Philips 230WP7 Service Manual

Hudson 7 23" lcd monitor

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Page 1: Table Of Contents
23" LCD Monitor Hudson 7 Service Service Service Horizontal frequencies 30 - 94 KHz TABLE OF CONTENTS Description Page Description Page Electrical Instructions --------------------------- 28~29 Important Safety Notice -------------------------------2 Safety Test Requirement ----------------------------- 30 Technical Data------------------------------------------3 « Repair Tips ---------------------------------------- 31~32 Connection to PC---------------------------------------4 Repair Flow Chart -------------------------------- 33~35 On-screen Display(OSD)--------------------------- 5~7...
Page 2: Important Safety Notice
TO ENSURE THE CONTINUED RELIABILITY OF THIS Company** Equipment. The service procedures PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S recommended by Philips and described in this service REPLACEMENT PARTS, WHICH ARE LISTED WITH manual are effective methods of performing service THEIR PART NUMBERS IN THE PARTS LIST SECTION operations.
Page 3: Technical Data
Technical Data 230WP7 LCD Go to cover page Green GND ELECTRICAL SPECIFICATION Blue GND General DDC +5V 1.1. Product description The Hudson7 23 TFT flat panel monitor is specified as a display " peripheral with Analog video signal input and Digital video input.
Page 4: Connection To Pc
USB 1.1 or USB 2.0 depends on your PC's specification 5 USB upstream and downstream Connect to PC Connect the power cord and DVI cable to the back of the monitor firmly. (Philips has pre-connected VGA cable for the first installation.)
Page 5 Description of the On Screen Display What is the On-Screen Display? This is a feature in all Philips LCD monitors. It allows an end user to adjust screen performance of the monitors directly through an on-screen instruction window. The user interface provides user-friendliness and ease-of-use when operating the monitor.
Page 6 On Screen Display 230WP7 LCD Go to cover page...
Page 7 On Screen Display 230WP7 LCD Go to cover page...
Page 8: Warning Message
230WP7 LCD Go to cover page Item Attention Signals Display Time Condition CANNOT DISPLAY THIS 30 mins This warning appears when the input signal from your computer is not in a standard VIDEO MODE, CHANGE video mode or is out of the monitor s scanning range. After 30 mins, monitor enters COMPUTER DISPLAY INPUT sleeping mode.
Page 9: Aging Mode/Osd Lock/Unlock
230WP7 LCD Go to cover page Front View WAIT FOR AUTOMATIC ADJUSTMENT This screen appears when you press the "AUTO" buttons at the same time. It will disappear when the monitor is properly adjusted ATTENTION SIGNAL WAITING FOR AUTOMATIC ADJUSTMENT Access Aging..
Page 10: Factory Mode
230WP7 LCD Go to cover page Front Control Panel Access Factory Mode How to get into Factory Mode Menu Step1: Turn off monitor. Step2: [Push " " & " " buttons at the same time and hold it] +[Press power "...
Page 11: Definition Of Pixel Defects
Pixel Defect Tolerances In order to qualify for repair or replacement due to pixel defects during the warranty period, a TFT LCD panel in a Philips flat panel monitor must have pixel or subpixel defects exceeding the tolerances listed in the following tables.
Page 12: Panel Failure Mode
Failure Mode Of Panel 230WP7 LCD Go to cover page 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 the mechanical Polarizer has bubbles instruction on this manual to eliminate failure by replace LCD panel.
Page 13: On-Screen Display(Osd)
230WP7 LCD Go to cover page This page deals with problems that can be corrected by a user. If the problem still persists after you have tried these solutions, contact Philips customer service representative. Common Problems Having this problem Check these items ·...
Page 14: Trouble Shooting
· Green, red, blue, dark, and white dots remains The remaining dots are normal characteristic of the liquid crystal used in today’ s technology. For further assistance, refer to the Consumer Information Centers list and contact your local Philips distributor.
