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Samsung PG19lS, Service Manual


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10 Schematic Diagrams

10-13

PG17**/PG19**/PG21**

10-7 Video Parts  Schematic Diagram (21”)

1N4148

DG01

1K
1/6W

R116

820
1/8W

1uF
50V

RG03

CG04

RB01

1/8W

75

50V

100PF

C119

R121

1/8W

1K

R122

1/8W

4.7K

2N3904

Q103

R170

1/8W

1K

50V

100nF

C170

MO

75
1/8W

RR01

RG01

1/8W

75

1N4148

DB02
1N4148

DB01
1N4148

DR02

DG02
1N4148

1N4148

DR01

20

21

Summary of Contents for PG19lS

Page 1: ...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 COLOR MONIT...

Page 2: ...Samsung Electronics Co Ltd August 1999 Printed in Korea Code No BH68 00227A...

Page 3: ...lead dress to make certain that the leads are not pinched or that hardware is not lodged between the chassis and other metal parts in the monitor 2 Inspect all protective devices such as nonmetallic c...

Page 4: ...e 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...

Page 5: ...9S PG19HS 240 MHz PG21MS 280 MHz Active Display 17 Horizontal 306 mm 3 mm 12 05 0 12 Vertical 230 mm 3 mm 9 06 0 12 19 Horizontal 352 mm 3 mm 13 86 0 12 330 mm 3 mm 12 99 0 12 Vertical 264 mm 3 mm 10...

Page 6: ...269 23 111 1 556 3 810 5 222 17 778 85 008 13 333 0 080 0 427 12 800 0 027 36 000 Negative Negative 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 Posit...

Page 7: ...e the 1 screws on the Top Shield Cover and remove the Shield 3 1 5 Removing the Bottom Shield 1 Remove the 1 screw on the Bottom Shield Cover 2 Lift off the Bottom Shield 3 1 6 Removing the Video PCB...

Page 8: ...Y CN604 and Anode Cap on the Main PCB Assembly 3 1 9 Removing the Main PCB 1 Remove 6 screws on the main PCB 2 Pull the Main PCB towards you and carefully lift out the main PCB and placet it on a flat...

Page 9: ...Hz to 160 Hz Automatic Unless otherwise specified adjust at the 1024 x 768 mode H 68 kHz V 85 Hz signals Refer to Table 2 1 on pages 2 2 and 2 3 4 1 1 f HIGH VOLTAGE ADJUSTMENT Signal 1024 x 768 mode...

Page 10: ...n 4 1 2 a above 2 Color analyzer or any luminance measurement equipmen 4 1 3 Connecting the SoftJig Connect the monitor to the signal generator and or PC as illustrated in Figures 4 1 and 4 2 Note The...

Page 11: ...g frequency 91 kHz 85 Hz Display image Crosshatch pattern Brightness Cut off Contrast Maximum Click on the or box next to V_POSI to center the vertical image on the raster 4 2 2 Linearity Linearity af...

Page 12: ...t Maximum Click on the or box next to PARALL to make the image are rectangular Figure 4 6 Parallelogram 4 2 6 Side Pincushion Adjustment CONDITIONS Scanning frequency 91 kHz 85 Hz Display image Crossh...

Page 13: ...oordinate to 0 298 0 02 4 Click on the or box next to R_CUT to set the x coordinate to 0 283 0 02 Note If the above adjustments cannot be done to each coordinate click on the or box next to G_CUT to d...

Page 14: ...This procedure is the same as that for 9300K refer to the procedure on page 4 5 4 3 3 c WHITE BALANCE ADJUSTMENT CONDITIONS Scanning frequency 68 kHz 85 Hz Display image Full white pattern Brightness...

Page 15: ...frequency 68 kHz 85 Hz Display image White flat field Luminance Cut off point at the center of the display area Note Color purity adjustments should only be attempted by qualified personnel PROCEDURE...

Page 16: ...Memo 4 Alignment and Adjustments 4 8 PG17 PG19 PG21...

Page 17: ...voltage develops but no raster appears Video output circuits High voltage does not develop Horizontal output circuits 5 1 1 No Power Supply Check and replace FG601 D601 IC661 IC662 Done Repeating star...

Page 18: ...S Failure Check signal source H V sync video level Make No H V sync power off mode LED blinks Check IC201 Pin 39 Yes No 12 V line off Check IC201 Pin 9 Yes No Q632 Base driving voltage exists Check IC...

