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Sanyo PLC-SW30 Service Manual

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SERVICE MANUAL

PRODUCT CODE
1 122 223 00
(MP3A)
1 122 226 00
(PP3A)
1 122 226 02
(PP3C)
Multimedia Projector
FILE NO.
Model No. PLC-SW30
U.S.A., Canada,
Europe, Asia, Africa
Original Version
Chassis No. MP3-SW3000
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
Literature is required.You must refer to
"Notices" to the Original Service
Manual prior to servicing the unit.
REFERENCE NO.
Service
SM
5110522

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Summary of Contents for Sanyo PLC-SW30

  • Page 1: Service Manual

    FILE NO. SERVICE MANUAL Multimedia Projector Model No. PLC-SW30 U.S.A., Canada, Europe, Asia, Africa Original Version Chassis No. MP3-SW3000 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.

  • Page 2: Table Of Contents

    ■ Contents ■ Safety instructions ________________________________________________3 ■ Specifications __________________________________________________ 4 ■ Circuit protections ______________________________________________ 5-6 ● Fuse ____________________________________________________ 5 ● Thermal switch ____________________________________________ 5 ● Lamp cover switch __________________________________________ 5 ● Warning temperature and power failure protection ________________ 6 ■ Lamp replacement ______________________________________________ 7 ■...

  • Page 3: 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 4: Specifications

    ■ Specifications Projector Type Multi-media Projector Dimensions (W x H x D) 10.63” x 3.07” x 7.48” (270mm x 78mm x 190mm) (not including Adjustable Feet) Net Weight 4.6 lbs (2.1 kg) LCD Panel System 0.5” TFT Active Matrix type, 3 panels Panel Resolution 800 x 600 dots Number of Pixels...

  • Page 5: Circuit Protections

    ■ Circuit Protections This projector provides the following circuit protections to operate in safety. If the abnormality occurs inside the pro- jector, it will automatically turn off by operating one of the following protection circuits. ● Fuse A fuse is located inside of the projector. When the POWER indica- Filter Board tor is not lightning, the fuse may be opened.

  • Page 6: Warning Temperature And Power Failure Protection

    Circuit Protections ● Warning temperature and power failure protection The WARNING indicator flashes red and the projector will automatically turn off when the internal temperature of the projector exceeds the normal temperature or when stopping cooling fans or when the internal power supply lines are failed.

  • Page 7: Lamp Replacement

    ■ Lamp Replacement WARNING: ORDER REPLACEMENT LAMP - Allow a projector to cool, for at least 45 minutes before you open Lamp Type No. Service Parts No. Cover. The inside of a projector can become very hot. POA-LMP57 610 308 3117 - For continued safety, replace with a lamp assembly of the same type.

  • Page 8: Mechanical Disassemblies

    ■ Mechanical Disassemblies Mechanical disassemble should be made following procedures in numerical order. Following steps show the basic procedures, therefore unnecessary step may be ignored. Caution: The parts and screws should be placed exactly the same position as the original otherwise it may cause loss of performance and product safety.
  • Page 9 Mechanical Disassemblies Cabinet Front and R/C Board removal Remove 2 screws (M3x6) and 2 screws (M3x6 black) to take the Cabinet Front off. Cabinet Front Remove 1 screw (T3x6) to the R/C Board on the Cabinet Front. R/C Board Fig.2 Main Board removal Remove 4 screws (M3x6) to take the Main Board upward.
  • Page 10 Mechanical Disassemblies Rear Panel, AV Board and FN903 removal Remove 1 screw (M4x4) and take the Rear Panel AV Board ass’y upward off. Remove 2 screws (T3x8) to take the fan (FN903) off. Remove 4 screws (T3x6) and take AV Board from the Rear Panel ass’y off.
  • Page 11 Mechanical Disassemblies Optical Unit removal Remove 2 screws (M3x8) and take the Lamp Cable off. Remove 6 screws (T3x10) and take the Optical Unit upward off. Cover lens sheet Lamp Cable Optical Unit Fig.6 Power Unit, Speaker and FN906 removal Shield Plate Spacer Sheet Remove 4 screws...
  • Page 12 Mechanical Disassemblies Lamp Ballast Unit and Filter Board Spacer Sheet removal Lamp ballast Board Remove 1 screw (M4x4) to take the Earth cable off. Remove 2 screws (T3x8) to take the Lamp Ballast Unit and the Filter Board off. Holder Remove 2 screws (T3x6) to take the Lamp Ballast Unit off.
  • Page 13 Mechanical Disassemblies FN902, FN905 and Sensor Board removal Remove 1 screw (T3x8) to take the Duct under the Panel. Remove 1 screw (T3x8) to take the Holder with the Fans(FN902 and FN905) off. Remove 2 screws (T3x10) to take the Fans (FN902 and FN905) off.

