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920C - 720C COLOR MONITOR
SERVICE
Manual
CONTENTS
6. Exploded View & Parts List
7. Electrical Parts List
Note: Sections 6, 8, 9 and 10 are in hardcopy format in the printed supplement.
BH68-00294B rev. .2

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Troubleshooting

   Related Manuals for Nokia 920C

   Summary of Contents for Nokia 920C

  • Page 1: Table Of Contents

    920C - 720C COLOR MONITOR SERVICE Manual 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 Note: Sections 6, 8, 9 and 10 are in hardcopy format in the printed supplement.

  • Page 2: Precautions

    Components identified by on schematics and parts leads are not pinched or that hardware is not lists must be sealed by a soldering iron after lodged between the chassis and other metal parts in replacement and adjustment. the monitor. 720C/920C...

  • Page 3: Servicing Precautions

    Òanti-staticÓ a carpeted floor can generate enough static can generate electrical charges sufficient to damage electricity to damage an ESD. ESDs. Indicates ESDs on the Schematic Diagram in this manual. 720C/920C...

  • Page 4: Product Specifications

    Humidity : 10 % to 80 % Storage Temperature -4°F to 113°F (-20°C to 45°C) Humidity : 5 % to 95 % • 920C/720C complies with TCO 99 recommendations for reduced electromagnetic fields. • Designs and specifications are subject to change without prior notice. 720C/920C...

  • Page 5

    B : Horizontal sync width O : Frame time total P : Vertical sync width C : Back porch D : Active time Q : Back porch R : Active time E : Front porch S : Front porch 720C/920C...

  • Page 6: Disassembly & Reassembly

    3 Disassembly and Reassembly This section of the service manual describes the disassembly and reassembly procedures for the Nokia 920C/720C (19" ~ 17") monitors. WARNING: This monitor contains electrostatically sensitive devices. Use caution when handling these components. 3-1 Disassembly Cautions:1. Disconnect the monitor from the power source before disassembly.

  • Page 7

    4 plastic ties on the Bracket. 3. Disconnect CN201, CN409, CN601, H_DY, 2. Lift the Degaussing Coil Assembly from the CN604 and Anode Cap on the Main PCB Bracket. Assembly. 3-2 Reassembly Reassembly procedures are in the reverse order of Disassembly procedures. 720C/920C...

  • Page 8: Alignment & Adjustments

    Warm-up time is especially 720C TOSHIBA critical in color temperature and white balance adjustments. 525V 635V 4-1-1 (d) SIGNAL 920C Analog, 0.7 Vp-p positive at 75 ohm, internal termination Sync: Separate/Composite 560V 530V (TTL level negative/positive) Sync-on-Green: Composite sync 0.3 Vp-p negative (Video 0.7 Vp-p positive)

  • Page 9

    If the monitor again fails to Connect the monitor to the signal generator and/ meet specifications in every direction, contact or PC as illustrated in Figures 4-1 and 4-2. your Regional After Service Center for possible CRT replacement. 720C/920C...

  • Page 10

    Maximum Adjust the horizontal size and vertical size to their optimal settings: 355 mm (H) x 266 mm (V)/920C. Click on the << or >> box next to V_POSI to 310 mm x 232 mm/720C. 1280 x 1024 mode (91kHz/85Hz) center the vertical image on the raster.

  • Page 11

    Display image: Crosshatch pattern Brightness: Cut-off 4-2-10 Save the Data Contrast: Maximum To save the adjustment data for a mode, press Click on the << or >> box next to PARALLEL to FACTORY SAVE. make the image area rectangular. 720C/920C...

  • Page 12: Color Adjustments

    Measurement instrument: Color analyzer Display image: Green box pattern Scanning frequency: 68 kHz/85 Hz Brightness: Cut-off 355 (H) x 266 (V)/920C ~ 310 X 232/720C Display Size : Contrast: Maximum Display image: White flat field at center of display area 1.

  • Page 13

    B_GAIN to make the video white. to the procedure on page 4-5. (For 5000K color adjustment: x = 0.346 ± 0.02, y = 0.359 ± 0.02.) 2. Refer to the procedure for 9300K, section 4-3-2 (c) steps 2 and 3. 720C/920C...

  • Page 14

    For trained and experienced service technicians (1024 x 768) only. Display image: White flat field Use the following procedure to correct minor 355(H) x 266(V)/920C ~ 310(H) X 232(V)/720C Display size: color purity problems: Brightness: Cut off point Contrast: Maximum 1.

  • Page 15: Troubleshooting

    CH1 P-P = 544 V CH1 RMS = 332.4 V Check and replace IC601, IC601 Pin 1 waveform is right? IC602, IC604. IC602 and IC604 Replace parts and verify voltages. are right? Normal operation Replace Main board. Verify voltages. Done. 720C/920C...

  • Page 16

    H/V sync video level. Make no H/V sync (power off mode) LED blinks Check IC201 Pin 39. +12 V line off Check IC201 Pin 9. Check IC201 Pin 10. Q632 Base driving voltage exists? Check and replace Q632. Done 720C/920C...

  • Page 17

    CH1 P-P = 55.2 V CH1 RMS = 9.52 V Q261 and Q262. 12.08 V (IC261, #26) 1.216 kV (Q405, Collector) CH1 P-P = 12.08 V CH1 RMS = 7.396 V CH1 P-P = 1.216 kV CH1 RMS = 316 V 720C/920C...

  • Page 18

    Check some parts around IC403. Check L403. 5-1-6 Invariable H_Size IC261 Pin 28 voltage varies with Check and replace IC261. different H_Size DAC values? IC401 Pin 6 output duty varies with Check some parts around IC261 Pin different H_Size DAC values? 28, IC401. 720C/920C...

