Samsung DP14LT Скачать руководство пользователя страница 26

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6 Troubleshooting

DP14L*/DP15L*

6-7

Is LED blinking? (1 sec toggle)

Check and replace

OP201.

Make sure that there is No H/V sync

from signal generator. (Signal cable

should be connected)

Yes

Are there 0V on IC201’s Pin 5 (sus)

and 0V on IC201’s Pin 6 (off)?

Check and replace

IC201.

Check and replace

IC201.

Is OP201 OK?

Yes

+6.3 V line Off?

Check and replace

Q603,

Q604.

+12 V Off?

Check and replace

Q605 ~ Q608

Yes

Done

6-2-2 DPMS Failure

6-2-2 (a) Off Mode (No H/V sync)

Содержание DP14LT

Страница 1: ...OLOR MONITOR CONTENTS 1 Precautions 2 Product Specifications 3 Operating Instructions 4 Disassembly Reassembly 5 Alignment Adjustments 6 Troubleshooting 7 Exploded View Parts List 8 Electrical Parts List 9 Block Diagram 10 Wiring Diagram 11 Schematic Diagrams ...

Страница 2: ...s not lodged between the chassis and other metal parts in the monitor 2 Inspect all protective devices such as nonmetallic control knobs insulating materials cabinet backs adjustment and compartment covers or shields isolation resistor capacitor networks mechanical insulators etc 3 Leakage Current Hot Check Figure 1 1 WARNING Do not use an isolation transformer during this test Use a leakage curre...

Страница 3: ... the blades of the AC plug The insulation resistance between each blade of the AC plug and accessible conductive parts see above should be greater than 1 megohm 7 Never defeat any of the B voltage interlocks Do not apply AC power to the unit or any of its assemblies unless all solid state heat sinks are correctly installed 8 Always connect a test instrumentÕs ground lead to the instrument chassis ...

Страница 4: ...MHz Active Display 14 15 Horizontal 255 mm 4 mm 4 3 ratio 267 mm 4 mm 4 3 ratio Vertical 191 mm 4 mm 200 mm 4 mm Input Voltage AC 90 to 264 Volts 60 Hz 50 Hz 3 Hz Power Consumption 75 Watt Max Dimensions 14 15 Unit W x D x H 13 70 x 14 65 x 14 49 Inches 348 x 372 x 368 mm 14 25 x 15 12 x 15 12 Inches 362 x 384 x 384 mm Carton W x D x H 16 61 x 18 11 x 15 35 Inches 422 x 460 x 390 mm 17 87 x 19 57 ...

Страница 5: ...signments Sync Type Pin No 15 Pin Signal Cable Connector Figure 2 1 Separate 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blue GND DDC Return GND R GND G GND B Reserved GND Sync Self raster GND DDC Data H Sync V Sync DDC Clock 5 15 Figure 2 1 Male Type ...

Страница 6: ...0 448 12 800 0 021 49 500 Positive Positive Separate 53 674 18 631 1 138 2 702 14 222 0 569 85 061 11 756 0 056 0 503 11 179 0 019 56 250 Positive Positive Separate 48 363 20 677 2 092 2 462 15 754 0 369 60 004 16 666 0 124 0 600 15 880 0 062 65 000 Negative Negative Separate 60 023 16 660 13 003 3 658 13 206 3 454 75 029 13 328 12 795 0 533 12 812 0 516 78 750 Positive Positive Separate 800 75 Hz...

Страница 7: ...Memo 2 Product Specifications 2 4 DP14L DP15L ...

Страница 8: ...ontrast Control Parallelogram V Linearity Pinbalance Button Degauss Recall User Delete Tilt Option 15 V Moire Vertical Size Button Vertical Position Button Horizontal Size Button 3 4 8 9 10 11 12 13 14 15 16 17 18 19 5 6 7 2 3 12 13 14 17 16 15 4 5 18 6 7 8 9 10 11 1 2 19 Table 3 1 Front Panel Controls Figure 3 1 Front Control Panel 3 Operating Instructions 3 1 Front View and Control ...

Страница 9: ...Memo 3 Operating Instructions 3 2 DP14L DP15L ...

