Philips 107S2 CM2300 Service Manual Download Page 41

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107S2 CM23 GSIII

Repair Flow Chart

30K<freq.<70KHz

30. PLL2

pin26 determin the

pll1 loop filter

pin 27,28,29 H-Freq

working range

50Hz< freq. <160Hz

26,27,28,29

Hpll1,Hbuf,Href, Hcap

pin22 determin the AGC

pin23,pin24 determin frequency

22,23,24

VAGC,VREF,VCAP

21 EHT_compen.

compensate for the V_size

owing the load variation

1.compare the HFLB and control the phase of HDRV

2.softstart

compensate for the H_size owing the load variation

31 EHT_compen.

32. Focus

to 7685 for the V dynamic focus

Hunlock pin is floating while pll1(pin26) is

unlock in searching mode

17. Hunlock

18. IIC sda = hi

19 IIC scl = hi

the initial sequence of IIC IC

7501,7301,7304

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Summary of Contents for 107S2 CM2300

Page 1: ...ound 24 Block Diagram 25 Description Page Video Panel A C B A A Schematic Diagram 26 Power Supply C Schematic Diagram Waveforms for Diagram A and C 27 Main Panel C B A B C 28 Main Panel B Schematic Diagram 29 Waveforms for Diagram B 30 Repair Tips 31 Exploded View 32 Recommanded parts List 33 Spare parts list 34 37 Repair flow chart 38 45 General product specification 46 74 LightFrame for Windows ...

Page 2: ...r the safe operation of the equipment will be jeopardized by the service method selected Hereafter throughout this manual PHILIPS Company Will be referred to as PHILIPS Critical components having special safety characteristics are identified with a by the Ref No in the parts list and enclosed within a broken line where several critical components are grouped in one area along with the safety symbo...

Page 3: ...duce is power consumption when not in use And if an input from keyboard mouse or other input devices is detected the monitor will automatically wake up The following table shows the power consumption and signaling of this automatic power saving feature Automatic Power Saving Data Storage Factory preset mode This monitor has 10 factory preset modes as indicated in the following table Technical Spec...

Page 4: ...nt to later on work your way around the different adjustments What is the On Screen Display Basic and simple instruction on the control keys Front View Power button switches your monitor on OK button which when pressed will take you to the OSD controls Contrast hotkey When the UP arrow is pressed the adjustment controls for the CONTRAST will show up UP and DOWN buttons are used when adjusting the ...

Page 5: ... Below is an overall view of the structure of the On Screen Display You can use this as reference when you want to later on work your way around the different adjustments 9 Go to cover page Forward Back http jdwxzlw 5d6d com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 6: ...t 3 When the contrast is adjusted to the level desired stop pressing the or button and after three seconds the CONTRAST window will disappear with the new adjustment saved After the CONTRAST window has disappeared to continue to the MAIN CONTROLS follow the steps under LANGUAGE Smart Help Smart Help LANGUAGE The ON SCREEN DISPLAY shows its settings in one of five languages The default is English b...

Page 7: ...IN CONTROLS window appears 2 Press the button until ADJUST HORIZONTAL is highlighted Smart Help 3 Press the button The ADJUST HORIZONTAL window appears ADJUST POSITION should be highlighted 4 Press the or button to move the image to the left or right 5 When the position is adjusted press the button to return to MAIN CONTROLS window or press the to highlight ADJUST SIZE 6 To adjust the horizontal s...

Page 8: ...UST SHAPE allows you to adjust two of the five preset options These two options are PINCUSHION and BALANCED pincushion Note use these features only when the picture is not square 1 Press the button on the monitor The MAIN CONTROLS window appears Smart Help 2 Press the button until ADJUST SHAPE is highlighted 3 Press the button The ADJUST SHAPE window appears ADJUST SIDE CURVE should be highlighted...

Page 9: ...pezoid is adjusted press the button to highlight PARALLELOGRAM or press the button to return to the ADJUST 8 To adjust the parallelogram press the or button 9 When the parallelogram is adjusted press the button to return to the ADJUST SHAPE window BACK TO MAIN WINDOWS will be highlighted 10 Press the button to return to the MAIN CONTROLS window or press the button until ROTATE IMAGE is highlighted...