  • Page 14: Optical Parts Disassemblies

    ■ Optical Parts Disassemblies Before taking this procedure, remove Cabinet Top, Main Board and Optical Unit following to the “Mechanical Disassemblies”. Lamp Holder removal Remove 4 screws to take the Lamp Holder off. Lamp Holder Optical Unit Box Fig.1 Projection Lens Ass'y removal Remove 3 screws to take the Projection Lens ass'y off.
  • Page 15 Optical Parts Disassemblies Polarized Glass-In removal Remove each screw to take the polarized glass-in R/G/B off. Polarized glass_Red Polarized glass Note: _Green and Blue The polarized glass-in_red is sticked on the condenser lens_red. So, it cannot be removed separately. Fig.3- Polarized glass_Red Screw Polarized glass_Blue...
  • Page 16 Optical Parts Disassemblies Locations and Directions Key No. Description When the optical parts in the optical unit mounting or assembling, the Integrator lens (IN) parts must be mounted in the specified location and direction as Mirror (W) shown in figure below. Integrator lens (OUT) PBS (polarizing beam splitter) Condenser lens (IN)

  • Page 17: Lcd Panel/Prism Ass'y Replacement

    ■ LCD Panel/Prism Ass’y Replacement LCD Panel/Prism Ass'y removal Remove 4 screws to take the Projection Lens off. Zoom Lever Projection Lens Panel/Prism Ass'y Fig.1 LCD Panel/Prism Ass'y attachment Tighten 4 screws to fix the Projection Lens securely, making sure that the zoom lever is upside. Note: Do not replace the LCD panel separately otherwise it can not obtain proper picture.

  • Page 18: Adjustments After Parts Replacement

    ■ Adjustments after Parts Replacement ● ❍ : Adjustment necessary : Check necessary Disassembly / Replaced Parts LCD/ Polarized glass Optical Power Main Prism Unit Board Board (✽) Ass’y Contrast Adjustment ❍ ● R-Contrast adjustment ❍ ● G-Contrast Adjustment ❍ ●...

  • Page 19: Optical Adjustments

    ■ Optical Adjustments Before taking optical adjustments below, remove the Cabinet Top and Main Board following to the “Mechanical Disassemblies” Adjustments require a plus screwdriver, 2.0mm hex wrench and a slot screwdriver. Note: Do not disconnect connectors K8A, K8B, K8H, K48K, K48L, K66A, K66B, K66C, K66D, K66E and K66F on the main board, because the projector can not turn on due to operate the power failure protection.

  • Page 20: Condenser Lens Adjustment

    Optical Adjustments Condenser Lens adjustment Turn the projector on by a state of without FPC cables. Adjust the adjustment base of condenser lens ass’y to make color uniformity in white. 1) If the shading appears on the left or right of the screen as White shown in Fig.2-1, loosen 2 screws with the 2.0mm hex driv-...

