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Samsung PN15VT / VO, Руководство по обслуживанию

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COLOR MONITOR

PN15VT / VO
PN15HT / HO

Manual

SERVICE

COLOR MONITOR

CONTENTS

1. Precautions

2. Product Specifications

3. Disassembly & Reassembly

4. Alignment & Adjustments

5. Troubleshooting

6. Exploded View & Parts List

7. Electrical Parts List

8. Block Diagram

9. Wiring Diagram

10. Schematic Diagrams

PN15VT/HT

PN15VO/HO

Содержание PN15VT / VO

Страница 1: ...OR MONITOR CONTENTS 1 Precautions 2 Product Specifications 3 Disassembly Reassembly 4 Alignment Adjustments 5 Troubleshooting 6 Exploded View Parts List 7 Electrical Parts List 8 Block Diagram 9 Wirin...

Страница 2: ...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 L...

Страница 3: ...ce 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 o...

Страница 4: ...ated Input Sync Signal Separate Sync TTL level positive negative Maximum Pixel Clock rate 65 MHz 110 MHz Active Display Horizontal 267 mm 4 mm Vertical 200 mm 4 mm Input Voltage AC 90 264 Volts 60 Hz...

Страница 5: ...ure 2 2 Male Type Sync Type Pin No Macintosh Separate 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Red Green Blue N C GND DDC Return GND R GND G GND B N C GND Sync Self Test N C DDC Data H Sync V Sync DDC Cloc...

Страница 6: ...Separate 31 469 31 778 3 813 1 907 25 422 0 636 59 940 16 683 0 064 1 048 15 253 0 318 25 175 Negative Negative Separate 43 269 23 111 1 556 2 222 17 778 1 556 85 008 11 764 0 671 0 578 11 093 0 023 3...

Страница 7: ...2 Product Specifications 2 4 PN15VT VO PN15HT HO Memo...

Страница 8: ...ver 5 Pull the Rear Cover up off the monitor 6 Remove the Shield TCO 99 6 Using pinch nose pliers or ling nose pliers acrefully disconnect the Anode Cap from the CRT Warning Do not touch the Anode con...

Страница 9: ...en lift up the Bottom to separate the two Shield 6 Disconnect the Tilt connector at the CN304 connector on the Main PCB PN15HT HO 7 Disconnect the Sub PCB connector at the CN203 connector on the Main...

Страница 10: ...therwise specified adjust at the 800 x 600 mode 54 kHz 85 Hz VT VO 1024 x 768 mode 68 kHz 85 Hz HT HO signal 4 1 2 Required Equipment The following equipment may be necessary for adjustment procedures...

Страница 11: ...he signal timing available on that computer system To make corrections to all factory timings requires the use of an additional signal generator 4 Alignment and Adjustments 4 2 PN15VT VO PN15HT HO MON...

Страница 12: ...the display in the middle of the display area Horizontal size and position and vertical size and position control the centering of the display Adjust the horizontal size and vertical size to their op...

Страница 13: ...Maximum To adjust the Horizontal Linearity refer to Table 4 1 for the tolerance range Increase or decrease H_LIN to optimize the image 4 2 4 b VERTICAL LINEARITY ADJUSTMENT CONDITIONS Scanning freque...

Страница 14: ...nly HT HO CONDITIONS Scanning Frequency 54 kHz 85 Hz Display image Crosshatch pattern Brightness Maximum Contrast Maximum Use control bar after selecting ROTATION in left menu to correct the tilt of t...

Страница 15: ...on bar after selecting GREEN CUTOFF in the menu 3 Use control bar after selecting BLUE CUTOFF in left menu to set the y coordinate to 0 298 0 015 4 Use control bar after selecting RED CUTOFF in left m...

Страница 16: ...8 Display image H character pattern Brightness Cut off point Contrast Maximum PROCEDURE 1 Adjust the Focus VR on the FBT to display the sharpest image possible 2 Use Locktite to seal the Focus VR in p...

Страница 17: ...Memo 4 Alignment and Adjustments 4 8 PN15VT VO PN15HT HO...

Страница 18: ...l output circuits 5 1 1 No Power Supply Chirping noise exists Check and replace IC601 Check and replace D601 and FH1 Done No Yes Repeating start Check and replace D606 No Yes IC601 Pin 1 waveform is r...

