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background image

Horizontal frequencies

30 - 83 kHz

Service

Service

Service

TABLE OF CONTENTS

Published by BCU Monitors

Printed in Suzhou

Copyright reserved

Subject to modification F Nov .11 2004

Description

Page

Important Safety Notice---- -------------------------- 2
Technical Data --------------------------------------3~6

Warning Message-------------------------------------11
Factory Mode------------------------------------------12

Installation/On Screen Display-------------------7~10

Definition of pixel defects----------------------------17
Electrical Instructions---------------------------18~19
Failure mode of panel---------------------------------20
Display adjustment-----------------------------------21

Flat Panel adjust--------------------------------------13
Trouble shooting--------------------------------------14
Mechanical Instructions-------------------------15~16

Safety test requirements-----------------------------22

Description

Page

Repair tips/Repair Flow chart------------------35~38

Function Block----------------------------------------40
Scaler Diagram----------------------------------41~45
Scaler Board C.B.A------------------------------46~47
Control Diagram & C.B.A.----------------------------48
Power Diagram ----------.-----------------------49~54
Exploded View--------------------------------------- 55
Recommended/Spare parts list----------------56~58
General product specification------------------59~90
Different parts list------------------------------------91

DDC Instructions/DATA-------------------------23~31
ISP Instructions---------------------------------32~34

Wiring Diagram---------------------------------------39

REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES

CAUTION: USE A SEPARATE ISOLATION TRANSFORMER FOR THIS UNIT WHEN SERVICING.

ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.

SAFETY NOTICE

SH4 HP L1740

GB

3138 106 10438

17" LCD Colour Monitor

C

J

6B50/76

C

J

6B50/02

1
2
3
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Содержание SH4 HP L1740

Страница 1: ... tips Repair Flow chart 35 38 Function Block 40 Scaler Diagram 41 45 Scaler Board C B A 46 47 Control Diagram C B A 48 Power Diagram 49 54 Exploded View 55 Recommended Spare parts list 56 58 General product specification 59 90 Different parts list 91 DDC Instructions DATA 23 31 ISP Instructions 32 34 Wiring Diagram 39 REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELINES CAUTION USE A SEPARATE ISOLA...

Страница 2: ...the safety symbol on the schematics or exploded views Use of substitute replacement parts which do not have the same specified safety characteristics may create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from Philips Philips assumes no liability express or implied arising out of any unauthorized modification of de...

Страница 3: ...3 Technical Data HP L1740 Go to cover page ...

Страница 4: ...9 940 Hz VGA 2 640X480 37 861K 31 5 72 809 Hz VESA 3 640X480 37 5K 31 501 75 Hz VESA 4 720X400 31 469K 28 322 70 087 Hz VGA 5 800X600 37 879K 40 60 317 Hz VESA 6 800X600 48 077K 50 72 188 Hz VESA 7 800X600 46 875K 49 498 75 Hz VESA 8 832X624 49 726K 57 284 74 551 Hz MAC 9 1024X768 48 363K 65 60 004 Hz VESA 10 1024X768 56 476K 75 70 069 Hz VESA 11 1024X768 60 023K 78 75 75 029 Hz VESA 12 1152X870 6...

Страница 5: ...5 Technical Data continued HP L1740 Go to cover page 2 14 2 13 2 12 ...

Страница 6: ...Technical Data Continued 6 Go to cover page HP L1740 ...

Страница 7: ... 4 DVI connector available on select models Connects the DVI D signal cable to the monitor 5 VGA connector Connects the VGA cable to the monitor Connecting the Power Cable 3 For analog operation connect one end of the VGA signal cable to the VGA connector on the monitor 1 and the other end to the VGA connector on the computer 2 Connecting the VGA Signal Cable 4 Connect the USB cable to the USB ups...

Страница 8: ...3 Minus If OSD is on press to navigate backward through the OSD menu features and decrease adjustment levels If OSD is off press to enable the DVI signal input available on select models 4 Plus If OSD is on press to navigate forward through the OSD menu features and increase adjustment levels If OSD is off press to enable the VGA signal input 5 Power Turns the monitor on or off BASIC OSD MENU LEVE...

Страница 9: ...hinese English N FD English Espanol Francais Italiano Nederlands Cancel Save and Return Management Power Saver On Off Selection N FD ON Power On Recall On Off Selection N FD ON Mode Display On Off Selection N FD OFF Power On Status display On Off Selection N FD ON Sleep timer Timer Set Menu N FD 0 OFF Default Video Input Analog VGA N FD DVI Digital DVI Serial Number Display monitor s n Basic Menu ...