  • Page 21: Relay Lens Adjustment

    Optical Adjustments Relay lens-Out adjustment Turn the projector on by a state of without FPC cables. Adjust the adjustment base of relay lens ass’y to make color unifor- mity in white. 1) If the cyan bar appears on the left or right of the screen as shown in Fig.4-1, loosen 2 screws with the 2.0mm hex driver, and White...

  • Page 22: Electrical Adjustments

    ■ Electrical Adjustments ● Service Adjustment Menu Operation To enter the service mode To enter the “Service Mode”, press and hold the MENU and INPUT button on the projector at the same time for more than 3 seconds, or press and hold the MENU button on the remote control unit for more than 20 seconds. The service menu appears on the screen as follows.

  • Page 23: Circuit Adjustments

    Electrical Adjustments ● Circuit Adjustments CAUTION: The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the follow- ing adjustments except requiring the readjustments in servicing otherwise it may cause loss of per- formance and product safety.
  • Page 24 Electrical Adjustments Video Gain adjustment 480p Gain adjustment 1. Receive the 16-step gray scale composite video sig- 1. Receive the 16-step gray scale component signal nal with Video [Video] mode. (480p format) with COMPUTER IN [COMPONENT] 2. Enter the service mode. mode.
  • Page 25 Electrical Adjustments Gamma adjustment White Balance adjustment [PC-GAMMA ADJUSTMENT] [PC WHITE BALANCE ADJUSTMENT] 1. Receive the 100% whole-white computer signal with 1. Receive the 16-step gray scale computer signal with COMPUTER IN [RGB] mode. COMPUTER IN [RGB] mode. 2. Enter the service mode. 2.

  • Page 26: Service Adjustment Data Table

    Electrical Adjustments ● Service Adjustment Data Table These initial values are the reference data written from the CPU ROM to memory IC when replaced new memory IC. The adjust- ment items indicated with “✻” are required to readjust following to the “Electrical adjustments”. Other items should be used with the initial data value.
  • Page 27 Electrical Adjustments Initial ItemNo. Name Device YCbCr Video Detail 480i(+) 480p(+) NTSC Note: 480i(+) = 480i & 575i, 480p(+) = 480p & HDTV Range Fan Min. control (Fan 3) 70-210 Fan Max. control (Fan 1) 70-210 Fan Max. control (Fan 2) 70-210 Fan Max.
  • Page 28 Electrical Adjustments Initial ItemNo. Name Device YCbCr Video Detail 480i(+) 480p(+) NTSC Note: 480i(+) = 480i & 575i, 480p(+) = 480p & HDTV Position (Vertical) 60Hz PIXEL Expand Ratio (Vertical) 50Hz PIXEL Video and S-Video mode only Expand Ratio (Horizontal) 50Hz PIXEL Progressive OFF Position (Horizontal) 50Hz...
  • Page 29 Electrical Adjustments Initial ItemNo. Name Device YCbCr Video Detail 480i(+) 480p(+) NTSC Note: 480i(+) = 480i & 575i, 480p(+) = 480p & HDTV Expand Ratio (Horizontal) SCART PIXEL For RGB SCART Position (Horizontal) SCART PIXEL Progressive ON Position (Vertical) SCART PIXEL Expand ratio (Vertical) 60Hz PIXEL...

  • Page 30: Test Points And Locations

    Electrical Adjustments Test Points and Locations ● MAIN BOARD K66A K66B IC9401 IC3571 IC3561 IC401 IC3551 IC3501 IC501 IC561 TPR1 TPR1 TPB1 TPB1 TP2561 IC531 K25G IC301 IC8201 TP103 IC101 TPVHS IC5302 PART SIDE 1AA4B10C3650A -30-...

  • Page 31: Circuit Block Diagrams

    ■ Chassis Block Diagrams ● Chassis Overview SPEAKER B-LCD PANEL G-LCD PANEL R-LCD PANEL IC3501 NRS_SW IIC BUS CONTROL D-SUB_15 AUDIO -31-...