Page 19: ...05 Check DY connector connection Yes No IC261 Pin 4 is high Replace IC261 Check some parts around Q261 and Q262 Yes No IC261 Pin 26 waveform is right Check some parts around IC261 Yes No WAVEFORMS 2 3...

Page 20: ...e IC201 Pin 21 voltage varies with different H_Lin DAC values IC403 Pin 7 8 voltage varies with different H_Lin DAC values Check 12 V line Check some parts around IC403 Check L403 Yes Yes No Check and...

Page 21: ...C402 Pin 2 and IC201 Pin20 Yes No 5 1 8 Side Pin or Trap Failure IC261 Pin 24 output exists Yes Check and replace IC261 Check and replace IC402 Check some parts IC402 Pin 2 and IC261 Pin 24 5 1 9 Para...

Page 22: ...3 Check and replace CRT Yes Yes No Check and replace IC201 No Check tilt connector connection 5 1 11 V Deflection Failure 14 V line is on IC261 Pin 23 output exists Check and replace IC261 Yes Yes No...

Page 23: ...IC261 Pin 23 output varies with different DAC values Yes Check some parts around IC301 Check bias voltage Check and replace IC261 and IC301 No 5 1 13 High Voltage Failure Q524 gate driving pulse exist...

Page 24: ...heck and replace IC103 17 IC04 Yes No Check and replace Q101 Q102 and 12 V line Check CN102 5 1 14 ABL Failure 5 1 15 Dynamic Focus Failure IC261 Pins 18 and 15 output are right Check and replace IC26...

Page 25: ...bus and 12 V line Yes Yes No Check CN101 and BNC B D IC1 No IC102 Pins 4 6 and 14 17 IC105 Pin 1 3 5 outputs are right Check 12 V line Check and replace IC102 17 IC105 Yes No Cathode DC levels are ri...

Page 26: ...13 and 14 inputs are right Check X201 C204 and C205 Yes Yes No Check IC606 No IC201 Pin 18 input is right Check IC202 Yes No All in output values are right Replace IC201 Yes No Done 15 16 15 3 42 V IC...

Page 27: ...heck and replace D302 and Q301 No IC103 17 IC04 Pins 7 and 8 inputs are right Check IC201 Pins 41 and 42 Yes No IC103 17 IC04 Pins 20 21 and 22 outputs are right Check and replace IC103 17 IC04 Yes No...

Page 28: ...0 output is right Check and replace IC201 Check user function key Yes No R217 and R630 are right Replace R217 and R630 Done Yes No Check degaussing connector 5 1 20 Degaussing Failure 5 1 19 User Cont...

Page 29: ...Check G2 voltage high voltage R G B cathode voltage Yes No No LED is Amber color No Yes 5 2 2 Shut down Yes 5 2 2 Shut Down Blinking LED s Scan failure Check horizontal vertical deflection system and...

Page 30: ...proper AC voltage on all cathodes Refer to 5 1 16 No Video Yes Yes No Check signal generator and cathode No Are proper DC voltage on all cathodes Check IC104 17 IC104 Pins 19 20 and 21 Pins 10 11 and...

Page 31: ...and FBT No Is blank pedestal on Pins 29 32 and 35 of IC101 17 25 28 30 of IC104 Check IC101 17 IC104 and related components Yes No Is V_FLB pulse on Pin 17 of IC103 17 IC04 Check Q301 Done Yes No Is...

Page 32: ...IC1 are right Replace IC1 Yes Yes No Check Video cable No Signals at CN201 Pins 6 9 and CN102 Pin 6 are right Check wire dressing and connections Check circuits on Main board IC201 and IC261 Yes Done...

Page 33: ...7 PG19 PG21 5 17 Is the convergence now within spec Readjust convergence No Done Yes Is the convergence now within spec Done Change CRT and readjust convergence No Done Yes Try readjusting convergence...

Page 34: ...and check for focus change Yes Is dynamic focus circuit right Refer to 5 1 15 Dynamic Focus Failure Replace the CRT and verify focus Yes No Adjust focus VR 5 2 7 Poor Focus 5 2 8 Purity Failure Purity...

Page 35: ...PG17 PG19 PG21 6 1 6 Exploded View and Parts List 6 1 PG17...

Page 36: ...6 Exploded View Parts List 6 2 PG17 PG19 PG21 6 2 PG19...

Page 37: ...6 Exploded View Parts List PG17 PG19 PG21 6 3 6 3 PG21...

Page 38: ...6 Exploded View and Parts List 6 1 Front Cover CRT Ass y PG17 PG17 PG19 PG21 6 5...