Страница 10: ... FD ON Mode Display On Off Selection N FD OFF Power On Status Display On Off Selection N FD ON Sleep Timer Timer Set Menu Default Video Input Analog VGA N FD DVI Digital DVI Serial Number Display monitor s n Basic Menu N FD Basic Cancel Save and Return OSD Control Horizontal OSD Position ADJ Scale N FD 50 Vertical OSD Position ADJ Scale N FD 50 OSD Timeout ADJ Scale N FD 30 Cancel Save and Return ...

Страница 11: ...lank and show WM Check Video Cable 10 sec then moving always Out of range 1 1 System blank and show moving WM Input Signal out of Range about 60 sec 2 Show WM Going to Sleep 3 sec then sleep 3 If push any key in sleep mode then repeat item 1to 2 1 System blank and show moving WM Input Signal out of Range always H 29 5 or H 92 or 90 H 82 5 or V 49 or V 87 or Vtotal 1200 Out of range 2 1 Show moving...

Страница 12: ...hold the Manu Power off on then Into the service mode Press Manu button to bring up OSD menu for confirmation as below Factory menu Cursor can move on gray color area Power 2 2 1 5 3 2 2 2 5 Access Factory Mode Power off on the monitor To hold Auto And buttons at the same time And press POWER button to power on the monitor Press MANU button to bring up OSD menu for confirmation 1 4 BL Blacklevel v...

Страница 13: ... a DVI connector option To use the Adjustment pattern with your flat panel monitor 1 Execute the auto adjust function from the OSD main menu 2 If the result is not satisfactory start the Adjustment pattern exe program and repeat step 1 Image quality characteristics that can be improved Fuzzy or unclear focus Ghosting streaking or shadowing effects Faint vertical bars Thin horizontal scrolling line...

Страница 14: ...he brightness and contrast scales as needed Image is not centered Position may need adjustment Press the Menu button to access the OSD menu Select Image Control Horizontal Position or Vertical Position to adjust the horizontal or vertical position of the image Check Signal Cable is displayed on screen Monitor video cable is disconnected Connect the 15 pin monitor video cable to the VGA connector o...

Страница 15: ...er as Fig 4 8 a Use thin I type screwdriver to open the clicks on top sides as Fig 4 b Use thin I type screwdriver to open the clicks on right side as Fig 5 c Use thin I type screwdriver to open 4 clicks on left side as Fig 6 Fig 6 Fig 7 Fig 8 Fig 5 Step 3 Remove the back cover Open the clicks and unscrew the screws as shown in Fig 8 and then remove the back cover as shown in Fig 9 Fig 9 ...

Страница 16: ...as shown in Fig 10 Fig 11 Step 5 Remove the control scaler and power board remove the screws and disconnect the connector as shown in Fig 11 Power board Control board In warranty it is not allowed to disassembly the LCD panel even the backlight unit defect Out of warranty the replacment of backlight unit is a correct way when the defect is cused by backlight CCFL Lamp ...

Страница 17: ...bright spot on a dark background or it is always off a dark spot on a bright background The first is the more visible of the two 3 A defective sub pixel dot defect is less 2 visible than a defective whole pixeland is small and only visible on a specific background The HP display does not have more than 4 bright dots 5 dark dots 6 total bright and dark dots 7 No more than two adjacent less than 2 5...

Страница 18: ...K 65 60 004Hz VESA 10 1024X768 56 476K 75 70 069Hz VESA 11 1024X768 60 023K 78 75 75 029Hz VESA 12 1152X870 68 68K 100 75 06Hz MAC 13 1152X900 71 71K 108 76 05Hz SUN 14 1280X1024 63 98K 108 60 02Hz VESA 15 1280X1024 79 97K 135 75 02Hz VESA 2 3 Input signal mode for over scan modes Table2 Over scan Mode Resolution Resolution H Frequency Hz Pixel rate MHz V Frequency Comment 16 640X480 43 269K 36 00...

Страница 19: ...ta E less than or equal to 15 and average Delta E less than or equal to 10 3 6 DDC CI Function Check B Connect D sub and DVI D cable to the monitor Apply DDC CI test program the monitor shall pass DDC CI test compliance both for VGA and DVI input 3 7 USB Function Check B Connecting cable from upstream port of the monitor to PC system with XP OS and attaching external USB devices to downstream port...

Страница 20: ... Foreign material inside polarizer It shows liner or dot shape Concentric circle formed Bottom back light of LCD is brighter than normal Back light un uniformity Backlight has foreign material Black or white color liner or circular type Quick reference for failure mode of LCD panel this page presents problems that could be made by LCD panel It is not necessary to repair circuit board Simply follow...

