Nokia 446PRO Service Manual Download Page 41 | Manualshive

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446F

3

Spare Parts

Item no

Description

Code

PG

300

Frame assmebly

UC7130

*

305

Grounding spring

UC7048

*

306

Insulator

UG1064

*

308

Slide bar

UG1076

1

400

Main board

SMA241

52

401

Brace

UC7135

4

403

Cooling plate, right

UC7133

21

404

Cooling plate, left

UC7132

21

405

Support frame

UG1050

9

406

Connector panel assembly

UC7134

21

410

Cover video

UC7136

21

411

Video PCB

SMY052

38

413

Base module

SMH160

21

500

Cover shield assembly

UC7131

21

842

Wire holder

UJ0251

4

850

Screw

WC0354

*

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Summary of Contents for 446PRO

Page 1: ...and part number Level SMA241E xx Contents Service Chassis 446F Part List PCB Part List PCB Layout pictures Monitor Dismantling CRT module Main Board module 1 Nokia Display Products Oy P O Box 14 FIN 24101 Salo Finland 19 High Resolution Colour Monitor 446PRO SMY052 SMA241H 1 ...

Page 2: ...446F ...

Page 3: ...ice Mode 4 2 2 Geometry 4 2 3 Grey Scale 4 2 4 Memory settings and Initializing the Replacement IC IC204 on SMA 4 2 5 Storing Adjustments 4 2 6 Exit from Service Menu 5 Workshop Maintenance 5 1 Important Safety Notice 5 2 ESD Sensitive Parts 5 3 Test Equipment 5 4 Test Patterns 5 5 Disassembly 6 Image performance 6 1 Image stabilising time 6 2 Colour temperature and tracking 6 3 White uniformity 6...

Page 4: ... of inspection conditions and terms 8 1 1 Standard observing condition 8 1 2 Zone division 8 1 3 Minimum distance beetween defects 8 1 4 Average diameter of defect 8 2 Face defect standard black spot stain 8 3 Glass blemish 8 3 1 Scratch 8 3 2 Bubbles foreign materials Revision History Rev Date Prepared by Comments 09 99 24 09 99 02 00 14 02 00 J Paukku SMA241H added ...

Page 5: ...y 8 W Suspend 3 W Power off Memory Locations 3 for factory preset display mode 18 for user adjusted display mode Geometric Distortion The distance between bezel and active screen edge shall not vary more than 2 mm in both vertical and horizontal dimensions Luminance Min 100 cd m2 Nits at center with full white field Video Input Input Signal RGB analog max 0 7 V 75 τ Horizontal addressability 1600 ...

Page 6: ... 1 Safety FIMKO DEMKO NEMKO SEMKO UL USA CSA Canada TÜV GS Germany IAA Korea PSB Singapore CCIB China 1 2 2 EMC FCC D O C VCCI Japan CE Europe RRL EMI Korea BSMI Taiwan 1 2 3 X ray emissions environmental ergonomics TÜV ERGO Germany DHHS USA TCO 99 Sweden Blue Angel Germany ...

Page 7: ...eriod us 10 944 10 971 9 41 14 561 20 677 16 660 26 400 21 333 18 631 Active Video us 8 032 8 127 6 97 10 836 15 754 13 003 20 000 16 162 14 222 H Resolution 1200 1280 1600 1024 1024 1024 800 800 800 H Sync us 0 803 1 016 0 83 1 02 2 092 1 219 3 200 1 616 1 14 H Back Porch us 1 456 1 422 1 32 2 20 2 6462 2 235 2 200 3 232 2 70 V Period lines 1075 1072 1250 808 806 800 628 625 631 V Resolution 1024...

Page 8: ... 14 815 14 560 15 630 12 504 13 334 10 666 Active Video us 25 420 20 317 17 778 25 423 10 667 11 520 11 852 9 481 9 877 7 901 H Resolution 640 640 640 1440 1152 1152 1280 1286 1600 1600 H Sync us 3 81 2 032 1 56 3 814 1 185 1 280 1 037 1 06 1 185 0 948 H Back Porch us 1 91 3 810 2 22 1 907 2 370 1 440 2 296 1 84 1 883 1 501 V Period lines 525 500 509 449 900 915 1066 1066 1250 1250 V Resolution 48...