  • Page 19

    IC261 Pin 24 output exists? Check and replace IC261. Check and replace IC402. Check some parts IC402 Pin 2 and IC261 Pin 24. 5-1-9 Para. or Pin Balance Failure IC261 Pin 24 output varies with different DAC values? Replace IC261. 720C/920C...

  • Page 20

    Refer to 5-1-1 No Power Supply IC261 Pin 23 output exists? Check and replace IC261. IC301 Pin 1 input exists? Check R276 and R304. Check and replace some parts IC301 Pin 6 output exists? around IC301. Check V DY connector connection. 720C/920C...

  • Page 21

    Check some parts around IC301. different DAC values? Check bias voltage. Check and replace IC261 and IC301. 5-1-13 High Voltage Failure Check +12 V line. Q524 gate driving pulse exist? Check and replace Q521, Q522, Q523, Q524 and IC501. Done 720C/920C...

  • Page 22

    CH1 P-P = 2.20 V CH1 RMS = 2.776 V 580 V (T551, #1) Some parts around T502 are right? Replace failed part. CH1 P-P = 580 V CH1 RMS = 278.2 V Check the connection between FBT Pin 13, CRT Socket PCB. 720C/920C...

  • Page 23

    Pin 1, 3, 5) outputs are right? Check and replace IC102 (17”: IC105). Check +80 V line. Cathode DC levels are right? Check and replace IC101 and IC104 (17”: IC104). Check G2 wire, CRT Socket board, G2 voltage is right? and FBT. Change CRT. Done. 720C/920C...

  • Page 24

    CH1 P-P = 3.42 V CH1 RMS = 2.500 V 3.16 V (IC201, #32) IC201 Pin 18 input is right? Check IC202. CH1 P-P = 3.16 V CH1 RMS = 2.560 V All in/output values are right? Replace IC201. Done 720C/920C 5-10...

  • Page 25

    Check and replace IC103 (17”: IC04) . 22 outputs are right? (17” only) IC101 (17”: IC104) Pins 4, 9 and 13 Check and replace QB51, inputs are right? QG51 and QR51. Check and replace IC101 (17”: IC104) . Done 720C/920C 5-11...

  • Page 26

    RL601 operation is right? Check D-Coil, TH601. Q630 base input is right? Check and replace Q630. Check and replace IC201. IC201 Pin 40 output is right? Check user function key. R217 and R630 are right? Replace R217 and R630. Done 720C/920C 5-12...

  • Page 27: General Troubleshooting

    5-2-2 Shut Down Blinking LED’s? Check power supply. Check horizontal, vertical deflection Scan failure system and check power supply secondary voltages. High voltage failure? Check high voltage system. Video failure? Check Video board. Check and replace IC201. Done 720C/920C 5-13...

  • Page 28

    Are proper DC voltage on all and 21) Pins 10, 11 and 12. cathodes? Check QB02, QB03, QG02, QG03 QR02 and QR03. Check G2 wire, G2 control, volume Is G2 voltage right? and FBT. Change the CRT. Done 720C/920C 5-14...

  • Page 29

    Check Q301. Pin 17 of IC103 (17”: IC04)? Check Pins 24, 25 and 26 of IC101 (17”: 19, 20, 21 of IC104) . Is blank pedestal on all cathodes? Check QB02, QB03, QG02, QG03, QR02 and QR03. Done 720C/920C 5-15...

  • Page 30

    Signals at Pins 1, 3 and 5 of IC1 Replace IC1. are right? Signals at CN201 Pins 6, 9 and Check wire dressing and connections. CN102 Pin 6 are right? Check circuits on Main board. (IC201 and IC261) Done 720C/920C 5-16...

  • Page 31

    5 Troubleshooting 5-2-6 Misconvergence Try readjusting convergence. Is the convergence now Done within spec? Readjust convergence. Is the convergence now Done within spec? Change CRT and readjust convergence. Done 720C/920C 5-17...

  • Page 32

    Refer to 5-1-15 Dynamic Is dynamic focus circuit right? Focus Failure. Replace the CRT and verify focus. 5-2-8 Purity Failure Degaussing Purity is right? Done Degaussing circuit is right? Refer to 5-1-20 Degaussing Failure. Replace CRT and verify purity. 720C/920C 5-18...

  • Page 33: Exploded View & Parts List

    6-1 720C Exploded View and Parts List 720C/920C...

  • Page 34

    6-2 920C Exploded View and Parts Lists 720C/920C...

  • Page 35

    2201-000144 C-CERAMIC,DISC 0.1nF,5%,50V,NP0,TP,8.5x3 C220 2201-000144 C-CERAMIC,DISC 0.1nF,5%,50V,NP0,TP,8.5x3 C221 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C222 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C223 2201-000138 C-CERAMIC,DISC 100pF,10%,50V,Y5P,TP,4.0X C224 2401-001509 C-AL 47uF,20%,16V,GP,TP,5x7mm,5 C225 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C226 2201-000119 C-CERAMIC,DISC 100nF,+80-20%,50V,Y5V,TP, C262 2301-000016 C-FILM,PEF 22nF,5%,100V,TP,7.2x4.5x9.0mm C263 2202-002149 C-CERAMIC,MLC-RADIAL 0.82NF,2%,50V,NPO,T 720C/920C...

  • Page 36

    2401-000049 C-AL 47uF,20%,100V,WT,TP,10x20mm,5m C407 2201-000291 C-CERAMIC,DISC 1nF,10%,500V,Y5P,TP,7.5x3 C408 2305-000624 C-FILM,MPEF 330nF,10%,100V,TP,-,5mm C409 2305-000624 C-FILM,MPEF 330nF,10%,100V,TP,-,5mm C410 2301-000020 C-FILM,PEF 27nF,5%,100V,TP,7.3x4x12.5mm, C411 2303-001022 C-FILM,PPF 2nF,5%,2.5KV,TP,23x12x19mm,7. C412 2303-001022 C-FILM,PPF 2nF,5%,2.5KV,TP,23x12x19mm,7. C413 2201-000469 C-CERAMIC,DISC 0.33nF,10%,500V,Y5P,TP,5. C417 2201-000012 C-CERAMIC,DISC 0.22nF,10%,1kV,Y5P,TP,6.3 C418 2301-000519 C-FILM,PEF 3.3nF,5%,100V,TP,5.8x3x12.5,5 720C/920C...