Page 10: ... to highlight 9300K for GENERAL USE 6500K for GAMES or USER PRESET 5 Once you have highlighted GENERAL USE or GAMES press the button to confirm you selection and return to the MAIN CONTROLS window CLOSE MAIN CONTROLS will be highlighted 6a If USER PRESET is highlighted press the button to highlight RED Next press the LEFT CURSOR or RIGHT CURSOR button to adjust the color red 6b When finished with ...

Page 11: ...sed then the MAIN CONTROLS window will reappear CLOSE MAIN CONTROLS will be highlighted After returning to MAIN CONTROLS to continue to ADJUST MOIRE press the button until EXTRA CONTROLS is highlighted Next start with step 3 under EXTRA CONTROLS ADJUST MOIRE to exit completely press the button Smart Help Smart Help ADJUST MOIRE Not available in all models EXTRA CONTROLS is a set of three features ...

Page 12: ...l moire press the or button 9 When the vertical moire is adjusted press the button to return to the EXTRA CONTROLS window BACK TO MAIN CONTROLS will be highlighted After returning to MAIN CONTROLS to exit completely press the button CLOSE MAIN CONTROLS Smart Help 9 Go to cover page Forward Back http jdwxzlw 5d6d com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 13: ...el It is recommended that saferty goggles be worn when replacing the picture tube When making adjustments use plastic rather than metal tools This will prevent any short circuit or the danger of a circuit becoming unstable Never replace modules or other components while the unit is switched on Together with the defleciton unit the picture tube is used as an integrated unit Adjustment of this unit ...

Page 14: ...ld d cutoff 1 cable tie on LOT wire e Remove GRD wire 1604 from video PCB to CRT rack Disconnect the degaussing coil 1113 from Main panel Remove the video panel from CRT Remove the screw of I F cable from Main panel Disconnect the CRT ground M312 from Video panel Disconnect the Hi Pot cap from CRT Disconnect yoke wire from M401 Disconnect concellation connector 1402 Slide the main panel out of bot...

Page 15: ... TYPE 107E21 00Z BRAND PHILIPS WIRING DIAGRAM 1113 1 8502 10 1301 1 13 1402 3 9 1 TO YOKE 1601 1 4 1605 1801 4 1 3 1713 TO YOKE BOTTOM PLATE METAL TRAY BOTTOM PLATE METAL TRAY YOKE MAIN PCB ASSY CONTROL PCB ASSY CONTROL PCB ASSY VIDEO PCB ASSY VIDEO SHIELD http jdwxzlw 5d6d com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 16: ...e 0 155 Blue Y coordinate 0 065 White X coordinate 0 283 White Y coordinate 0 297 Established Timings Established Timings I 720 x 400 70Hz IBM VGA 640 x 480 60Hz IBM VGA 640 x 480 72Hz VESA 640 x 480 75Hz VESA 800 x 600 60Hz VESA Established Timings II 800 x 600 72Hz VESA 800 x 600 75Hz VESA 832 x 624 75Hz Apple Mac II 1024 x 768 70Hz VESA 1024 x 768 75Hz VESA Manufacturer s timings Standard Timin...

Page 17: ...n 3 0 Structure Version 1 2 1 An i486 or above personal computer or compatible 2 Microsoft operation system Windows 95 98 3 EDID301 EXE program 3138 106 10103 shown as Fig 1 4 Software DDC Alignment kits 4822 310 11184 shown as Fig 2 The kit contents a Alignment box x1 b Printer cable x1 c D Sub cable x1 Note The EDID301 EXE Release Version 1 54 2000 04 25 is a windows based program which cannot b...

Page 18: ...ig A Step 3 Run the EDID301 EXE program until the main menu appears This is for initialize alignment box 5 DDC re programming instructions Start on DDC program Start Microsoft Windows 1 Insert the disk containing EDID301 EXE program into floppy disk drive 2 Click choose Run at start menu of Windows 95 98 4 At the submenu type the letter of your computer s floppy disk drive followed by EDID301 for ...