Page 9: ...30 4 x x x x x x 30 8 x x x x x x 31 8 x x x x 32 8 x x x x 33 7 x x x x 34 7 x x x x x 36 0 x x x x 37 2 x x x x 38 3 x x x 39 4 x x x x x 40 4 x x x 41 4 x x x x 42 7 x x 44 2 x x x x 45 8 x x x 47 7 x x x 49 4 x x 51 6 x x x x 53 5 x x x 54 6 x x x 55 8 x x 57 3 x x x 59 0 x x x 60 5 x x 62 2 x x 65 3 ...

Page 10: ...446F 8 65 3 x 68 8 x x x 71 3 x x 74 1 x x 78 2 x x 82 8 x x 87 4 x 94 0 x 100 0 108 0 ...

Page 11: ... outlet If your computer is DDC compatible PC Do not use any adapter when connecting signal cable to your computer Do not extend the signal cable with extension lead The DDC signals will not accept extended cable Display controller must be compatible for External 5 V Signal connector Pin Signal 1 RV Red video 2 GV Green video 3 BV Blue video 4 N C 5 Plugged unplugged test 6 RG Red ground 7 GG Gree...

Page 12: ...ight indicates the operating state of the monitor Green The monitor is in Normal Stand by or Suspend operation Blinking Green The monitor is in Automatic Power off state Not illuminated The monitor is turned off with power switch or disconnected from mains outlet The power switch does not disconnect the monitor from mains In oder to make the monitor completely powerless unplug the power cord from ...

Page 13: ...he header field d Select the adjustment with buttons e Push to confirm the selection Menu disappears and a scale shows the position of the adjsutment In addition to the bar position of the adjustment is shown as a percenage of the maximum value The upper number shows the current value and the lower one shows the value where the adjustent started f Adjust with buttons g When ready push button 1 7 2...

Page 14: ...REVIOUS VALUE 40 ADJUST OK PINCUSHION 30 PREVIOUS VALUE 40 ADJUST OK PINCUSHION BALANCE 30 PREVIOUS VALUE 40 ADJUST OK SIZE POSITION SHAPE SHARPNESS COLOR MISCELLANEOUS EXIT MENU CONTRAST BRIGHTNESS DEFAULT COLOR COLOR PRESETS 9300 K RED GREEN BLUE SAVE CURRENT COLOR MOVE SELECT NOKIA 446PRO 75Hz SIZE POSITION SHAPE COLOR MISCELLANEOUS EXIT MENU MONITOR DEFAULTS DEMAGNETIZE ABOUT MONITOR MENU OPTI...

Page 15: ... parts of the system Check the signal cable s connection pins If the pins are slightly distorted use nose pliers to straighten them The computer may use a timing values which are out of the monitor s synchro nization range Picture has colour de f t Demagnetize the monitor fects If colour defect is repeated without the monitor having been moved it is possible that the monitor is influenced by a str...

Page 16: ...power saving feature must be activated in the computer when checking the operation State Colour of the power on indicator 5V Heater 12V Video Normal Operation Green Yes Yes Yes Yes Stand by Green Yes Yes Yes No Suspend Red Yes Yes No No Power Off Red Yes No No No DPMS Display Power Management Signaling is a trade mark of Video Electronics Standard Association VESA ...

Page 17: ...tting all picture properties are coming from memory for factory adjustments 3 2 Memory for Factory Adjustments 3 2 1 Adjustment 4 Factory adjustments can be updated with service menu in service mode If there is no location in factory adjustment memory for display mode currently in use the adjustment affects the memory for user adjustments If the memory location mentioned in case 1 is empty the pic...

