Sanyo PLC-SU40 Service Manual
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Sanyo PLC-SU40 Service Manual

Sanyo PLC-SU40 Service Manual

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SERVICE MANUAL

PRODUCT CODE
1 122 159 00
(MB3A)
1 122 160 00
(PB3A)
1 122 160 02
(PB3C)
1 122 159 20
(MB3AA)
Multimedia Projector
FILE NO.
Model No. PLC-SU40
Original Version
Chassis No. MB3-SU4000
MB3-SU2500
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.
PLC-SU25
U.S.A., Canada,
Europe, Asia, Africa
Service
SM
5110451

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  • Page 1: Service Manual

    FILE NO. SERVICE MANUAL Multimedia Projector Model No. PLC-SU40 PLC-SU25 U.S.A., Canada, Europe, Asia, Africa Original Version Chassis No. MB3-SU4000 MB3-SU2500 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 ■ Adjustments after Parts Replacement ________________________________5 ■ Circuit Protections ________________________________________________6 ● Thermal switch ____________________________________________6 ● Interlock switch ____________________________________________6 ● Fuse ____________________________________________________6 ● Warning temperature and power failure protection __________________7 ■ Mechanical Disassemblies__________________________________________8 ■...

  • 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) 13.11” x 3.52” x 9.96” (333mm x 89.5mm x 253mm) Net Weight 9.5 lbs (4.3 kg) LCD Panel System 0.8” TFT Active Matrix type, 3 panels Panel Resolution 800 x 600 dots Number of Pixels 1,440,000 (800 x 600 x 3 panels)

  • Page 5: Adjustments After Parts Replacement

    ■ Adjustments after Parts Replacement ● ❍ : Adjustment necessary : Check necessary Disassembly / Replaced Parts LCD/ Polarized glass Condenser Condenser Main Relay P. F. Power Prism Lens Lens-Out Board Lens-Out Board Board Ass’y Contrast Adjustment ● R-Contrast adjustment ●...

  • Page 6: 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 Line Filter Board Fuse The fuse is located inside of the projector.

  • Page 7: Warning Temperature And Power Failure Protection

    Circuit Protections ● Warning temperature and power failure protection The projector will be automatically turned off when the internal temperature of the projector exceeds the normal oper- ating temperature, or the cooling fans stop, or the power supplies in the projector are failed. - If the TEMP WARNING indicator (red) is flashing, it may detect the abnormal temperature inside the projector.

  • 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 AV, DVI, Temp Board and Speaker removal Remove 1 screw (M4x8) to release grounding wires. Pull the Rear Panel ass’y upward. Remove 4 screws (T3x6) and remove the AV Board. Remove 4 screws (T3x6) and remove the DVI Board. Remove 4 screws (T2.6x6) and remove the speaker.
  • Page 10 Mechanical Disassemblies Lamp Ballast Unit removal Remove 1 screw (M3x4) and remove SW902, and then remove 1 screw (M3x6) and disconnect the Lamp Socket. Remove 2 screws (M3x6) to take the Lamp Ballast ass’y upward off. Remove 2 screws (T2x6) to take the isolation sheet off. Remove 4 screws (T3x6) to take the lamp ballast board off.
  • Page 11 Mechanical Disassemblies Power Box Cover and Fans(FN901, FN906) removal Remove 4 screws (M3x12) to take the Fan(FN901) off. Remove 4 screws (M3x8) to take the Fan(FN906) off. Remove 3 screws (M3x6) to take the Power Box Cover upward off. FN906 Power box cover FN901 Fig.7...
  • Page 12 Mechanical Disassemblies Optical Unit removal (2) Step from previous procedure. Remove 6 screws (M3x8) to take the Optical Unit upward upward off. To mount optical unit, mount optical unit first then mount the Lamp assembly and Lamp Cover. Optical unit Fig.8 Power and P.F.
  • Page 13 Mechanical Disassemblies ⁄0 Fan (FN905) removal Remove 1 screw (M3x6) and take a Washer, Spring and Interlock Switch lever. Pull the Fan and duct ass’y upward, then remove the Interlock switch lever 2 screws (M3x6) to take the Fan (FN905) off. FN905 Fig.10 ⁄1...