Страница 10: ...e each snap is disengaged 5 Squeeze the hold snap on bottom of the monitor using your hand 6 Insert the Opening jig into the groove then release the hold snap DP14L DP15L 4 1 4 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the DP14L DP15L monitors WARNING This monitor contains electrostatically sensitive devices Use caution wh...

Страница 11: ... the extra holes on each side of the cabinet 4 1 2 Removing the CRT Socket PCB 1 Complete all previous steps 2 Disconnect the CRT and Main PCB ground wires between the CRT Socket PCB and Shield Cover DP14LS only 3 Lift up the Video Spring and remove the CRT Socket PCB from the CRT 4 Disconnect all connectors on the CRT Socket PCB 5 Using a solder iron disconnect Ground G2 on the back of the Video ...

Страница 12: ...AssÕy and remove the remaining ground wires 8 Place the Main PCB AssÕy on a flat level surface that is protected from static electricity 4 1 4 CRT Ass y Disassembly 1 Complete all previous steps 2 Straighten the Degaussing Coil Assembly coated metal ties and lift the Coil AssÕy from the CRT 3 Remove the four corner screws and lift the CRT up and away from the Front Cover Assembly and place it on a...

Страница 13: ...Memo 4 Disassembly and Reassembly 4 4 DP14L DP15L ...

Страница 14: ... signals Refer to Table on page 2 3 5 1 1 f B 13 V LINE CHECK No beam Contrast Maximum Brightness Maximum Check the DC 13 V 0 2 V at Cathode of D616 Point and GND 5 1 1 g HIGH VOLTAGE CHECK No beam Contrast Maximum Brightness Maximum Check the high voltage to 24 5 0 5 kV 14Ó 25 0 5 kV 15Ó at anode and GND 5 1 1 h CENTER RASTER Adjust VR501 so that the back raster comes to the center when you apply...

Страница 15: ...wire cable must connect to the monitor If you use Setup 2 PC only no signal generator you can only make adjustments to the signal timing available on that computer system To make corrections to all factory timings requires the use of an additional signal generator 5 1 4 After Making Adjustments After finishing all adjustments test the monitor in all directions If for example the monitor does not m...

Страница 16: ...ding 800 x 600 60 Hz 56 Hz may be saturated or cannot overscan the bezel 5 2 1 b VERTICAL SIZE ADJUSTMENT CONDITIONS Scanning frequency 53 7 kHz 85 Hz Display image Crosshatch pattern Brightness Maximum Contrast Maximum Adjust the vertical size of the display pattern to 200 mm 15Ó and 191 mm 14Ó Tolerance 3 mm 5 2 1 c HORIZONTAL POSITION ADJUSTMENT CONDITIONS Scanning frequency 53 7 kHz 85 Hz Disp...

Страница 17: ...vertical linearity adjustment push both the horizontal position and horizontal size buttons and hold then in for longer than 3 seconds or until the power indicator LED changes from green to blink and back to green Use the Increase and Decrease Ð buttons to correct the display shape 5 2 8 Pin Balance Adjustments To activate the pin balacne function push both the horizontal position and vertical Siz...

Страница 18: ...hat the brightness of the Back Raster is 0 3 to 0 5 ft L typically 0 4 ft L 2 Adjust the G_CUT to center 3 Adjust the B_CUT to set the ÒyÓ coordinate to 0 298 0 02 4 Adjust the R_CUT to set the ÒxÓ coordinate to 0 283 0 02 Note If the above adjustments cannot be done to each coordinate adjust G_CUT to increase or decrease the green cutoff and repeat procedures 3 and 4 5 3 3 Video Gain Adjustment F...

Страница 19: ...ight side bottom left corner bottom center and bottom right corner 5 3 9 Color Purity Adjustment Color purity is the absence of undesired color Conspicuous mislanding unexpected color in a uniform field within the display area shall not be visible at a distance of 50 cm from the CRT surface CONDITIONS Orientation Monitor facing east Scanning frequency 53 7 kHz 85 Hz Display image White flat field ...