  • Page 32: Video Signal Processing Circuit And Lcd Panel Driving Circuit

    Chassis Block Diagrams ● Video signal processing circuit and LCD panel driving circuit K25B K25G K25R CBAL_SW SYSTEM_BUS K50A K50B 20,19,18 13,12,11 4,6 2 15,14 16 7 K10D K10E G_SYNC FILT_480p/575p S_SW COMPUTER IN / S_VIDEO VIDEO COMPONENT IN -32-...

  • Page 33: System Controls

    Chassis Block Diagrams ● System Controls 1-2 3-4 17-18 15-14 IC3561 IC501, IC531, IC561 S&H IC3551 IC1802 IC1801 OUTPUT OUTPUT EXPANDER EXPANDER IC8802 TEMP. IC3571 SENSOR IC8801 IC1881 IC5302 TEMP. INVERTER YUV_SYNC SENSOR IC1811 BUFFER IC1882 SUB CPU From the power fail detection diodes.

  • Page 34: Power Supply Lines

    ■ Power Supply Lines ● Power supply circuit, Protection circuit and Fan control circuit K25B K25G K25R Fan Error : L Lamp-On: H D5624 FAN3 D5619 FAN2 D5612 FAN1 IC1881 INVERTER Lamp-On: L SCEL 375V 15VB FUSE THERMAL SW FILTER BOARD -34-...

  • Page 35: Troubleshooting

    ■ Troubleshooting Indicators and Projector Condition Check the indicators for projector condition. Indicators Projector Condition LAMP POWER WARNING REPLACE red/green yellow The projector is OFF . (The AC power cord is unplugged.) The projector is preparing for stand-by or the projection lamp is being cooled ✽...

  • Page 36: No Power

    Troubleshooting ● No Power This projector provides a function which can be specified a defective area simply by indicating the LEDs on the con- trol panel. Connect the AC cord and press the Power button once and then check the LED indication. - When all the LED indicators are not lighting, the symptom indicates that the primary power supply circuit does not operate properly.

  • Page 37: No Picture

    Troubleshooting ● No Picture Check following steps. Check signal processing stage and LCD driving stage; No picture with all of Check RGB S&H signals at test points TPR1, TPG1, TPB1. input sources Check NRS signals at test points TP2531 and TP2561. Check power supply circuit 15VP and peripheral circuit.

  • Page 38: Audio Signal Processing Circuit

    Troubleshooting ● No Sound Check following steps. audio signal Check AUD_PC/AV switching circuit. observed at pins 3 and Check IC5001, audio-sw peripheral circuit. 13 of IC5001? AUD_PC/AV_SW (PC:H) signal is applied on pin 10 of IC5001 through Q5003, sent from pin 12 of IC3551. Check Audio amp.and control circuit.

  • Page 39: Waveforms

    ■ Waveforms VIDEO-IN <TP103, IC101-75> Analog H-SYNC <TPGHS> Analog V-SYNC <TPGVS> Digital H-SYNC <TPDHS> Digital V-SYNC <TPDVS> NRS <TP2531,TP2561> R-S&H OUT <TPR1> G-S&H OUT <TPG1> B-S&H OUT <TPB1> -39-...

  • Page 40: Control Port Functions

    ■ Control Port Functions ● System Control & I/O Port Table (IC301) Pin No. Name Function Name Function Polarity Port A7 LAMP_PWM PWM Output to Sub-CPU Port A6 MUPO_ON Port A5 M_SCL1 Port A4 M_SDA1 Port A3 M_SCL2 Port A2 M_SDA2 Port A1 SCLK...
  • Page 41 Control Port Functions Pin No. Name Function Name Function Polarity ROMOE ROMOE ROM Output Enable for Flash ROM ROMWE ROMWE ROM Write Enable for Flash ROM RAMOE RAMOE RAM Output Enable Not used RAMWE RAMWE RAM Write Enable Not used Port C1 Chip Select 3 Not used...
  • Page 42 Control Port Functions ● IIC Bus D/A Converter (IC3571, M62392FP) Port Functions Pin No. Name Function Reset input P_SCK2 IIC BUS SCL P_SDA2 IIC BUS SDA Not used Not used Not used Not used Not used Not used VrefL DAC Lower Reference Voltage input VrefU1 DAC Upper Reference Voltage input (CH5~CH8) VrefU2...
  • Page 43 Control Port Functions ● Output Expander (IC1802, TC74LCX574FT) Port Functions Pin No. Name Function IO_ENB ADD1_CS Output Port Chip Select Enable = L ON_3.3V 3.3V OFF at standby mode TURBO_C Strobe for Turbo (IC9401) SH_B_ST Strobe for B sample & hold (IC501) SH_G_ST Strobe for G sample &...