Page 19: ...operly 4 Click icon to read DDC EDID data from monitor The EDID codes will display on screen as following The EDID codes are dependent on the model Command bar Tools bar Status bar Fig 7 Modify DDC data Serial No 1 Click icon on the tool bar 2 Click till the Step 7 of 9 window appears 3 Type the new Serial No for example TY 123456 4 Click till the last step window appears then click to exit the St...

Page 20: ...ip To save DDC data follow the steps below 1 Click icon on the tools bar and type a file name you like The file format is ddc type which can be open by Microsoft WordPad 2 Click button Definition of Serial Number T Y 0 0 0 0 2 8 0 0 0 0 0 1 Serial Number U S A 8 digit Week Year TY Code TY Chungli CX Dong Guan HD Hungary BZ Suzhou Others regions 6 digit 4 Now you can re programming DDC data which y...

Page 21: ...0 31 5 kHz 70 Hz 800 x 600 48 0 kHz 72 Hz 640 x 350 37 8 kHz 85 Hz 800 x 600 64 0 kHz 100 Hz 640 x 480 37 5 kHz 75 Hz 832 x 624 49 7 kHz 75 Hz 640 x 480 37 8 kHz 72 Hz 1024 x 768 48 3 kHz 60 Hz 640 x 480 50 5 kHz 100 Hz 1024 x 768 56 5 kHz 70 Hz 720 x 400 38 0 kHz 85 Hz 1152 x 864 67 5 kHz 75 Hz 800 x 600 37 90kHz 60Hz 1280 x 960 60 0 kHz 60 Hz 3 Monitor the following auxiliary voltages 5 To acces...

Page 22: ...ze range RASTER H Horizontal DC raster Shift RASTER V Vertical DC raster Shift HLIN Horizontal Linearity V LIN Vertical Linearity SUB Zoom range SUB Sub Contrast V OFFSET Vertical offset V GAIN Vertical Gain ABL Auto Beam Limit T CORNER Corner Correctionof TOP B CORNER Corner Correctionof BOTTOM H EHT Horizontal Extensive High Tension LF Light Frame 60K SUB H Size limit 7 2 Connect the video input...

Page 23: ...e above magnets do not affect the center of the CRT neck Setting Before the static convergence setting can be made the monitor must be switched on for 30 minutes The focus setting must be made correctly Signal 640 480 31 5 kHz 60 Hz mode Set the tabs of the 4 pole magnet in the neutral position This is when the tabs are opposite one another In this position the magnets do not affect the deflection...

Page 24: ... The mains switch es must be in the ON position 2 2 Test Requirements All products should be HiPot and Ground Continuity tested as follows Test 2820VDC 1700VDC Test current voltage 2000VAC 1200VAC 25A AC Test time Test time 3 seconds 1 second 3 seconds min min Resistance required Trip set at 100 uA 5 mA 0 09 R ohm current for Max R is the Tester limitation set resistance of at 0 1 uA for the mains...

Page 25: ...M 7803 24LC16 7804 7116 Bf422 6113 5108 5671 7685 5601 7682 7683 7621 1601 2 1601 1 6600 2614 2615 2616 7606 5615 7601 7602 7603 1601 4 1601 3 7401 TDA8177F 7 7621 B LM358N PWM4 P2 4 PWM2 P2 2 ADC0 ADC1 VPP P1 3 P1 2 P1 1 P1 0 PWM0 P2 0 PWM1 P2 1 PWM3 P2 3 7503 1714 1714 1714 1713 1713 BLANK H DC SHIFT H EHT STBY ABL CON DDC SCL SELF TEST 5 2679 2625 5606 9 Go to cover page Forward Back http jdwxz...

Page 26: ... 2760 A3 3344 B2 9728 B4 2761 A3 3345 B2 2763 A3 3346 B2 2771 C3 3349 A2 2781 A1 3351 A2 2782 A1 3352 B2 3301 B1 3353 B2 3302 B1 3354 B3 3303 B1 3356 A2 3305 A2 3357 A2 3306 A1 3358 A3 3307 C1 3359 B2 3309 A4 3701 D2 3311 A4 3702 D1 3312 B1 3703 B5 3313 B1 3704 B5 3314 B1 3705 B4 3315 A5 3706 B5 3316 B5 3708 D1 3317 B5 3709 E2 3324 A4 3713 B4 3326 B3 3716 B5 3327 B4 3718 C1 3328 A4 3719 C1 3329 B4...