Страница 20: ...High voltage does not develop Horizontal output circuits 6 1 1 No Picture Check signal cable connection H V Sync input Check Timing mode 14 30 55kHz 15 30 61kHz Check Cont Bright key all Max and Screen VR G2 Check key components of secondary part D406 D407 D408 D515 Q402 Q410 Q504 Rectifier diodes D608 D612 IC101 Vcc GND Check key components of primary part D601 D607 FH601 IC601 TH602 Check SW601 ...

Страница 21: ...it D502 D503 R510 Check key components of secondary part D406 D407 D408 D515 IC101 Vcc GND Q402 Q504 Rectifier diodes Check and replace IC601 Refer to 6 2 1 No Power Refer to 6 2 3 No Raster and 6 2 12 High Voltage Failure Refer to 6 2 17 Micom Failure Refer to 6 2 13 I2C Failure ...

Страница 22: ...CH1 RMS 38 16 V 22 1 016 V CN202_2 2 4 6 CH1 P P 1 016 V CH1 RMS 174 4 mV WAVEFORMS 17 35 2 V SK103 G1 CH1 P P 35 2 V CH1 RMS 80 84 V 25 4 96 V IC201 30 CH1 P P 4 96 V CH1 RMS 350 mV Check signal cable connection H V Sync input Check Timing mode 14 30 55kHz 15 30 61kHz Check Cont Brit key all Max and Screen VR G2 6 1 4 Visible Retrace Is G2 voltage Screen VR OK Adjust Screen VR to 0 4 0 6F L back ...

Страница 23: ...mm Readjust Misconvergence Done Yes Change CRT and readjust Miconvergence and color No Refer to 6 2 17 Micom Failure No Are H V sync input on IC401 s Pins 1 and 2 Yes Check and replace IC401 Yes Check H V sync input line No Check and replace IC201 No WAVEFORMS 24 26 25 27 24 5 28 V IC201 31 CH1 P P 5 28 V CH1 RMS 1 218 V 25 4 96 V IC201 30 CH1 P P 4 96 V CH1 RMS 350 mV 26 5 48 V IC401 1 CH1 P P 5 ...

Страница 24: ...he CRT Socket and connection OK Replace and connect it Check and replace CRT Yes Yes No 6 1 8 Purity Failure Degaussing Is purity OK Done No Yes IS degaussing circuit OK Refer to 6 2 20 Degaussing Failure Yes No Check if there is strong electric or magnetic fields near user s circumstance Recommend free electric or magnetic field No Yes Change CRT and readjust misconvergence and color ...

Страница 25: ...ure Check and replace D406 D407 D408 IC101 Q402 Q410 Q504 Yes Are D608 D612 OK Replace it Check and Replace IC601 T601 Check and replace D602 D603 D607 IC601 T602 No No Does rectified voltage 1 4 x AC input of primary part appear on C607 Check and replace D601 D607 FH601 TH602 Yes Yes No Is IC601 s Pin 1 OK No Yes Yes Is IC601 s Pin 5 OK No Yes Does rectified voltage 1 4 x AC input of primary part...

Страница 26: ...l generator Signal cable should be connected Yes Are there 0V on IC201 s Pin 5 sus and 0V on IC201 s Pin 6 off Check and replace IC201 Check and replace IC201 No Is OP201 OK Yes No No Yes 6 3 V line Off Check and replace Q603 Q604 No 12 V Off Check and replace Q605 Q608 No Yes Yes Done 6 2 2 DPMS Failure 6 2 2 a Off Mode No H V sync ...

Страница 27: ...K Yes No No Yes 12 V Off Check and replace Q605 Q608 No Yes Done 6 2 2 c Stand by Mode H sync No V sync OK Is LED blinking 0 5 sec toggle Check and replace OP201 Make sure that H sync is not and V sync is OK Signal cable should be connected Yes Are there 5V on IC201 s Pin 5 sus and 0V on IC201 s Pin 6 off Check and replace IC201 Check and replace IC201 No Is OP201 OK Yes No No Yes Is high voltage ...