  • Page 37

    2401-001576 C-AL 47uF,20%,50V,GP,TP,8x11.5,5 C530 2201-000469 C-CERAMIC,DISC 0.33nF,10%,500V,Y5P,TP,5. C531 2303-000147 C-FILM,PPF 1NF,5%,2KV,TP,23X13X8MM,7.5 C532 2401-000638 C-AL 2.2uF,20%,350V,WT,TP,10x12.5mm C533 2201-000732 C-CERAMIC,DISC 0.68nF,10%,1kV,Y5P,TP,7x4 C534 2401-001576 C-AL 47uF,20%,50V,GP,TP,8x11.5,5 C535 2401-000771 C-AL 220uF,20%,100V,WT,TP,16x25,7.5 C536 2401-003080 C-AL 3.3UF,20%,50V,BP,TP,5X11,2.5 C537 2401-000638 C-AL 2.2uF,20%,350V,WT,TP,10x12.5mm C538 2305-000665 C-FILM,MPEF 100nF,5%,63V,TP,7.5x4.0x5.0m 720C/920C...

  • Page 38

    2301-000174 C-FILM,PEF 15nF,5%,100V,TP,7.2x4.0x7.5mm C648 2301-000004 C-FILM,PEF 2.2nF,5%,100V,TP,5.5X10X2.9,5 C649 2201-000019 C-CERAMIC,DISC 10nF,+80-20%,500V,Y5V,TP, C652 2301-000148 C-FILM,PEF 10nF,5%,100V,TP,7x3.2x7mm,5mm C653 2201-000023 C-CERAMIC,DISC 2.2nF,20%,125V,Y5U,TP,11x C654 2201-000023 C-CERAMIC,DISC 2.2nF,20%,125V,Y5U,TP,11x C656 2201-000119 C-CERAMIC,DISC 100nF,+80-20%,50V,Y5V,TP, C661 2401-000042 C-AL 100uF,20%,16V,GP,TP,6.3x7,5 C662 2401-000010 C-AL 220uF,20%,16V,GP,-,6.3x11mm,2. C663 2401-000480 C-AL 10uF,20%,50V,GP,TP,5x11,5 720C/920C...

  • Page 39

    0402-000012 DIODE-RECTIFIER UF4007,1KV,1A,DO-41,TP D414 0402-000272 DIODE-RECTIFIER UF4001,50V,1A,DO-41,TP D415 0401-000006 DIODE-SWITCHING BAV21,250V,250mA,DO-35,T D416 0402-000454 DIODE-RECTIFIER RG10V1,400V,1.2A,DO-201 D451 0402-000274 DIODE-RECTIFIER UF4004,400V,1A,DO-41,TP D501 0401-000006 DIODE-SWITCHING BAV21,250V,250mA,DO-35,T D502 0402-001114 DIODE-RECTIFIER 1N4936GP,400V,1A,DO-204A D503 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D504 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D506 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, 720C/920C...

  • Page 40

    0903-001166 IC-MICROCONTROLLER 88P6232,8BIT,DIP,42P, IC202 1203-000495 IC-RESET 7045,T0-92,3P,-,PLASTIC,4.3/4. IC203 1103-001150 IC-EEPROM 24C081,8KBIT,DIP,8P,300MIL,10M IC204 1103-001087 IC-EEPROM 24LC21,128x8BIT,DIP,8P,300MIL, IC261 1204-001448 IC-DEF.PROCESSOR SAM9222G,DIP,32P,300MI IC301 1204-001508 IC-VERTICALDEF. KA2142,SIP,10P,-,PLASTIC IC402 1203-001099 IC-PWMCONTROLLER 3843,DIP,8P,250MIL,PLAS IC403 BH13-00009A IC-H/VCONVERGENCE PG17/19,AN5452,SIP,12P IC501 1203-000610 IC-PWMCONTROLLER 494,DIP,16P,300MIL,PLAS IC502 1201-000420 IC-OPAMP 358,DIP,8P,300MIL,DUAL,100V/mV 720C/920C...

  • Page 41

    0501-000586 TR-SMALLSIGNAL KSC945,NPN,250mW,TO-92,TP Q454 0501-000586 TR-SMALLSIGNAL KSC945,NPN,250mW,TO-92,TP Q455 0501-000586 TR-SMALLSIGNAL KSC945,NPN,250mW,TO-92,TP Q456 0505-001305 FET-SILICON SKS10N20,N,200V,6.9A,0.36OHM Q457 0505-001305 FET-SILICON SKS10N20,N,200V,6.9A,0.36OHM Q458 0505-001305 FET-SILICON SKS10N20,N,200V,6.9A,0.36OHM Q459 0505-001305 FET-SILICON SKS10N20,N,200V,6.9A,0.36OHM Q460 0505-001305 FET-SILICON SKS10N20,N,200V,6.9A,0.36OHM Q501 0501-000143 TR-SMALLSIGNAL 2N6520,PNP,625mW,TO-92,-, Q521 0501-000122 TR-SMALLSIGNAL 2N3904,NPN,625mW,TO-92,TP 720C/920C...

