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HL720S/D Service Manual

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Contents

HL720S/D ......................................................................................................................................4

PRECAUTIONS .....................................................................................................................4

ITEMS ....................................................................................................................................6

HOW TO CONNECT THE SEVERAL CABLES TO THE LCD MONITOR ............................7

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HL720S/D Cable Connections ..................................................................................7

ADJUSTING THE MONITOR.................................................................................................8

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HL720S/D The Function Control Buttons ..................................................................8

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How to use the function Key......................................................................................8

HL720S/D SPECIRICATIONS ...............................................................................................9

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HL720S Specirications ..............................................................................................9

DISPLAY MODES ................................................................................................................10

PowerSaver..........................................................................................................................10

OSD MENU..........................................................................................................................11

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Menu Tree ...............................................................................................................11

FACTORY SET ....................................................................................................................12

BURN-IN MODE ..................................................................................................................12

TROUBLESHOOTING .........................................................................................................13

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No operating at all ...................................................................................................13

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Doesn’t display on LCD...........................................................................................14

EXPLODE VIEW ..................................................................................................................16

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HL720S/D ................................................................................................................16

PART LIST............................................................................................................................17

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HL720S/D Mechanical Part List ..............................................................................17

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HL720S/D AD B/D Part List.....................................................................................18

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HL720S FUNCTION B/D Part List...........................................................................21

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Inverter & POWER BD Part List(FLF1742-20A) .....................................................22

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Inverter & POWER BD Part List(FLF1742-20A) .....................................................23

BLOCK DIAGRAM.............................................................................................................24

HL720S/D Schematic...........................................................................................................25

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AD B/D(HL720S/D)..................................................................................................25

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Inverter & POWER B/D(FLF1742-20A)...................................................................30

PCB Layout ..........................................................................................................................32

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AD B/D TOP SILK (HL720S/D) ...............................................................................32

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AD B/D TOP PATTERN (HL720S/D).......................................................................33

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AD B/D BOTTOM SILK (HL720S/D) .......................................................................34

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AD B/D MASK TOP (HL720S/D) .............................................................................35

All manuals and user guides at all-guides.com

Содержание HL720D

Страница 1: ...LCD MONITOR OCT 2006 HL720S HL720D OSHL720001 All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 2: ...IN MODE 12 TROUBLESHOOTING 13 No operating at all 13 Doesn t display on LCD 14 EXPLODE VIEW 16 HL720S D 16 PART LIST 17 HL720S D Mechanical Part List 17 HL720S D AD B D Part List 18 HL720S FUNCTION B...

Страница 3: ...HL720S D Service Manual 3 AD B D MASK BOTTOM HL720S D 36 FUNC B D TOP SILK HL720S D 37 FUNC B D TOP PATTERN HL720S D 37 All manuals and user guides at all guides com...

Страница 4: ...and pets away from the power cord as they may damage the power cord There is the risk of electric shock or fire Do not use a damaged power cord or plug Make sure the plug fits snugly into the outlet...

Страница 5: ...the monitor is not in use for a prolonged period of time Make sure the power cord is unplugged Do not spill or pour liquid on the monitor Cleaning the LCD panel 1 Use a clean soft cloth to wipe off d...

Страница 6: ...HL720S D Service Manual 6 ITEMS 24 pin DVI Cable 1 1 Only DVI Model All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 7: ...THE SEVERAL CABLES TO THE LCD MONITOR HL720S D Cable Connections POWER ANALOG DVI D Name Cable connections 1 POWER CORD 2 15 PIN D SUB SIGNAL CABLE 3 24 PIN DVI D SIGNAL CABLE 1 1 Only DVI Model All m...

Страница 8: ...u disappears SELECT 1 Select a command function DOWN Down 1 Move the on screen highlighted command item to the next one 2 Decrease the current value UP AUTO UP 1 When you push Auto button this will op...

Страница 9: ...ors Right 75 Typ H Left 75 Typ Up 75 Typ Viewing angle Deg V Down 60 Typ Response Time 8 ms Contrast ratio 700 1 typ Average brightness 300 cd m2 typ Cross talk Horizontal 2 0 Max Vertical 2 0 Max Ver...

Страница 10: ...HL720S D Service Manual 10 DISPLAY MODES The optimal resolution is 1024 768 60 HL510S The optimal resolution is 1280 1024 60 HL720S PowerSaver All manuals and user guides at all guides com...

Страница 11: ...O ADJUST Automatic adjust position BLUISH Color Temperature 9300k some blue color REDISH Color Temperature 6500k some red color USER RED 0 100 GREEN 0 100 BLUE 0 100 COLOR AUTO BALANCE Automatic adjus...

Страница 12: ...actory setting value you must execute this function BURN IN MODE If you push the down button more than 5 seconds in disconnected signal cable status you can see changed color Burn In mode displays cha...

Страница 13: ...Off and the LED operate correctly but the OSD menu doesn t display on screen First operate the FACTORY SET Second check the Panel Harness that is connected to the AD B D Check the LAMP Harness of the...

Страница 14: ...eck pins of the signal cable If PC keeps DPMS status Continually No signal Input LED color amber Check the signal cable Check pins of the signal cable Check HS_VGA and VS_VGA in schematics Doesn t dis...

Страница 15: ...cept OSD ment Check the signal cable Check pins of the signal cable Check input output signal of the signal cable Key button error Check the function key harness Check the function ass y mechanical Br...