Страница 28: ...C507 Refer to 6 2 1 No Power No Yes Does oscillation waveform appear on IC401 s Pin 6 Check and replace IC401 No Yes WAVEFORMS 3 Does horizontal output waveform appear on IC401 s Pin 26 Check and replace Q401 Q402 Q504 T401 T501 No Yes 4 Is Q402 OK Replace it No Yes Is Q504 OK Replace it Check and replace D407 D408 D409 D515 Check and replace C506 D503 D504 D505 IC401 Q401 T401 T501 CRT No Yes Ope...

Страница 29: ...07 Check and replace IC201 Yes Are Q405 and Q407 OK No Yes No Yes 31 35 35 40 40 49 49 61 S1 0 V 0 V 5 V 5 V S2 0 V 5 V 0 V 5 V Table 6 1 As CRT vendor and inch there are differential items like C431 C433 C434 L401 R231 R441 If you want to change a PCB board to another one that is for different CRT and inch you have to change differential items at schematic diagram Are code nomber and polarity of ...

Страница 30: ...heck and replace Q409 Q410 L402 WAVEFORMS 8 8 1 12 V IC401 24 CH1 P P 1 12 V CH1 RMS 3 094 V Does PWM duty of IC201 s Pin 22 vary with different timings Low freq narrow duty High freq wide duty Check and replace IC201 and some parts around it Check if R441 are right as CRT differential items Adjust horizontal minimum size with softjig Refer to 5 2 1 No Does the FBT B voltage on T501 s Pin 2 vary w...

Страница 31: ... pressing tilt and or key Check and replace IC201 IC302 No No Does the output voltage of IC302 s Pin 1 vary pressing tilt and or key Check and replace IC302 13 V and 12 V line Check and replace CRT Yes Refer to 6 2 13 I2C Failure No Key check 6 2 19 6 2 9 Tilt Failure Check tilt connector CN303 Key check 6 2 19 WAVEFORMS 8 8 1 12 V IC401 24 CH1 P P 1 12 V CH1 RMS 3 094 V ...

Страница 32: ...replace IC301 R305 R306 and some parts around it Check and replace IC401 Yes Is 8 V on IC401 s Pin 21 No Yes No Yes Refer to 6 2 13 I2C Failure 10 9 6 2 11 Invariable V_Size or V_Position Key check 6 2 18 Refer to 6 2 13 I2C Failure Does V_Out IC401 s Pin 23 vary pressing V_Size or V_Posi key Check and replace IC301 and some parts around it No Yes WAVEFORMS 10 50 8 V IC301 6 CH1 P P 50 8 V CH1 RMS...

Страница 33: ...3 Are D502 D503 R509 R510 ok Check and replace it No Yes Does B_Out duty of IC401 s Pin 28 vary with different H_frequency and image load Full White or No Video Check and replace Q502 Q503 IC401 T501 and REG_IN line to IC401 s Pin 15 No Yes Check and replace Q502 Q503 IC401 T501 12 14 0 V IC401 28 CH1 P P 14 0 V CH1 RMS 7 34 V 13 136 V Q504 Drain CH1 P P 136 V CH1 RMS 78 3 V Symptoms 1 No Power No...

Страница 34: ... there data communication on IC401 s Pins 30 and 31 during I2C function H V Posi V_Size S_Pin Trap Cont Bright Check I2C data and clock line Check and replace I2C devices IC201 IC203 IC401 No Yes Done 14 14 6 2 13 I2C Failure Almost data Horizontal drive duty FBT B duty display image data color data is transferred from IC201 to IC203 and IC401 through I2C data line during power on After user adjus...

Страница 35: ...s Pin 8 voltage vary between full white and No Video Yes No Check and replace D506 IC101 Are 12 V line R523 R523 ok No Yes Replace it Check and replace T501 and CRT Check and replace IC201 and around parts Check connections between CN105 and CN202 6 2 14 ABL Failure Symptoms Full white luminance is too bright ABL minium is over 35 F L Full white luminance is too dark ABL maximum is under 35 F L Th...