  • Page 42

    2001-000613 R-CARBON 3.9KOHM,5%,1/8W,AA,TP,1.8X3.2MM R230 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R231 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R232 2001-000290 R-CARBON 10KOHM,5%,1/8W,AA,TP,1.8X3.2MM R233 2001-000613 R-CARBON 3.9KOHM,5%,1/8W,AA,TP,1.8X3.2MM R234 2004-000344 R-METAL 15Kohm,1%,1/4W,AA,TP,2.4x6.4mm R235 2001-000290 R-CARBON 10KOHM,5%,1/8W,AA,TP,1.8X3.2MM R236 2001-000290 R-CARBON 10KOHM,5%,1/8W,AA,TP,1.8X3.2MM R237 2001-000290 R-CARBON 10KOHM,5%,1/8W,AA,TP,1.8X3.2MM R238 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM 720C/920C...

  • Page 43

    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 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM R290 2001-000221 R-CARBON 1.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM R291 2001-000007 R-CARBON 3KOHM,5%,1/8W,AA,TP,1.8X3.2MM R292 2001-000812 R-CARBON 5.6KOHM,5%,1/8W,AA,TP,1.8X3.2MM R293 2001-000221 R-CARBON 1.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM R294 2001-000007 R-CARBON 3KOHM,5%,1/8W,AA,TP,1.8X3.2MM R295 2001-000812 R-CARBON 5.6KOHM,5%,1/8W,AA,TP,1.8X3.2MM 720C/920C...

  • Page 44

    2001-001163 R-CARBON(S) 560OHM,5%,1/2W,AA,TP,2.4X6.4 R417 2004-000216 R-METAL 10Kohm,1%,1/4W,AA,TP,2.4x6.4mm R418 2003-000473 R-METALOXIDE(S) 10ohm,5%,3W,AA,TP,6x16mm R419 2001-000019 R-CARBON(S) 10OHM,5%,1/2W,AA,TP,2.4X6.4M R420 2003-000578 R-METALOXIDE(S) 220ohm,5%,2W,AA,TP,4x12m R421 2003-000653 R-METALOXIDE(S) 330ohm,5%,3W,AA,TP,6x16m R422 2001-000028 R-CARBON(S) 100OHM,5%,1/2W,AA,TP,2.4X6.4 R423 2001-000028 R-CARBON(S) 100OHM,5%,1/2W,AA,TP,2.4X6.4 R424 2001-000947 R-CARBON 7.5KOHM,5%,1/8W,AA,TP,1.8X3.2MM R429 2003-000423 R-METALOXIDE(S) 1.2ohm,5%,3W,AA,TP,6x16m 7-10 720C/920C...

  • Page 45

    2001-000660 R-CARBON 33KOHM,5%,1/8W,AA,TP,1.8X3.2MM R507 2001-000786 R-CARBON 47KOHM,5%,1/8W,AA,TP,1.8X3.2MM R508 2001-000563 R-CARBON 27KOHM,5%,1/8W,AA,TP,1.8X3.2MM R509 2001-000411 R-CARBON 18KOHM,5%,1/8W,AA,TP,1.8X3.2MM R510 2001-000563 R-CARBON 27KOHM,5%,1/8W,AA,TP,1.8X3.2MM R511 2001-000786 R-CARBON 47KOHM,5%,1/8W,AA,TP,1.8X3.2MM R512 2004-000861 R-METAL 39Kohm,1%,1/4W,AA,TP,2.4x6.4mm R513 2004-000515 R-METAL 200Kohm,1%,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 7-11 720C/920C...

  • Page 46

    2001-000044 R-CARBON 1.2KOHM,5%,1/4W,AA,TP,2.4X6.4MM R604 2001-000087 R-CARBON(S) 120KOHM,5%,1/2W,AA,TP,2.4X6. R605 2001-000085 R-CARBON(S) 100KOHM,5%,1/2W,AA,TP,2.4X6. R607 2001-000376 R-CARBON 15OHM,5%,1/8W,AA,TP,1.8X3.2MM R608 2003-000756 R-METALOXIDE(S) 6.8Kohm,5%,3W,AA,TP,6x16 R609 2001-000552 R-CARBON 270OHM,5%,1/4W,AA,TP,2.4X6.4MM R611 2001-000354 R-CARBON 150KOHM,5%,1/4W,AA,TP,2.4X6.4MM 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 7-12 720C/920C...

  • Page 47

    3404-001079 SWITCH-TACT 12VDC,50MA,160GF,8.4X15.55X2 T401 BH26-00041A TRANS-HOR.DRIVE 2.7MH,8P,EI-2519,PL3,-,- T402 BH26-00040A TRANS-HOR.PULSE 1.5MH,10P,EI-3026,PL3,-, T403 BH26-00002A TRANS-H.GATE 520UH,5P,EI-1614,SB-5S,520U T501 BH26-00051A TRANS-FBT 80.4UH,14P,HV22UR,HV22U,-,-,FE T502 BH26-00056A TRANS-FOCUS 3.8MHMIN,10P,SB-5S,EI-2218,S T601 BH26-00039A TRANS-POWER 150UH,18P,EER4042,PL3,-,6.0U T602 BH26-30302S TRANS-SYNC. 3-1(250UH),-,-,SB-5S,UU1116, T661 BH26-00042A TRANS 2.5MH,8P,EI-1916,PL3,-,150UH,- TH601 1404-001076 THERMISTOR-NTC 8ohm,15%,-,17mW/C,TP 7-13 720C/920C...