Page 39: ...6 2 Chassis Stand Ass y PG17 6 Exploded View Parts List 6 6 PG17 PG19 PG21...

Page 40: ...6 3 Rear Cover Ass y PG17 6 Exploded View Parts List PG17 PG19 PG21 6 7...

Page 41: ...6 Exploded View Parts List 6 8 PG17 PG19 PG21 6 4 Front Cover CRT Ass y PG19...

Page 42: ...6 5 Chassis Stand Ass y PG19 6 Exploded View Parts List PG17 PG19 PG21 6 9...

Page 43: ...6 6 Rear Cover Ass y PG19 6 Exploded View Parts List 6 10 PG17 PG19 PG21...

Page 44: ...6 Exploded View Parts List PG17 PG19 PG21 6 11 6 7 Front Cover CRT Ass y PG21...

Page 45: ...6 Exploded View Parts List 6 12 PG17 PG19 PG21 6 8 Chassis Stand Ass y PG21...

Page 46: ...6 Exploded View Parts List PG17 PG19 PG21 6 13 6 9 Rear Cover Ass y PG21...

Page 47: ...P TP 5x11 5 C207 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 2 3X3 C208 2202 002008 C CERAMIC MLC AXIAL 10nF 80 20 50V Y5V TP 2 3X3 C209 2202 002008 C CERAMIC MLC AXIAL 10nF 80 20 50V Y5V T...

Page 48: ...35V GP TP 8x11 5mm 5 C307 2301 000010 C FILM PEF 100nF 5 100V TP 11 5x12 5mm 5 C308 2305 000237 C FILM MPEF 1uF 5 63V TP 7 5x15 5mm 5mm C309 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 2 3X...

Page 49: ...301 000148 C FILM PEF 10nF 5 100V TP 7x3 2x7mm 5mm C523 2401 000292 C AL 100uF 20 16V WT TP 8x11 5mm 5 C524 2201 000163 C CERAMIC DISC 10nF 79 8 50V Y5V TP 6 5x5mm 2 C525 2305 001041 C FILM MPEF 220nF...

Page 50: ...WT TP 8x11 5 5 C643 2401 000142 C AL 1000uF 20 16V WT TP 10x20 5 C644 2401 000042 C AL 100uF 20 16V GP TP 6 3x7 5 C645 2401 001422 C AL 470uF 20 35V WT TP 12 5x25 5 C647 2301 000174 C FILM PEF 15nF 5...

Page 51: ...03 001200 TAPE PAPER 53128 T0 15 W5 5 L2000M BEIGE CIS 0203 001201 TAPE PAPER FB 300 T0 16 W6 L2000M R BLU CIS BH46 00001B MICOM PG17HS CIS 1204 001508 IC VERTICAL DEF KA2142 SIP 10P PLASTIC 35V 15W 2...

Page 52: ...HEAT SINK CN408 BH71 40300A PIN HINGE BRASS D2 36 SN HEAT SINK CN409 3711 000885 CONNECTOR HEADER 3WALL 3P 1R 2 5mm STRAIGHT SN CN410 BH71 40300A PIN HINGE BRASS D2 36 SN HEAT SINK CN411 BH71 40300A...

Page 53: ...05 DIODE SWITCHING 1N4148 100V 200MA DO 35 TP D551 0401 000005 DIODE SWITCHING 1N4148 100V 200MA DO 35 TP D552 0401 000005 DIODE SWITCHING 1N4148 100V 200MA DO 35 TP D553 0401 000005 DIODE SWITCHING 1...

Page 54: ...2 L3 1 SN BSS3 E EH EY6 6042 000001 EYELET ID2 2 OD2 7 L3 1 SN BSS3 E EH EY601 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH EY602 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH EY603 6042 000001 EYE...

Page 55: ...OS601 1404 000002 THERMISTOR PTC 9ohm 20 TR RECT Q261 0501 000586 TR SMALL SIGNAL KSC945 NPN 250mW TO 92 TP 120 Q262 0501 000303 TR SMALL SIGNAL KSA733 PNP 250mW TO 92 TP 120 Q263 0501 000122 TR SMALL...

Page 56: ...0OHM 5 1 8W AA TP 1 8X3 2MM R226 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R227 2004 001285 R METAL 820ohm 1 1 4W AA TP 2 4x6 4mm R228 2004 000432 R METAL 1Kohm 1 1 4W AA TP 2 4x6 4mm R229 20...

