Dell D1025TM - UltraScan 1000HS - 17" CRT Display Service Manual Download | Manualshive

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Summary of Contents for D1025TM - UltraScan 1000HS - 17" CRT Display

Page 1: ...4 inches Analog RGB 75 ohms typical 0 7 Vp p Positive External HD VD Composite Polarity Free TTL Video Composite Sync on Green 0 3 Vp p Negative Power Consumption Maximum Nominal Deflection frequency AC input voltage current Dimensions Mass CHASSIS 120W 100W 341 BTU h Horizontal 30 to 85 KHz Vertical 50 to120 Hz 100 to 120 V 50 60 Hz 1 8 A 220 to 240V 50 60Hz 1A 406 x 432 x 420 w h d 16 x 17 1 8 x...

Page 2: ...3 10 836 11 852 9 481 µsec VERTICAL Ver Freq Hz 59 940 70 084 85 008 75 000 85 061 60 004 75 029 84 997 60 020 75 025 V Total 525 449 509 625 631 806 800 808 1066 1066 V Blanking 45 49 29 25 31 38 32 40 42 42 V Front Porch 10 13 1 1 1 3 1 1 1 1 V Sync 2 2 3 3 3 6 3 3 3 3 V Back Porch 33 34 25 21 27 29 28 36 38 38 V Active 480 400 480 600 600 768 768 768 1024 1024 lines SYNC Int G NO NO NO NO NO NO...

Page 3: ...T IDENTIFIES DANS LE PRESENT MANUEL SUIVRE CES PROCEDURES LORS DE CHAQUE REMPLACEMENT DE COMPOSANTS CRITIQUES OU LORSQU UN MAUVAIS FONTIONNEMENT SUSPECTE 1 Check the area of your repair for unsoldered or poorly soldered connections Check the entire board surface for solder splashes and bridges 2 Check the interboard wiring to ensure that no wires are pinched or contact high wattage resistors 3 Che...

Page 4: ... 11 3 SAFETY RELATED ADJUSTMENT 12 4 ADJUSTMENTS 13 5 DIAGRAMS 5 1 Block Diagram 15 5 2 Circuit Boards Location 18 5 3 Schematic Diagrams and Printed Wiring Boards 18 1 D Board Schematic Diagram 19 2 A Board Schematic Diagram 23 5 4 Semiconductors 27 6 EXPLODED VIEWS 6 1 Chassis US CND 29 6 2 Chassis Japan S Hemisphere 30 6 3 Packing Materials 31 7 ELECTRICAL PARTS LIST 32 ...

Page 5: ...Display Identification Data to the data line When a DDC2B host system is connected the monitor automatically switches to the appropriate standard DDCTM is a trademark of Video Electronics Standard Association Your monitor operates according to DDC2B Only computers that support the same guidelines and operate at the same or higher level can make use of this feature If your computer does not support...

Page 6: ...ls 1 Press the MENU button to display the MENU OSD 2 Highlight the COLOR OSD using the BRIGHTNESS and CONTRAST buttons and press the MENU button again 3 Press the BRIGHTNESS buttons to select either the 9300K 5000K or variable option The 9300K and 5000K options display accurate preset color temperatures The variable option allows you to adjust the monitor using the full range of color temperatures...

Page 7: ... the screen To cancel the Control Lock Repeat the above procedure and set Control Lock to OFF 6 Using the SIZE OSD You can adjust the picture size using the SIZE OSD This setting is stored in memory for the current input signal 1 Press the MENU button to display the MENU OSD 2 Highlight the SIZE OSD using the BRIGHTNESS and CONTRAST buttons and press the MENU button again 3 To adjust the vertical ...

Page 8: ...h is in the ON position Try pressing any key on the computer keyboard Make sure your computer is turned on Make sure the video signal cable is properly connected and all plugs are firmly seated in their sockets Make sure none of the HD15 video input connector pins are bent or pushed in Make sure the video board is completely seated in the proper bus slot Make sure the video frequency range is with...