Страница 36: ... 2 and 3 vary pressing cont bright key Replace IC103 Yes No Check and replace Q101R Q101G Q101B Q102R Q102G Q102B Q103R Q103G Q103B Refer to 6 2 18 Key Check Contrast Brightness I2C check 6 2 13 6 2 15 Invariable Contrast Brightness Control 15 16 WAVEFORMS 15 3 16 V IC101 21 CH1 P P 3 16 V CH1 RMS 1 008 V 16 43 2 V IC103 3 CH1 P P 43 2 V CH1 RMS 63 56 V ...

Страница 37: ... it short between IC101 s Vcc and ground No Yes Check signal cable connection Check Cont Bright key All max Is G1 voltage OK at SK103 s G1 Pin Check and replace C119 D504 D505 Q501 R515 R516 R517 SK102 Check CN103 s connection G2 No Yes WAVEFORMS 17 Desoldering SK101 and C118 is G2 voltage ok Check and replace SK101 C118 and then T501 No Yes Is 12 V on IC101 s Pins 1 and 7 No Check and replace IC2...

Страница 38: ...y 6 3 V line G1 G2 line Is it ok Are there waveforms on SK103 s R G B Yes Disconnect Video PCB from CRT neck Yes No Replace IC101 6 2 16 No Video Continued Are ther waveforms on SK103 s R G B Check and replace SK103 and CRT No Yes Check and replace Q101R Q101G Q101B Q102R Q102G Q102B D103R D103G D103B and PCB pattern 19 WAVEFORMS 15 3 16 V IC101 21 CH1 P P 3 16 V CH1 RMS 1 008 V 16 43 2 V IC103 3 ...

Страница 39: ...rizontal 30 61 kHz Vertical 50 120 Hz Check H V sync from PC or signal generator Are oscillation 8 MHz on IC202 s Pins 13 and 14 Check and replace C203 C204 X201 Yes No 6 2 17 Micom Failure Refer to 6 2 1 No Power Is 13 V on C624 No Is 5V on IC201 s Pins 11 and 34 No Cceck and replace IC201 R226 When disconnecting signal cable Is 0V on IC201 s Pin 19 When connecting signal cable Is 5V on IC202 s P...

Страница 40: ...le Sus Pin 5 5 V Off Pin 6 5 V Refer to 6 2 13 I2C Failure Replace LED Yes LED is ok No Check PCB pattern to IC401 s Pins 1 and 2 Replace IC201 Are H V sync input from IC201 on IC401 s Pins 1 and 2 Yes Yes Yes Check D202 D203 Check PCB pattern to Pins 30 and 31 Yes Yes WAVEFORMS 24 5 28 V IC201 31 CH1 P P 5 28 V CH1 RMS 1 218 V 25 4 96 V IC201 30 CH1 P P 4 96 V CH1 RMS 350 mV 26 5 48 V IC401 1 CH1...

Страница 41: ...n3 40 Keyin2 42 Keyin1 1 2 Voltage Check of Keyin and Keyout Press the key what you want to check At that moment the voltage of keyin and keyout that is connected with together should be changed as follows 3 LED Check Pressing key LED should be blinked 4 How to Repair If only one key has a key problem replace that key But if some keys that are connected with same keyin or keyout line have problems...

Страница 42: ... 2 18 Key Check Refer to 6 2 18 Key Check Yes No When pressing cont and brit key simultaneously does the voltage of IC201 s Pin 4 vary from 0 V to 5 V for 2 3 seconds Refer to 6 2 18 Key Check Check if degaussing coil is connected with GT601 GT602 Check and replace D616 Q601 R603 RL601 No Yes Check and replace degaussing coil 6 2 20 Degaussing Failure ...

Страница 43: ... Replace it Yes No Symptoms Dark image and if shifting image to left or right side image is rolled Raster left or right side is rolled Does G1 voltage vary from 60 80 Vrms to 200 Vrms during power off time After falling down to 200V G1 voltage is slowly increased to 0V Check and replace CRT No Yes 32 31 Are 12 V line and Q501 ok Replace it Check and replace C506 D504 R515 R516 R517 Yes No WAVEFORM...

Страница 44: ...DP14L DP15L 7 1 7 Exploded View and Parts List 7 1 DP14L ...