Страница 19: ...V Sync power off mode Check signal source H V Sync video level LED blinks Check IC201 Pin 40 Yes No 12 V line off Check IC201 Pin 6 Yes No IC601 Pin 1 output voltage exists Refer to 5 1 1 No Power Sup...

Страница 20: ...Q402 Q404 and T401 WAVEFORMS 4 3 5 00 V IC401 28 4 1 00V IC401 26 5 5 00 V Q418 Collector Does PWM output signal appear at Pin 28 B_out of IC401 Check IC401 Check 12 V line Yes No Does DC 12V appear a...

Страница 21: ...6 Invariable H_Size IC401 Pin 28 voltage varies with different B_OUT DAC values Q402 Gate output duty varies with different B_OUT DAC values Check some parts around Q402 IC401 Pin 4 6 Yes No Check an...

Страница 22: ...Pin 24 output varies with different DAC values No Replace IC401 No WAVEFORMS 7 7 1 00 V IC401 24 5 1 10 Tilt Failure only HT HO IC201 Pin 20 output duty varies with different DAC values IC603 Pin 3 ou...

Страница 23: ...No Refer to 5 1 1 No Power Supply No IC301 Pin 6 output exists Check and replace some parts around IC301 Yes No Check DY connector connection WAVEFORMS 8 9 8 1 00 V IC401 12 9 10 0 V IC301 6 5 1 12 V...

Страница 24: ...FORMS 10 3 10 5 00 V Q402 Gate CH1 P P 2 00 V CH1 RMS 7 692V 3 5 00 V IC401 28 CH1 P P 2 00 V CH1 RMS 5 868 V 11 50 0 V Q402 Drain CH1 P P 50 0 V CH1 RMS 73 7V IC101 Pin 22 input exists and varies wit...

Страница 25: ...2 Pin 6 output is right Yes Replace the C432 No T502 Pin 1 input is right Check and replace T502 Yes No Check the connection between FBT Focus pin and CRT Socket PCB WAVEFORMS 13 12 12 50 0 V T502 6 C...

Страница 26: ...al cable connection No IC103 Pin 1 2 and 3 outputs are right Check 12V 72V line Check and replace IC103 Yes No Cathode DC levels are right Check 72V line Check and replace IC102 Yes No G2 voltage is r...

Страница 27: ...re IC201 Pin 11 input voltage is 5V IC201 Pin 13 and 14 inputs are right Check C202 C203 and X201 Yes Yes No Check Q608 No IC201 Pin 18 input is right Check Q608 Yes No All in output values are right...

Страница 28: ...102 Pin 14 No IC104 Pin 7 and 8 inputs are right Check IC201 Pin 41 and 42 Yes No IC104 Pin 13 14 and 15 inputs are right Check IC104 Yes No IC101 Pin 18 19 and 20 outputs are right Check and replace...

Страница 29: ...IC201 when you push the button S W Yes Check the button SW201 SW204 No Check IC201 RL601 operation is right Q601 base input is right Check and replace Q601 Yes Yes No Check D coil and TH601 No IC201 P...

Страница 30: ...m Check G2 voltage high voltage and R G B cathode voltage Yes Yes No Refer to 5 2 2 Shut down No 5 2 2 Shut Down Blinking LED s Scan failure Check horizontal vertical deflection system and check power...

Страница 31: ...s No Check signal generator No Proper DC voltage is on all cathodes Check IC101 Pin 15 16 and 17 Check IC102 Yes Yes No G2 voltage is right Check T501 VT VO Check DR05 DG05 and DB05 HT HO No Heater vo...

Страница 32: ...C401 Yes Yes No Check D502 and Adjust G2 No V_FLB pulse is on Collector of Q502 Check Q502 Done Yes No Does approve the Vertical pulse on the CRT Socket G1 Check CN102 and CN201 Yes No Check white bal...

Страница 33: ...ght Signals at Pin 28 and 29 of IC201 are right Check IC201 Yes Yes No Check Video Cable No Signals at Pin 30 and 31 of IC401 are right Check IC401 Check circuits on Main board Yes Done No Check input...

Страница 34: ...VO PN15HT HO 5 17 The convergence is now within spec Readjust convergence No No Done Yes The convergence is now within spec Done Change CRT and readjust convergence No Done Yes Try readjusting converg...