Page 9: ...EEN OSD page 7 If the moire is cancelled the picture may become fuzzy Decrease the moire cancellation effect using the SCREEN OSD page 7 Isolate and eliminate any potential sources of electric or magnetic fields Common causes for this symptom are electric fans fluorescent lighting and laser printers If you have another monitor close to this monitor increase the distance between them to reduce the ...

Page 10: ... 2 2 SERVICE POSITION SECTION 2 DISASSEMBLY 1 2 3 A board D board Cabinet 1 3 2 Two screws BVTP 4 x 16 Two claws PUSH PUSH Cable bracket Cable stopper Five screws BVTP 3 x 12 D board One screw BVTT 4 x 8 1 4 5 7 3 8 A board Two screws BVTP 3 x 12 6 D1 board 2 ...

Page 11: ...ode cap to the metal chassis CRT shield or carbon painted on the CRT after removing the anode REMOVAL PROCEDURES Do not use sharp objects which may cause damage to the surface of the anode cap Do not squeeze the rubber covering too hard to avoid damaging the anode cap A material fitting called a shatter hook terminal is built into the rubber Do not force turn the foot of the rubber cover This may ...

Page 12: ...own below Standard voltage 185 3 0 VDC SECTION 3 SAFETY RELATED ADJUSTMENT Part Replaced RV501 Part Replaced D BOARD When replacing parts shown in the table below the following operational checks must be performed as a safety precaution against X ray emissions from the unit Allow the unit to warm up for one minute prior to checking the following conditions a HV Regulator Check 1 Input white cross ...

Page 13: ...tion of CRT neck 5 Attach a landing adjuster sensor on the CRT 6 Using a landing checker adjust the DY position purity tilt of DY 7 Clamp the DY screw Clamping torque 22 2 kgcm 2 2 0 2 N m Convergence Rough Adjustment 1 All digital convergence data should be zero by MCP 2 Enter the white crosshatch signal 3 Adjust roughly the horizontal and vertical convergence at four pole magnet 4 Adjust roughly...

Page 14: ... LT CBH LT Adjust each misconvergence point in sequence H STAT 11 Digital Convergence Adjustment A Horizontal Convergence 2 7 0 4 6 1 5 3 9 8 12 11 V STAT B V STAT T CCV RT MCV RT XBV R MCV RB CCV RB CCV LB MCV LB XBV L MCV LT CCV LT Adjust each misconvergence point in sequence V STAT 8 Adjust V TILT with TLV VR TLV movement 9 Adjust Y CROSS with YCH VR YCH movement 10 Paint lock the four pole and...

Page 15: ... adjustable resistors have characteristic curve B unless otherwise noted When replacing parts shown in the table below be sure to perform the safety related adjustment Part Replaced RV501 Part Replaced All voltages are in volts Readings are taken with a 10 ΜΩ digital multimeter Readings are taken with a color bar signal input Voltage variations may be noted due to normal production tolerances Cann...

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Page 18: ... 452 923 21 NECK ASSY 10 8 451 490 11 DY Y17FRJ3 M 11 1 500 386 11 FILTER CLAMP FERRITE CORE 12 A 1298 187 A A BOARD COMPLETE 13 4 061 571 01 CUSHION A 14 4 061 573 01 SPRING TENSION 15 4 365 808 01 SCREW 5 TAPPING 16 4 061 061 11 CABINET 17 1 416 282 21 COIL DEMAGNETIZATION 18 A 1346 693 A D BOARD COMPLETE 19 1 453 241 11 TRANSFORMER ASSY FLYBACK NX 4400 X4L4 20 4 389 025 01 SCREW M4x8 EXT TOOTHW...

Page 19: ...P FERRITE CORE 12 A 1298 187 A A BOARD COMPLETE J 12 A 1298 460 A A BOARD COMPLETE SH 13 4 061 571 01 CUSHION A J 13 4 050 329 01 CUSHION A SH 14 4 061 573 01 SPRING TENSION J 14 4 047 316 01 SPRING TENSION SH 15 4 365 808 01 SCREW 5 TAPPING 16 4 061 061 11 CABINET J 16 4 061 989 11 CABINET SH 17 1 416 282 21 COIL DEMAGNETIZATION J 17 1 416 282 11 COIL DEMAGMETIZATION SH 18 A 1346 693 A D BOARD CO...