Страница 45: ...7 Exploded View Parts List 7 2 DP14L DP15L 7 2 DP15L ...

Страница 46: ...DP14L DP15L 7 3 7 1 1 Front Cover CRT Ass y DP14L ...

Страница 47: ...7 1 2 Chassis Stand Ass y DP14L 7 Exploded View Parts List 7 4 DP14L DP15L ...

Страница 48: ...7 1 3 Rear Cover Ass y DP14L 7 Exploded View Parts List DP14L DP15L 7 5 ...

Страница 49: ...7 Exploded View Parts List 7 6 DP14L DP15L 7 2 1 Front Cover CRT Ass y DP15L ...

Страница 50: ...7 2 2 Chassis Stand Ass y DP15L 7 Exploded View Parts List DP14L DP15L 7 7 ...

Страница 51: ...7 2 3 Rear Cover Ass y DP15L 7 Exploded View Parts List 7 8 DP14L DP15L ...

Страница 52: ... 1uF 5 63V TP 7 5x15 5mm 5mm C303 2202 002008 C CERAMIC MLC AXIAL 10nF 80 20 50V Y5V C304 2301 000519 C FILM PEF 3 3nF 5 100V TP 5 8x3x12 5 5 C305 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 C306 2301 001027 C FILM PEF 15nF 10 250V TP 9 5x12x4 5 5 C309 2401 000050 C AL 10uF 20 16V GP TP 5x11 2 5 C310 2201 000558 C CERAMIC DISC 470pF 10 50V Y5P TP 5x3 C401 2301 000016 C FILM PEF 22nF 5 100V TP 7 2x4 5...

Страница 53: ...ISC 1nF 10 50V Y5P TP 4x3 5 C504 2401 000059 C AL 220nF 20 50V GP 5x11 5 C506 2401 002267 C AL 2 2uF 20 250V GP TP 8x11 5 5 C507 2401 003448 C AL 150UF 20 100V GP TP 10X20MM 5 C508 2201 000409 C CERAMIC DISC 270pF 10 500V Y5P TP 6x4 C509 2306 000007 C FILM MPPF 470nF 5 250V BK 26x18 5x10 C510 2301 000168 C FILM PEF 150nF 5 100V TP 11 5x19mm 7 C511 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 C512 2301...

Страница 54: ...35 D301 0402 000274 DIODE RECTIFIER UF4004 400V 1A DO 41 TP D401 0401 000005 DIODE SWITCHING 1N4148 75V 200MA DO 35 T D404 0402 000128 DIODE RECTIFIER 1N4002GP 100V 1A DO 41 T D405 0401 000005 DIODE SWITCHING 1N4148 75V 200MA DO 35 T D406 0402 001252 DIODE RECTIFIER DG3L 1500V 3A DG3 BK D407 0402 001257 DIODE RECTIFIER DTV32F 1500V 15A TO 220A D408 0402 001118 DIODE RECTIFIER UF1G 400V 1 2A DO 204...

Страница 55: ...HINGE BRASS D2 36 SN HEAT SINK GT604 BH71 40300A PIN HINGE BRASS D2 36 SN HEAT SINK HS501 BH99 00001A ASSY HEAT SINK H S FBT SPRING KA5802 DTV IC201 BH09 00005A IC MICROCONTROLLER DM024 DA 01 IC201_SOCK 3704 001071 SOCKET IC 42P DIP SN 1 778mm IC202 1203 000495 IC RESET 7045 T0 92 3P PLASTIC 4 3 4 IC203 1103 001149 IC EEPROM 24C041 4KBIT DIP 8P 300MIL 10M IC301 1204 001508 IC VERTICAL DEF KA2142 S...

Страница 56: ...54 R CARBON 270OHM 5 1 8W AA TP 1 8X3 2MM R204 2001 000869 R CARBON 56OHM 5 1 8W AA TP 1 8X3 2MM R205 2001 000869 R CARBON 56OHM 5 1 8W AA TP 1 8X3 2MM R206 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R207 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R208 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R209 2001 000515 R CARBON 220OHM 5 1 8W AA TP 1 8X3 2MM R213 2001 000786 R CARBO...

