5.0 Mechanical Assembly 5.1 Explore Diagram 5.2 Removal and Replacement 5.2.1 Remove and Replace Stand 5.2.2 Remove and Replace Video board 5.2.3 Remove and Replace Rear cover 5.2.4 Remove and Replace Front RCA board and Card Reader(Option) 5.2.5 Remove and Replace Main board 5.2.6 Remove and Replace Power board 5.2.7 Remove and Replace Panel 6.0 Troubleshooting...
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1.0 Product Description Introduction The purpose of this service manual provides integral information for the qualified skillful technicians need to maintain the LT32CxM1 (32.0- inches TFT-LCD TV). 1.2 Features 32" wide screen WXGA (1366*768)TFT LCD panel Analog PC signal input 16 - CCFTs (Cold Cathode Fluorescent Tube) Supported to 85Hz refresh rate Supported to 16.7M colors display...
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Product Description 1.3 General Information Display area 697.68(H) x 392.26(V) Number of Pixels 1366 x R.G.B. x 768 Pixels Pixel pitch 0.51075(H) x 0.51075(W) Pixel arrangement RGB Vertical Stripe LCD Panel Display color 16.7 M Display mode Normally Black Viewing Angle Horizontal: 170 degrees (typical) Degree...
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Product Description 1.4 Outline Dimension Width 111111 111111 Height 593 (656 with stand) 111111 Depth 130 (231 with stand) ¢II[IHN$$$N[H[!$$$Nn$1$11$@I$$1N!N$% ....84_ ....................... 230,37 654,4 Physical Characteristics Weight Gross Weight 24.24 Kg (without card reader) / 24.44 Kg (with card reader) Net Weight 19.4 kg (without card reader) / 19.6 Kg (with card reader) Color...
Engineering Specifications 2.0 Engineering Specifications 2.1 TFT Panel Specifications: AU T315XW01 Active matrix thin-film-transistor (TFT) Signal Interface LVDS (Low Voltage Differential Signaling) (2 pixel/clock) Screen Size 31.51" Diagonal inch Effective Display size 697.68(H) x 392.26(V) Pixel Number 1366 x R.G.B. x 768 Pixels Color filter arrangement RGB vertical stripe...
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Engineerin_ Specifications 2.2 Optical Characteristics Measuring requirement 110[v]/60[Hz] Input AC Power Center Contrast setting Maximum Brightness setting Lighting Outside optical interception Measurement point Center (Brightness Uniformity is 5 point) Distance from LCD module 50[cm] View of measurement machine 1 [degree] Warm up time 30[mini Measuring...
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Engineering Specifications 0 _tical Specification Ox=O Contrast Ratio (Center Viewing of Screen) normal angle Response time Gray to Gray Luminance of White Chr°C°nlatricitY(cIE) _rl_e_ White CR>10 Viewing Angle Hor. Ver. Luminance Uniformity Definition of Contrast Ratio (CR): Luminance with all pixels white Luminance with all oixels...
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Engineering Specifications ® Response time is the time required for the display to transfer between any two gray level. It is defined as the following figure. A.y _i_h [ fighter gray level Any darker gray level T:rl_ ® Surface Luminance is a measurement of the active display area, 50 cm from the center of the surface in condition of displaying window pattern.
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En_ineerin_ Specifications Viewing angle is the angle at which the contrast ratio is greater than 10 (CR> 10) with window pattern. The angle is determined for the horizontal or x-axis and the vertical y-axis with respect to the z-axis which is normal to the LCD surface. Normal 0x = 0y = 0 °...
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En_ineerin_ Specifications 2.3 I/O Connectors I/O Table TV tuner NTSC Y2Pb2Pr2in & RCA audio(L/R) AV Video in & RCA audio(L/R) S-Video in & RCA audio(L/R) D-SUB PC audio in HDMI AV Video out & audio (R/L) out Earphone Subwoofer 2.4 D-Sub (Analog) Input Electrical...