  • Page 14: Optical Parts Disassemblies

    ■ Optical Parts Disassemblies Before taking this procedure, remove Cabinet Top and Main Board following to the “Mechanical Disassemblies”. Disassembly requires a 2.0mm hex wrench. Projection Lens removal Remove the Front Panel following to “Front Panel Removal” on “Mechanical Disassemblies”. Remove 4 screws (M3x10) to take the Projection Lens ass’y off.
  • Page 15 Optical Pats Disassemblies Condenser lens disassembly Remove 2 screws (M2.5x6) and pull the Condenser Lens ass’y upward. Remove 4 screws (M2x4) to take the Lens off from the holder. Condenser Lens Holder * Lens should be placed as the flat Fig.3- surface side comes to the holder side.
  • Page 16 Optical Parts Disassemblies Relay Lens-Out disassembly Remove 2 screws (M2.5x6) and pull the Relay Lens-Out ass’y upward. Remove 2 screws (M2x4) to take the Lens off from the holder. Note: There is no mounting direction of the lens. Holder Relay Lens-Out Fig.5- Fig.5- Polarized Glass-In removal...
  • Page 17 Optical Parts Disassemblies Polarized Glass-Out/Pre-Polarized Glass removal Remove 4 screws (M2.5x4) and take the LCD/Prism ass’y off upward from the optical unit. Remove each screw and take the glass off upward. Note: The G-LCD panel has a pre-polarized glass is mounted between the polarized glass-out (G) and LCD panel as Fig.7-2.
  • Page 18 Optical Parts Disassemblies Locations and Directions Key No. Description When the optical parts in the optical unit mounting or assembling, the Mirror (W) parts must be mounted in the specified location and direction as Integrator lens (OUT) shown in figure below. Prism beam splitter (PBS) Dichroic mirror (B) Condenser lens (OUT)

  • Page 19: Lcd Panel/Prism Ass'y Replacement

    ■ LCD Panel/Prism Ass’y Replacement IMPORTANT NOTICE on LCD Panel/Prism Ass'y Replacement LCD panels used for this model can not be replaced separately. Do not disassemble the LCD Panel/Prism Ass’y. These LCD panels are installed with precision at the factory. When replacing the LCD panel, should be replaced whole of the LCD panels and prism ass’y at once.

  • Page 20: Lamp Replacement

    ■ Lamp Replacement WARNING: ORDER REPLACEMENT LAMP - For continued safety, replace with a lamp assembly of the same type. Type No. Service Parts No. - Allow the projector to cool for at least 45 minutes before you open the POA-LMP53 610 303 5826 lamp cover.

  • Page 21: Optical Adjustments

    ■ Optical Adjustments Before taking optical adjustments below, remove the Cabinet Top and Main Board following to the “Mechanical Disassemblies” Adjustments require a 2.0mm hex wrench and a slot screwdriver. When you adjust Condenser lens, Condenser lens-out or Relay lens adjustment, you need to disconnect some connectors and FPC cables of LCD panels on the main board.
  • Page 22 Optical Adjustments Condenser Lens adjustment Turn the projector on by a state of without FPC cables. Project only green light on the screen. Adjust the adjustment base of condenser lens assy to make color uniformity in green. 1) If the shading appears on the left or right of the screen as Green shown in Fig.2-1, loosen 2 screws with the 2.0mm hex driv-...
  • Page 23 Optical Adjustments Condenser Lens-Out adjustment Turn the projector on by a state of without FPC cables. Project green and blue lights on the screen. Adjust the adjustment base of condenser lens-out assy to make color uniformity in cyan. 1) If the shading appears on the left or right of the screen as shown Cyan in Fig.3-1, loosen 1 screw with the 2.0mm hex driver, and...
  • Page 24 Optical Adjustments Relay lens-Out adjustment Turn the projector on by a state of without FPC cables. Project all of lights on the screen. Adjust the adjustment base of relay lens assy to make color unifor- mity in white. 1) If the shading appears on the left or right of the screen as shown White in Fig.4-1, loosen 1 screw with the 2.0mm hex driver, and...

