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Sanyo PLC-XW20 Service Manual

Multimedia projector
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SERVICE MANUAL
TECHNICAL SPECIFICATIONS --------------------------------------------------------- 2 - 3
SAFETY INSTRUCTIONS --------------------------------------------------------------------- 4
LAMP REPLACEMENT------------------------------------------------------------------------- 5
PROTECTIONS----------------------------------------------------------------------------------- 6
ADJUSTMENT ---------------------------------------------------------------------------- 12 - 15
PIN DESCRIPTION OF DIODE, TRANSISTOR AND IC ----------------------------- 16
ELECTRICAL PARTS LIST ------------------------------------------------------------ 17 - 53
MECHANICAL PARTS LIST & ACCESSORIES --------------------------------- 54 - 55
SCHEMATIC DIAGRAMS------------------------------------------------------------ A1 - A12
PRINTED WIRING BOARD DIAGRAMS --------------------------------------- A13 - A14
PRODUCT CODE
1 122 103 00 PLC-XW20 (MW6A)
1 122 104 00 PLC-XW20 (PW6A)
1 122 104 02 PLC-XW20 (PW6C)
1 122 112 00 PLC-SW20 (MZ6A)
1 122 113 00 PLC-SW20 (PZ6A)
1 122 113 02 PLC-SW20 (PZ6C)
Multimedia Projector
CONTENTS
FILE NO.
Model No. PLC-XW20
PLC-SW20
(U.S.A., Canada, Europe
Asia, Africa U.K.)
ORIGINAL VERSION
Chassis No. MW6-XW2000
(PLC-XW20)
MZ6-SW2000
(PLC-SW20)
NOTE: Match the Chassis No. on the
unit's back cover with the Chassis
No. in the Service Manual.
If the Original Version Service
Manual Chassis No. does not
match the unit's, additional
Service Literature is required. You
must refer to "Notices" to the
Original Service Manual prior to
servicing the unit.
Pages
SM5110302-00
REFERENCE NO.

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Summary of Contents for Sanyo PLC-XW20

  • Page 1: Table Of Contents

    MECHANICAL PARTS LIST & ACCESSORIES --------------------------------- 54 - 55 SCHEMATIC DIAGRAMS------------------------------------------------------------ A1 - A12 PRINTED WIRING BOARD DIAGRAMS --------------------------------------- A13 - A14 PRODUCT CODE 1 122 103 00 PLC-XW20 (MW6A) 1 122 104 00 PLC-XW20 (PW6A) 1 122 104 02 PLC-XW20 (PW6C) 1 122 112 00 PLC-SW20 (MZ6A)

  • Page 2: Technical Specifications

    ■ Technical Specifications ■ PLC-XW20 Projector Type Multi-media Projector Dimensions 10.12" x 2.98" x 9.02" (257mm x 75.8mm x 229mm) (not including Adjustble Feet and Lens) (W x H x D) Net Weight 6.2lbs (2.8 kg) LCD Panel System 0.7" TFT Active Matrix type, 3 panels...

  • Page 3: Technical Specifications --------------------------------------------------------- 2

    ■ Technical Specifications ■ PLC-SW20 Projector Type Multi-media Projector Dimensions 10.12" x 2.98" x 9.02" (257mm x 75.8mm x 229mm) (not including Adjustable Feet and Lens) (W x H x D) Net Weight 6.2lbs (2.8 kg) LCD Panel System 0.7" TFT Active Matrix type, 3 panels Panel Resolution 800 x 600 dots Number of Pixels...

  • Page 4: Safety Instructions

    ■ Safety Instructions ■ SAFETY PRECAUTIONS WARNING: The chassis of this projector is isolated (COLD) from AC line by using the converter transformer. Primary side of the converter and lamp power supply unit circuit is connected to the AC line and it is hot, which hot circuit is iden- tified with the line ( ) in the schematic diagram.

  • Page 5: Lamp Replacement

    ■ Lamp Replacemant When the life of Projection Lamp of this projector draws to an end, LAMP REPLACEMENT indicator lights yellow. When a projected image becomes dark or the color of an image becomes unnatural, replacement of Projection Lamp is required. CAUTION CAUTION For continued safety, replace with a lamp...