  • Page 48

    0403-000361 DIODE-ZENER UZ6.2BSB,6.2V,5.99-6.24V,500 ZD248 0403-000361 DIODE-ZENER UZ6.2BSB,6.2V,5.99-6.24V,500 ZD249 0403-000361 DIODE-ZENER UZ6.2BSB,6.2V,5.99-6.24V,500 ZD250 0403-000361 DIODE-ZENER UZ6.2BSB,6.2V,5.99-6.24V,500 ZD252 0403-000361 DIODE-ZENER UZ6.2BSB,6.2V,5.99-6.24V,500 ZD260 0403-000509 DIODE-ZENER MTZJ5.6B,5.6V,5.45-5.73V,500 ZD501 0403-000355 DIODE-ZENER UZ5.1BSB,5.1V,4.97-5.18V,500 ZD601 0403-000753 DIODE-ZENER MTZJ27D,27V,26.29-27.64V,500 ZD602 0403-001068 DIODE-ZENER UZ4.7BSA,4.7V,4.47-4.65V,500 ZD661 0403-000367 DIODE-ZENER UZ7.5BSC,7.5V,7.33-7.64V,500 7-14 720C/920C...

  • Page 49

    2201-000341 C-CERAMIC,DISC 2.7nF,10%,2kV,Y5P,TP,14x6 C151 2201-000119 C-CERAMIC,DISC 100nF,+80-20%,50V,Y5V,TP, C152 2201-000530 C-CERAMIC,DISC 4.7nF,10%,500V,Y5P,TP,12. C190 2401-000393 C-AL 10uF,20%,100V,WT,TP,8x11.5,5 C801 2401-001509 C-AL 47uF,20%,16V,GP,TP,5x7mm,5 C802 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C803 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 CB01 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 CB04 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 CB05 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 7-15 720C/920C...

  • Page 50

    1204-001547 IC-OSDPROCESSOR KS2501B-10,DIP,24P,300MI IC104 1201-001409 IC-VIDEOAMP 2506,DIP,28P,600MIL,SINGLE, IC105 BH13-00011A IC-CRTDRIVER PG17/19/21,LM2402,TO-220-11 JP231 BH39-40305U CBF-HARNESS ,52MM,,,AWG22(0.6PI),,,,,, L181 2701-000125 INDUCTOR-AXIAL 150uH,10%,3x7mm LB03 2701-001065 INDUCTOR-AXIAL 0.22UH,10%,3X7MM LG03 2701-001065 INDUCTOR-AXIAL 0.22UH,10%,3X7MM LR03 2701-001065 INDUCTOR-AXIAL 0.22UH,10%,3X7MM BH41-00026A PCB-VIDEO PG17HS,FR1,1,247*330,- Q101 0501-000122 TR-SMALLSIGNAL 2N3904,NPN,625mW,TO-92,TP 7-16 720C/920C...

  • Page 51

    2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM R164 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM R165 2001-000878 R-CARBON 6.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM R166 2001-000613 R-CARBON 3.9KOHM,5%,1/8W,AA,TP,1.8X3.2MM R168 2001-000472 R-CARBON 2.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R169 2001-000472 R-CARBON 2.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R801 2001-000019 R-CARBON(S) 10OHM,5%,1/2W,AA,TP,2.4X6.4M R802 2001-000019 R-CARBON(S) 10OHM,5%,1/2W,AA,TP,2.4X6.4M R805 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM R806 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM 7-17 720C/920C...

  • Page 52

    2001-000084 R-CARBON 100KOHM,5%,1/4W,AA,TP,2.4X6.4MM RR16 2001-000962 R-CARBON 75KOHM,5%,1/4W,AA,TP,2.4X6.4MM RR17 2001-000020 R-CARBON(S) 22OHM,5%,1/2W,AA,TP,2.4X6.4M RR31 2001-000488 R-CARBON 200OHM,5%,1/4W,AA,TP,2.4X6.4MM SK101 4715-000102 SURGEABSORBER 200V,20%,1000A,-,RADIAL SK102 4715-000102 SURGEABSORBER 200V,20%,1000A,-,RADIAL SK103 4715-000102 SURGEABSORBER 200V,20%,1000A,-,RADIAL SK104 4715-000106 SURGEABSORBER 300V,210-390V,-,-,AXIAL SK105 3704-001116 SOCKET-CRT 11P,22.5PI,26.5PI,NI,- SK107 4715-000001 SURGEABSORBER 1KV,+50-10%,-,-, 7-18 720C/920C...

  • Page 53

    0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, HIC01 1202-000119 IC-VOLTAGECOMP. 319,DIP,14P,300MIL,DUAL, HR01 2001-000734 R-CARBON 4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM HR02 2001-000591 R-CARBON 3.3KOHM,5%,1/8W,AA,TP,1.8X3.2MM HR03 2001-000325 R-CARBON 120OHM,5%,1/8W,AA,TP,1.8X3.2MM HR04 2001-000449 R-CARBON 2.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM HR05 2001-000515 R-CARBON 220OHM,5%,1/8W,AA,TP,1.8X3.2MM HR06 2001-000786 R-CARBON 47KOHM,5%,1/8W,AA,TP,1.8X3.2MM HR07 2001-000786 R-CARBON 47KOHM,5%,1/8W,AA,TP,1.8X3.2MM BH41-00036A P.C.B-SUB PG17HO,FR1,-,247*330,1.6T 7-19 720C/920C...

  • Page 54

    Do not use 2202-002009 C-Ceramic,Mono;50V 100nF C422 2301-000016 C-Film,PEF;100V 22nF,5% 2301-000005 C-Film,PEF;100V 33nF,5% R501 2004-001349 R-Metal Film;1/4W 91kohm,1% 2001-000962 R-Carbon;1/4W 75kohm,5% R636 2001-000263 R-Carbon;1/2W 1.8ohm,5% 2001-000226 R-Carbon;1/2W 1.2ohm,5% TCO Sensor BH39-00069A 1Pin TCO Sensor Wire Do not use 7-20 720C/920C...