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En_ineerin_ Specifications 2.5 PC Audio Input (line-in) Input Voltage (typical) Vp_p Output Power l0 W per channel 2.6 ISP (In System Programming) - Only for Engineering BIOS update through 4-pin connector, operated by authorized technician. 2.7 HDMI (High-Definition Multimedia Interface) TMDS DATA 2+ TMDS DATA 0 Shield SCL (DDC Clock)
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Functions & OSD Operation 2.9 Power Supply specification & Power Management Power Supply specification Vendor FSP FSP232-4M01 (first source) AC 90 - 264 Vac Input Voltage Range 47/63 Hz Input Frequency Range Output Voltage 5V, 16V, 24V+ 5% Output Current 1.2A(5V), 5.5A(12V), 5.5A(24V) -232W (max.)
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Functions & OSD Operation 2.12 Environmental Characteristics Operating Conditions 20-80% Humidity Non-Operating Conditions 20-85% Humidity Altitude Not more than 12,000m Non-Operating 2.12 Safety 2.12.1 Insulation Resistance The resistance of the insulation between the power terminal and the earth ground contact is more than 10 MR while withstanding a voltage of 3kV(DC).
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Functions & OSD Operation Test Criteria There is no breakdown of the insulators or short circuits when applying a 2.6kVac and 2.6k "¢ac for duration of lnaxilnum 3 sec between the metallic chassis and the input power supply active and neutral terminals connected together.
Functions & OSD Operation Back side: 3onnecting to the Video component! output terminal of the video output device _,udio input terminal connecting to the audio output terminal of the video output device. (_J) Y2Pb2Pr2 Sonnecting to the Video component2 output terminal of the video output device Y2Pb2Pr2 Audio _,udio input terminal connecting to the audio output terminal of the video output device.
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Functions & OSD Operation Remote Controller Pure TV Full function Power Power on/off Display Display current inforlnation Select TV Audio system Mute Turn speaker on or off Source Select input source Get into TV channel directly Selectsthe soundmode:Off->SRSWOW->BBE->BBE& SRSWOW model Sound (Standard cannot select...
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Functions & OSD Operation 3.30SD Operating Procedures The menu consists of six main items for user's option. Include : MENU, CHv, CH A, 4VOL, VOL I_and Enter: 1. Press "Menu" key into the OSD menu. Use "CHv", "CHA" to scroll the options on the menu. 2.
System description 4.0 System descriptions 4.1 System block diagram BLOCK D_GRAM (I_SC)
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System description 4.2 System Block Diagram Audio Processor ( NTSC ) iiiiii iiiiiiii:ii_ii_!i!!iiii_!i!ii!i_iiiii!i_iiiii!ii!ii!ii!ii!ii!i...
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System description 4.3 System Circuitry 4.3.1 Main board (J3) To RCA board (J9) To Panel (JP7) To Speaker (34) To Power board (J1) To Card reader (Option) (J6) To Inverter board (J5) To DVD (Option) (CNS) To IR board (CN7) To Video board (J8)
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System description 4.3.3 Power board To Main board To Inverter board To Main board To AC input socket 4.3.4 Front board To Video board I To Main board .13 ]...
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System description 4.3.5 board To Main board CN1 4.4 Pin Configuration CN1 : To Key board Connector +3.3 V VIN2 ADC2_return ADC VRFE ADC1 return Vinl Ground CN5 : To IR board Connector Ground IR_I Saving Power LED...
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System description J1 : To Card Reader Connector (Option) CARD IR Ground J2 : To Video board CN2 Connector (Component PR out Ground PY out Ground PB out Ground Ground J3 : To Earphone Connector Ground L OUT Mode R OUT J4 : To Power board Connector Ground...
System description 6.0 Troubleshooting Guide Item Symptom Inspection points No Power, No Picture, No Check Power board AC input. Backlight, No Sound Check Power board DC output (+SVs, +SV, +16V). Check J4 of Main board and connecting wire. Check J8 of Main board and connecting wire. Check J6 of Main board and connecting wire.
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System description Item Symptom Inspection points Can't r eceive T VorCable 1.Check Video board. program Card Reader problem 1. Check J 1 (Main board) toCard Reader connecting wire. (Option) 2. Check C ard Reader. 3. Check M ainboard.
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System description Item Part No. Part Name Location Unit 971-10616-00 DIP PCBA K/B 971-1031C-00000 DIP PCBA IR+LED BOARD 971-10579-01 DIP FRONT RCA BOARD;REV.E Approved by: Jerry Prepared C{iffChang...