Page 15: Mechanical Instructions
Mechanical Instructions 230WP7 LCD Go to cover page 1.Back view as Fig.1 5.Remove the shielding Fig.1 Fig.7 -Unscrew the screws and the pull down the shielding as Fig.8 2. Remove cable base as Fig2 and Fig.3 Unscrew the screws Fig.2 Fig.3...
Page 16: Display Adjustments
Display Adjustment HP L2025 230WP7 LCD Go to cover page TO access factory mode 2. Apply a 1280x1024/60Hz signal with white pattern.Set 1. Turn off monitor(do not turn off PC) 2. Press AUTO , OK and the power simultaneously on the frond control brightness control at 100% and contrast control at 50%.
Page 17: Display Adjustments
Display Adjustment 230WP7 LCD Go to cover page 2.9 Adjust the R, G, B Sub-Gain on factory mode for the screen center, the 1931 CIE chromaticity (X, Y) co-ordinates shall be as follows. 9300K 6500_K X(center) 0.283+/-0.020 0.313+/-0.020 Y(center) 0.297+/-0.020 0.329+/-0.020...
Page 18: Ddc Instructions & Ddc Data
HP L2025 230WP7 LCD DDC Instructions Go to cover page General Pin Assignment Input DVI-I connector pin assignment DDC Data Re-programming In case the DDC data memory IC or main EEPROM which storage all factory settings were replaced due to a defect, the serial numbers have Fig.
Page 19 DDC Instructions 230WP7 LCD Go to cover page Configuration and procedure 3. At the submenu, type the letter of your computer's hard disk drive followed by :EDID45 (for example, C:\EDID45, as shown in Fig. 7). There are 3 chips contained OSD string, serial number..etc on the circuit board, main EEPROM which storage all factory settings,OSD string.
Page 20 HP L2025 230WP7 LCD DDC Instructions Go to cover page Re-programming Analog DDC IC Step 3: Modify DDC data (verify EDID version, week, year) Step 1: After initialize alignment box, connecting all cables and Click (new function) icon from the tool bar, bring up box as shown in Fig.
Page 21 DDC Instructions 230WP7 LCD Go to cover page Step : 8 Modify serial number in OSD 2. Access Factory Mode -1. Unzip the serial number.zip to your computer, then open the folder as shown in Fig.20. - Turn off monitor.
Page 22 HP L2025 230WP7 LCD DDC Instructions Go to cover page Step 3: Modify DDC data (verify EDID version, week, year) Re-programming Digital DDC IC Step 1: After initialize alignment box, connecting all cables and Click (new function) icon from the tool bar, bring up box as shown in Fig.
Page 23 DDC Instructions 230WP7 LCD Go to cover page Serial Number Definition Step 5: Write DDC data 1. Configuration should be as Fig. 31. And press OK. BZ000501000001 SERIAL NO YEAR/WEEK BZ CODE(TY--CHUNGLI,VN--HUNGARY(SZR), BZ--SUZHOU,DS--DONG GUAN) Fig. 31 2. Access Factory Mode - Turn off monitor.
Page 24 230WP7 LCD DDC Data Go to cover page THE DISPLAY DATA CHANNEL ( DDC 2B ) CONTENT INCLUDING Aspect Ratio : 4:3 (FOR HUDSON7-230WP7 ANALOG) Refresh Rate : 85 ********************************************************************** Standard Timing Identification #6 EDID log file for analogue Horizontal active pixels...
Page 25 230WP7 LCD Go to cover page Refresh Rate : 85 THE DISPLAY DATA CHANNEL ( DDC 2B ) CONTENT INCLUDING Standard Timing Identification #5 (FOR HUDSON7-230WP7 DIGITAL) Horizontal active pixels : 1280 ********************************************************************** Aspect Ratio : 5:4 EDID log file for Digital...
Page 26: Firmware Upgrade For Cpu
Fig. 1 Connect ISP TOOL and Mains cord to Monitor as shown in Fig. 2. Fig. 6 230WP7 LCD (B) Monitor (A) D-Sub AC POWER 2. Press the AUTO to run the program,the firmware be updated as Connect to DC 8-12V shown in Fig7`Fig.8...