Страница 16: ...HL720S D Service Manual 16 EXPLODE VIEW HL720S D All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 17: ...HL720S D Service Manual 17 PART LIST HL720S D Mechanical Part List All manuals and user guides at all guides com...

Страница 18: ...C42 C43 C44 C45 C46 C47 C48 C49 HCCK104ZBA C CHIP CERA 50V 100nF Z 1608 C9 HCCH103KBA C CHIP CERA 25V 10nF K 1608 C13 C14 C15 HCCK200JBA C CHIP CERA 50V 20pF J 1608 HCCK330JBA C CHIP CERA 50V 33pF J...

Страница 19: ...R15 R16 R22 R51 HRFS101JBA R CHIP 1 16W 100 ohm J 1608 R17 R18 R19 HRFS750JBA R CHIP 1 16W 75 ohm J 1608 R23 R25 HRFS201JBA R CHIP 1 16W 200 ohm J 1608 R29 R30 R31 R33 R35 R36 R37R38 R39 R40 HRFS100J...

Страница 20: ...RNESS 9P TO 9P HARNESS 220mm 97E8804044 PANEL HARNESS HYDIS PANEL 30PIN TO 30PIN HARNESS 170mm 97E8804200 OSD HARNESS 6PIN TO 7PIN 240mm 97E6800310 SIGNAL CABLE 15PIN TO 15PIN 1 5M ROHS 99E6900300 COR...

Страница 21: ...1 C2 HCCK104ZBA C CHIP CERA 50V 100nF Z1608 J1 97E6200940 CONN WAFER 12505WR 06A SMDType Angle 1 25mm LED1 DLSAM3271 LED LED 3pai 3PIN 2 54 PITCH R1 R3 HRFS182JBA R CHIP 1 16W 1 8K J 1608 R2 R4 HRFS39...

Страница 22: ...GET 1 17 T3 TRS1801U DIP 1 18 U1 2 AP4511GD DIP APEC 2 19 U3 BIT3105 DIP BITEK 1 20 D101 RS1J UF4007 TSC SHS 1 21 ZD104 ZY160 SHS 1 22 D2 4 DAN217 BAV99 Rohm DIODES 2 23 D5 DAP202U Rohm 1 24 ZD1 2 3 U...

Страница 23: ...1431 Rohm 1 50 R123 CR2012F1801 Rohm 1 51 R124 CR2012F2702 Rohm 1 52 R101 102 103 CR3216J334 Rohm 3 53 R111 RD 1 4W J 3 9 OHM 1 54 R105 106 RD 1 4W J 33K OHM 2 55 C112 221K 1KV 1 56 C113 222K 1KV 1 57...

Страница 24: ...HL720S D Service Manual 24 BLOCK DIAGRAM All manuals and user guides at all guides com...

Страница 25: ...HL720S D Service Manual 25 HL720S D Schematic AD B D HL720S D All manuals and user guides at all guides com...

Страница 26: ...HL720S D Service Manual 26 All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 27: ...2 1 3 DIM_ADJ U6 FDC6329L 4 5 6 3 2 1 YTN On Off R1_C1 V_Out2 V_Out1 R2 RXE2 BT26 1 D I M _ A D J C 4 9 0 1 u F RXOC PS25LV512 SOIC U7 1 2 3 4 5 6 7 8 CS SO WP GND SI SCK HOLD VCC HSYNC BT27 1 C40 0...

Страница 28: ...RX2 R45 4 7K RX1 SDA_DVI RX0 U5 AT24C02 SOIC 1 2 3 4 5 6 7 8 A0 A1 A2 VSS SDA SCL WP VCC D Z 4 U D Z S 5 6 B 1 2 8 R35 10 R44 820 24 RXC C1 RXC R29 10 RX0 DVI Digtial Visual Interface 29P RX2 RX0 R47...

Страница 29: ...ROVAL WooYoungTelecomCo Ltd Model C 2 0 1 u F SW3 1127NA 1 2 4 3 SW6 1112A 1 2 J1 12505WR 06A 3 2 4 5 6 1 7 8 KEY1 KEY2 GND LED_R LED_G GND G N D G N D R2 3 9K LED1 1 2 3 LED1 1 SAM3271 1 2 3 R1 1 8K...

Страница 30: ...HL720S D Service Manual 30 Inverter POWER B D FLF1742 20A Adapter Cutcuit All manuals and user guides at all guides com...

Страница 31: ...HL720S D Service Manual 31 Inverter Circuit All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 32: ...HL720S D Service Manual 32 PCB Layout AD B D TOP SILK HL720S D All manuals and user guides at all guides com...

Страница 33: ...HL720S D Service Manual 33 AD B D TOP PATTERN HL720S D All manuals and user guides at all guides com...

Страница 34: ...HL720S D Service Manual 34 AD B D BOTTOM SILK HL720S D All manuals and user guides at all guides com...

Страница 35: ...HL720S D Service Manual 35 AD B D MASK TOP HL720S D All manuals and user guides at all guides com...

Страница 36: ...HL720S D Service Manual 36 AD B D MASK BOTTOM HL720S D All manuals and user guides at all guides com a l l g u i d e s c o m...

Страница 37: ...HL720S D Service Manual 37 FUNC B D TOP SILK HL720S D FUNC B D TOP PATTERN HL720S D All manuals and user guides at all guides com...

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