Страница 57: ... 1MOHM 5 1 8W AA TP 1 8X3 2MM R409 2001 000241 R CARBON 1 5KOHM 5 1 8W AA TP 1 8X3 2MM R410 2001 000869 R CARBON 56OHM 5 1 8W AA TP 1 8X3 2MM R411 2001 000869 R CARBON 56OHM 5 1 8W AA TP 1 8X3 2MM R412 2001 000042 R CARBON 1KOHM 5 1 4W AA TP 2 4X6 4MM R413 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R414 2001 000645 R CARBON 330KOHM 5 1 8W AA TP 1 8X3 2MM R415 2001 001072 R CARBON S 12OHM 5...

Страница 58: ...M 5 1 8W AA TP 1 8X3 2MM R515 2001 000087 R CARBON S 120KOHM 5 1 2W AA TP 2 4X6 R516 2001 000096 R CARBON S 1MOHM 5 1 2W AA TP 2 4X6 4M R517 2001 000016 R CARBON S 1OHM 5 1 2W AA TP 2 4X6 4MM R518 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R519 2001 001099 R CARBON S 2 7KOHM 5 1 2W AA TP 2 4X6 R520 2001 000110 R CARBON 10OHM 5 1 4W AA TP 2 4X6 4MM R521 2001 000016 R CARBON S 1OHM 5 1 2W AA...

Страница 59: ... SW201 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW202 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW203 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW204 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW205 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW206 3404 000244 SWITCH TACT 15V 20mA 90 170gf 7 5x7mm SP SW207 3404 000244 SWITCH TACT 15V 20mA 90 170...

Страница 60: ...009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5 C116 2401 000042 C AL 100uF 20 16V GP TP 6 3x7 5 C117 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5 C118 2201 000154 C CERAMIC DISC 10nF 80 20 2KV Y5P TP 2 C119 2201 000291 C CERAMIC DISC 1nF 10 500V Y5P TP 8 5x5 C120 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5 C121 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5 C123 2202 002009 C CERAMIC ...

Страница 61: ... 5 1 8W AA TP 1 8X3 2MM R106 2001 000042 R CARBON 1KOHM 5 1 4W AA TP 2 4X6 4MM R107B 2001 001070 R CARBON S 120OHM 5 1 2W AA TP 2 4X6 4 R107G 2001 001070 R CARBON S 120OHM 5 1 2W AA TP 2 4X6 4 R107R 2001 001070 R CARBON S 120OHM 5 1 2W AA TP 2 4X6 4 R108B 2001 000531 R CARBON 240KOHM 5 1 8W AA TP 1 8X3 2MM R108G 2001 000531 R CARBON 240KOHM 5 1 8W AA TP 1 8X3 2MM R108R 2001 000531 R CARBON 240KOHM...

Страница 62: ...S LT BH98 00041C ASSY PCB VIDEO DP15LS LT DP14LS BH98 00041B ASSY PCB VIDEO DP15LS LT D COIL BH27 00009A COIL DEGAUSSING 300 240 1060MM 7 2MH 22 15 BH27 00011A COIL DEGAUSSING 240 215 900MM 6 0MH 18 8 14 CRT GND BH39 00017A CBF HARNESS 1P 320MM BLK UL1015 3 0 16TA DP15LS LT BH39 00030A CBF HARNESS 285MM BLK UL1015 AWG18 YFH DP14LS LT SIGNAL CABLE BH39 00022A CBF SIGNAL ATT 1200MM 15P 16P 7P IVORY ...

Страница 63: ...8 Electrical Parts List 8 12 DP14L DP15L Memo ...

Страница 64: ...OR LINEARITY POWER PWM CONTROL IC601 BRIDGE RETIFIER EPROM IC203 DEGAUSSING BLOCK RL601 UP DOWN BRIGHTNISS CONTRASTER PIN TRAP SIZE POSI DEGA LED POWER AC INPUT SOCKET CN601 LINE FILTER L601 SWITCHING TRANS T601 ACL CIRCUIT CONTRAST CONTROL BRIGHTNESS CONTROL 53V 13V 12V 6 3V 70V PS 2 VER OUT TILT CONTORL HEATER VOLTAGE CONTROL POWER OFF MODE CONTROL Q604 12V REGULATOR PS 1 PS 2 From Micom CRT HEA...