  • Page 25: Electrical Adjustments

    ■ Electrical Adjustments ● Service Adjustment Menu Operation To enter the service mode To enter the “Service Mode”, press and hold the MENU and IMAGE button on the projector at the same time for more than 3 seconds. The service menu appears on the screen as follows. To adjust service data Select the adjustment item no.

  • Page 26: 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 27 Electrical Adjustments Signal Center adjustment Gain adjustment [PC] 1. Receive the 16-step grey scale computer signal with 1. Receive the 16-step gray scale computer signal with Computer [Analog RGB] mode. Computer [Analog RGB] mode. 2. Enter the service mode. 2. Enter the service mode. TP505R TP505R 3.
  • Page 28 Electrical Adjustments Gain adjustment [Component] Gamma Gain adjustment [AV] 1. Receive the 16-step gray scale component video sig- 1. Receive the 16-step gray scale composite video sig- nal [480i] with Video [Y,Cr,Cb] mode. nal with Video [Video] mode. 2. Enter the service mode. 2.
  • Page 29 Electrical Adjustments ⁄0 ⁄2 Signal Offset adjustment [PC] White Balance adjustment 1. Receive the 16-step gray scale computer signal with [PC WHITE BALANCE ADJUSTMENT] Computer [Analog RGB] mode. 1. Receive the 16-step gray scale computer signal with 2. Enter the service mode. Computer [Analog RGB] mode.

  • Page 30: Test Points And Locations

    Electrical Adjustments Test Points and Locations ● MAIN BOARD TP6241 TP6221 TP6201 TP3501 TP3531 -30-...

  • Page 31: 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 32 Electrical Adjustments Initial Item No. Name Device YCbCr Video Detail NTSC V-Line Color Shading Correction Setting (B_OFFSET 4) CXD3526GG V-Line Color Shading Correction Setting (B_OFFSET 5) CXD3526GG V-Line Color Shading Correction Setting (B_OFFSET 6) CXD3526GG V-Line Color Shading Correction Setting (B_OFFSET 7) CXD3526GG V-Line Color Shading Correction Setting (B_OFFSET 8) CXD3526GG...
  • Page 33 Initial Item No. Name Device YCbCr Video Detail NTSC REDGAIN AD9884 GRNGAIN AD9884 BLUGAIN AD9884 REDOFST AD9884 GRNOFST AD9884 BLUOFST AD9884 CLDUR AD9884 CLPLACE AD9884 OverScan Expand Ratio (Vertical) 60Hz PIXEL Video and S-Video mode only. Expand Ratio (Horizontal) 60Hz PIXEL Position (Horizontal) 60Hz PIXEL...

  • Page 34: Chassis Block Diagrams

    ■ Chassis Block Diagrams Chassis over view B-PANEL G-PANEL R-PANEL D0-7 A0-A17 TXD,RXD IC6301 SYNC-SW IC5351 INVERTER IC5341 G-SYNC IC5331 DVI-SW IC5321 PC/AV-SW IC5311 PC1/PC2-SW IC5001 AUDIO-AMP. IC001 AUDIO-SW D-SUB DVI-I AUDIO -34-...

  • Page 35: Inputs & Video Signal Processing Stage

    Chassis Block Diagrams Inputs & video signal processing stage IC8051 IC8061 IC8071 BUFFER BUFFER BUFFER IC6301 SYNC-SW <TC74LCX244> IC8001 IC8201 DVI-I/F IC3101 <> <THC63DV161> VIDEO DECIDER <VPC3230> IC5351 INVERTER IC5341 SYNC.SEP <BA7078> IC5331 IC5201 DVI-SW <TC4052> PC/AV RGB-SW <AN5870> IC5321 PC/AV-SW <BD7600>...

