Philips 190S5CG/00 Service Manual

19" tft lcd colour monitor

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User manual (89 pages)

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Page 1: Table Of Contents
19" TFT LCD Colour Monitor SH 4 190S5 Service Service Service 190S5CG/00 190S5CB/00 Horizontal frequencies 30 - 82KHz TABLE OF CONTENTS Description Page Description Page Important Safety Notice ---------------------------- 2 « DDC Instructions & HEX Data------------------18~23 Technical Data --------------------------------------- 3...
Page 2: Important Safety Notice
PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S REPLACEMENT service procedures recommended by PARTS, WHICH ARE LISTED WITH THEIR Philips and described in this service manual are effective methods of PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE performing service operations. Some of these service operations MANUAL.
Page 3: Technical Data
Input signal levels 0.7Vpp This monitor is ENERGY STAR compliant. As an ENERGY Sync input signal Separate sync STAR Partner, PHILIPS has determined that this product meets Composite sync the ENERGY STAR guidelines for energy efficiency. Sync on green Data Storage...
Page 4: Connection To Pc
Connection to PC 190S5 LCD Go to cover page Front View Product Description Connecting to Your PC Plug in the cables into connectors Accessory Pack Unpack all the parts. Note: If you use an Apple Macintosh, you need to connect the special Mac adapter to one end of the monitor signal cable...
Page 5 Connection to PC 190S5 LCD Go to cover page Connect to PC a)Turn off your computer and unplug its power cable. b)Connect the monitor signal cable to the video connector on the back of your computer. c)Plug the power cord of your computer and your monitor into a nearby outlet.
Page 6: On-Screen Display(Osd)
On Screen Display 190S5 LCD Go to cover page The OSD Tree Below is an overall view of the structure of the On-Screen Display. You can use this as a reference when you want to work your way around the different adjustments later on.
Page 7: Osd Aging Mode & Lock/Unlock
OSD Lock/Unlock, Aging Mode 190S5 LCD Go to cover page CANNOT DISPLAY THIS VIDEO MODE.. Front Control Panel This screen warns when the input frequency from the computer is not a standard video mode or out of the monitor's scanning range. Please change the display mode of the operating software in the com- puter(i.e.windows) to 1280*1024@60HZ for best display results.
Page 8: Pixel Defect Policy
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 9: Warning Message
Warning Message Table 190S5 LCD Go to cover page Warning message table Item Attention Signals Display Time Condition Attention off CANNOT DISPLAY 30 mins This warning appears when the input signal from your THIS VIDEO MODE, computer is not in a standard video mode or is out of the CHANGE COMPUTER monitor’...
Page 10: Factory Mode
: Read/Write scaler register Step1: Panel : HS ( Hannstar panel ) Turn off monitor. LG ( LG. Philips panel ) Step2: [Push AUTO " " & OK " " buttons at the same time and hold it] QDI ( Quanta Display Inc.) +[Press power "...
Page 11: Wiring Message
Wiring Message 190S5 LCD Go to cover page...
Page 12: Mechanical Instructions
Mechanical Instructions 190S5 LCD Go to cover page Step3.Remove the BacK cover Front View - Remove the three clicks as shown in Fig.7 ,then remove the Control board -Use the thin " " type screw driver to open the clicks as shown in Fig.8 Fig.1 Fig.7 Back View...
Page 13: Mechanical Instructions
Mechanical Instruction 190S5 LCD Go to cover page Step 5. Remove the sclar and power board. - RemoveDisconnect the 1505,1502,1413 and 4 backlight cables as shown in Fig.11 - Remove the scaler and power board as shown in Fig.12 1413 to Pane 4 backlight cables 1502 to Power board 1505 to Control board...
Page 14: Electrical Instructions
Electrical Instructions Mode 190S5 LCD Go to cover page Input signal mode 1. General points Pre-set 33 modes During the test and measuring, supply a distortion free AC mains PRESET VIDEO RESOLUTION voltage to the apparatus via an isolated transformer with low Resolution H-Frequency Pixel rate...
Page 15: Electrical Instructions
Electrical Instructions Mode 190S5 LCD Go to cover page 3. POWER SUPPLY (Buy in power board) 3.1 Setup the AC I/P at 90VAC, add 2.6A loading to +12V O/P and DC O/P voltage is 12V +/- 1.2V, 1A loading to 3.3V O/P and DC O/P voltage is 3.3V +/- 0.165V, 1.5A loading to 5V O/P and DC O/P voltage is 5V +/- 0.5V (B).