  • Page 6: Protections

    ■ Protections This projector is equipped with the following protections to operate in safety. If the abnormality occurs inside the projector, it will turn off the projector by operating one of the following protections. ■ FUSE FOR CIRCUIT PROTECTION The fuse is located on the ass'y-power. When either the LAMP indicator or the READY indicator is not illuminated, fuse may be opened.
  • Page 7 ■ Mechanical disassemblies CABINET - TOP REMOVAL 1. Remove five screws-A. 2. Grasp the rear both ends of Cabinet-front with both Hook hands, and slightly pull upward. 3. Release hook, by pressing down "C" portion lightly with finger. 4. Grasp the rear both ends of Cabinet-front with both hands, pull up and remove upwards.
  • Page 8 ■ Mechanical disassemblies 3. ASS'Y - MAIN AND ASS'Y - SUB REMOVAL 1. Remove seven screws and remove Ass'y Main. 2. Remove three screws and remove Ass'y-Sub. See figure right. 4. ASS'Y - POWER AND FAN (FN903) REMOVAL 1. Remove seven screws and remove Ass'y Power. 2.
  • Page 9 ■ Mechanical disassemblies 5. ASS'Y - AV AND FAN (FN907) REMOVAL 1. Remove five screws and remove Ass'y AV. 2. Remove three screws and remove Fan (FN907). See figure right. FN907 6. ASS'Y - LAMP - BSALLAST REMOVAL 1. Remove six screws and remove Ass'y Lamp-ballast.
  • Page 10 ■ Mechanical disassemblies 7. OPTICAL UNIT, FAN (FN901) AND LOUVER REMOVAL 1. Remove eight screws and remove Optical unit. 2. Remove three screws and remove Fan(FN901) and louver. See figure right. 8. AIR DUCTS AND FANS REMOVAL 1. Remove four screws-A and remove Duct-FR and FN905.

  • Page 11: Mechanical Disassemblies------------------------------------------------------ 7

    ■ Mechanical disassemblies 9. Projection lens and Assembly Panel-Prism removal Never touch the electrode of flexible cables. 1. Remove four screws and remove projection lens. 2. Remove three screws and remove Assembly Panel- Prism. See figure right. Caution : Don't disassemble Assembly-Panel-Prism other wise parts may damaged -11-...

  • Page 12: Adjustment

    ■ Adjustment ■ SERVICE ADJUSTMENT MENU OPERATION ■ To enter service mode Normal Mode Service Mode "MENU" To enter service mode press the "MENU" and "IMAGE" "IMAGE" Service Mode Computer buttons on the projector simultaneously and hold for 2 seconds. As shown in a figure, a service mode display "POWER ON/OFF"...
  • Page 13 ■ Adjustment ■ SERVICE MODE ADJUSTMENT MENU Adjustment Mode Adjustment Item Item-no. Component Not designated ● 3. Signal center DC adjustment-Red ● 3. Signal center DC adjustment-Green ● 3. Signal center DC adjustment-Blue ● ● ● 4. Red contrast adjustment ●...

  • Page 14: Electrical Adjustments

    1-2 Input mode AV (NTSC) DC level-A in a figure 2.1 ± 0.1 V-DC. Item no. Test Point ( for PLC-XW20 ) TP-R1 (Red contrast of AV) 3.0 ± 0.1 V-DC. TP-G1 (Green contrast of AV) ( for PLC-SW20 ) TP-B1 (Blue contrast of AV) DC level-B in a figure 12.0 ±...
  • Page 15 ■ Adjustment 5. Signal Amplitude adjustments 8. Contrast Linearity Adjustments Equipment Oscilloscope Input Signal 16 step gray scale signal Input mode Computer Enter the Service mode. Input Signal 16 step gray scale signal If the black or white saturated picture can be seen, adjust the value of below item to be reduced it by the Volume + or Enter the Service mode.

  • Page 16: Pin Description Of Diode, Transistor And Ic

    ■ Pin Description of Diode, Transistor and IC ● Diode K: Cathode A: Anode ● Transistor/FET C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 ● IC (GND) RESET (IN) (OUT) Index Index Index Index...