Page 18: ...n for all Display modes Separate for each Display mode Available in User Mode Available in Service Mode Horizontal centering X X X Vertical centering X X X Height X X X Width X X X Pincushion X X X Pincushion balance X X X Trapezoid X X X Orthogonality X X X S correction X X C correction X X E W corner X X Tilt X X X Moire X X X Raster X X G2 X X Min contrast X X Max contrast X X R Black level X X...

Page 19: ...ory Settings Adjust each property with the or buttons 4 2 2 Sharpness Geometry submenu contains placement size and shape adjustments GEOMETRY GREY SCALE SHARPNESS PRODUCT INFORMATION MEMORY SETTINGS RASTER WIDTH HORIZONTAL CENTERING HEIGHT VERTICAL CENTERING PINCUSHION PINCUSHION BALANCE TRAPEZOID ORTHOGONALITY S CORRECTION C CORRECTION E W CORNER TILT EXIT 00 1280x1024 85HZ 4 2 3 Grey Scale This ...

Page 20: ...g the Replacement IC204 on SMA board If the memory for factory adjustments is replaced it must be initialized During initializing all memory locations are written with approximate values They must be updated in service mode as explained in the chapter Adjustment Procedure INTIALIZE EEPROM always with using display mode no 00 91 376 kHz 85 Hz GTF642 After initializing switch OFF the monitor Activat...

Page 21: ... ESD sensitive part in its original shipping container until you are ready to install the part into the component card Just before touching the ESD sensitive part discharge to the monitor any static electricity in your body do this by touching the metal frame or cover of the machine If possible keep one hand on the frame when inserting or removing a logic card for example Hold the ESD sensitive pa...

Page 22: ...ly 5 5 1 Cabinet Set the monitor on cushion picture tube facing down 1 Loosen and remove two screws 2 Open the plastic pawls with a screwdriver or special tool for instance 860006 Push open Do not twist Screw on both sides ...

Page 23: ... The timings below 48 kHz line frequency are usable but not specified Performance is optimised for 1280 x 1024 85 Hz VESA resolution 6 1 Image stabilising time The image shall begin to be visible in a 500 lux environment within 15 seconds of application of power and input signals The image shall be stabilised within 30 seconds of application of power and input signals Sta bilised means that no sig...

Page 24: ...as using two differ ent pictures 1 In the center of the screen white field 50 50 mm 2 Full white field The five areas are defined as L0 Center of the screen L1 L2 L1 Upper left of the screen L2 Upper right of the screen L0 L3 Lower left of the screen L4 Lower right of the screen L3 L4 Requirements Maximum contrast luminance With the brightness control set so that background brightness is 1 nit and...

Page 25: ... Brightness control set so that the background raster is just extinguished and the contrast control is set to maximum The limits for vertical or horizontal non linearities are 4 for adjacent cells and 8 for overall linearity The method of calculating linearity is max min max 100 8 The measurements are done along the vertical and horizontal center lines of the screen Frequency range 48kHz non linea...

Page 26: ...t the convergence in the middle of the tube with static adjustments See 7 7 3 Adjust the convergence in the corners of the tube with dynamic adjustments See 7 7 4 6 7 Convergence Exit from service mode See 4 2 6 STOP Perform Preliminary preparations See 6 2 START YES NO Assemblies or components replaced NO Reset user memory for display modes to be ad justed See 3 1 2 Activate service mode and perf...

Page 27: ... and the PC Let the monitor warm up for 20 minutes before starting the adjustments 7 2 1 High Voltage Select 91 376 kHz 85 Hz GTF642 crosshatch test pattern Connect the high voltage meter to the anode of the picture tube Adjust the high voltage to 27 0 0 2 kV with RT301 on SMA board Front RT301 ...

Page 28: ...is adjustment is common for all display modes 4 Adjust size position and shape of the picture equal to the mask aper ture Adjust first the properties with largest deviation from the correct value 5 Adjust final width and height 6 The distance between bezel and active screen edge shall not vary more than 2 0 mm in vertical and horizontal direction 7 Repeat steps 4 and 5 for every display mode to be...