  • Page 44: Cleaning

    ■ Cleaning After long periods of use, dust and other particles will accumulate on the LCD panel, prism, mirror, polarized glass, lens, etc., causing the picture to darken or color to blur. If this occurs, clean the inside of optical unit. Remove dust and other particles using air spray.

  • Page 45: Ic Block Diagrams

    ■ IC Block Diagrams ● AD9883AKST <Analog Flat Panel Interface, IC8201> CLAMP OUTA CLAMP OUTA CLAMP OUTA MIDSCV HSYNC DTACK SYNC COAST PROCESSING HSOUT AND CLOCK CLAMP VSOUT GENERATION SOGOUT FILT BYPASS SERIAL REGISTER AD9883A POWER MANAGEMENT ● AN5870SB <RGB SW, G_Sync Separator, IC5201> -45-...
  • Page 46 IC Block Diagrams ● BA7078AF <Sync Detector, IC5301> ● BA9743AFV <DC-DC Converter, > IC371 -46-...
  • Page 47 IC Block Diagrams ● LM4865 <Audio Amplifier , IC5003> ● PW168A <Scaler, Main CPU, IC301> -47-...
  • Page 48 IC Block Diagrams ● TA1370FG <Sync Separator, Frequency Counter, IC5302> ● VPC3230D <Video Decoder, IC101> -48-...