Page 27 ISP Instruction 230WP7 LCD Go to cover page Press the file exit to end program, as shown in Fig.9 Fig.9 If there is a warring message coming as shown in Fig 10. , you have to check the AC power, Video cable, or Novatek MCU.
Page 28: Electrical Instructions
Electrical instructions 230WP7 LCD Go to cover page General points (2) Preset Modes (42modes) During the test and measuring, supply a distortion free AC mains voltage to the apparatus via an isolated transformer with low internal resistance. All measurements mentioned hereafter are carried out at a normal mains voltage (90 - 132 VAC for USA version, H.Freq.
Page 29 Electrical instructions 230WP7 LCD Go to cover page AC, DC power board Set mains voltage at 90Vac Plug in the mains cable, check the display picture should be normal. Plug the mains cable in and out at random, the display picture should be normal again.
Page 30: Safety Test Requirement
230WP7 LCD Go to cover page 3. Equipments and Connection All units that are returned for service or repair must pass the original manufactures safety tests. Safety testing requires both Hipot Ground Continuity testing. 3.1. Equipments For example : HI-POT TEST INSTRUCTION...
Page 31: Repair Tips
Repair Tips 230WP7 LCD Go to cover page 0. Warning preferably be equipped with a thermal control (soldering temperature: 225 to 250 C). All ICs and many other semi-conductors are susceptible to - The chip, once removed, must never be reused.
Page 32 230WP7 LCD Go to cover page 3. Lead-free product identification You can identify lead-free product by Philips-lead-free logo on PCB. 4. Lead-free product repair instruction 4.1 Use only lead-free Solder Alloy 0622 149 00106(1.2mm SAC305) or 0622 149 00108(1.0mm SAC305).
Page 33: Repair Flow Chart
Repair Flow Chart 230WP7 LCD Go to cover page AC IN Power Board Control Board Scaler Board LCD Panel No power (power indicator off) Check 12V/5V/3.3V Bad power board Bad Scaler Board Check Scaler Board Check Control Board Check Control Wires...
Page 34: Repair Flow Chart
230WP7 LCD X 21 Repair Flow Chart Go to cover page Bad Power Board Power Board Check Scaler Board Bad Scaler Board...
Page 35 Repair Flow Chart 230WP7 LCD Go to cover page Check Power Board Check LCD Panel Control Board Board...
Page 36: Function Block Diagram
Block Diagram 230WP7 LCD Go to cover page Panel Panel Backlight (12 CCFL 30 Pin wire harness(LVDS) Panel Vcc(18V for LPL) Scalar(LVDS interface) Connector AC-DC Power supply Connector 30 pin wafer (Reserve S_Video and CVBS) Dual input Connector (132 mm x 110mm)
Page 37: Scaler Schematic Diagram & C.b
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Page 44: Power Schematic Diagram & C.b
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Page 47: Usb Diagram & C.b
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Page 51: Control Schematic Diagram & C.b
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Page 52 Control Board C.B.A 230WP7 LCD Go to cover page...
Page 53: Exploded View
EXPLODED VIEW 230WP7 LCD Go to cover page...
Page 54: General Product Specification
230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page " HUDSON7-230WP7 23 GENERAL PRODUCT SPECIFICATION . ANALOG AND DIGITAL DUAL INPUT . AUTO PICTURE ADJUSTMENT . 20 FACTORY PRESET MODES AND 42 PRESET MODES WHICH CAN BE RECOVERED TO PRESET MODES .
Page 55 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page CONTENTS Foreword Product profile Scanning frequencies Video dot rate Power input Power consumption Dimensions Weight Functions Ambient temperature 2.10 Regulatory compliance Electrical characteristics Interface signals 3.1.1 Video Interface 3.2.1 D-sub cable 3.2.2...
Page 56 Display disturbances to external environment 6.4.1 Reliability Mean time between failures Quality assurance requirements Acceptance test Serviceability 10.0 Philips’Flat Panel Monitors Pixel Defect Policy 23" WIDE TFT UXGA LCD MONITOR TYPE :230WP7NS/00 8639 000 16761 BRAND : PHILIPS 2005-10-05 HP WU...