Page 29: ... wrong MOST DOMINANT COLOUR Check the domi nant colour again according to the instructions 5 Set to the maximum and check that the illuminance is still 3 1 0 cdm2 If not adjust with G2 in service menu 6 Adjust picture illuminance to 1 0 cdm2 Nits with in servicemenu and check the colour coordinates 7 4 3 High Light 1 Select 91 376 85 GTF642 black test pattern 2 Adjust with the picture illuminance ...

Page 30: ... zero Place the gauge on the line with marking Y up upwards when measuring horizontal line Place the gauge on the line with marking X up upwards when measuring vertical line If the line has convergence error the line in the window seems to be broken Use knobs A and B to adjust the line continuous If the readings are on the opposite side of zero the convergence error is A B e g 0 2 0 1 0 3 If the r...

Page 31: ...B R B R B R B R B RGB RGB R B R B RB R B R B R B R B R B R B RB RB R B R B RB RB R B R B RB RB RB R B R B RGB RGB R B R B B R B RB RB RB R B R B R B R B R B R B RB RB RB R B R B R B R B R RGB RGB R B R B R B B R R B R B R B R B RB RB Purity magnet rings Do not adjust See 7 7 3 ...

Page 32: ...ve purity magnet rings If the purity magnet rings are found to have moved during trans portation or handling set them just in the original position by tracing the locking paint put on purity magnet rings and holder of beam bender and then readjust the static convergence Beamlanding adjustment handle to purity ...

Page 33: ...nce 500lx MIN Color and brightness 8 1 2 Zone division 273 6 mm 273 6 mm A B other screen area A Zone 273 6 mm x 273 6 mm B Zone The balance of useful screen area 8 1 3 Minimum distance beetween defects 8 1 4 Average diameter of defect Average diameter Long diameter Short diameter 2 8 2 Face defect standard black spot stain Average diameter Quantity allowed Minimum of defects A B Total distance le...

Page 34: ...rage diameter of defects Quantity allowed Within any 70 mm circle Minimum distance 0 3 0 45 2 12 7 Air blister Max legth 6 0 Max width 0 3 2 12 7 Foreign material Apply the face defect standard for blackish defects Average of diameter of defects Quantity allowed within any 70 circle Minimum distance 0 25 0 45 2 12 7 Note No limit for the defects less than 0 25 mm average diameter ...

Page 35: ...446F 33 1 2 3 4 5 6 7 8 9 10 ...

Page 36: ...446F 34 11 12 13 14 15 16 17 18 19 20 ...

Page 37: ...446F 35 21 22 23 24 25 26 27 28 29 30 ...

Page 38: ...446F 36 31 32 33 34 35 36 ...

Page 39: ...446F 1 Spare Parts Spare Parts P N Production P N Description 446PRO 446F051 19 NOKIA 446PRO EU 446PRO 446F059 19 NOKIA 446PRO US ...

Page 40: ...104 Light pipe UA5706 3 106 Control module keypad SMZ092 19 107 Demaign coil FD0194 22 200 Picture tube NM1056 65 202 Degaussing coil holder UG1077 4 203 Grounding wire SE2743 6 205 Grounding wire UC3016 2 206 Degaussing coil holder UG1023 3 820 Picture tube screw WC0543 3 821 Washer WJ0171 1 822 Friction plate UL0131 1 ...

Page 41: ...G1076 1 400 Main board SMA241 52 401 Brace UC7135 4 403 Cooling plate right UC7133 21 404 Cooling plate left UC7132 21 405 Support frame UG1050 9 406 Connector panel assembly UC7134 21 410 Cover video UC7136 21 411 Video PCB SMY052 38 413 Base module SMH160 21 500 Cover shield assembly UC7131 21 842 Wire holder UJ0251 4 850 Screw WC0354 ...

Page 42: ...446F 4 Spare Parts Item no Description Code PG 600 Back cover UD0670 31 601 Type label ZZ2883 7 860 Pt screw K40x20 WN 1447 WC0354 700 Stand assembly US0137 17 ...