  • Page 17: Electrical Parts List

    ■ Electrical Parts List Product safety should be considered when a component replacement is made in any area of a projector. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety. It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark.
  • Page 18 ASSY,PWB,R/C MZ6A 1AA0B10C344B0 405 015 8704 TR 2SC2812-L6-TB 610 294 9704 ASSY,PWB,MAIN MZ6A 1AA0B10C344AA 405 015 8902 TR 2SC2812-L7-TB For PLC-XW20 / PLC-SW20 405 163 1602 TR 2SC2812N-L6-TB0 610 294 8707 ASSY,PWB,AV MW6A 1AA0B10C346A0 405 163 1701 TR 2SC2812N-L7-TB0 Q7274...
  • Page 19 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8704 TR 2SC2812-L6-TB C1564 403 164 0204 CERAMIC 0.1U Z 405 015 8902 TR 2SC2812-L7-TB C1567 403 164 0204 CERAMIC 0.1U Z 405 163 1602 TR 2SC2812N-L6-TB0 C1568 403 164 0204...
  • Page 20 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C3538 403 164 0204 CERAMIC 0.1U Z C539 403 164 0204 CERAMIC 0.1U Z C3551 403 157 3601 CERAMIC 100P J C541 403 304 3300 ELECT 47U M C3561 403 322 7809 ELECT...
  • Page 21 Electrical Parts List Key No. Part No. Description Key No. Part No. Description RB410 645 034 5050 R-NETWORK 22X4 1/32W R2553 401 105 7909 MT-GLAZE 0.000 ZA 1/16W 645 037 0823 R-NETWORK 22X4 1/32W R2554 401 105 4205 MT-GLAZE 33K JA 1/16W RB411 645 034 5050 R-NETWORK 22X4 1/32W...
  • Page 22 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3532 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R412 401 105 2607 MT-GLAZE 22 JA 1/16W R3533 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R413 401 105 3901 MT-GLAZE 33 JA 1/16W R3534...
  • Page 23 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R571 401 105 7305 MT-GLAZE 820 JA 1/16W D3501 407 149 0807 DIODE 1SS355-TE-17 MISCELLANEOUS R573 401 105 2003 MT-GLAZE 1.8K JA 1/16W R574 401 105 7404 MT-GLAZE 8.2K JA 1/16W X7271...
  • Page 24 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8902 TR 2SC2812-L7-TB C2504 403 149 9208 CERAMIC 0.01U Z 405 163 1602 TR 2SC2812N-L6-TB0 C2531 403 164 0204 CERAMIC 0.1U Z 405 163 1701 TR 2SC2812N-L7-TB0 C2532 403 283 6309...
  • Page 25 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 403 349 4706 ELECT 220U M 6.3V C569 403 164 0204 CERAMIC 0.1U Z C402 403 164 0204 CERAMIC 0.1U Z C571 403 304 3300 ELECT 47U M C403 403 322 7809 ELECT...
  • Page 26 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 645 037 0816 R-NETWORK 0X4 1/32W R2591 401 035 4108 MT-GLAZE 0.000 ZA 1/8W RB532 645 036 3528 R-NETWORK 0X4 1/32W R2601 401 190 1707 MT-GLAZE 0.000 ZA 645 037 0816 R-NETWORK 0X4 1/32W R2602...
  • Page 27 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3553 401 105 0504 MT-GLAZE 1K JA 1/16W R431 401 105 3901 MT-GLAZE 33 JA 1/16W R3556 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R432 401 105 3901 MT-GLAZE 33 JA 1/16W R3558...
  • Page 28 TR 2SC2812N-L6-TB0 405 163 1701 TR 2SC2812N-L7-TB0 610 294 7953 ASSY,PWB,R/C MW6A Q2854 405 134 5905 TR 2SA1037AK-T146-R 1AA0B10C343AC (PLC-XW20) 405 147 2205 TR 2SA1037AK-S-T146 610 294 9728ASSY,PWB,R/C MZ6A 405 002 0308 TR 2SA1037K T146 R 1AA0B10C344B0 (PLC-SW20) 405 002 0407...
  • Page 29 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 147 2205 TR 2SA1037AK-S-T146 405 015 8902 TR 2SC2812-L7-TB 405 002 0308 TR 2SA1037K T146 R 405 163 1602 TR 2SC2812N-L6-TB0 405 002 0407 TR 2SA1037K T146 S 405 163 1701 TR 2SC2812N-L7-TB0 405 002 6706...