Страница 65: ...Memo 9 Block Diagrams 9 2 DP14L DP15L ...

Страница 67: ...11 1 DP14L DP15L MULTI MEDIA 11 Schematic Diagrams 11 1 Power Part Schematic Diagram ...

Страница 68: ...11 Schematic Diagrams DP14L DP15L 11 2 410 V IC601 1 CH1 410 V CH1 RMS 332 8 V 1 8 40 V IC601 5 CH1 8 40 V CH1 RMS 4 680 V 2 ...

Страница 69: ...11 Schematic Diagrams 11 3 DP14L DP15L 11 2 Micom Part Schematic Diagram ...

Страница 70: ... CH1 RMS 3 812 V 14 4 92 V IC201 14 CH1 P P 4 92 V CH1 RMS 2 912 V 20 5 52 V IC201 Keyin out CH1 P P 5 52 V CH1 RMS 3 696 V 21 4 96 V IC201 30 CH1 P P 4 96 V CH1 RMS 350 mV 25 5 16 V IC202 3 CH1 P P 5 16 V CH1 RMS 3 570 V 23 5 28 V IC201 31 CH1 P P 5 28 V CH1 RMS 1 218 V 24 ...

Страница 71: ...11 Schematic Diagrams 11 5 DP14L DP15L TILT OPTION 11 3 HOR VER Part Schematic Diagram ...

Страница 72: ...0 V IC401 26 CH1 P P 4 60 V CH1 RMS 3 054 V 4 1 12 V IC401 24 CH1 P P 1 12 V CH1 RMS 3 094 V 8 14 0 V IC401 28 CH1 P P 14 0 V CH1 RMS 7 34 V 12 736 mV IC401 16 CH1 P P 736 mV CH1 RMS 233 6 mV 29 5 48 V IC401 1 CH1 P P 5 48 V CH1 RMS 1 362 V 26 4 48 V IC401 2 CH1 P P 4 48 V CH1 RMS 284 mV 27 2 76 V IC401 12 CH1 P P 2 76 V CH1 RMS 842 mV 28 158 V CN105 G1 CH1 P P 158 V CH1 RMS 151 1 V 32 ...

Страница 73: ...11 Schematic Diagrams 11 7 DP14L DP15L 15 ONLY 11 4 H_OUT Part Schematic Diagram ...

Страница 74: ...Drain CH1 P P 136 V CH1 RMS 78 3 V 13 10 40 V Q402 Base CH1 P P 10 40 V CH1 RMS 1 664 V 6 1 176 kV Q402 Collector CH1 P P 1 176 kV CH1 RMS 349 2 V 7 38 4 V T501 4 CH1 P P 38 4 V CH1 RMS 10 38 V 11 5 8 V Q412 Collector CH1 P P 5 8 V CH1 RMS 20 84 V 30 5 36 V Q510 Collector CH1 P P 5 36 V CH1 RMS 4 210 V 31 ...

Страница 75: ...11 Schematic Diagrams 11 9 DP14L DP15L 11 5 Video Part Schematic Diagram ...

Страница 76: ...H1 RMS 80 84 V 17 5 60 V IC101 12 CH1 P P 5 60 V CH1 RMS 4 908 V 18 3 16 V IC101 21 CH1 P P 3 16 V CH1 RMS 1 008 V 15 46 4 V SK103 G CH1 P P 46 4 V CH1 RMS 38 16 V 19 43 2 V IC103 3 CH1 P P 43 2 V CH1 RMS 63 56 V 16 1 016 V CN202_2 2 4 6 CH1 P P 1 016 V CH1 RMS 174 4 mV 22 ...

Страница 77: ...Memo 11 Schematic Diagrams 11 11 DP14L DP15L ...

Страница 78: ...Samsung Electronics Co Ltd April 1999 Printed in Korea Code No BH68 00128A ...

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Содержание DP14LT

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