Страница 35: ...eck for focus change Yes Dynamic focus circuit is right Refer to 5 1 15 Dynamic Focus Failure Replace the CRT and verify focus Yes No Adjust focus VR of FBT 5 2 7 Poor Focus 5 2 8 Purity Failure Purit...

Страница 36: ...PN15VT VO PN15HT HO 6 1 6 Exploded View and Parts List 6 1 PN15VT HT...

Страница 37: ...6 2 PN15VO HO 6 Exploded View Parts List 6 2 PN15VT VO PN15HT HO...

Страница 38: ...6 Exploded View and Parts List 6 1 1 Front Cover CRT Ass y PN15VT HT PN15VT VO PN15HT HO 6 3...

Страница 39: ...6 1 2 Chassis Stand Ass y PN15VT HT 6 Exploded View Parts List 6 4 PN15VT VO PN15HT HO...

Страница 40: ...6 1 3 Rear Cover Ass y PN15VT HT 6 Exploded View Parts List PN15VT VO PN15HT HO 6 5...

Страница 41: ...6 Exploded View Parts List 6 6 PN15VT VO PN15HT HO 6 2 1 Front Cover CRT Ass y PN15VO HO...

Страница 42: ...6 2 2 Chassis Stand Ass y PN15VO HO 6 Exploded View Parts List PN15VT VO PN15HT HO 6 7...

Страница 43: ...6 2 3 Rear Cover Ass y PN15VO HO 6 Exploded View Parts List 6 8 PN15VT VO PN15HT HO...

Страница 44: ...000024 CONNECTOR HEADER BOX 3P 1R 2 5mm STRAIGHT SN SNA CN502_WIRE BH39 00149A CBF HARNESS 3P 150MM BLK UL1007 AWG22 SMH250 03 CN601 3721 001028 PLUG AC POWER 3P NI SNA D406 0402 001025 DIODE RECTIFIE...

Страница 45: ...0011 CORE FERRITE BEAD AA 3 5x1 0x5 7mm 1500 2375G SNA C101 2201 000291 C CERAMIC DISC 1nF 10 500V Y5P TP 7 5x3 5 5 C102 2301 000148 C FILM PEF 10nF 5 100V TP 7x3 2x7mm 5mm C103 2301 000148 C FILM PEF...

Страница 46: ...2305 001003 C FILM MPEF 10nF 5 250V TP 13x4 5x9mm 7 5 C436 2201 002116 C CERAMIC DISC 0 82nF 10 1kV Y5P TP 8x5mm 5 C438 2401 000603 C AL 1uF 20 50V GP TP 5x11 5 C439 2301 000148 C FILM PEF 10nF 5 100V...

Страница 47: ...0401 000005 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP D212 0403 000361 DIODE ZENER UZ6 2BSB 6 2V 5 99 6 24V 500mW D213 0403 000361 DIODE ZENER UZ6 2BSB 6 2V 5 99 6 24V 500mW D301 0402 000274 DIODE RE...

Страница 48: ...2 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH SNA EY411 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH SNA EY444 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH SNA EY445 6042 000002 EYELET ID1 5 OD2 L3...

Страница 49: ...MM AWG22 0 6PI AWG22 0 SNA JP137 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP139 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP144 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0...

Страница 50: ...BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP97 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA LB02 2701 000319 INDUCTOR AXIAL 470nH 20 3x7mm LG02 2701 000319 INDUCTOR AXIAL 470nH 20 3...

Страница 51: ...001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R216 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R217 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R218 2001 000281 R CARBON 100OHM 5 1 8...

Страница 52: ...BON 10KOHM 5 1 8W AA TP 1 8X3 2MM R453 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R455 2001 000786 R CARBON 47KOHM 5 1 8W AA TP 1 8X3 2MM R456 2001 000508 R CARBON 220KOHM 5 1 8W AA TP 1 8X3 2...

Страница 53: ...CARBON 1OHM 5 1 4W AA TP 2 4X6 4MM R664 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R668 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R669 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3...

Страница 54: ...N 1C M3 ZPC YEL SM20C SNA CIS BH62 00003A HEAT SINK V IC T1 A1050S DA DB SNA HS601 BH99 00003A ASSY HEAT SINK H S POWER SPRING DP104 RUBBER SNA CIS BH13 00004A IC HYBRID DP104C TO 220 5L 5P POWER SWIT...