Page 20: ...18 01 CUSHION UPPER SH 53 1 776 027 51 CORD SET POWER US CND 53 1 575 181 11 CORD SET POWER J 54 4 041 927 11 BAG POLYETHYLENE US CND J 54 4 041 927 31 BAG POLYETHYLENE SH 55 4 062 366 01 CUSHION LOWER US CND J 55 4 063 119 01 CUSHION LOWER SH 56 4 062 367 01 INDIVIDUAL CARTON US CND J 56 4 063 117 01 INDIVIDUAL CARTON SH 6 3 PACKING MATERIALS FOR ALL MODELS REF NO PART NO DESCRIPTION REMARK 53 54...

Page 21: ...C027 1 164 232 11 CERAMIC CHIP 0 01MF 10 50V C028 1 104 664 11 ELECT 47MF 20 25V C029 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C035 1 162 134 11 CERAMIC 470PF 10 2KV C042 1 164 004 11 CERAMIC CHIP 0 1MF 10 25V C044 1 164 344 11 CERAMIC CHIP 0 068MF 10 25V C046 1 164 232 11 CERAMIC CHIP 0 01MF 10 50V C047 1 104 664 11 ELECT 47MF 20 25V C048 1 164 232 11 CERAMIC CHIP 0 01MF 10 50V C049 1 164 232 11 CE...

Page 22: ...1 251 598 11 SOCKET CRT COIL L002 1 410 682 31 INDUCTOR 470UH L101 1 410 750 41 INDUCTOR 0 47UH L201 1 410 750 41 INDUCTOR 0 47UH L301 1 410 750 41 INDUCTOR 0 47UH TRANSISTOR Q001 8 729 032 61 TRANSISTOR 2SC5022 02 Q004 8 729 120 28 TRANSISTOR 2SC2412K T 146 QR RESISTOR R002 1 216 053 00 RES CHIP 1 5K 5 1 10W R003 1 216 067 00 RES CHIP 5 6K 5 1 10W R004 1 216 055 00 RES CHIP 1 8K 5 1 10W R005 1 21...

Page 23: ...5 01 SHEET INSULATOR 4 389 025 01 SCREW M4 EXT TOOTH WASHER 4 382 854 11 SCREW M3X10 P SW CAPACITOR C401 1 126 941 11 ELECT 470MF 20 25V C402 1 106 228 00 MYLAR 0 22MF 10 100V C403 1 126 969 11 ELECT 220MF 20 50V C404 1 126 941 11 ELECT 470MF 20 25V C405 1 137 374 11 FILM 0 047MF 5 50V C406 1 137 368 11 FILM 0 0047MF 5 50V C407 1 137 372 11 FILM 0 022MF 5 50V C501 1 126 964 11 ELECT 10MF 20 50V C5...

Page 24: ...V C610 1 109 984 11 ELECT BLOCK 390MF 20 400V C613 1 136 203 11 FILM 10000PF 5 630V C614 1 136 177 00 FILM 1MF 5 50V C615 1 137 364 11 FILM 0 001MF 5 50V C616 1 102 824 00 CERAMIC 470PF 5 50V C617 1 137 364 11 FILM 0 001MF 5 50V C618 1 102 106 00 CERAMIC 100PF 10 50V C619 1 125 700 11 ELECT BLOCK 220MF 20 200V C620 1 128 563 11 ELECT 100MF 20 100V C621 1 126 942 61 ELECT 1000MF 20 25V C622 1 126 9...

Page 25: ... D502 8 719 975 77 DIODE SB340 D504 8 719 110 49 DIODE RD18ESB2 D505 8 719 941 74 DIODE ERB91 02 D506 4 382 854 11 SCREW M3X10 P SW D506 8 719 061 21 DIODE FMQ G5FMS D507 8 719 109 85 DIODE RD5 1ESB2 D509 8 719 110 17 DIODE RD10ESB2 D510 8 719 028 72 DIODE RGP02 17EL 6433 D511 8 719 109 85 DIODE RD5 1ESB2 D512 8 719 911 19 DIODE 1SS119 25 D513 8 719 066 40 DIODE MUR160 D514 8 719 970 83 DIODE HSS8...