  • Page 30 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1503 TR 2SA1179N-M6-TB 405 014 4608 TR 2SC2412K T146 S 405 163 2708 TR 2SA1179N-M7-TB 405 015 8704 TR 2SC2812-L6-TB Q7151 405 014 4509 TR 2SC2412K T146 R 405 015 8902 TR 2SC2812-L7-TB 405 014 4608...
  • Page 31 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 410 275 5806 IC TWM7000-162020 C007 403 149 9208 CERAMIC 0.01U Z IC3841 410 296 5700 IC TWM7000-151020 C008 403 164 0204 CERAMIC 0.1U Z IC3871 409 380 6303 IC HIN232CB C009 403 149 9208...
  • Page 32 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C332 403 164 0204 CERAMIC 0.1U Z C5113 403 155 2101 CERAMIC 1500P K C333 403 164 0204 CERAMIC 0.1U Z C5114 403 205 2808 CERAMIC 0.047U K C334 403 149 9208 CERAMIC...
  • Page 33 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C5622 403 280 1604 ELECT 220U M 403 349 4706 ELECT 220U M 6.3V C5623 403 322 7809 ELECT 220U M 6.3V C7151 403 283 6309 CERAMIC 1U Z 403 349 4706 ELECT...
  • Page 34 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C8263 403 215 0900 CERAMIC 390P J 645 037 0823 R-NETWORK 22X4 1/32W C871 403 164 0204 CERAMIC 0.1U Z RB3841 645 036 0978 R-NETWORK 10KX4 1/32W C872 403 155 1609 CERAMIC...
  • Page 35 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1306 401 105 0603 MT-GLAZE 10K JA 1/16W R1842 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R1309 401 105 0603 MT-GLAZE 10K JA 1/16W R1842A 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R1312...
  • Page 36 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R337 401 113 5904 MT-GLAZE 1.3K JA 1/16W R4816 401 105 0603 MT-GLAZE 10K JA 1/16W R338 401 105 4007 MT-GLAZE 330 JA 1/16W R4817 401 105 0405 MT-GLAZE 100 JA 1/16W R339...
  • Page 37 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R5161 401 105 5103 MT-GLAZE 47 JA 1/16W R6133 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R5162 401 105 5103 MT-GLAZE 47 JA 1/16W R6134 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R5163...
  • Page 38 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R7138 401 105 6506 MT-GLAZE 680 JA 1/16W R7217 401 105 2003 MT-GLAZE 1.8K JA 1/16W R7140 401 105 6506 MT-GLAZE 680 JA 1/16W R7221 401 105 0405 MT-GLAZE 100 JA 1/16W R7141...
  • Page 39 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R8249A 401 105 5905 MT-GLAZE 560 JA 1/16W L5183 645 002 5129 INDUCTOR,0.47U M R8250 401 105 1303 MT-GLAZE 15 JA 1/16W L5601 645 038 4578 INDUCTOR,33U M R8255 401 105 7404 MT-GLAZE...
  • Page 40 Electrical Parts List Key No. Part No. Description Key No. Part No. Description D7213 407 149 0807 DIODE 1SS355-TE-17 Q2852 405 014 4509 TR 2SC2412K T146 R D7214 407 149 0807 DIODE 1SS355-TE-17 405 014 4608 TR 2SC2412K T146 S D7215 407 149 0807 DIODE 1SS355-TE-17...
  • Page 41 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8902 TR 2SC2812-L7-TB 405 163 1602 TR 2SC2812N-L6-TB0 405 163 1602 TR 2SC2812N-L6-TB0 405 163 1701 TR 2SC2812N-L7-TB0 405 163 1701 TR 2SC2812N-L7-TB0 Q6603 405 014 4509 TR 2SC2412K T146 R Q5004 405 014 4509...
  • Page 42 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8704 TR 2SC2812-L6-TB IC1303 409 501 9107 IC ICS512MT 405 015 8902 TR 2SC2812-L7-TB IC1304 409 350 2908 IC TC7W126FU-(TE12L) 405 163 1602 TR 2SC2812N-L6-TB0 IC1351 410 325 4605 IC TC74LCX244FT...