Page 27: ...5 uS div 0 2 V div AC 5 mS div 20 m V div AC 5 uS div 0 2 V div AC 5 uS div 0 5 V div AC 5 uS div A3 1301 8 A8 7701 1 A11 7304 5 C1 5113 1 C8 5113 12 C2 5113 2 C9 7101 D C3 5113 4 C10 7101 S C12 7102 6 C7 5113 10 C6 5113 13 C13 7102 14 C4 5113 6 C11 7102 5 5 V div AC 5 uS div 10 V div AC 5 uS div 5 V div AC 5 uS div 50 V div AC 5 uS div 5 V div AC 5 uS div 10 V div AC 5 mS div 10 V div AC 2 uS div...

Page 28: ...9 Go to cover page Forward Back B3 B12 B19 B20 B21 B22 B23 B24 B25 B26 B28 B27 B29 B34 B35 B30 B33 B32 B31 B37 B38 B36 B41 B40 B39 B18 B44 B43 B42 B16 B17 B15 B14 B13 B11 B10 B9 B8 B7 B6 B5 B4 B2 B1 http jdwxzlw 5d6d com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 29: ...01 2 B28 7601 E B27 7685 B B42 7801 13 B26 7254 C B41 7401 5 B24 7262 G B39 7401 6 1 V div AC 5 uS div 50 V div AC 10 uS div 0 5 V div AC 5 mS div 2 V div AC 5 mS div 2 V div AC 5 uS div 100 V div AC 5 uS div 0 5 V div AC 5 mS div 0 5 V div AC 5 mS div 2V div AC 5 uS div 50 V div AC 10 uS div 5 V div AC 5 mS div 50 V div AC 5 uS div 2 V div AC 5 uS div 50 V div AC 5 uS div 100 V div AC 5 uS div 1 ...

Page 30: ... J 4B 9 2306 2238 861 15221 MLCC 0850 NPO 220PF J 4B 9 2307 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2308 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2309 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2310 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2311 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2312 2238 910 16649 MLCC 0805 X7R 25V 100N K R 2316 2238 861 15478 SMD 0805 NPO 4P7 50V 0 25P 2317 2238 861 15...

Page 31: ...FLM MF50S A 47K PM1 A 3253 2138 101 13229 RST CRB CR12 A 22R PM5 A 3254 2322 730 61154 RST SM 0805 RC11 150K PM5 R 3255 2322 730 61103 RES 10K RC 11 SMD 0805 T 3256 2138 101 13223 RST CRB CR12 A 22K PM5 A 3257 2138 116 11004 RST MFLM MF50S A 100K PM1 A 3258 2138 101 13229 RST CRB CR12 A 22R PM5 A 3259 2322 730 61154 RST SM 0805 RC11 150K PM5 R 3260 2322 730 61223 RES 22K 0805 SMD 3261 2138 116 147...

Page 32: ... NFR25H S 10R PM5 3699 8238 274 36561 RTRM CER LIN 500K H VG067TL1 B 3701 2138 101 00369 CABON RES CR 12 1 6W 0 OHM 3702 2138 101 00369 CABON RES CR 12 1 6W 0 OHM 3703 2138 101 13339 RST CRB CR12 A 33R PM5 A 3704 2138 101 13471 RST CRB CR12 A 470R PM5 A 3705 2138 101 13471 RST CRB CR12 A 470R PM5 A 3706 2138 101 13471 RST CRB CR12 A 470R PM5 A 3707 2322 730 61101 RST SM 0805 RC11 100R PM5 R 3709 2...

Page 33: ... 10011 DIODE 1N4148 UAW 6521 9339 139 10115 SMD DIODE BAS32L 6600 8238 274 33831 DIODE DMV32 6601 3198 010 10071 DIODE BAV21 UAW 6602 3198 010 21591 DIODE BZX79 C15 UAW 6603 9322 057 87683 DIODE EGP20G 6604 9337 516 60683 DIODE RGP10D GI 6605 9337 516 60683 DIODE RGP10D GI 6606 9334 979 50683 DIODE RGP10J GI 6607 3198 010 10011 DIODE 1N4148 UAW 6608 3198 010 25181 DIODE BZX79 C5V1 UAW 6609 9339 13...