Страница 55: ...O 05B1 8786 MAGNET 3302 000006 MAGNET RUBBER AF 14G 1620 1980G 0 58 0 9MGOe DEGAUSSING BH27 00092A COIL DEGAUSSING ASS Y 310 215 1020mm PN15V PN15V 6 9mH 10 85Ts 9 0 15 90 265VAC 21 5 310 S CABLE BH39...

Страница 56: ...E RECTIFIER ERD07 15 1 5KV 1 5A TP D409 0402 001295 DIODE RECTIFIER GUR460L 5700 600V 4A DO 201AD BK D601 0402 000103 DIODE BRIDGE D2SBA60 600V 1 5A SIP 4 ST D608 0402 001194 DIODE RECTIFIER UG2D 200V...

Страница 57: ...G SNA BD407 3301 000011 CORE FERRITE BEAD AA 3 5x1 0x5 7mm 1500 2375G SNA BD408 3301 000011 CORE FERRITE BEAD AA 3 5x1 0x5 7mm 1500 2375G SNA BD409 3301 000011 CORE FERRITE BEAD AA 3 5x1 0x5 7mm 1500...

Страница 58: ...0V Y5V TP 2 3X3 C312 2401 000025 C AL 100uF 20 16V GP TP 6 3x11 5 C401 2401 000031 C AL 47uF 20 16V GP TP 5x11 5 C402 2201 000119 C CERAMIC DISC 100nF 80 20 50V Y5V TP 8x3 5 C403 2202 000573 C CERAMIC...

Страница 59: ...09 2401 000971 C AL 22uF 20 50V WT TP 6x11mm 5mm C610 2301 000284 C FILM PEF 47nF 5 100V TP 8 5x12 5mm 5mm C611 2401 000613 C AL 1uF 20 50V WT TP 5x11 5 C612 2401 000613 C AL 1uF 20 50V WT TP 5x11 5 C...

Страница 60: ...CHING 1N4148 100V 200mA DO 35 TP D501 0401 000005 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP D502 0402 000017 DIODE RECTIFIER RGP02 12 1200V 0 5A DO 204AL T D504 0402 000546 DIODE RECTIFIER TVR10G 400...

Страница 61: ...EH SNA EY507 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH SNA EY508 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH SNA EY601 6042 000001 EYELET ID2 2 OD2 7 L3 1 SN BSS3 E EH SNA EY602 6042 000001 EY...

Страница 62: ...JP142 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP143 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP144 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP151 BH39 40305U CBF H...

Страница 63: ...BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP78 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP80 BH39 40305U CBF HARNESS 52MM AWG22 0 6PI AWG22 0 SNA JP81 BH39 40305U CBF HARNESS 52...

Страница 64: ...HM 5 1 8W AA TP 1 8X3 2MM R109 2001 000734 R CARBON 4 7KOHM 5 1 8W AA TP 1 8X3 2MM R110 2001 000812 R CARBON 5 6KOHM 5 1 8W AA TP 1 8X3 2MM R111 2001 000331 R CARBON 12KOHM 5 1 8W AA TP 1 8X3 2MM R112...

Страница 65: ...TP 1 8X3 2MM R323 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R324 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R327 2001 000689 R CARBON 390KOHM 5 1 8W AA TP 1 8X3 2MM R328 2001 000273...

Страница 66: ...5 1 8W AA TP 1 8X3 2MM R505 2004 000458 R METAL 2 2Kohm 1 1 4W AA TP 2 4x6 4m R506 2004 000284 R METAL 12Kohm 1 1 4W AA TP 2 4x6 4mm R507 2004 000216 R METAL 10Kohm 1 1 4W AA TP 2 4x6 4mm R508 2001 00...

Страница 67: ...001 000666 R CARBON 33OHM 5 1 8W AA TP 1 8X3 2MM RB04 2001 000003 R CARBON 330ohm 5 1 8W AA TP 1 8x3 2mm RB05 2001 000645 R CARBON 330KOHM 5 1 8W AA TP 1 8X3 2MM RB06 2001 000449 R CARBON 2 2KOHM 5 1...