Page 26: ...ITE 0 45UH FB603 1 412 911 11 FERRITE FB604 1 412 911 11 FERRITE FB605 1 412 911 11 FERRITE FB606 1 410 396 41 FERRITE 0 45UH FB607 1 412 911 11 FERRITE FB608 1 412 911 11 FERRITE FB609 1 412 911 11 FERRITE FB610 1 412 911 11 FERRITE FB611 1 412 911 11 FERRITE FB612 1 412 911 11 FERRITE FB613 1 412 911 11 FERRITE FB614 1 412 911 11 FERRITE FB615 1 412 911 11 FERRITE FB616 1 412 911 11 FERRITE FB61...

Page 27: ...REW M3X10 P SW FOR Q507 Q508 8 729 119 78 TRANSISTOR 2SC2785 HFE Q510 8 729 042 45 TRANSISTOR STP5NA80FI 4 382 854 11 SCREW M3X10 P SW FOR Q510 Q511 8 729 042 34 TRANSISTOR IRFU110A Q512 8 729 043 16 TRANSISTOR IRLI520GLF33 Q513 8 729 021 79 TRANSISTOR 2SK1307 Q514 8 729 041 93 TRANSISTOR IRLI530GLF33 Q515 8 729 043 16 TRANSISTOR IRLI520GLF33 Q516 8 729 043 16 TRANSISTOR IRLI520GLF33 Q517 8 729 32...

Page 28: ... 1 8K 0 50 1 10W R549 1 215 467 00 METAL 82K 1 1 4W R550 1 215 427 00 METAL 1 8K 1 1 4W R551 1 215 453 00 METAL 22K 1 1 4W R552 1 215 463 00 METAL 56K 1 1 4W R553 1 216 699 11 METAL CHIP 100K 0 50 1 10W R554 1 218 756 11 METAL CHIP 150K 0 50 1 10W R556 1 216 691 11 METAL CHIP 47K 0 50 1 10W R557 1 216 079 00 RES CHIP 18K 5 1 10W R558 1 215 445 00 METAL 10K 1 1 4W R559 1 215 431 00 METAL 2 7K 1 1 4...

Page 29: ...F R713 1 216 347 11 METAL OXIDE 0 68 5 1W F R716 1 215 860 11 METAL OXIDE 33 5 1W F R717 1 216 353 00 METAL OXIDE 2 2 5 1W F R718 1 215 863 11 METAL OXIDE 100 5 1W F R719 1 249 431 11 CARBON 15K 5 1 4W R724 1 216 423 11 METAL OXIDE 27 5 1W F R727 1 249 431 11 CARBON 15K 5 1 4W R728 1 215 863 11 METAL OXIDE 100 5 1W F R729 1 216 353 00 METAL OXIDE 2 2 5 1W F R730 1 215 860 11 METAL OXIDE 33 5 1W F ...

Page 30: ...ER T501 1 453 241 11 FBT ASSY NX 4400 X4L4 T503 1 429 109 11 TRANSFORMER FERRITE DFT T504 1 429 103 11 TRANSFORMER FERRITE HDT T505 1 429 211 11 TRANSFORMER FERRITE HST T601 1 431 534 11 TRANSFORMER CONVERTER SRT THERMISTOR TH501 1 807 796 11 THERMISTOR TH600 1 809 827 11 THERMISTOR TH601 1 809 827 11 THERMISTOR POSITIVE VARISTOR VA600 1 810 622 11 VARISTOR VA601 1 810 271 21 VARISTOR ZNR 14DK471U...

Page 31: ... 42 REF NO PART NO DESCRIPTION REMARK REF NO PART NO DESCRIPTION REMARK D1025TM NOTES ...

Page 32: ... 43 REF NO PART NO DESCRIPTION REMARK REF NO PART NO DESCRIPTION REMARK D1025TM NOTES ...

Page 33: ... 44 REF NO PART NO DESCRIPTION REMARK REF NO PART NO DESCRIPTION REMARK D1025TM English 97KJ74020 1 Printed in U S A 1997 11 9 978 830 01 ...

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