  • Page 49: Service Parts Lists

    ■ Electrical Parts List MP3-SW3000 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.
  • Page 50 MP3-SW3000 Electrical Parts List Note: Parts order must contain Chassis No., Part No., and Descriptions. ● OUT OF CIRCUIT BOARD Control Board Unit_Power Main Board R/C Board Unit_Lamp Ballast Filter Board Sensor Board AV Board Switch Board Speaker (SP901) FN904 Exhaust Fan FN902 Intake Fan...
  • Page 51 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1602 TR 2SC2812N-L6-TB0 ASSEMBLIED BOARDS 405 163 1701 TR 2SC2812N-L7-TB0 Q3581 405 014 4509 TR 2SC2412K T146 R 610 306 8992 ASSY,PWB,MAIN,- MP3A 405 014 4608 TR 2SC2412K T146 S 610 306 9005 ASSY,PWB,R/C- MP3A...
  • Page 52 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 002 6706 TR 2SA1179-M6-TB IC3521 409 390 0001 IC LM7171AIMX 405 002 6904 TR 2SA1179-M7-TB 409 486 7709 IC LM7171BIMX 405 163 1503 TR 2SA1179N-M6-TB IC3531 409 343 0201 IC LT1206CS8...
  • Page 53 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C148 403 281 5205 CERAMIC 0.22U Z C3523 403 157 3601 CERAMIC 100P J C149 403 281 5205 CERAMIC 0.22U Z C353 403 149 9208 CERAMIC 0.01U Z C151 403 164 0204...
  • Page 54 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C434 403 149 9208 CERAMIC 0.01U Z C532 403 162 3900 ELECT 47U M C436 403 149 9208 CERAMIC 0.01U Z C5321 403 215 2201 CERAMIC 0.01U K C437 403 149 9208...
  • Page 55 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C8204 403 164 0204 CERAMIC 0.1U Z 645 024 7477 R-NETWORK 0X4 1/16W C8206 403 283 2905 CERAMIC 0.082U K RB2532 645 037 0656 R-NETWORK 0X4 0.063W C8207 403 215 2102 CERAMIC...
  • Page 56 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R114 401 105 0306 MT-GLAZE 10 JA 1/16W R1883 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R116 401 105 0306 MT-GLAZE 10 JA 1/16W R1884 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R121...
  • Page 57 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3513 401 105 6001 MT-GLAZE 5.6K JA 1/16W R404 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3522 401 105 0504 MT-GLAZE 1K JA 1/16W R406 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3523...
  • Page 58 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R523 401 105 0405 MT-GLAZE 100 JA 1/16W R5641 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R524 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R5642 401 113 8905 MT-GLAZE 200K JA 1/16 R527...
  • Page 59 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R9403 401 105 0405 MT-GLAZE 100 JA 1/16W D5611 407 149 0807 DIODE 1SS355-TE-17 R9404 401 105 0405 MT-GLAZE 100 JA 1/16W D5612 407 149 0807 DIODE 1SS355-TE-17 R9406 401 105 0405...
  • Page 60 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1503 TR 2SA1179N-M6-TB 405 163 1701 TR 2SC2812N-L7-TB0 405 163 2708 TR 2SA1179N-M7-TB Q5204 405 014 4509 TR 2SC2412K T146 R Q1002 405 134 5905 TR 2SA1037AK-T146-R 405 014 4608 TR 2SC2412K T146 S...
  • Page 61 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1022 401 105 0504 MT-GLAZE 1K JA 1/16W L1001 401 035 4108 MT-GLAZE 0.000 ZA 1/8W R1023 401 035 4108 MT-GLAZE 0.000 ZA 1/8W L1002 645 059 2409 FILTER,EMI 35PF R1024 401 105 7909...
  • Page 62 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8704 TR 2SC2812-L6-TB 405 015 8902 TR 2SC2812-L7-TB FILTER BOARD 405 163 1602 TR 2SC2812N-L6-TB0 405 163 1701 TR 2SC2812N-L7-TB0 610 308 1021 ASSY,PWB,FILTER -MP3A Q2863 405 014 4509 TR 2SC2412K T146 R...
  • Page 63 MP3-SW3000 Electrical Parts List Key No. Part No. Description Key No. Part No. Description ACCESSORIES PRINTED MATTER / OWNER'S MANUAL (English) 610 308 4503 OWNER'S MANUAL-MP3A (Germany) 610 308 4510 OWNER'S MANUAL-MP3A-D (French) 610 308 4527 OWNER'S MANUAL-MP3A-F (Italian) 610 308 4534 OWNER'S MANUAL-MP3A-I (Spanish) 610 308 4541...

  • Page 64: Mechanical Parts List

    ■ Mechanical Parts List MP3-SW3000 Note: Parts order must contain Chassis No., Part No., and Descriptions. ● CABINET PARTS -64-...
  • Page 65 DEC AV SHEET-MP3A 610 308 2981 PANEL AV-MP3A 610 311 4521 SPACER BOTTOM C-MP3A 610 311 1025 SPACER FRONT MP3A 645 047 8031 BADGE,SANYO*26.2X5.7L26.0 CHASSIS PARTS OPTICAL PARTS 610 308 2721 CAP LNS-MP3A 610 311 0073 ASSY,LCD PNL/PRISM-MP3A 610 308 2776...

  • Page 66: Optical Parts List

    ■ Optical Parts List MP3-SW3000 Note: Parts order must contain Chassis No., Part No., and Descriptions. -66-...
  • Page 67 MP3-SW3000 Optical Parts List 64 : Green 65 : Blue Polarized glass with mounting holder Polarized glass sticked on Condenser lens(R) 66 : Red -67-...
  • Page 68 SANYO Electric Co., Ltd. (MP3A) Sep. 2003 BB 400 Printed in Japan...
  • Page 69 PLC-SW30 MP3-SW3000 These schematic diagrams and printed wiring board drawings are part of the serv- ice manual original for chassis No. MP3-SW3000 model PLC-SW30. File with the service manual No. SM5110522-00. Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.