  • Page 36: Lcd Panel Driving Stage

    Chassis Block Diagrams LCD panel driving stage IC3561 IC441 IC431 IC421 IC411 IC401 BUFFER BUFFER BUFFER BUFFER LCD DRIVER <CXD3526> -36-...

  • Page 37: Audio Signal Processing Circuit

    Chassis Block Diagrams Audio signal processing circuit AV BOARD PC/AV_SW5 MUTE5 AUDIO-IN Q021 SP901 AUDIO-IN Q051 Q031 Q041 Q013 AUDIO Q014 Q011 MUTE5 Q012 K10T 21-22 19-20 17-18 D0-D7 MUTE: H D0-D7 PC: H AV: L PSCL MAIN BOARD VOL_CTL PSDA -37-...

  • Page 38: Motor Driving Circuit

    Chassis Block Diagrams Motor driving circuit FOCUS PSCL IC5551 FOCUS DRIVE FOCUS+,- <BA6287> PSDA ZOOM IC5501 11,12 D0-D7 ZOOM DRIVE <BA6287> ZOOM+,- MAIN BOARD POWER BOARD Logic Table of Drive ICs (IC5501,IC5551) Input Output Operation Forward drive Reverse drive Braking Mode Open Open Standby Mode -38-...

  • Page 39: System Controls

    Chassis Block Diagrams System controls IC7801 <M62392> IC1351 BUFFER IC1803 IC1804 IC1806 IC1813 IC1822 IC1823 <TC74LCX574> <TC74LCX574> <TC74LCX574> <TC74LCX574> <TC74LCX541> <TC74LCX541> IC301 SYSTEM CONTROL <PW164B-10> -39-...

  • Page 40: Power Supply & Protection Circuit

    Chassis Block Diagrams Power supply & protection circuit FAN CONTROL CIRCUIT Q65B Q65C Q662 15.5V AUDIO AUDIO AUDIO AUDIO 9VMCI 9VMCI 5V_SW POWER_FAIL FANDRIVE IC631 POWER OSC. <STR-Z5156> IC611 P.F.CONTROL <FA5502> IC1804 IC1813 IC1822 SW-OUT SW-OUT SW-IN IC301 SYSTEM CONTROL <PW161B-10>...
  • Page 41 Chassis Block Diagrams Fan controlcircuit FN901 D69D Q671 FN902 15.5V D69C Q67Q FN903 D67D Q67A D67Q IC671 D69B FN906 FN905 FN904 Q69A Q672 POWER_FAIL Q681 Q68Q D69A D68D Q68A D68Q IC681 Q682 Q66A POWER BOARD 13-14 19-20 21-22 11-12 IC1804 FANDRIVE I/O-SW SENSOR BOARD...

  • Page 42: Troubleshooting

    ■ 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 43: No Picture

    Troubleshooting No Picture Check following steps. No picture with all of Check signal processing stage and LCD driving stage; input sources Check RGB S&H signals at test points TP501B, TP502B, TP503G, TP504G, TP505R, TP506R. Check PSIG signals at test points TP3501 and TP3531. Check power supply circuit 15.5V SWD and peripheral circuit.
  • Page 44 Troubleshooting From previous page No picture with S-VIDEO Check AV source selecting stage; input source Check S-video signal (Y/C) on the AV board. Check IC2101, Video/S-Video-sw, and IC3101, Video decoder, and peripheral circuit. S/CV-SW signal (S-Video:H) is applied on pins 2, 7 and 12 of IC2101, output from pin 17 of IC1804.

  • Page 45: No Sound

    Troubleshooting No Sound Check following steps. audio signal Check PC/AV-audio switching circuit. observed on the AUDIO- Check IC001, audio-sw IC, and peripheral circuit. PC/AV_SW5 OUT terminal? (PC:L) signal is applied on pin 10 of IC001 through Q041. MUTE5 signal (Mute:H) is applied on pin 9 of IC001 output from pin 12 of IC1803 through IC1351, buffer IC.