Page 57 30 minutes that brightness stability is optimal, and follow strictly after panel specification. PRODUCT PROFILE This display monitor unit is a color display monitor enclosed in PHILIPS global styling cabinet which has an integrated tilt and swivel base. Type NR. : LM230WU3-SLB-1(LG.PHILIPS) Outside dimensions : 523(w)*335.6(h)*41(d) (Typ) mm Pitch ( mm ) : 0.258(per one triad) x 0.258mm...
Page 58 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page B(Poland), CCC(China), CE(Europe), EZU(Czech), FIMKO(Nordic), Safety * medical compliance only apply for Gost(Russia), IEC 950 CB Report, NOM NYCE(Mexico), PSB(Singapore), dedicated models SEMKO(Nordic), SISIR CPA(Singapore), TUV(Germany), UL(USA) C-tick, CE(Europe), FCC(USA), IC(Canada), VCCI(Japan), BSMI E2000, Nutek(Sweden), TCO2003 (T-color) &...
Page 59 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page pin assignment : PIN No. SIGNAL Green/ SOG Blue Sense (GND) Cable Detect Red GND Green GND Blue GND DDC +5V Sense (GND) Bi-directional data H/H+V sync V-sync Data clock 3.2.2 DVI Cable The input signals are applied to the display through DVI-D cable.
Page 60 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Pin No. Description TMDS data2- TMDS data2+ TMDS data2 shield DDC clock DDC data Analog V-sync TMDS data1- TMDS data1+ TMDS data1 shield Ground(return for +5V and H/V-sync)(Cable Detect) Hot plug detect...
Page 61 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page (1) PC Analog only Signal Input Mode Adjustable functions: LEVEL LEVEL 3rd LEVEL MONITOR SETUP Exit Brightness & Contrast Brightness Contrast Color Original Color, 9300K,6500K, sRGB, User Define Position & Size...
Page 62 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page (2) Digital interface OSD : Adjustable functions: LEVEL LEVEL 3rd LEVEL MONITOR SETUP Exit Brightness & Contrast Brightness Contrast Color Original Color, 9300K,6500K, sRGB, User Define Size Size Full Screen Native Mode...
Page 63 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.1 Mode storing capacity (1) Factory preset modes : 20 (2) Preset modes : 42 3.3.2 (1) Factory preset timings (20 modes) Item H.Freq. Mode Resolution V.Freq. Item H.Freq. Mode Resol V.Freq.
Page 64 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Item H.Freq. (KHz) Mode Resolution V.Freq. Item H.Freq. Mode Resolution V.Freq. (Hz) (KHz) (Hz) 31.469 IBM VGA 10H 640x350 70.086 60.289 CVT 2.3MA 1280 x768 31.469 IBM VGA 3H 720x400 70.087 54.1...
Page 65 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page 3.3.3 Horizontal scanning Sync polarity : Positive or Negative Scanning frequency : 30 - 934K Hz 3.3.4 Vertical scanning Sync polarity : Positive or Negative Scanning frequency : 56 - 85 Hz...
Page 66 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Test conditions Unless otherwise specified, this specification is defined under the following conditions. (1) Input signal : As defined in 3.3, 1920x 1200 non-interlaced mode (75K/60Hz), signal sources must have 75 ohm output impedance.
Page 67 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page There are three factory preset white color 9300K, 6500K, sRGB. Apply full gray64 pattern, with brightness in 100 % position and the contrast control at 50 % position. The 1931 CIE Chromaticity (color triangle) diagram (x,y)
Page 68 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Environmental characteristics The following sections define the interference and susceptibility condition limits that might occur between external environment and the display device. Susceptibility of display to external environment Operating - Temperature : 0 to 35 degree C...
Page 69 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Display disturbances from external environment According to IEC 801-2 for ESD disturbances Display disturbances to external environment 6.4.1 EMI : C-tick, CE(Europe), FCC(USA), IC(Canada), VCCI(Japan), BSMI Reliability Mean Time Between Failures...