Страница 21: ...tness and Contrast Adjust Brightness to value 90 Adjust Contrast to value 80 7 Switch light probe to Viewing position 8 Move the Lens barrel forward or backward to get clear image as shown in Fig 4 9 Switch light probe to Measuring position It should be able to indicate Fig 4 Clear image Measurement viewing selector 9300 K 13 Press MENU buttons to select R G B Increase decrease value by press or b...

Страница 22: ...et at 100 uA 5 mA 0 09 Rohm current for Max R is the Tester limitation set resistance of at 0 1 uA for the mains cord Min Limitation Ramp set at 2 time seconds Tester Test method Condition HiPot Test for HiPot Test for Ground Continuity products where products where Test requirement the mains input the mains input is range is Full 110V AC USA range or 220V type AC 2 2 1 The minimum test duration f...

Страница 23: ...em Windows 95 98 3 EDID301 EXE program 3138 106 10103 as shown in Fig 1 4 A D Alignment kits 3138 106 10079 inclusion a Alignment box x1 as Fig 2 b Printer cable x1 c D Sub to D Sub cable x1 d DVI D to D Sub cable x1 as Fig 3 Note The EDID301 EXE Release Version 1 58 20000818 is a windows based program which cannot be run in MS DOS Fig 2 Fig 1 Fig 3 Fig 4 CD ROM with EDID46 EXE DVI D to D Sub cabl...

Страница 24: ...Release For writing block 4 Note 1 If the connection is improper you will see the following error message as shown in Fig 8 before entering the main menu Meanwhile the read EDID function will be disable At this time please make sure all cables are connected correctly and fixedly and the procedure has been performed properly Fig 8 4 6 Note 2 During the loading EDID301 will verify the EDID data whic...

Страница 25: ...6 3 Click OK button to confirm your selection 4 Click icon Read EDID function to read DDC EDID data from monitor The EDID codes will display on screen as shown in Fig 17 Step 3 Modify DDC data verify EDID version week year 1 Click new function icon from the tool bar bring up Step 1 of 9 as shown in Fig 18 EDID301 DDC application provides the function selection and text change select fill out from ...

Страница 26: ...bring up Fig 21 4 Click Next bring up Fig 22 8 Click Next bring up Fig 26 Serial number can be filled up or be changed at this moment Click Finish to exit the Step window Fig 21 Fig 22 Fig 23 Fig 24 Fig 25 Fig 26 6 Click Next bring up Fig 24 7 Click Next bring up Fig 25 ...

Страница 27: ...ad the texts of DDC data table 128 bytes hex code can be modified If DDC TEXTS HEX Table are completely correct it can be saved as ddc flie to re load it into DDC IC for DDC Data application 1730 2 Click Save Step 8 Exit DDC program Pull down the File menu and select Exit as shown in Fig 30 Fig 27 Fig 29 Fig 30 NOTE If the run in Win 95 98with some problem try to run it in win 2000 but you should ...

Страница 28: ...s Configuration Setup windows as shown in Fig 34 2 Select the DDC2B as the communication channel 3 Click OK button to confirm your selection 4 Click icon Read EDID function to read DDC EDID data from monitor The EDID codes will display on screen as shown in Fig 35 Step 4 Modify DDC data verify EDID version week year 1 Click new function icon from the tool bar bring up Step 1 of 9 Digital as shown ...

Страница 29: ...metimes you may need to save DDC data as a text file for using in other IC chip To save DDC data follow the steps below 1 Click Save icon or click file save as from the tool bar and give a file name as shown in Fig 45 2 Click Save Step 8 Load DDC data 1 Click from the tool bar 2 Select the file you want to open as shown in Fig 46 3 Click Open Step 9 Exit DDC program Pull down the File menu and sel...

Страница 30: ... 1 Horizontal active pixels 1280 Aspect Ratio 5 4 Refresh Rate 60 Detailed Timing 1 Pixel Clock MHz 108 H Active pixels 1280 H Blanking pixels 408 V Active lines 1024 V Blanking lines 42 H Sync Offset F Porch pixels 48 H Sync Pulse Width pixels 112 V Sync Offset F Porch lines 1 V Sync Pulse Width lines 3 H Image Size mm 338 V Image Size mm 270 H Border pixels 0 V Border lines 0 Flags Non interlace...