  • Page 46: Control Port Functions

    ■ Control Port Functions ● System Control & I/O Port Table IC Ref. No Pin/Name Signal Name Function Note IC301 PortA0 ROMWEL For ICE PortA1 ROMWEH For ICE PortA2 BOOTWE For ICE PortA3 DDC_CK NVRAM I2C CLK for DDC PortA4 5V_SW Power ON/OFF MainPower-ON:High...
  • Page 47 Control Port Functions IC Ref. No Pin/Name Signal Name Function Note Not used Not used Not used KEY_WE Not used DSINV_SW Not used IC1822 Main Key Switch Main Key Switch Main Key Switch Main Key Switch M2/SEL0 Mouse Selection 0 M2/SEL1 Mouse Selection 1 LAMP_ERR...

  • Page 48: Waveform

    ■ Waveform VIDEO-IN <TPV3143> HS signal <TPHS> VS signal <TPVS> DHS signal <TPDHS> DVS signal <TPDVS> S&H-B <TP501B/TP502B> S&H-G <TP503G/TP504G> S&H-R <TP505R/TP506R> PSIG <TP3501> PSIG <TP3551> -48-...

  • Page 49: 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 50: Ic Block Diagrams

    ■ IC Block Diagrams ● AD8075 <Selector, IC201> ● AD8183ARU <Selector, IC1201> ● AN7513 <Audio-Amp, IC5001> -50-...
  • Page 51 IC Block Diagrams ● AD9884AKS <A/D, IC8201> ● AN5870SB <RGB-SW, IC5201> -51-...
  • Page 52 IC Block Diagrams ● AV9155C <Clock Driver, IC1301> 2XCPU OUTPUT SCLK20-22 BUFFERS CLOCK 14.318MHz crystal REFERENCE CLOCK 14.318MHz KBCLK 14.318MHz OUTPUT PERIPHERAL BUSCLK BUFFERS CLOCK FDCLK COMMCLK POWER-DOWN AGND ● BA6287 <Motor Drive, IC5501, IC5551, IC5561> -52-...
  • Page 53 IC Block Diagrams ● BA7078 <Sync Separator, IC5341> ● CXA7000R <D/A, S/H-LCD Driver, > IC501, IC1501, IC530, IC1531, IC561, IC1561 -53-...
  • Page 54 IC Block Diagrams ● CXD3526GG <LCD Driver, Timing Generator, IC401> ● FA5502 <P.F. Control, IC611> -54-...
  • Page 55 IC Block Diagrams ● LA7217 <Sync Separator, IC5361> ● M62392 <D/A, IC3561> -55-...
  • Page 56 IC Block Diagrams ● M62393 <D/A, IC281, IC7801> ● NJM2284M <Switch, IC2101> -56-...
  • Page 57 IC Block Diagrams ● PW164B-10 <System Control & Scan Converter, IC301> ● STR-Z2156 <Power Switching Control, IC631> -57-...
  • Page 58 IC Block Diagrams ● VPC3230D <Video Decoder, IC3101> -58-...