Page 43: ...bottom cushion ZA5024 14 LDPE Plasticbag ZA0478 6 Accessories Power cord QM0028 14 051 Power cord QM0049 12 059 Signal cable QM0308 20 Plastic bag ZA0502 3 User guide ZK0026 11 Installation guide ZF5834 4 Mac adapter QK1518 14 059 Warranty card ZF5812 2 059 Not normally supplied as spare part ...

Page 44: ...446F 6 Spare Parts ...

Page 45: ...470UH 10 5 MM RADIAL 04 LA401 FJ0801 COMMON MODE CHOKE 3A 60UH 0 03 05 MA101 FJ1836 INPUT CHOKE LFZ2805V08 8MH 2A 08 MA102 FM0646 FLYBACK TRAFO 30 121KH MAT 4 32 MA301 FM2560 DYNAMIC FOCUS TRAFO E20 6 445 12 MA402 FM2586 SMPS TRAFO E20 10 6 TIW N27 17 MA104 FM2589 CENTERING COIL E25 7 1 16MH 44 08 MA401 MA403 FM3909 SMPS TRAFO ETD39 SLOT 21 MA103 FU0735 FIXED LINEARITY COIL N S 44 09 LA404 FU0736 ...

Page 46: ...RA426 AA0731 CF RES 0W25 270K J 2 5 7 01 RA448 AA0733 CF RES 0W25 330K J 2 5 7 01 RA151 RA152 RA153 RA154 AA0754 CF RES 0W25 2M2 J 2 5 7 01 RA326 AA0761 CF RES 0W25 4M7 J 2 5 7 01 RA102 RA103 RA217 AB0130 NF RES 0W5 1R80 J 2 5 7 02 RA314 AB0585 NF RES 0W25 0R22 J 2 5 7 CF 01 RA112 RA117 AB0601 NF RES 0W25 1R0 J 2 5 7 CF 01 RA320 RA421 AB0609 NF RES 0W25 2R2 J 2 5 7 CF 01 RA346 AB0617 NF RES 0W25 4...

Page 47: ...A321 RA412 RA417 RA423 RA454 RA475 RA476 RA483 AC4501 CHIPRES 0W1 15K 5 0805 20 01 RA253 RA415 AC4503 CHIPRES 0W1 18K 5 0805 20 01 RA450 AC4505 CHIPRES 0W1 22K 5 0805 20 01 RA148 RA163 RA208 RA464 AC4507 CHIPRES 0W1 27K 5 0805 20 01 RA256 AC4509 CHIPRES 0W1 33K 5 0805 20 01 RA219 AC4513 CHIPRES 0W1 47K 5 0805 20 01 RA250 RA463 RA275 AC4517 CHIPRES 0W1 68K 5 0805 20 01 RA255 AC4521 CHIPRES 0W1 100K...

Page 48: ...A417 CC0772 CERCAP Z5V 10N Z 50V Y5 D 01 CA451 CC3280 CHIPCERCAP X7R 4N7 10 50V 0 01 CA124 CA232 CA317 CA327 CC3320 CHIPCERCAP X7R 10N 10 50V 0 01 CA115 CA201 CA202 CA203 CA216 CA222 CA304 CA316 CA325 CA160 CA161 CA150 CC3360 CHIPCERCAP X7R 22N 10 50V 0 01 CA116 CA206 CA209 CC3480 CHIP CERCAP X7R 10 100N 25V 0 01 CA129 CA456 CA457 CA245 CC3570 CHIP CERCAP Y5V 47N Z 50V 0 01 CA246 CC3580 CHIP CERCA...

Page 49: ...0 5W 03 DZA101 JH4118 ZDI BZX84C12 0 225W 5 SOT 02 DZA401 JH4120 ZDI BZX84C18V 0 225W 5 SOT 02 DZA105 JM0099 TR BC547B N 45V 100A 20 01 TA313 JM0100 TR BC557B P 45V 100A 20 01 TA312 TA414 JM0205 TR BF423 P 250V 25MA 6 03 TA404 TA409 JM0206 TR BF420 N 300V 100MA 60M TO 12 TA410 TA418 JM0244 TR BF422 N 250V 25MA 60M T 02 TA307 JM0280 TR 2N5401 P 150V 0 6A 10 02 TA411 JM0282 TR BC369 P 20V 1A 6 06 TA...