Page 34: ...heck 6165 3107 3105 7101 Ok NO OK No replace 5113 No check 7153 pin3 voltage dip check 7153 pin1 11V pin1 15V check 7102 pin 5 0 5V Ok check 6144 3146 3147 3148 7117 2142 No check 5V loading current Turn power off check the resistance for all output voltages 180 80 12 12 6 5 8 V check 6131 6136 short replace 5113 check 7112 7115 7116 7117 3 Sympton abnormal sound check 7101 drain waveform right ch...

Page 35: ...ck blanking 7501 pin16 check heater 6 3V Ok check Xray prot 7501 pin2 No check R G B output 30 2725 80 30 2733 80 30 2753 80 Ok 2 Sympton no video or dim only raster with without retrace line green LED on check Vg1 Vg1 0V check cathod 78V 3779 Ok check blanking 7501 pin16 No turn down Vg2 check 7701 pin 1 2 3 output swing check 7304 pin10 VFLB 3 Sympton no OSD or OSD out of sync check 7301 pin 2 3...

Page 36: ...earity data in eeprom check 7621 pin 1 2 3 4 8 check 3655 3656 7614 7616 check 7501 pin11 parabola exist check 7611 7613 parabola exist check 2625 parabola exist 3 Sympton H linearity full freq range replace 5611 check 7682 7683 refer 7501 check list 5 Sympton H_dc shift check 7607 7608 check 7501 pin 32 enter OSD function disable morier check 7685collector check 7617 7618 3605 6 Sympton Focus che...

Page 37: ... basic check 12 12V 80V Sympton one horizontal line V_size is abnormal too large small small check 7501 pin2 pin3 ramp exist check 6405 6402 good check 7401 No Ok check 7401 Ok No check 7501 check 3412 3413 Ok No 9 Go to cover page Forward Back http jdwxzlw 5d6d com fromuser 华盛维修家电维修资料网免费下载各种维修资料 ...

Page 38: ..._in pin13 Vsync_in pin16 Hsync_out pin14 Vsync_out pin17 Basic Check check Q1 Q3 pin6 pin5 pin4 low 0 hi 1 4 5 6 Q3 Q2 Q1 S cap switch 1 Normal Fhout Fhin Fvout Fvin 2 Self test Hout 46 875Khz Fvout 75Hz 3 sync out of rang Fhin 72 8 Fvin 168Hz check pin18 normal Hi blank low 21 22 P S LED 19 Blanking check pin3 normal low change timing Hi H size compensation for the load variance 3 H EHT pin 21 ST...

Page 39: ...hi scl pin37 hi 36 37 DDC bus check idle status sda pin38 hi scl pin39 hi 38 39 IIC bus check key Enter Up Down Left Right keys 33 Keypad check output from 0V to 5V 29 Rotation check 3836 2821 3891 3895 40 VCLK EEPROM check 7803 pin 7 Low write enable Hi write disable check 7803 24LC16 7501 TDA4841 7304 MTV018 27 7301 TDA4886 check output from 0V to 5V 28 H DC SHIFT 30 ABL CON 42 H linearity check...

Page 40: ... c pin5 input voltage for the square output waveform d pin6 pwm output to 7601 7602 base if active pin16 CLBL hi if no exist 3 4 5 6 B control 2 Xray from LOT 1 HFLB from H defl to H_deflection 7605 base Vcc pin9 pin10 12V gnd pin7 pin25 0v Vertical blank will be activated hi 1 pin30 softstart pll2 0V 2 pin26 pll1 is unlock in searching mode 3 pin1 HFLB no exist 4 pin2 Xray once actived 5 pin10 Vc...

Page 41: ..._compen compensate for the V_size owing the load variation 1 compare the HFLB and control the phase of HDRV 2 softstart compensate for the H_size owing the load variation 31 EHT_compen 32 Focus to 7685 for the V dynamic focus Hunlock pin is floating while pll1 pin26 is unlock in searching mode 17 Hunlock 18 IIC sda hi 19 IIC scl hi the initial sequence of IIC IC 7501 7301 7304 9 Go to cover page F...

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