  • Page 55

    BH98-00065C ASSY,PCB/VIDEO US17HO(720C),NOKIA,W/WIDE BH98-00079A ASSY,PCB/MISC-SOG US17HO(720C),NOKIA,W/WIDE D/COIL BH27-00019A COIL-DEGAUSSING 290*315*1100mm,10.0mH CRT GND ASSY BH39-00125A CBF-HARNESS 1P,320mm,UL1015/3*0.16TA S/CABLE BH39-00124A CBF-SIGNAL CABLE 1830MM,15P/6P,8P,IVORY P/CORD BH39-10339E CBF-POWER CORD DET,SVT,125V/10A,IVORY BH39-10007A CBF-POWER CORD DET,250V/10A,H05VV-F,LP-34,IVORY EUROPE TCO WIRE BH39-00069A CBF-HARNESS 1P,460MM,BLK,UL1015,AWG18 SDD Only 7-21 720C/920C...

  • Page 56

    7-2 920C PCB Parts Main PCB Parts - 920C - Page 1 Loc. No Code No. Description Specification BD201 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD261 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD262 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD265 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD266 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD401 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500,...

  • Page 57

    Main PCB Parts - 920C - Page 2 Loc. No Code No. Description Specification C266 2401-000603 C-AL 1uF,20%,50V,GP,TP,5x11,5 C267 2202-002148 C-CERAMIC,MLC-RADIAL 0.68NF,2%,50V,NP0,T C268 2401-000480 C-AL 10uF,20%,50V,GP,TP,5x11,5 C269 2202-000654 C-CERAMIC,MLC-RADIAL 100nF,10%,50V,X7R,T C270 2401-000050 C-AL 10uF,20%,16V,GP,TP,5x11,2.5 C271 2305-001041 C-FILM,MPEF 220nF,5%,63V,TP,7.5x4.5x13.5 C272 2201-000017 C-CERAMIC,DISC 1nF,10%,50V,Y5P,TP,5x3.5,...

  • Page 58

    Main PCB Parts - 920C - Page 3 Loc. No Code No. Description Specification C424 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C425 2202-002008 C-CERAMIC,MLC-AXIAL 10nF,+80-20%,50V,Y5V C426 2202-000470 C-CERAMIC,MLC-RADIAL 330pF,5%,100V,NPO,5 C427 2303-000011 C-FILM,PPF 1nF,5%,100V,TP,14x11.5mm,7.5m C428 2301-000020 C-FILM,PEF 27nF,5%,100V,TP,7.3x4x12.5mm, C429 2301-000284 C-FILM,PEF 47nF,5%,100V,TP,8.5x12.5mm,5m C430 2401-000480...

  • Page 59

    Main PCB Parts - 920C - Page 4 Loc. No Code No. Description Specification C603 2201-000019 C-CERAMIC,DISC 10nF,+80-20%,500V,Y5V,TP, C604 2305-001049 C-FILM,MPEF 1000nF,10%,275V,BK,31x23x13m C605 2201-000023 C-CERAMIC,DISC 2.2nF,20%,125V,Y5U,TP,11x C606 2201-000023 C-CERAMIC,DISC 2.2nF,20%,125V,Y5U,TP,11x C607 2401-000015 C-AL 33uF,20%,50V,WT,-,6.3x11mm,2.5 C608 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 C609 2401-001137...

  • Page 60

    Main PCB Parts - 920C - Page 5 Loc. No Code No. Description Specification CN211 3711-004349 CONNECTOR-HEADER BOX,3P,1R,2MM,STRAIGHT, CN212 3711-004349 CONNECTOR-HEADER BOX,3P,1R,2MM,STRAIGHT, CN401 3711-003989 CONNECTOR-HEADER NOWALL,4P,1R,8mm,STRAIG CN409 3711-000434 CONNECTOR-HEADER 3WALL,2P,1R,2.5mm,STRAI D201 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D202 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D203 0401-000005...

  • Page 61

    Main PCB Parts - 920C - Page 6 Loc. No Code No. Description Specification D604 0402-000546 DIODE-RECTIFIER TVR10G,400V,1.0A,DO-41,T D605 0402-000012 DIODE-RECTIFIER UF4007,1KV,1A,DO-41,TP D606 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D607 0402-000012 DIODE-RECTIFIER UF4007,1KV,1A,DO-41,TP D608 0403-001028 DIODE-ZENER BZT03C160,160V,153-171V,3.25 D630 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, D632 0402-001289...

  • Page 62

    Main PCB Parts - 920C - Page 7 Loc. No Code No. Description Specification LC601 2901-001161 FILTER-EMIACLINE 250V,3A,UL/CSA/SEMKO,22 0601-000463 ROUND,G/O,4.8mm,565/585nm BH41-00037A P.C.B-MAIN -,FR1,-,247*320*1.6,1.6T POS601 1404-000002 THERMISTOR-PTC 9ohm,20%,-,-,TR,RECT,- Q261 0501-000586 TR-SMALLSIGNAL KSC945,NPN,250mW,TO-92,TP Q262 0501-000303 TR-SMALLSIGNAL KSA733,PNP,250mW,TO-92,TP Q263 0501-000122 TR-SMALLSIGNAL 2N3904,NPN,625mW,TO-92,TP Q264...

  • Page 63

    Main PCB Parts - 920C - Page 8 Loc. No Code No. Description Specification R212 2001-000734 R-CARBON 4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R214 2001-000515 R-CARBON 220OHM,5%,1/8W,AA,TP,1.8X3.2MM R215 2001-000869 R-CARBON 56OHM,5%,1/8W,AA,TP,1.8X3.2MM R216 2001-000869 R-CARBON 56OHM,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%,1/8W,AA,TP,1.8X3.2MM R219 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM...

