGE 4 5 DRAIN 5 LVDS cable: WIRE UL10064 34# OD: 0.35mm CN1 housing: JAE FI-JT40C-R3000 CNC housing: ACS 87219-3000 Connection relationship CN1 WIRE COLOR CN2 1 BLACK 5 3 BROWN 1 4 RED 2 5 ORANGE 3 6 YELLOW 8 8 BLACK 12 twist twist 9 WHITE 14 13 BROWN 7 twist twist 14 WHITE 9
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27、33、38、39 LT1201 User Manual (020-1080-00 Rev. A) 13
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8. Trouble Shooting Does YES picture display? NO A dark picture or a picture full On Back-light of colorfully On or off? vertical lines Off Hsync, Check Vsync Green power LED or DE error Flash Check Check inverter Check I/F board CN5 display Check I/F board J5 Check panel connector resolution Check I/F board Check SW board Check I/F board OSD no response SW1~SW4 too dim Check OSD Check SW board JP1 The brightness is adjustment different between Chec
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JP1 , +12V Debug Procedure INPUT NO Does the YES screen l Solution with No display NO Display ok ? NO Lost some bits YES of RGB?? CHK R1(R ), R2 (G),R3(B) YES C1，C2，C3 CHK OSD U4 pin119~124 CHK U4 (PUSH KEY SWITCH) pin 79~86 RETURN LT1201 User Manual (020-1080-00 Rev. A) 15
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No screen CHK PWR handle REF: power (2) flow LED always NO YES Back-light ON or always OFF when ok ? power on ok ? CHK U5 SOFTWARE YES NO 、KEY PAD NORMAL CHK CN5 PIN18、20、30 NO U4 ABNORMAL SCALER INPUT/OUTPUT CHK Panel Backlight D-SUB VGA CHK 15PIN YES U11、Q10、 DVI-D OK NG CHK U4 NG CHK NG PIN 110、111 CN5 INPUT REPLACE OK U4 YES CHK SOFTWARE RETURN OR CHANGE U4
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POWER FLOW J9,12V CHK FUSE F1 INPUT abnormal CHK REPLACE U7 U7 input +12V U7 output +5V normal abnormal CHK REPLACE U9 U9 input +5V U9 output +3.3V normal abnormal CHK U4 Pin 21 +1.8V REPLACE U4 U4 Pin 126 +1.8V normal Return LT1201 User Manual (020-1080-00 Rev. A) 17
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9. Upgrade software method Instructions for flashing firmware 1. Disconnect any peripherals connected to the parallel port on the computer. Disconnect the DVI cable from the computer 2. Connect the DVI cable to the DVI to VGA adapter, and then connect the VGA side of the adapter to the ISP board. Connect the ISP board to the computer with the supplied parallel cable. (check Jumper No.4 and No.8 of SW3 to be ON at ISP board, the rest of all to be OFF). Connect the mouse and keyboar
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4. On the flash drive you will find a folder named “ISP program for Mstar TSUM_write_code”, open it and start ISP_Tool_3.75.3.exe 5. Press connect. A pop‐up window showing “Device type is MX25L512” should appear. If the pop‐up window say “Can’t entry ISP mode” recheck the cables. LT1201 User Manual (020-1080-00 Rev. A) 19
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6. Next press the big red button on the top, and then press the smaller read button 7. Select the AU5T015QT1_1E0A.BIN and open. LT1201 User Manual (020-1080-00 Rev. A) 20