Страница 31: ...k MHz 108 H Active pixels 1280 H Blanking pixels 408 V Active lines 1024 V Blanking lines 42 H Sync Offset F Porch pixe ls 48 H Sync Pulse Width pixels 112 V Sync Offset F Porch lines 1 V Sync Pulse Width lines 3 H Image Size mm 338 V Image Size mm 270 H Border pixels 0 V Border li nes 0 Flags Non interlaced Normal Display No stereo Digital Separate sync Positive Vertical Sync Positive Horizontal ...

Страница 32: ...98 or Win 2000 3 ISP software 4 ISP cable 3138 106 10213 as shown in Fig 1 Fig 1 ISP CABLE 12NC IS 3138 106 10213 5 Connect ISP cable and main cord to monitor as shown in Fig 2 6 Install and setup the Gprobe 4 5 0 5 exe program step 1 Create a folder in your PC for example D 1740 step 2 Copy ISP software 1740 software Zip into your folder step 3 Unzip ISP ZIP into your folder as shown in Fig 3 ste...

Страница 33: ...g 6 4 Press the options then choose connection setup as shown in Fig 7 5 From the menu that appears choose the DDC2Bi3 in protocol and the LPT 0x378 in port as shown in Fig 8 Fig 7 Update the firmware click the commands and select the Batch as shown in Fig 9 Fig 10 Fig 8 Fig 9 Fig 10 Click the button as shown in Fig 10 to browse the Iicisp txt file in the folder that you create Note you should pay...

Страница 34: ...34 HP L1740 Go to cover page ISP CABLE FOR CPU Fig 11 click OPEN Shut of the AC power Click the OK button and then open the AC power after the follow window appears the update is completed ...

Страница 35: ...can also be removed with a solder sucker see Fig 1A While holding the SMD with a pair of tweezers take it off gently using the soldering iron s heat applied to each terminal see Fig 1 B Remove the excess solder on the solder lands by means of litz wire or a solder sucker see Fig 1C 1 3 Caution on removal When handling the soldering iron use suitable pressure and be careful When removing the chip d...

Страница 36: ...trol Board Scaler Board LCD Panel No power power indicator off Check 12V 5V 3 3V Gnd 7 10 14 2 12v 3 3v 5 0v Connector 1102 NG Bad power board Check Control Board Check Control Wires Check Scaler Board OK NG OK Bad Scaler Board Check LCD Panel OK Gnd 5 0v Connector1503 3 3v ...

Страница 37: ...Repair Flow Chart HP L1740 Go to cover page 37 Power board Bad Power Board Check scaler board ...

Страница 38: ...X 21 Repair Flow Chart 38 HP L1740 Go to cover page Power board Check LCD Panel Control board Check scaler board ...

Страница 39: ...39 Go to cover page Wiring Diagram HPL1740 ...

Страница 40: ... HS VS DSUB_CA DDC EEPROM IIC AC to DC Power Inverter Board BL_EN Brightness Panel PWR MOS 5V for LPL CPT Control Board 3 3V 12V 1 8V Reg LVDS ISPSCL SDA DVI R G B CLK USB 2 0 GL 850 Upstream port 3 3V Key Function RXO0 RXO1 RXO2 RXO3 RXOC RXE0 RXE1 RXE2 RXE3 RXEC 5V Write_enable Downstream port x2 EEPROM 5V 5V D1 D1 D0 D0 D2 D2 Power Control R G B R G B CLK 3 3V ...

Страница 41: ...41 HP L1740 Go to cover page ...

Страница 42: ...Go to cover page HP L1740 42 ...

Страница 43: ...41 HP L1740 Go to cover page Scaler Diagram 3 ...

Страница 44: ...Go to cover page HP L1740 44 ...

Страница 45: ...45 HP L1740 Go to cover page Scaler Diagram 5 ...

Страница 46: ...Go to cover page HP L1740 46 ...

Страница 47: ...47 HP L1740 Go to cover page ...

Страница 48: ...Go to cover page HP L1740 48 ...

Страница 49: ...49 HP L1740 Go to cover page Power Diagram 1 AC DC Schematic ...

Страница 50: ...Go to cover page HP L1740 50 Power Diagram 2 Inverter Schematic ...

Страница 51: ...51 HP L1740 Go to cover page Power Diagram 3 AC DC Function Block Schematic ...

Страница 52: ...Go to cover page HP L1740 52 Power Diagram 4 Inverter Function Block Schematic ...

Страница 53: ...53 HP L1740 Go to cover page Power Diagram 5 Bottom layer Bottom Silk Screen Overlayer ...

Страница 54: ...Go to cover page HP L1740 54 Power Diagram 6 Bottom Silk Screen Overlayer ...