  • Page 43 Electrical Parts List Key No. Part No. Description Key No. Part No. Description IC7201 409 461 7304 IC AD8057ART C1823 403 283 6309 CERAMIC 1U Z IC7202 409 461 7304 IC AD8057ART C1824 403 164 0204 CERAMIC 0.1U Z IC7203 409 484 2003 IC BA7078AF-E2 C201...
  • Page 44 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C4801 403 139 7108 CERAMIC 12P J C5168 403 164 0204 CERAMIC 0.1U Z C4802 403 139 7108 CERAMIC 12P J C5169 403 164 0204 CERAMIC 0.1U Z C4803 403 164 0204 CERAMIC...
  • Page 45 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 403 349 4706 ELECT 220U M 6.3V C7236 403 162 6208 ELECT 1U M C5664 403 164 0204 CERAMIC 0.1U Z C7237 403 164 0204 CERAMIC 0.1U Z C6101 403 164 0204 CERAMIC...
  • Page 46 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 645 037 0830 R-NETWORK 47X4 1/32W 645 037 0830 R-NETWORK 47X4 1/32W RB206 645 036 0985 R-NETWORK 47X4 1/32W RB6137 645 036 0985 R-NETWORK 47X4 1/32W 645 037 0830 R-NETWORK 47X4 1/32W 645 037 0830 R-NETWORK 47X4 1/32W...
  • Page 47 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1371 401 105 0405 MT-GLAZE 100 JA 1/16W R255 401 105 5103 MT-GLAZE 47 JA 1/16W R1372 401 105 0405 MT-GLAZE 100 JA 1/16W R256 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R1373...
  • Page 48 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3813 401 105 0603 MT-GLAZE 10K JA 1/16W R5018 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3814 401 105 0603 MT-GLAZE 10K JA 1/16W R5020 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3816...
  • Page 49 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R5622 401 234 8105 MT-GLAZE 4.7 JA R6602 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R5641 401 105 0405 MT-GLAZE 100 JA 1/16W R6603 401 105 0504 MT-GLAZE 1K JA 1/16W R5651...
  • Page 50 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R7171 401 105 4700 MT-GLAZE 39K JA 1/16W R7265 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R7172 401 105 1402 MT-GLAZE 150 JA 1/16W R802 401 105 0603 MT-GLAZE 10K JA 1/16W R7173...
  • Page 51 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R892 401 105 7909 MT-GLAZE 0.000 ZA 1/16W D3801 407 149 0807 DIODE 1SS355-TE-17 R893 401 105 0603 MT-GLAZE 10K JA 1/16W D3851 407 206 6308 ZD UDZS-TE-175.1B R897 401 105 0306 MT-GLAZE...
  • Page 52 R2001 401 113 4402 MT-GLAZE 75 JA 1/16W 610 294 8707 ASSY,PWB,AV MW6A R2002 401 113 4402 MT-GLAZE 75 JA 1/16W 1AA0B10C346A0 (PLC-XW20 / PLC-SW20) R2003 401 113 4402 MT-GLAZE 75 JA 1/16W CAPACITOR R2004 401 113 4402 MT-GLAZE 75 JA 1/16W...
  • Page 53 Electrical Parts List Key No. Part No. Description Key No. Part No. Description L2006 645 044 8836 FILTER,EMI 100MHZ D2053 407 221 7106 ZENER DIODE UDZS-TE-1712B L2023 645 044 8836 FILTER,EMI 100MHZ D2054 407 221 7106 ZENER DIODE UDZS-TE-1712B MISCELLANEOUS L2024 645 044 8836 FILTER,EMI 100MHZ...

  • Page 54: Mechanical Parts List & Accessories

    Mechanical Parts List & Accessories 101C 101A 101B -54-...

  • Page 55: Cabinet Parts

    610 298 9823 ASSY,LCD PNL/PRISM*AD-MZ6 610 293 8379 COMPL,CABINET TOP-MZ6A 101A 610 298 9816 ASSY,LCD PNL/PRISM-MZ6A (Included ‘1-A’) For PLC-XW20 / PLC-SW2 610 293 8418 ASSY,BUTTON-MW6A 101B 610 297 5130 COMPL,OPTICAL CH-MW6A For PLC-XW20 / PLC-SW20 101C 645 049 4338...
  • Page 56 FEB / 2002 / 957 Printed in Japan SANYO Electric Co., Ltd.

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