Page 16 Firmware Update for CPU Novatek NT68F633L 190S5 LCD Go to cover page Configuration and procedure Fig. 4 "Easywriter " The software is provided by Novatek to upgrade the firmware of CPU. It is a windows-based program, which cannot be run in MS-DOS. DDC2BI_ISP TOOL (3138 149 53161) is for the interface between "Parallel Port of PC"...
Page 17 Firmware Update for CPU Novatek NT68F633L 190S5 LCD Go to cover page Press the Load hex then select the V200.hex as shown in Fig. 8. Fig. 11 From the menu that appears, choose the "NT68F633(64K)" as shown in Fig. 9 190S5 Fig.
Page 18: Ddc Instructions
190S5 LCD DDC Instructions Go to cover page General Note: The alignment box has already build-in a batteries socket for using batteries (8~12V) as power source. Pull out the socket by DDC Data Re-programming remove four screws at the rear of box. Please do not forget that In case the DDC data memory IC or main EEPROM which storage all remove batteries after programming.
Page 19 190S5 LCD 190P5 DDC Instructions 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. 6). There are 2 chips contained OSD string, serial number..etc on the circuit board, main EEPROM which storage all factory settings,OSD string.
Page 20 190S5 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 190S5 LCD Go to cover page Next Next Click , bring up Fig. 17. Click , bring up Fig. 20. - Serial number can be filled up or be changed at this moment. Finish - Click to exit the Step window. Fig.
Page 22 X 21 190S5 LCD DDC Instructions Go to cover page Step 7: Exit DDC program Step 5: Write DDC data 1. Configuration should be as Fig. 23. And press OK. Pull down the File menu and select Exit as shown in Fig. 25. Fig.
Page 23: Ddc Data
: TY 123456 Active Off Monitor Descriptor #3 Display Type : RGB color display Monitor Name : Philips 190S5 Standard Default Color Space: Primary color space Monitor Descriptor #4 Preferred Timing Mode : Detailed timing block 1 Monitor Range Limits Min.
Page 24: Safety Test Requirements
190S5 LCD X 21 Safety test requirements 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 3.1. Equipments Hipot Ground Continuity testing.
Page 25: Block Diagram
190S5 LCD B lock D iagram R S T N K ey C ontrol O S C O :0/1 /2/3 B oa rd L E D R ,G /clk (N ,P) IIC _S C L ,S D A C PU S cale r E :0/1/2 /3 N T 6 8 F 6 3 3 L...
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Page 37: Warning And Notes
Warning and Notes 190S5 LCD Go to cover page Warnings Notes . Safety regulations require that the unit should be returned The direct voltages and waveforms are average voltages. in its original condition and that components identical to They have been measured using the Service test software the original components are used.
Page 38: Exploded View
190S5 LCD Exploded View Go to cover page...
Page 39 190S5 LCD Go to cover page Model: 190S5CG/00 0030 313815756931 FRONT BEZEL ASSY(T) 0040 313815756051 BACK COVER ASSY(T) 0050 313815756831 COMPACT BASE(T) 0094 313815411261 HINGE COVER(T) 0095 313815561991 PLASTIC COVER 0291 313815562981 LABEL-CPU 0295 313815562991 LABEL-LPL 0450 313815637261 CARTON 0451...
Page 40: Spare Parts List
Go to cover page 3506 212211805669 RST SM 0603 RC0603 10K PM5 R 2451 223878615649 CER2 0603 X7R 16V 100N PM10 R Model: 190S5CG/00 3507 212211805669 RST SM 0603 RC0603 10K PM5 R Mechanical Parts 2452 223878615649 CER2 0603 X7R 16V 100N PM10 R...
Page 41 . FULL RANGE POWER SUPPLY 90 –264 VAC . CE ENVIRONMENTAL POLICY . ANTI-GLARE TO REDUCE LIGHT REFLECTION . POWER MANAGEMENT CAPABILITY . SOG SUPPORT . TCO 03 . PROTECTIVE COVER 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE...
Page 42 Visual characteristics Test conditions Resolution Brightness Image size 4.4.1 Actual display size 4.4.2 Max scan size Brightness uniformity Check cross talk White color adjustment 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 43 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 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE...