  • Page 59: Service Parts List

    ■ Electrical Parts List MB3-SU4000, MB3-SU2500 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 spe- cial significance to product safety.
  • Page 60 MB3-SU4000, MB3-SU2500 Electrical Parts List Note: Parts order must contain Chassis No., Part No., and Descriptions. ● OUT OF CIRCUIT BOARD A901 Key SW Board Ballast Board P.F. Board F601 Fuse Main Board Line Filter Board RC Front Board Power Board DVI Board Temp Board AV Board...
  • Page 61 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 014 4608 TR 2SC2412K T146 S ASSEMBLIED BOARDS 405 015 8704 TR 2SC2812-L6-TB 405 015 8902 TR 2SC2812-L7-TB 610 301 3954 ASSY,PWB,AV MA3A 405 163 1602 TR 2SC2812N-L6-TB0 610 301 3961 ASSY,PWB,DVI MA3A...
  • Page 62 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description Q222 405 014 4509 TR 2SC2412K T146 R INTEGRATED CIRCUIT 405 014 4608 TR 2SC2412K T146 S IC001 409 438 5500 IC TC4052BFT 405 015 8704 TR 2SC2812-L6-TB IC201 409 536 5600...
  • Page 63 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R021 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R2041 401 105 5509 MT-GLAZE 470K JA 1/16W R022 401 105 2805 MT-GLAZE 2.2K JA 1/16W R2042 401 105 5509 MT-GLAZE 470K JA 1/16W...
  • Page 64 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description L1057 645 045 6183 FILTER,EMI 25MHZ DVI BOARD L2004 645 044 8836 FILTER,EMI 100MHZ L2005 645 044 8836 FILTER,EMI 100MHZ 610 301 3961 ASSY,PWB,DVI MA3A L2006 645 044 8836 FILTER,EMI 100MHZ...
  • Page 65 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3081 401 105 3307 MT-GLAZE 2.7K JA 1/16W Q2701 405 014 4509 TR 2SC2412K T146 R R3082 401 105 3307 MT-GLAZE 2.7K JA 1/16W 405 014 4608 TR 2SC2412K T146 S 405 015 8704 TR 2SC2812-L6-TB...
  • Page 66 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 015 8704 TR 2SC2812-L6-TB 405 163 1701 TR 2SC2812N-L7-TB0 405 015 8902 TR 2SC2812-L7-TB Q6201 405 079 1505 TR 2SC4269-4-TB 405 163 1602 TR 2SC2812N-L6-TB0 Q6221 405 079 1505 TR 2SC4269-4-TB...
  • Page 67 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description IC401 409 528 3409 IC CXD3526GG C1309 403 155 1609 CERAMIC 33P J IC402 409 544 6804 IC BD4826G C1311 403 164 0204 CERAMIC 0.1U Z IC411 410 386 1902 IC TC74VCX125FT...
  • Page 68 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 403 373 7704 ELECT 100U M 6.3V C372 403 164 0204 CERAMIC 0.1U Z C3113 403 164 0204 CERAMIC 0.1U Z C3801 403 164 0204 CERAMIC 0.1U Z C3114...
  • Page 69 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 403 335 0408 ELECT 100U M 403 373 7704 ELECT 100U M 6.3V C5226 403 164 0204 CERAMIC 0.1U Z C5649 403 164 0204 CERAMIC 0.1U Z C5281 403 323 8805...
  • Page 70 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C7212 403 283 6309 CERAMIC 1U Z 403 373 7704 ELECT 100U M 6.3V C7213 403 164 0204 CERAMIC 0.1U Z C8217 403 164 0204 CERAMIC 0.1U Z C7214...
  • Page 71 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description RB7298 645 036 0985 R-NETWORK 47X4 1/32W R1213 401 105 7909 MT-GLAZE 0.000 ZA 1/16W 645 037 0830 R-NETWORK 47X4 1/32W R1301 401 105 7404 MT-GLAZE 8.2K JA 1/16W RB7299...
  • Page 72 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R2602 401 105 6506 MT-GLAZE 680 JA 1/16W R341 401 105 0306 MT-GLAZE 10 JA 1/16W R2603 401 105 4205 MT-GLAZE 33K JA 1/16W R343 401 105 7909 MT-GLAZE 0.000 ZA 1/16W...
  • Page 73 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3819TM 401 026 1604 CARBON 270K JA 1/6W R487 401 105 0306 MT-GLAZE 10 JA 1/16W R3841 401 105 5400 MT-GLAZE 47K JA 1/16W R488 401 105 0306 MT-GLAZE 10 JA 1/16W...
  • Page 74 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R5343 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R6213 401 105 0504 MT-GLAZE 1K JA 1/16W R5344 401 105 4601 MT-GLAZE 3.9K JA 1/16W R6214 401 105 1303 MT-GLAZE 15 JA 1/16W...
  • Page 75 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R7253 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R8101 401 105 5301 MT-GLAZE 4.7K JA 1/16W R7254 401 105 0702 MT-GLAZE 100K JA 1/16W R8102 401 105 5301 MT-GLAZE 4.7K JA 1/16W...
  • Page 76 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R9369 401 105 7909 MT-GLAZE 0.000 ZA 1/16W D2703 407 187 8209 ZENER DIODE UDZ12B-TE-17 R9372 401 105 0306 MT-GLAZE 10 JA 1/16W D2704 407 187 8209 ZENER DIODE UDZ12B-TE-17 R9373 401 105 0306...
  • Page 77 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1701 TR 2SC2812N-L7-TB0 Q68A 405 139 7706 TR IMZ1A-T108 POWER BOARD Q68P 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S 610 304 1629 ASSY,PWB,POWER MA3A 405 015 8704 TR 2SC2812-L6-TB...
  • Page 78 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C681 403 281 5205 CERAMIC 0.22U Z R67A 401 217 3806 MT-GLAZE 27K FA 1/16W C682 403 164 0204 CERAMIC 0.1U Z R67B 401 105 7909 MT-GLAZE 0.000 ZA 1/16W C684...
  • Page 79 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description DIODE C615 403 275 6003 MT-POLYEST 1.5U J 400V C617 404 085 9802 ELECT 180U M 450V D5501 407 209 4509 ZD UDZS-TE-176.8B C618 403 323 8706 MT-POLYEST 0.047U K 450V 407 187 7806...
  • Page 80 MB3-SU4000, MB3-SU2500 Electrical Parts List Key No. Part No. Description Key No. Part No. Description PTH611 408 037 4600 THERMISTOR NTH11D8R0LA (Spanish) 610 303 2139 OWNER'S MANUAL-MB3A-E AC CORD (US) 645 054 1162 CORD,POWER-3.0MK (EU) 645 054 1155 CORD,POWER-3.0MK LINE FILTER BOARD (UK) 645 054 1148 CORD,POWER-3.138MK...