Page 50: ...Part NO Description PG Item Number SMA241H 2 Page 6 SB5218 02 00 446F ...

Page 51: ...39 08 99 Page 3 1 X2 X1 JL0044 LED1 LL4148 D2 R7 15k R1 6k8 R2 470R R3 8k2 R4 10k R5 10k R6 39k LL4148 D1 Q1 6 5 4 3 2 1 Q2 4 3 2 1 BC857B T1 QG0326 SW1 6 5 4 3 2 1 SW4 QG0327 SW3 QG0327 SW2 QG0327 LED 5V POWER MENU ECN ...

Page 52: ...446F SMZ092C SB5239 08 99 Page 2 1 ...

Page 53: ...SMA241H SB5218 02 00 Page 12 2 446F ...

Page 54: ...SMA241H SB5218 02 00 Page 11 2 446F ...

Page 55: ... 2 1 R156 10k0 R157 10k0 R161 470R 22n C116 R159 100R R163 22k T107 BCR141W T111 BC369 R147 1k0 R162 1k00 T112 BC857B R104 1k0 100n C138 D119 80SQ045 BCR141W T113 Q105 4 3 2 1 10k R145 9V1 DZ101 M1 FM2586 8 7 6 5 4 3 2 1 Q101 D101 GBU4K RE101 QH0074 6 5 4 3 2 1 Q102 5 4 3 2 1 4M7 R102 4M7 R103 2n2 C102 400VAC 2n2 C107 400VAC 2n2 C113 400VAC 3n3 C109 1kV 3n3 C108 1kV 3n3 C110 1kV 3n3 C111 1kV C112 ...

Page 56: ... 5 4 3 2 1 22R R220 R221 470k 10n C216 C218 470n C217 150n C220 47u 35V 22n C209 1k2 R214 C208 1u0 C204 4u7 50V C210 47u 35V 1n0 C213 500V R211 4R7 R212 1k2 R213 1k0 R216 1k8 6k49 R218 R219 33k 22n C206 Q201 6 5 4 3 2 1 Q202 8 7 6 5 4 3 2 1 74HCT86 IC203 4 11 13 12 74HCT86 IC203 3 8 10 9 74HCT86 IC203 2 6 5 4 DA1 DA0 TEST VPP RESET PA1 PA3 PA4 PA5 PA6 PA7 BLANKOUT OSCIN AIN2 PB2 AIN3 PB7 VDDA GNDA...

Page 57: ... 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 R314 1R80 T313 BC547B BC557B T312 C310 1n0 470p C309 100n C312 R308 1k0 R309 1k0 IC301 1 4050B 2 3 IC301 2 4050B 4 5 IRFIBE30G T306 250V C313 10n 2kV C315 2n2 n c C311 R313 0R56 R312 0R0 R315 22R R322 22R R311 n c R310 n c 12V DZ302 R321 10k D304 N C n c D305 SG303 1200V SG302 1200V STV9379 IC303 VDD OUT FG GND VCC 6 5 3 4 7 2 1 X3 X4 R339 330R R...

Page 58: ... D419 360R FR401 4R64 R439 X2 RGP10G D428 IRF620 T419 12V DZ402 R458 10R 1M0 R457 BYV28 100 D429 L402 82u T421 MPSA42 X1 4k64 R451 D427 RGP10G RGP10G D426 400V C438 27n C440 2u2 50V C441 2u2 50V R454 10k BC857B T423 FM2560 M402 6 8 9 10 7 5 4 R452 4k64 BF420 T418 22R R447 R449 1k2 4n7 C416 500V 4n7 C417 500V 2kV C413 2n2 2kV C414 2n2 BAV21 D420 BAV21 D421 360R FR402 T410 BF420 2N5401 T411 T412 BC6...

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