Страница 68: ...S 6021 000118 NUT HEXAGON 1C M3 ZPC YEL SM20C SNA CIS BH62 00003A HEAT SINK V IC T1 A1050S DA DB SNA HS601 BH99 00003A ASSY HEAT SINK H S POWER SPRING DP104 RUBBER SNA CIS BH13 00004A IC HYBRID DP104C...

Страница 69: ...4 00225A ASSY PCB PN15HO 07C1 8786 B D ASS Y CODE BH98 00205A ASSY PCB MAIN PN15HO 07C1 8786 MAGNET 3302 000006 MAGNET RUBBER AF 14G 1620 1980G 0 58 0 9MGOe DEGAUSSING BH27 00093A COIL DEGAUSSING ASS...

Страница 70: ...Y TILT POWER PWM CONTROL IC601C BRIDGE RETIFIER EPROM IC202 DEGAUSSING BLOCK RL601 UP DOWN BRIGHTNISS CONTRASTER PIN TRAP SIZE POSI DEGA LED POWER AC INPUT SOCKET CN601 LINE FILTER L601 SWITCHING TRAN...

Страница 71: ...Y TILT POWER PWM CONTROL IC601C BRIDGE RETIFIER EPROM IC202 DEGAUSSING BLOCK RL601 UP DOWN BRIGHTNISS CONTRASTER PIN TRAP SIZE POSI DEGA LED POWER AC INPUT SOCKET CN601 LINE FILTER L601 SWITCHING TRAN...

Страница 72: ...PN15VT VO PN15HT HO 9 1 15 PIN D SUB refer to pin assignment of product spec 9 Wiring Diagram...

Страница 73: ...Memo 9 Wiring Diagrams 9 2 PN15VT VO PN15HT HO...

Страница 74: ...PN15VT VO PN15HT HO 10 1 17 17 1 2 3 9 4 7 8 5 6 22 22 11 10 10 10 Schematic Diagrams 10 1 Main Part Schematic Diagram PN15VT VO...

Страница 75: ...1 P P 100V CH1 RMS 325 8 V 3 5 00 V IC401 28 4 1 00V IC401 26 5 5 00 V Q418 Collector 6 5 00 V Q408 Collector 7 1 00 V IC401 24 8 1 00 V IC401 12 9 10 0 V IC301 6 10 2 00 V Q402 Gate CH1 P P 2 00 V CH...

Страница 76: ...10 Schematic Diagrams PN15VT VO PN15HT HO 10 3 10 2 Video Part Schematic Diagram PN15VT VO 19 18 14 15 20 16 21 23...

Страница 77: ...N15VT VO PN15HT HO 14 1 00 V IC101 12 14 16 15 0 5 V IC101 18 19 20 16 20 0 V IC103 1 2 3 18 2 00 V IC104 5 19 2 00 V IC104 10 20 1 00 V IC101 18 19 20 21 10 0 V R G B Video CH1 P P 10 0V CH1 RMS 17 0...

Страница 78: ...10 Schematic Diagrams PN15VT VO PN15HT HO 10 5 17 1 2 3 4 7 8 5 6 22 22 11 10 13 13 12 9 10 3 Main Part Schematic Diagram PN15HT HO...

Страница 79: ...1 00V IC401 26 5 5 00 V Q418 Collector 6 5 00 V Q408 Collector 7 1 00 V IC401 24 8 1 00 V IC401 12 10 2 00 V Q402 Gate CH1 P P 2 00 V CH1 RMS 7 692V 11 50 0 V Q402 Drain CH1 P P 50 0 V CH1 RMS 73 7V...

Страница 80: ...10 Schematic Diagrams PN15VT VO PN15HT HO 10 7 10 4 Video Part Schematic Diagram PN15HT HO 19 18 14 15 20 16 21 23...

Страница 81: ...N15VT VO PN15HT HO 14 1 00 V IC101 12 14 16 15 0 5 V IC101 18 19 20 16 20 0 V IC103 1 2 3 18 2 00 V IC104 5 19 2 00 V IC104 10 20 1 00 V IC101 18 19 20 21 10 0 V R G B Video CH1 P P 10 0V CH1 RMS 17 0...

Страница 82: ...City Kyungki Do Korea Tel 82 31 200 7920 Fax 82 31 200 7802 Printed in Korea P N BH68 00393N 00 http www samsungmonitor com SyncMaster Worldwide http www samsung monitor com SyncMaster USA http www sa...

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