  • Page 64

    Main PCB Parts - 920C - Page 9 Loc. No Code No. Description Specification R274 2001-000734 R-CARBON 4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R275 2001-000273 R-CARBON 100KOHM,5%,1/8W,AA,TP,1.8X3.2MM R276 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R277 2001-000009 R-CARBON 20KOHM,5%,1/8W,AA,TP,1.8X3.2MM R278 2001-000734 R-CARBON 4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R279 2001-000290 R-CARBON 10KOHM,5%,1/8W,AA,TP,1.8X3.2MM R280 2001-000869 R-CARBON 56OHM,5%,1/8W,AA,TP,1.8X3.2MM...

  • Page 65

    Main PCB Parts - 920C - Page 10 Loc. No Code No. Description Specification R408 2001-000011 R-CARBON 75KOHM,5%,1/8W,AA,TP,1.8X3.2MM R409 2001-000037 R-CARBON(S) 330OHM,5%,1/2W,AA,TP,2.4X6.4 R410 2006-001070 R-CEMENT 1.8OHM,5%,5W,CA,BK,9.5X22X9.5MM R411 2006-000195 R-CEMENT 51OHM,5%,5W,CA,BK,9.5X22X9.5MM R412 2006-000195 R-CEMENT 51OHM,5%,5W,CA,BK,9.5X22X9.5MM R413 2001-000539 R-CARBON 24KOHM,5%,1/8W,AA,TP,1.8X3.2MM R414 2004-000284 R-METAL 12Kohm,1%,1/4W,AA,TP,2.4x6.4mm...

  • Page 66

    Main PCB Parts - 920C - Page 11 Loc. No Code No. Description Specification R477 2001-000022 R-CARBON(S) 33OHM,5%,1/2W,AA,TP,2.4X6.4M R501 2001-000115 R-CARBON 82KOHM,5%,1/4W,AA,TP,2.4X6.4MM R502 2004-000327 R-METAL 150Kohm,1%,1/4W,AA,TP,2.4x6.4m R503 2001-000096 R-CARBON(S) 1MOHM,5%,1/2W,AA,TP,2.4X6.4M R504 2001-000546 R-CARBON 270KOHM,5%,1/4W,AA,TP,2.4X6.4MM R506 2001-000660 R-CARBON 33KOHM,5%,1/8W,AA,TP,1.8X3.2MM R507 2001-000786 R-CARBON 47KOHM,5%,1/8W,AA,TP,1.8X3.2MM...

  • Page 67

    Main PCB Parts - 920C - Page 12 Loc. No Code No. Description Specification R570 BH39-40305U CBF-HARNESS J/WIRE,50mm R601 2001-000354 R-CARBON 150KOHM,5%,1/4W,AA,TP,2.4X6.4MM R603 2001-000044 R-CARBON 1.2KOHM,5%,1/4W,AA,TP,2.4X6.4MM R604 2001-000087 R-CARBON(S) 120KOHM,5%,1/2W,AA,TP,2.4X6. R605 2001-000085 R-CARBON(S) 100KOHM,5%,1/2W,AA,TP,2.4X6. R607 2001-000376 R-CARBON 15OHM,5%,1/8W,AA,TP,1.8X3.2MM R608 2003-000756 R-METALOXIDE(S) 6.8Kohm,5%,3W,AA,TP,6x16...

  • Page 68

    Main PCB Parts - 920C - Page 13 Loc. No Code No. Description Specification T401 BH26-00030A TRANS-HOR.DRIVE 2.8MH,8P,EI2519,PL3,PM2, T402 BH26-00040A TRANS-HOR.PULSE 1.5MH,10P,EI-3026,PL3,-, T403 BH26-00002A TRANS-H.GATE 520UH,5P,EI-1614,SB-5S,520U T501 BH26-00051A TRANS-FBT 80.4UH,14P,HV22UR,HV22U,-,-,FE T502 BH26-00056A TRANS-FOCUS 3.8MHMIN,10P,SB-5S,EI-2218,S T601 BH26-00050A TRANS-POWER 130UH,18P,EER4445,PL3,130UH/ T602 BH26-30302S TRANS-SYNC.

  • Page 69

    7-2-2 Video PCB Parts - 920C Loc. No Code No. Description Specification Remark BD101 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, Page 01 BD105 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD106 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD151 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD155 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, BD181 3301-000011 CORE-FERRITEBEAD AA,3.5x1.0x5.7mm,1500, C102...

  • Page 70

    Video PCB Parts - 920C Loc. No Code No. Description Specification Remark C172 2201-000234 C-CERAMIC,DISC 0.15nF,5%,50V,NP0,TP,9x3, Page 02 C181 2201-000288 C-CERAMIC,DISC 1nF,10%,2kV,Y5P,TP,9x5,10 C183 2201-000530 C-CERAMIC,DISC 4.7nF,10%,500V,Y5P,TP,12. CB01 2202-002009 C-CERAMIC,MLC-AXIAL 100nF,+80-20%,50V,Y5 CB02 2202-000319 C-CERAMIC,MLC-RADIAL 100nF,10%,100V,X7R, CB11 2201-000222 C-CERAMIC,DISC 0.012nF,5%,50V,NP0,TP,5x3 CB12 2201-000504 C-CERAMIC,DISC 0.039nF,5%,50V,SL,TP,5x3,...

  • Page 71

    Video PCB Parts - 920C Loc. No Code No. Description Specification Remark DG03 0401-000006 DIODE-SWITCHING BAV21,250V,250mA,DO-35,T Page 03 DG04 0401-000006 DIODE-SWITCHING BAV21,250V,250mA,DO-35,T DG05 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, DG07 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, DR01 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, DR02 0401-000005 DIODE-SWITCHING 1N4148,100V,200MA,DO-35, DR03 0401-000006 DIODE-SWITCHING...