Страница 55: ...TFT LCD M170EG01 V1 AUOP B 823827716231 LCD CLAA170EA07 313815861601 MAIN FRAME WIRE ASSY 1160 1051 313815861521 SCALER ASSY AUO 313815861641 SCALER ASSY CPT 823827716311 LIPS T50P062 00 1052 313810440571 HOUSING COVER 100 313815414631 BACK COVER 41 313815758191 STAND HPL1740 50 ...

Страница 56: ... IC SM LD1117AS18 ST00 R 7501 932200429685 TRA SIG SM BC857C ONSE R 7502 932200429685 TRA SIG SM BC857C ONSE R 7503 932209265685 TRA SIG SM MUN2211J ONSE R 7504 932216638668 FET POW SM SI5441DC VISH R 7505 932219076668 IC SM L5972D ST00 R 7601 823827716201 USB CONTROLLER 7608 313815861571 EEPROM ASSY USB 7608 823827716241 MEMORY IC 6201 933215370215 DIO SIG SM BAV99 PHSE R 6202 933215370215 DIO SI...

Страница 57: ...2403 223878615649 CER2 0603 X7R 16V 100N PM10 R 2404 223878615649 CER2 0603 X7R 16V 100N PM10 R 2405 223878615649 CER2 0603 X7R 16V 100N PM10 R 2406 223878615649 CER2 0603 X7R 16V 100N PM10 R 2407 223878615649 CER2 0603 X7R 16V 100N PM10 R 2408 202001293721 ELCAP SM RV2 16V 10U PM20 R 2409 223878615649 CER2 0603 X7R 16V 100N PM10 R 2410 223878615649 CER2 0603 X7R 16V 100N PM10 R 2411 223878615649 ...

Страница 58: ... 300R R 5203 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5302 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5401 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5403 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5404 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5405 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5406 242254945582 IND FXD 0805 EMI 100MHZ 300R R 5407 242254945582 IND FXD 0805 EMI 100MHZ 300R R ...

Страница 59: ...JUSTMENT 15 FACTORY PRESET MODES 10 USER MODES USER FRIENDLY OSD DISPLAY FOR MODE IDENTIFICATION ADJUSTMENT DDC 2B COMMUNICATION CAPABILITY and DDC CI SUPPORT MAX RESOLUTION 1280 1024 NON INTERLACED AT 76 HZ 17 COLOR TFT LCD FLAT PANEL EASY TILT SWIVEL BASE FULL RANGE POWER SUPPLY 90 265 VAC CE ENVIRONMENTAL POLICY ANTI GLARE TO REDUCE LIGHT REFLECTION POWER MANAGEMENT CAPABILITY TCO2003 USB 2 0 H...

Страница 60: ...acteristics 3 1 Interface signals 3 2 Interface 3 2 1 D sub cable 3 2 2 DVI cable 3 2 3 OSD function control 3 3 Timing requirement 3 3 1 Mode storing capacity 3 3 2 Factory preset timings 3 3 3 Horizontal scanning 3 3 4 Vertical scanning 3 4 Power input connection 3 5 Power management 3 6 Display identification 3 6 1 Analog DDC 3 6 2 Digital DDC 4 0 Visual characteristics 4 1 Test conditions 4 2 ...

Страница 61: ... 1 1 Temperature ranges 6 1 2 Humidity 6 1 3 Altitude 6 2 Transportation tests 6 2 1 Drop 6 2 2 Vibration and shock 6 2 3 Operating condition 6 2 4 Non operating 6 3 Display disturbances from external environment 7 0 Reliability 7 1 Mean time between failures 8 0 Quality assurance requirements 8 1 Acceptance test 9 0 Serviceability 10 0 Defects 10 1 Visual inspection 10 2 Mechanical light leakage ...

Страница 62: ...ed tilt and swivel base Branding Name HP L1740 Panel Technology TN HP Jewel Y Blue LED Power Button N VESA Mounting Y VESA cover N Internal Power Supply Y Base Concept double hinge Tilt Y Swivel Y Pivot Y Height Adjustment Y Detachable Base Y Cable Management Y Monitor Dimensions 373x480x265 mm Monitor Weight 8 0 Kg Packaged Dimensions 454x456x230 mm Packaged Weight 9 3 Kg USB HUB up down 1 2 USB ...