Page 70 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page 10.0 Philips Flat Panel Monitors Pixel Defect Policy Philips Flat Panel Monitors Pixel Defect Policy BRIGHT DOT ACCEPTABLE LEVEL DEFECTS 230WP7 MODEL 1 lit sub-pixel 2 adjacent lit sub-pixels 3 adjacent lit sub-pixels (one white pixel)
Page 71 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Fig 1: Brightness Uniformity 1200 PIXEL 23" WIDE TFT UXGA LCD Monitor TYPE :230WP7VS/00 8639 000 16761 BRAND : PHILIPS 2005-10-05 HP WU 2005-10-05...
Page 72 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page Cross talk pattern Fig 2: Gray level 46 (64 Gray level) Fig 3: Cross talk Pattern Center at Gray level 0 (Black) 23" WIDE TFT UXGA LCD MONITOR TYPE :230WP7NS/00 8639 000 16761...
Page 73 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page SEPARATE SYNC. VIDEO HORIZONTAL VIDEO VERTICAL COMPOSITE SYNC. VIDEO HORIZONTAL FIG-4 TIMING CHART -1 23" WIDE TFT UXGA LCD Monitor TYPE :230WP7VS/00 8639 000 16761 BRAND : PHILIPS 2005-10-05 HP WU...
Page 74 230WP7 LCD GENERAL PRODUCT SPECIFICATION Go to cover page VIDEO VERTICAL COMPOSITE SYNC. & VIDEO ( SYNC. ON GREEN ) HORIZONTAL VERTICAL FIG-5 TIMING CHART -2 23" WIDE TFT UXGA LCD MONITOR TYPE :230WP7NS/00 8639 000 16761 BRAND : PHILIPS...
Page 75: Recommended/Spare Parts List
230WP7 LCD 313815760601 FRONT BEZEL ASSY 0030 313815417271 BEZEL 0031 313815417301 BEZEL DECO. 0032 313815417311 CONTROL BUTTON 0033 313815417281 BACK COVER 0041 932222284682 IC L6562N (ST00) L 7111 932217923687 FET POW STP20NM60 (ST00) L 7113 935267356112 IC TEA1507P/N1 (PHSE) L...
Page 76 230WP7 LCD Go to cover page 2209 223878615645 CER2 0603 X7R 16V 47N PM10 R Model:230WP7NS/00(LPL PANEL) 2424 223878615649 CER2 0603 X7R 16V 100N PM10 R Mechanical Parts 2210 223878615645 CER2 0603 X7R 16V 47N PM10 R 2425 223878615649 CER2 0603 X7R 16V 100N PM10 R...
Page 77 230WP7 LCD Go to cover page 3203 232270260102 RST SM 0603 RC21 1K PM5 R 7353 932218650682 IC AT24C16A-10PU-2.7 (ATME) L 3368 232270260101 RST SM 0603 RC21 100R PM5 R 3207 212211805669 RST SM 0603 RC0603 10K PM5 R 7401...
Page 78 HP L2025 230WP7 LCD Go to cover page 1053 313815865271 CONTROL ASSY 3139 212010590704 RST MOX 1W RSS A 0R22 PM5 A 3141 213811201108 RST SM 0805 RC05 1R PM5 R 1951 242212803007 SWI TACT 1P 1POS 12V V 5MM B...
Page 79: Different Parts List
Differrent Parts List 230WP7 LCD Go to cover page Diversity of 230WP7NS/27 compared with 230WP7NS/00 Item 12NC Description 863900016763 230WP7NS/27 0101 313815405541 GASKET (10X2X40) 0126 313815568791 RATING LABEL 1051 313815866481 SCALER ASSY 7351 313815866541 CPU IC ASSY 0295 313815568801 LABEL-CPU...
Page 80: Revision List
HP L2025 230WP7 LCD Go to cover page Manual 12NC(Version) Release Date Change Instruction 3138 106 10494 25-Nov-05 Initial Release...
Page 81 4. When the HV circuitry is operating properly there is no possibility of an x- tube must be the same type as the original, including suffix letter, or a Philips radiation problem. High voltage should always be kept at the approved type.

Philips 230WP7 Service Manual

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