Page 57: ...5 1 8W AA TP 1 8X3 2MM R286 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R287 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R288 2001 000281 R CARBON 100OHM 5 1 8W AA TP 1 8X3 2MM R289 2001...

Page 58: ...4 3Kohm 1 1 4W AA TP 2 4x6 4m R433 2004 000532 R METAL 20Kohm 1 1 4W AA TP 2 4x6 4mm R434 2001 001187 R CARBON S 75OHM 5 1 2W AA TP 2 4X6 4MM R435 2001 000812 R CARBON 5 6KOHM 5 1 8W AA TP 1 8X3 2MM R...

Page 59: ...1 4W AA TP 2 4x6 4m R521 2001 000241 R CARBON 1 5KOHM 5 1 8W AA TP 1 8X3 2MM R523 2001 000947 R CARBON 7 5KOHM 5 1 8W AA TP 1 8X3 2MM R524 2001 000689 R CARBON 390KOHM 5 1 8W AA TP 1 8X3 2MM R525 200...

Page 60: ...R630 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM R631 2001 000023 R CARBON 47OHM 5 1 4W AA TP 2 4X6 4MM R632 2001 000003 R CARBON 330ohm 5 1 8W AA TP 1 8x3 2mm R633 2001 001106 R CARBON S 220KO...

Page 61: ...RANS SYNC 3 1 250UH SB 5S UU1116 3 T661 BH26 00042A TRANS 2 5MH 8P EI 1916 PL3 150UH TCO BH71 40300A PIN HINGE BRASS D2 36 SN HEAT SINK TH601 1404 001076 THERMISTOR NTC 8ohm 15 17mW C TP VR401 2103 00...

Page 62: ...1 002075 C AL 4 7uF 20 50V GP TP 5x11 5 C117 2401 000010 C AL 220uF 20 16V GP 6 3x11mm 2 C118 2202 002009 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 2 3X3 C119 2201 000144 C CERAMIC DISC 100pF 5 50V C...

Page 63: ...80 20 50V Y5V TP 2 3X3 CGC 2201 002080 C CERAMIC DISC 0 027NF 5 500V NPO TP 6 3X4MM 5 CGP 2301 000188 C FILM PEF 1nF 5 100V TP 10 5x12 5x6 5 5 CIS BH39 00078A CBF HARNESS 150MM BLK UL1015 AWG18 35740...

Page 64: ...EYELET ID2 2 OD2 7 L3 1 SN BSS3 E EH EY2 6042 000001 EYELET ID2 2 OD2 7 L3 1 SN BSS3 E EH EY5 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH EY6 6042 000002 EYELET ID1 5 OD2 L3 1 SN BSS3 E EH EY7 6042...

Page 65: ...OHM 5 1 8W AA TP 1 8X3 2MM R153 2001 000325 R CARBON 120OHM 5 1 8W AA TP 1 8X3 2MM R156 2001 000857 R CARBON 560OHM 5 1 8W AA TP 1 8X3 2MM R157 2001 000857 R CARBON 560OHM 5 1 8W AA TP 1 8X3 2MM R158...

Page 66: ...RBON 75OHM 5 1 8W AA TP 1 8X3 2MM RR04 2001 000290 R CARBON 10KOHM 5 1 8W AA TP 1 8X3 2MM RR05 2001 000780 R CARBON 470OHM 5 1 8W AA TP 1 8X3 2MM RR06 2001 000666 R CARBON 33OHM 5 1 8W AA TP 1 8X3 2MM...

Page 67: ...61 00002A SPRING VIDEO CDB7907 STS H14 T1 0 NORMAL CDT CIS BH62 00018A HEAT SINK VIDEO A6063S T2 0 PG17NO CIS BH71 00022A SHIELD VIDEO PG17HS A1050S T1 0 CIS BH72 00058A HOLDER VIDEO PG17HS ABS PC 5V...

Page 68: ...8W AA TP 1 8X3 2MM RB53 2001 000969 R CARBON 75OHM 5 1 8W AA TP 1 8X3 2MM RB54 2001 000666 R CARBON 33OHM 5 1 8W AA TP 1 8X3 2MM RB61 2001 000527 R CARBON 22OHM 5 1 8W AA TP 1 8X3 2MM RG01 2001 000527...

Page 69: ...08 F3G1 PROCESS PBA UNIT BH94 30018F ASS Y PCB CSF9839T EDC B D ASS Y CODE BH98 10017J ASS Y PCB MAIN CSF9839T EDC BH98 20006T ASS Y PCB VIDEO CSF9839T EDC BH98 60002N ASS Y PCB SOCKET CSF9839T EDC P...