Страница 63: ...s color 6 2 Pixel Pitch 0 264 x 0 264 mm Brightness MIN 200 nits Contrast Ratio MIN 250 Viewing Angles MIN TYP 60 70 Response Time r f TYP 16ms OSD Controls Supported HP 4 button Maximum Power Consumption 70W Sw Off Sleep Pwr Consumption 1W 2W TCO03 Y 2 1LCD a Type NR CLAA170EA07 CPT Number of Pixels 1280 H x 1024 V Physical Size 358 5 W 296 5 H 17 5 D mm Pixel Pitch 0 264 x 0 264 mm Color pixel a...

Страница 64: ...ratio 450 1 Luminance 250 cd m2 TYP c Type NR LM170E01 LPL Number of Pixels 1280 H x 1024 V Physical Size 358 5 H 296 5 V 17 0 D mm Pixel Pitch 0 264 x 0 264 mm Color pixel arrangement RGB stripes arrangement Support Color 8 bit 16 7M Colors Display Mode Transmissive Mode Normally White Backlight CCFL edge light system Active area WXH 337 920 H x 270 336 V mm 17 diagonal Viewing Angle Vertical 70 ...

Страница 65: ...C I S P R REQUIREMENTS C I S P R Publication 22 Class B V C C I APPROVAL Japan Class B MINISTRY OF COMMERCE REQUIREMENTS New Zealand Class B CANADIAN REQUIREMENTS ICES 003 Class B AUSTRALIAN ACA APPROVAL ACA AS NZS 3548 Class B TAIWAN BSMI APPROVAL CNS 13438 CISPR 22 Class B CHINA CCC APPROVAL KOREA MIC APPROVAL MIC Korea EMC Registration Regulation Class B HARMONIC CURRENT EMISSIONS IEC 61000 3 2...

Страница 66: ...er component a TMDS interface for low voltage differential serial encoding of the digital display data Panel Link compliant and a DDC2B electrical interface Refer to the Digital Display Working Group DDWG document Digital Visual Interface DVI Specification Revision 1 0 for the exact requirements 3 2 Interface 3 2 1 D Sub Cable Length 1 8 M 50 mm fixed Connector type D sub male with DDC 2B pin assi...

Страница 67: ...M D S data1 10 T M D S data1 11 T M D S data1 shield 12 No Connect 13 No Connect 14 5V Power 15 Ground for 3 3V Cable detect 16 Hot plug detect 17 T M D S data0 18 T M D S data0 19 T M D S data0 shield 20 No Connect 21 No Connect 22 T M D S clock shield 23 T M D S clock 24 T M D S clock 3 2 3 OSD Function Control Philips follow up HP s requirement to create OSD function and HP approve the OSD func...

Страница 68: ...Enter Advanced Menu Levels a Advanced OSD Menu Levels Analog Mode Menu Menu Level 1 Menu Level 2 Menu Level 3 Brightness ADJ Scale Contrast ADJ Scale Image Control Auto Adjustment Adjusting message Horizontal Position ADJ Scale Vertical Position ADJ Scale Clock ADJ Scale Clock Phase ADJ Scale Cancel Save and Return Color 9300 K 6500 K Custom Color Custom Color ADJ sRGB Cancel Save and Return Langu...

Страница 69: ...Scale Cancel Save and Return Information Current Settings Recommended Settings Serial Number Total Hours Backlight Hours Exit Factory Reset Yes No Exit Digital Mode Menu Menu Level 1 Menu Level 2 Menu Level 3 Brightness ADJ Scale Contrast ADJ Scale Color 9300 K 6500 K Custom Color Custom Color ADJ sRGB Cancel Save and Return Language Deutsch S Chinese English Español Français Italiano Nederlands C...

Страница 70: ...al Hours Backlight Hours Exit Factory Reset Yes No Exit a OSD Service Mode Menu Analog Mode Menu Menu Level 1 Menu Level 2 Menu Level 3 Brightness ADJ Scale Contrast ADJ Scale Image Control Auto Adjustment Adjusting message Horizontal Position ADJ Scale Vertical Position ADJ Scale Clock ADJ Scale Clock Phase ADJ Scale Cancel Save and Return Color 9300 K 6500 K Custom Color Custom Color ADJ sRGB Ca...

Страница 71: ...izontal OSD Position ADJ Scale Vertical OSD Position ADJ Scale OSD Timeout ADJ Scale Cancel Save and Return Information Current Settings Recommended Settings Serial Number Total Hours Backlight Hours Exit Factory Reset Yes No Exit Digital Mode Menu Menu Level 1 Menu Level 2 Menu Level 3 Brightness ADJ Scale Contrast ADJ Scale Color 9300 K 6500 K Custom Color Custom Color ADJ sRGB Cancel Save and R...