  • Page 72

    Video PCB Parts - 920C Loc. No Code No. Description Specification Remark R116 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM Page 04 R117 2001-000273 R-CARBON 100KOHM,5%,1/8W,AA,TP,1.8X3.2MM R118 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R119 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R120 2001-000281 R-CARBON 100OHM,5%,1/8W,AA,TP,1.8X3.2MM R121 2001-000734 R-CARBON 4.7KOHM,5%,1/8W,AA,TP,1.8X3.2MM R122 2001-000429 R-CARBON 1KOHM,5%,1/8W,AA,TP,1.8X3.2MM...

  • Page 73

    Video PCB Parts - 920C Loc. No Code No. Description Specification Remark RB18 2001-001185 R-CARBON(S) 750OHM,5%,1/2W,AA,TP,2.4X6.4 Page 05 RB21 2001-000273 R-CARBON 100KOHM,5%,1/8W,AA,TP,1.8X3.2MM RB26 2001-000003 R-CARBON 330ohm,5%,1/8W,AA,TP,1.8x3.2mm RB31 2001-000110 R-CARBON 10OHM,5%,1/4W,AA,TP,2.4X6.4MM 2001-000221 R-CARBON 1.2KOHM,5%,1/8W,AA,TP,1.8X3.2MM RG01 2001-000969 R-CARBON 75OHM,5%,1/8W,AA,TP,1.8X3.2MM RG02 2001-000666 R-CARBON 33OHM,5%,1/8W,AA,TP,1.8X3.2MM...

  • Page 74

    Video PCB Parts - 920C Loc. No Code No. Description Specification Remark ZD101 0403-000509 DIODE-ZENER MTZJ5.6B,5.6V,5.45-5.73V,500 Page 06 ZD102 0403-000509 DIODE-ZENER MTZJ5.6B,5.6V,5.45-5.73V,500 7-40 720C/920C...

  • Page 75

    7-2-3 Different list for CDT - 920C SDI CDT Matsushita CDT Remark Location Code No Item/Spec Code No Item/Spec C309 Do not use 2202-002009 C-CER 100nF 50V C310 2301-000519 C-POLY 3.3nF 100V 2301-000013 C-POLY 4.7nF 100V C451 2301-001249 C-FILM MPPF 68nF 400V...

  • Page 76

    7-2-4 Others - 920C Loc. No Code No. Description Specification Remark BH03-00047A CRT-COLOR M46QCY261X111(T4) BH03-00001A CRT-COLOR M46LQU280X01 Matsushita PBA UNIT BH94-00114A ASSY,PCB-SS MC19RO(920C),NOKIA,W/WIDE BH94-00114B ASSY,PCB-MS MC19RO(920C),NOKIA,W/WIDE Matsushita B/D ASSY BH98-00118A ASSY,PCB/MAIN-SS MC19RO(920C),NOKIA,W/WIDE BH98-00118B ASSY,PCB/MAIN-MS MC19RO(920C),NOKIA,W/WIDE Matsushita BH98-00119A ASSY,PCB/VIDEO MC19RO(920C),NOKIA,W/WIDE BH98-00119B ASSY,PCB/VIDEO...

  • Page 77: Block Diagram

    FOCUS1, 2 FEEDBACK PIN/TRAP H-SYNC/ HOR.VER. OSC TILT PARALLEL/ROTATION PROCESSING V-SYNC SAM9222G CHOOSE OR ADJUST X-RAY SCREEN CLAMP PROTECTOR MENU BUTTON SDA/SCL VERTICAL BLANKING POWER BUTTON GENERATOR MUTE CONTRAST DYNAMIC BRIGHTNESS VERTICAL FOCUS VERTICAL OUTPUT FOCUS V-DY CIRCUIT KA2142 720C/920C...

  • Page 78: Wiring Diagram

    Signal Cable CRT SOCKET Red-In Red-In V FOCUS H FOCUS Green-In Green-In Blue-In Blue-In CN102 DDC 5V H-SYNC-IN V-SYNC-IN DDC-CLK DDC-DATA S-RASTER TILT V FOCUS CN402 CN208 CN204 CN211 CN212 SOG-IN H-SYNC-IN MAIN PCB D-Coil POWER CORD 720C / 920C...

  • Page 79: Schematic Diagrams

    10-1 Power Parts Schematic Diagram T601 D637 D608 C609 C639 C636 C604 C638 L601 720C / 920C 10-1...

  • Page 80

    10-2 MICOM Parts Schematic Diagram R299 720C / 920C 10-2...

  • Page 81

    10-3 Horizontal/Vertical Processor Parts Schematic Diagram R262 R265 C272 720C / 920C 10-3...

  • Page 82

    10-4 Horizontal and Vertical Parts Schematic Diagram C311 C301 C310 R304 R305 C306 R307 R308 C422 C309 R404 R301 R302 R303 CN409 L405 C402 R476 C418 L403 C457 C413 R420 Q405 T401 R411 R412 R421 Q458 C452 R410 Q459 C451 D409 720C/920C 10-4...

  • Page 83

    10-5 High Voltage Parts Schematic Diagram C530 R501 L521 R523 R526 R561 R562 720C / 920C 10-5...

  • Page 84

    10-6-1 720C Video Parts Schematic Diagram 720C 10-6-1...

  • Page 85

    10-6-2 920C Video Parts Schematic Diagram R170 1/8W C170 100nF R116 1/6W Q103 2N3904 R121 R122 4.7K 1/8W 1/8W 920C 10-6-2...

  • Page 86

    10-7 Connector and Option Boards Parts Schematic Diagram CN142 slcon4p CN141 slcon4p CN208 720C/920C 10-7...

  • Page 87

    It has been agreed between Nokia and Samsung to comply with the After Sales concept described below. 1. Invoicing: Samsung Euro C.S. Head Office will receive Nokia TPMs Invoice – at Nokia rate specifically agreed for this product – direct from Nokia TPM.

This manual also for:

720c

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