Page 70: ...711 003843 CONNECTOR BOX 8P ST Auto Selection DB01 NONE 0401 000005 DIODE SWITCHING 1N4148 DB02 NONE 0401 000005 DIODE SWITCHING 1N4148 DG01 NONE 0401 000005 DIODE SWITCHING 1N4148 DG02 NONE 0401 0000...

Page 71: ...000995 R CF 820ohm 1 8W RB01 NONE 2001 000969 R CARBON 75OHM 1 8W RG01 NONE 2001 000969 R CARBON 75OHM 1 8W RR01 NONE 2001 000969 R CARBON 75OHM 1 8W Manual Selction CIS BH39 00094A 6P 7P 150MM HARNE...

Page 72: ...5 NONE 2001 000812 R CF 5 6KOHM 1 8W R296 NONE 2001 000331 R CF 12KOHM 1 8W R299 NONE 2001 001107 R CF S 220ohm 1 2W R662 NONE 2001 000273 R CARBON 100KOHM 1 8W SW1 NONE 3404 000244 SWITCH TACT SW2 NO...

Page 73: ...001349 R MF 91kOHM 5 1 4W R636 2001 000226 R CARBON 1 2ohm 1 2W 2001 000263 R CARBON 1 8ohm 1 2W R308 2001 000049 R CF 2 4KOHM 5 1 4W NONE C309 2202 002009 C CER MLC AXIAL 100nF 50V NONE TCO TAPE NONE...

Page 74: ...ALOXIDE S 100ohm 3W 2003 000747 R METALOXIDE S 56ohm 3W R412 2003 000459 R METALOXIDE S 100ohm 3W 2003 000747 R METALOXIDE S 56ohm 3W R421 2006 001063 R CEMENT 75OHM 5 5W 2003 000653 R METALOXIDE S 33...

Page 75: ...2 5KV 2301 001169 C FILM PPF 1 8nF 2 5KV C413 2201 000469 C CERAMIC 330PF 500V NONE C417 2201 000012 C CERAMIC 220PF 1KV NONE C418 2301 000519 C FILM 3 3NF 100V 2301 000102 C FILM 1 2NF 100V C422 230...

Page 76: ...1 000241 R CF 1 5K 1 8W R633 2001 001106 R CF S 220K 1 2W 2001 001106 R CF S 220K 1 2W R635 2001 001106 R CF S 220K 1 2W 2001 001106 R CF S 220K 1 2W R636 2001 000226 R CARBON 1 2ohm 1 2W 2001 000226...

Page 77: ...000650 RES MO 330 5 2W 42 R476 2003 000661 R MO S 33ohm 2W 43 R501 2001 000115 R CARBON 82KOHM 5 1 4W 44 R526 2001 000812 5 6KOHM 5 1 8W 46 R561 2001 000890 R CF 6 8K 1 8W 47 R562 2001 000241 R CF 1...

Page 78: ...3x13 20 C412 2301 001240 C FILM PPF 2 5nF 5 3KV BK 29x23x13 20 C413 C422 2301 000174 C FILM PEF 15nF 5 100V TP 7 2x4 0x7 5mm C451 2306 000127 C FILM MPPF 120nF 5 400V TP 21 5x17mm 5mm C457 2306 000119...

Page 79: ...000734 R CARBON R543 2001 000947 R CARBON R523 2001 000812 R CARBON L521 BH27 00027A COIL CHOKE 1 L601 BH27 00026A COIL LINE FILTER T601 BH26 00050A TRANS POWER L403 BH26 00062A TRANS H LINEARITY C60...

Page 80: ...2nF 2 5KV C412 2301 001169 C FILM PPF 1 8nF 2 5KV 2303 001022 C FILM PPF 2nF 2 5KV C413 NONE 2201 000469 C CERAMIC 330PF 500V C422 2301 000174 C FILM PEF 15nF 5 100V 2301 000148 C FILM PEF 10nF 5 100...

Page 81: ...H SYNC TRIGGER PWM CONTROL SWITCHING FET KA2S1265 BNC D SUB R G B H SYNC V SYNC INPUT H SYNC V SYNC POWER OFF CONTROL VIDEO OUTPUT VOLTAGE REGULATOR KA78R12 VOLTAGE REGULATOR KA7805 5V SOG HOR VER OSC...