  • Page 81: Mechanical Parts List

    ■ Mechanical Parts List MB3-SU4000, MB3-SU2500 Note: Parts order must contain Chassis No., Part No., and Descriptions. ● CABINET PARTS -81-...
  • Page 82 MB3-SU4000, MB3-SU2500 Mechanical Parts List ● Optical PARTS -82-...
  • Page 83 MB3-SU4000, MB3-SU2500 Mechanical Parts List 67 (Red) 68 (Green) 69 (Blue) -83-...
  • Page 84 MB3-SU4000, MB3-SU2500 Mechanical Parts List 53-a (Red) 53-b (Green) 53-c (Blue) 53-d (Green) -84-...
  • Page 85 MB3-SU4000, MB3-SU2500 Mechanical Parts List 52-a -85-...
  • Page 86 MB3-SU4000, MB3-SU2500 Mechanical Parts List -86-...
  • Page 87 HOLDER HANDLE-MS6A 645 047 1803 MIRROR(B) 610 303 3877 MOUNTING DUCT FR-MA3A 645 047 1810 MIRROR(R) 645 047 8031 BADGE,SANYO*26.2X5.7L26.0 645 059 4908 OPTICAL FILTER(UV CUT) 610 289 1812 BADGE V MARK S-MK6A 645 057 1282 POLARIZED GLASS(IN/R)DM 645 057 1299...
  • Page 88 SANYO Electric Co., Ltd. (MB3A) Jan. 2003 BB 400 Printed in Japan...
  • Page 89 MB3-SU2500 These schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. MB3-SU4000, MB3-SU2500 models PLC-SU40, PLC-SU25. File with the service manual No. SM5110451. Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.