Page 44 This specification describes a 19" SXGA multi-scan color TFT LCD monitor with max resolution up to 1280*1024 /76 Hz non-interlaced. 2.0 PRODUCT PROFILE This display monitor unit is a color display monitor enclosed in PHILIPS global styling cabinet, which has a compact base. 2.1.1 Type NR.
Page 45 C-tick, CE (Europe), FCC (USA), IC (Canada), VCCI (Japan), BSMI, CCC (China), MIC (Korea) E2000, Nutek (Sweden), TCO03, TUV/GS, EPA, Ergonomics ISO13406-2 Compatibility PC2001, Windows 2000, Windows Me, Windows XP, NSTL 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 46 H-sync / H+V V-sync Data clock line (SCL) 3.2.2Software control functions via OSD/control OSD (On Screen Display) function Analog interface OSD: Adjustable functions: 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 47 PRODUCT INFORMATION : Show Serial No./ Resolution / Video input. RESET TO FACTORY SETTING: recall to Factory preset settings. 3.3Timing requirement 3.3.1Mode storing capacity (1) Factory preset modes : 15 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2002-01-16 IVONE LEE 2004-01-16...
Page 48: General Product Specification
0.45(17 lines) 0.026 1 lines) 0.023 1 lines) 0.029 line ) SYNC. H/V - / - + / + POLARITY SEP . SYNC 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 49 0.016(1 lines) 0.062(3 lines) 0.053(3 lines) 0.017 ( 1 line ) SYNC. H/V - / - + / + POLARITY SEP . SYNC 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 50 0.033 ( 2 line ) 0.028 ( 2 lines) SYNC. H/V - / - - / - Serr- + / + POLARITY SEP . SYNC 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 51 0.012 (1 line) 0.024( 2 lines ) 0.0228(1 lines) SYNC. H/V + / + - / - -/ + POLARITY SEP . SYNC 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 52 3.4 Power input connection Power cord length : 1.8 M Power cord type : 3 leads power cord with protective earth plug. 3.5 Power management 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 53 (3) Warm up: more than 30 minutes after power on with signal supplied. (4) Ambient light: 400 -- 600 lux. (5) Ambient temperature: 20 +/- 5 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE...
Page 54 34 preset modes Brightness: 200 nits (at panel color temperature, Screen center point, Fig. 1) Image size 4.4.1 Actual display size 376x301mm 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 55 Front side: DC power switch OSD function key UP/DOWN (Brightness key) LEFT/RIGHT (Input Select) Auto key Rear: Video signal cable Power cord socket 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 56 : 100% max (< 40 J) - Altitude. : 0 to 30,000 feet Note: recommend at 5 to 35C, Humidity less than 60 % 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 57 Display disturbances to external environment 6.4.1 EMI EMI: C-tick, CE (Europe), FCC (USA), IC (Canada), VCCI (Japan), BSMI, CCC (China), MIC (Korea) Reliability 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 58 The serviceability of this monitor should fulfill the requirements , which are prescribed in UAW-0346 and must be checked with the check list UAT-0361. 10.0 Philips' Flat Panel Monitors Pixel Defect Policy BRIGHT DOT DEFECTS ACCEPTABLE LEVEL 1 lit sub pixel...
Page 59 W/10 Position 5 = Screen center point Fig 2: Cross talk pattern Gray level 184 (256 Gray level) Fig 3: Cross talk pattern 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 60 GENERAL PRODUCT SPECIFICATION 190S5 LCD Go to cover page Center at Gray level 0 (Black) B’ A’ 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 61 GENERAL PRODUCT SPECIFICATION 190S5 LCD Go to cover page SEPARATE SYNC. VIDEO HORIZONTAL VIDEO VERTICAL COMPOSITE SYNC. VIDEO HORIZONTAL FIG-4 TIMING CHART -1 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 62 190S5 LCD Go to cover page VIDEO VERTICAL COMPOSITE SYNC. & VIDEO ( SYNC. ON GREEN ) HORIZONTAL VERTICAL FIG-5 TIMING CHART -2 19 inch LCD MONITOR TYPE : 190S5CG/00 8639 000 15166 BRAND : PHILIPS 2004-01-16 IVONE LEE 2004-01-16...
Page 63 X-radiation emissions. For continued X-radiation protection, the replacement 3. It is essential that the service technician has an accurate HV meter tube must be the same type as the original, including suffix letter,or a Philips available at all times. The calibration of this meter should be checked approved tupe.

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