Страница 72: ...Factory Reset Yes No Exit 3 3 Timing requirement 3 3 1 Mode storing capacity 1 Factory preset modes 15 2 User modes 10 3 3 2 Factory preset timings The factory settings of size and centering are according to the reference timing charts See Fig 7 Fig 8 MODE NO 1 2 3 4 RESOLUTION 640 x 480 640 x 480 640 x 480 720 x 400 Dot clock MHz 25 175 31 500 31 501 28 321 f h 31 5kHz 37 861kHz 37 5kHz 31 468kHz...

Страница 73: ...832 dots E us 1 40 dots 1 120 56 dots 0 323 16 dots 0 563 32 dots f v 60Hz 72Hz 72 188 75Hz 75Hz O ms 16 579 628 lines 13 85 666 lines 13 333 625 lines 13 41 667 lines P ms 0 106 4 lines 0 125 6 lines 0 064 3 lines 0 06 3 lines Q ms 0 607 23 lines 0 478 23 lines 0 448 21 lines 0 784 39 lines R ms 15 84 600lines 12 48 600 lines 12 8 600 lines 12 55 624 lines S ms 0 026 1 line 0 770 37 line 0 021 1 ...

Страница 74: ... dots 1 037 112 dots 0 957 112 dots C us 1 970 208 dots 2 296 248 dots 1 915 224 dots D us 10 913 1152 dots 11 852 1280 dots 10 94 1280 dots E us 0 152 16 dots 0 445 48 dots 0 137 16 dots f v 76Hz 60Hz 75Hz O ms 13 15 943 lines 16 661 1066 lines 14 883 1067lines P ms 0 112 8 lines 0 047 3 lines 0 112 8 lines Q ms 0 46 33 lines 0 594 38 lines 0 46 33 lines R ms 12 55 900 lines 16 005 1024 lines 14 ...

Страница 75: ...Measurement is required to connect PC via USB 2 0 upstream cable and be without any external USB devices The operating system is required to be Windows XP and USB interface of PC shall conform to USB 2 0 compliance 3 6 Display identification 3 6 1 Analog DDC In accordance with VESA Display Channel Standard V1 0 and having DDC 2B capability 3 6 2 Digital DDC In accordance with DVI requirement DDWG ...

Страница 76: ...1 640X480 31 469K 25 175 59 940 VGA 2 640X480 37 861K 31 5 72 809 VESA 3 640X480 37 5K 31 501 75 VESA 4 720X400 31 469K 28 322 70 087 VGA 5 800X600 37 879K 40 60 317 VESA 6 800X600 48 077K 50 72 188Hz VESA 7 800X600 46 875K 49 498 75Hz VESA 8 832X624 49 726K 57 284 74 551Hz MAC 9 1024X768 48 363K 65 60 004Hz VESA 10 1024X768 56 476K 75 70 069Hz VESA 11 1024X768 60 023K 78 75 75 029Hz VESA 12 1152X...

Страница 77: ...ts by HP spec at 10 50 and 90 called out in the Measurement Locations Figure 2 below If Light Leakage is visible the Maximum Dark Luminance shall be measured at all 11 points 9 points plus 4 points at the center of each edge 100 1 x Luminance Minimum Luminance Maximum ú û ù ê ë é ø ö ç è æ 30 4 5 Check Cross talk Cross talk of one area of the screen by another shall be measured by comparing the br...

Страница 78: ...ordinates X original panel color Y original panel color sRGB CIE coordinates X 0 313 0 020 Y 0 329 0 020 5 0 Mechanical characteristics 5 1 Controls Front side DC power switch OSD Menu key Minus hot key for selection of the DVI input Plus hot key for selection of the VGA Auto Key Rear side D SUB signal connector DVI signal connector Power cord socket Upstream Port Two downstream ports 5 2 Unit dim...

Страница 79: ...let layers block sets layer sets block unit 9 4 36 blocks container 20 feet 40 feet 12 26 6 0 Environmental characteristics 6 1 Susceptibility of display to external environment 6 1 1 Temperature Ranges Operating Temperature Independent of altitude 5 to 35 Non Operating Temperature Independent of altitude 20 to 60 6 1 2 Humidity Operating non condensing 20 to 80 Non Operating 38 7 maximum wet bulb...

Страница 80: ...three mutually perpendicular axes referenced to the position of the system as it is in front of the user i e front to back side to side and top to bottom 6 2 3 Operating Conditions The unit should suffer no visible cosmetic damage and should operate with no degradation in display quality during exposure to the operational conditions Sinusoidal Vibration 0 25 g zero to peak 10 to 500 Hz 0 25 octave...