Page 82: ...4 GND GND GND 5 6 7 8 V_FLB 9 10 8 V HEATER 11 TILT TILT 1 2 3 FBT GND GND GND B_OUT 1 2 3 4 GND GND G_OUT R_OUT GND 5 6 7 8 V_FLB 9 10 8 V HEATER 11 TILT TILT 1 2 3 GND AC INPUT AC INPUT 1 2 3 NC AC...

Page 83: ...10 1 PG17 PG19 PG21 SW6 CN604 C603 R662 Q663 1 34 10 Schematic Diagrams 10 1 Power Part Schematic Diagram...

Page 84: ...H H 70 76K L L L H H 76 78K L L L L H 78 81K L L L H L 81 85K L L L L H 85 96K L L L L L S5 S4 S3 S2 S1 CSE980B CSE988B CSE9839 CSE9829 33K H H H H H 33 35K L H H L H 35 37K L H H L H 37 40K L L H H H...

Page 85: ...10 Schematic Diagrams 10 3 PG17 PG19 PG21 10 2 Micom Part Schematic Diagram 15 16...

Page 86: ...Hz 68 kHz 91 kHz 91 kHz Table 10 1 IC201 ST72E75 Unit Vrms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 0 61 0 0 17 4 83 3 28 6 41 4 01 1 55 1 55 3 37 GND 0 8...

Page 87: ...10 Schematic Diagrams 10 5 PG17 PG19 PG21 10 3 H V Process Part Schematic Diagram Hout Ewout Vout 8 13 R286 100 1 6W R289 1K 1 8W 50V D G S C279 10UF...

Page 88: ...10 Schematic Diagrams PG17 PG19 PG21 10 6 8 12 08 V IC261 26 CH1 P P 12 08 V CH1 RMS 7 396 V 13 2 20 V IC251 15 CH1 P P 2 20 V CH1 RMS 2 776 V...

Page 89: ...matic Diagram C411 R421 R405 R420 C452 R411 R412 CN409 C458 C451 C422 R404 R305 C413 C457 L403 R304 R303 R301 C412 9 3 1 2nF 2KV 220 EK 04 2 4K 20K 15K 200 EK 04 R475 100K 1 8W C460 300nF 250V MPS Q46...

Page 90: ...Table 10 3 IC301 TDA8172 Unit Vrms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 13 81 5 04 4 52 12 02 3 26 3 26 0 97 1 06 2 02 2 02 13 81 NC NC NC 13 65 5 04 4 44 12 02 3 26 3 26 1 85 1 07 2 02 2 02 13 65 NC NC...

Page 91: ...10 Schematic Diagrams 10 9 PG17 PG19 PG21 R501 10 17 UF4004 91K VR501 50K JP495 82K V4W MF 10 5 HIGH VOLTAGE Parts Schematic Diagram...

Page 92: ...10 Schematic Diagrams PG17 PG19 PG21 10 10 17 0 8 V Q554 Emitter CH1 P P 0 8 V CH1 RMS 10 216 V 10 11 36 V Q501 Gate CH1 P P 11 36 V CH1 RMS 6 944 V...

Page 93: ...10 Schematic Diagrams 10 11 PG17 PG19 PG21 10 6 Video Parts Schematic Diagram 17 21 20 19 18...

Page 94: ...Unit Vrms 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 3 6 3 5 3 6 GND 3 6 GND 0 GND 0 GND 0 4 5 0 5 2 1 5 0 3 2 1 5 2 1 4 0 4 4 3 6 2 6 3 6 GND 3 6 GND 0 GND 0 GND 0 0 0 0 2 1 5 0 3...

Page 95: ...hematic Diagram 21 1N4148 DG01 1K 1 6W R116 820 1 8W 1uF 50V RG03 CG04 RB01 1 8W 75 50V 100PF C119 R121 1 8W 1K R122 1 8W 4 7K 2N3904 Q103 R170 1 8W 1K 50V 100nF C170 MO 75 1 8W RR01 RG01 1 8W 75 1N41...

Page 96: ...10 Schematic Diagrams PG17 PG19 PG21 10 14 20 5 32 V IC5 14 CH1 P P 5 32 V CH1 RMS 3 508 V 21 4 96 V IC5 13 CH1 P P 4 96 V CH1 RMS 3 586 V...

Page 97: ...10 Schematic Diagrams 10 15 PG17 PG19 PG21 10 8 Connector Option Boards Parts Schematic Diagram R295 CN203 CN201 CN208 SW2 SW1 R296 R292 C227 SW3 R290 R299 R291 SW7 SW5 SW4 R294 R293 OP1 CN142 slcon4p...

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