  • Page 70: Parts Description And Reading In Schematic Diagram

    ■ Parts description and reading in schematic diagram MP3-SW3000 1. The parts specification of resistors, capacitors and Resistor Reading coils are expressed in designated code. Please check Example 1/2 D J 10K B the parts description by the following code table. 2.
  • Page 71 ■ Pin description of diode, transistor and IC MP3-SW3000 ● Diode ● Diode K: Cathode A: Anode ● Transistor/FET ● Transistor/FET C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 ● IC ●...
  • Page 72 Diagrams & Drawings (MP3A)

  • Page 73: Schematic Diagrams

    ■ Schematic Diagrams INTAKE FAN INTAKE FAN INTAKE FAN INTAKE FAN EXHAUST FAN EXHAUST FAN SPEAKER FN902 FN905 FN901 FN904 FN903 FN906 M10B28900 M10B28900 M10B28800 M10B22406 M10B26502 M10B23004 A10B30900 FILTER AC CORD INLET K601 J11B5760N F601 4A250V (LIVE) C603 K68C AC100-120V TCSL SW902...
  • Page 74 R5244 1/10GJ22 R5214 C5218 R8204 1/3GJ000 C5206 16EM C5204 IC5201 1/16GJ 47WM 6.3UM 10KZ1 C5219 R5201 C5201 120CG UGQF AN5870SB 16KZ1FA GBLKSPL (FROM IC301 156P) L1001 SC1001 L1011 R1001 1/16GJ 16KZ 1/8GZ000 F34DE180P 1/3GJ75 2.2FA Z30B0120G VCC2 RIN1 C8206 R8209 R8206 16KK 1/16GJ...
  • Page 75 S3.3V_PW IC9401 J10EG060G TURBO R1841 IC1841 Q1841 1/16GZ 2SK536P 24LC32AT-I/SN POWER_FAIL R1847 R1844 P_SDA1 1 A0 C1841 1/16GJ 1/16GJ 25KZ0.1 3.3KC 4.7KC 2 A1 TEST GQFZ P_SCLK1 P_SCLK1 3 A2 R1848 4 VSS R1842 TE301 (TO IC8801 TRMP) 1/16GJ 1/16GJ J30A00102 IC8801 R1846...
  • Page 76 L2501 1/8GZ000 POWER POWER 15.5V 15VL "CN201" "CN202" R2501 Q2501 D2511 P_FAIL 1/16GJ 2SA1203Y 1SS355 FN902 FN905 FN901 1.5KC R2502 P_FAIL C2513 R2503 1/16GJ L2511 15.5VP 25KZ 1/16GJ 4.7KC 1/8GZ000 C518 0.1GQFZ 4.7KC 25KZ R522 1/16GJ100C K66A K66B K66C B_V2 C2501 C2512 C519...

  • Page 77: Printed Wiring Board Diagrams

    ■ Printed Wiring Board Diagrams CAUTION R/C (SIDE:A) R/C (SIDE:B) This projector is isolated from AC line by using the internal converter transformer. Please pay attention to the following notes in servicing 1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold 1AA4B10C3650B sides (secondary circuit) at the same time.
  • Page 78 AV (SIDE:A) AV (SIDE:B) FILTER (SIDE:A) FILTER (SIDE:B) MAIN “K50A” MAIN “K50B” R2024 R2028 F. G. R2022 R2026 R2037 C2004 Q2003 R2013 R2029 R2012 R2027 R2023 K10D R2006 C2003 Q2001 Q2002 K10E R2008 D2002 SW10A SW10A R2031 D1051 R2034 R2036 C1051 C5218 L2008...

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