Страница 81: ...e shock in each direction in each axis for a total of 6 shock inputs 6 3 Display disturbances from external environment According to IEC 801 2 for ESD disturbances 7 0 Reliability 7 1 Mean Time Between Failures System MTBF Excluding the LCD panel and CCFL 75 000 hrs CCFL MTBF The lamps shall have a continuous operating life of at least 50 000 hours at 25 The operating life is defined as having end...

Страница 82: ...hall be no areas of visible illumination light leakage excluding pixel defects specified separately 10 3 Allowable Defects No cosmetic defects are allowed except those specified below The conditions of visual inspections are as follows Viewing distance is to be approximately 35 cm Ambient illumination is to be 300 to 500 lux Viewing angle range shall be 70 110 degrees horizontal and 80 100 degrees...

Страница 83: ...N 3 D 0 6 or N 3 Polarizer Bubble 0 254 D 0 6 N 3 D 0 6 or N 3 Rubbing Defects Not Allowed Newton Rings Not Allowed Mottling Not Allowed ELECTRICAL DEFECTS See Notes Bright Sub Pixel Electrical N 3 MVA PVA IPS panels normally dark N 3 Dark Sub Pixel Electrical N 5 N 5 Bright and Dark Sub Pixel Total N 5 N 5 Minimum Distance Between Electrical Defects Bright Dots S 15 S 15 Two Adjacent Dots Bright ...

Страница 84: ...ints or defects in any of the visible surfaces This is independent of whether the unit is operating or off 10 6 Mura and Splotchiness When viewed from directly in front of the monitor the display shall not exhibit any non uniformity s in color or luminance that are readily visible at 25 gray scale or brighter Mura patterns may be visible when viewed from off axis 10 7 Optical Light Leakage There s...

Страница 85: ...tocol shall comply with USB specification revision 2 0 A single upstream connector shall serve as connection to the CPU or other USB hub Each of the 2 downstream ports shall include current limited power of 5VDC at 500mA for use by an attached device USB Signals USB signals shall meet the timing and signal level standards for high speed devices set forth by industry standard USB specification revi...

Страница 86: ...o cover page 2004 10 01 2004 10 01 590 28 32 Alger Huang 86 HP L1740 Fig 1 Average Surface Brightness Position 5 Screen center point 1 2 3 7 8 W 10 L W L 10 L 2 W 2 4 5 6 9 Fig 2 HP Uniformity Test Pattern ...

Страница 87: ...87 HP L1740 8639 000 15861 2004 10 01 2004 10 01 590 29 32 Alger Huang Go to cover page Fig 3 AUO Uniformity Test Pattern Fig 4 CPT Uniformity Test Pattern ...

Страница 88: ... gray pattern Where In addition YA Initial luminance of measured area cd m2 Viewing Angle qx 90 qy 90 YB Subsequent luminance of measured area cd m2 Ambient Temperature 25 2 C The location measured will be exactly the same in both patterns Measurement Area Size 2 field of view at 40 cm Fig 7 Timing Chart 1 1 4 2 7 H V Active Area 3 5 6 8 9 V 1 0 V 2 H 2 H 10 H H 2 V 2 V H 337 920 mm V 270 336 mm H...

Страница 89: ...0 15861 2004 10 01 2004 10 01 590 31 32 Alger Huang Go to cover page D VIDEO C E SEPARATE SYNC HORIZONTAL B A R VIDEO Q S P O D VIDEO C E B A VERTICAL HORIZONTAL COM POSITE SYNC FIG 4 TIM ING CHART 1 Fig 8 Timing Chart 2 ...

Страница 90: ...Go to cover page 2004 10 01 2004 10 01 590 32 32 Alger Huang 90 HP L1740 D VIDEO C E B A VERTICAL COMPOSITE SYNC FIG 5 TIMING CHART 2 O P Q R S VIDEO B S P Q O R SYNC ON GREEN HORIZONTAL VERTICAL ...

Страница 91: ...91 HP L1740 Different part list Diversity of CJ6B50 02 compared with CJ6B50 76 Item 12NC Description 863900015904 CJ6B50 02 1157 313812874931 MAINS CORD ...

Страница 92: ...r technicians review test procedures so that HV and HV regulation are always checked as a standard servicing procedure and the reason for this prudent routine is clearly understood by everyone It is important to use an accurate and reliable HV meter It is recommended that the HV recorded on each customer s invoice which will demonstrate a proper concern for the customer s safety 5 When troubleshoo...

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