  • Page 90: Parts Description And Reading In Schematic Diagram

    ■ Parts description and reading in schematic diagram MB3-SU4000, MB3-SU2500 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 91 ■ Pin description of diode, transistor and IC MB3-SU4000, MB3-SU2500 ● 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 92 Diagrams & Drawings (MB3A)
  • Page 93 ■ Schematic Diagrams LINE FILTER TERMOSTAT INTER LOCK AC CORD (SET TO OPEN 1AV4W11B AT 100+/-5°C) 00800 LF901 SW902 SW904 U20B30101 K903S C602 C603 C604 K901S S10B3370N AC100-120V (LIVE) C601 L601 L602 S10B3590N J11B F601 275GM 275GM J11B VA601 R601 275GM 275GM F35B...
  • Page 94 K10V J11MD400G PC1-R PC1-R K10V_39 C202 C201 PC1-G 25KZ 25KZ PC1-G K10V_37 PC1-B K10V_35 PC2-B R1001 R1003 Q201 R1081 C1001 IN2_R R1002 R1004 RX2+ RX2+ K10E_2 K10V_29 K10E_1 RX2- RX2- K10V_27 D1001 R1013 1/16 R201 R1082 1/16GJ 6.2B GZ0C R200 INPUT 100C R1016...
  • Page 95 J10ML400G PC1-R K3V_39 K3V_37 PC1-G ADHS (IC6301 15P) PC1-B K3V_35 ADCLK (IC6351 12P) L8203 C8214 C8216 L2PD2R2MG 25KZ0.1 6.3EM100 RB8251 POWER-FAIL GQFZ (WM:F1) R1EB4704G: D5281 K3V_29 3.3VD R1JA4704G 1SS355 RX2+ C8217 K3V_27 POWER_FAIL RX2- 25KZ0.1 GQFZ IC5281 K3V_23 PC1/PC2-SW5 R5284 RX1+ SI-3012LU-TL R8218...
  • Page 96 L8051 L2PD2R2MG IC7256 3.3V TC7S66FU DPC_ON DPC_ON R7273 C8051 3.3VS 6.3EM100 (WM:F1) R7288 (IC301 222P) GFBK D_CR0 R7275 R7261 D_CR1 IC301 D_CR2 SYSTEM (IC301 25P) PDEN R7262 R7263 D_CR3 1/16GZ0C 1/16GZ0C RB8014 RB8013 RB8012 RB8011 C8053 (IC8201 41P) COASTOUT CONTROL 25KZ0.1 R1EB4704G: R1EB4704G:...
  • Page 97 FAN.SENS J10QY400G J10EG060G K8S_1 K8S_2 K8E_1 K8S_3 K8S_4 TEMP ZOOM_- ZOOM_+ K8E_2 IC8801 K8S_5 K8S_6 LAMP_BST_SW FOCUS_- FOCUS_+ “K48E” K8E_3 K8S_7 SDA1_5 R8801 LM76CHMX-5 R8803 1/16GJ 1/16GJ K8S_9 FANDRIVE LAMP_BST_SW 10KC K8E_5 J10EZ SCL1_5 K8S_11 200G FANDRIVE IC5641 C8803 POWER_FAIL K8S_13 25KZ0.1 POWER_FAIL...
  • Page 98 IC1801 TP801 J30B 1640G TC7SH04FU; L1301 C1301 C1303 L2A7 C1302 SN74AHC1G04HDCKR 3.3VS 25KZ 25KZ 3R3MG 470D GQFZ GQFZ 3.3VS TP802 J30B C1802 3.3VS 1640G (IC301 135P) IC1802 25KZ L1302 GQFZ TC7W00FU 1/8GZ000 C807 C1801 R802 10KZ1U 10KZ GQFZ 1/16GJ 10KC GQFZ R1309 C1311...
  • Page 99 C516 C515 10KZ1U 6.3EM C513 GQFZ 330D 25KZ0.1 GQFZ 15.5V C517 D2601 6.3KK L502 2.2GQ 1SS355 L2A9R47MG (IC7801 5P) B_VREF Q2601 POWER_FAIL VCOM_B 2SA1203Y R519 C511 R512 R511 R513 25KZ0.1 2.5VD POWER_FAIL 1/16GZ 1/16GZ POWER_FAIL 2.5VS GQFZ R2561 C2561 C2562 R2601 R2563 R2564...
  • Page 100 SCH_MB3A...

  • Page 101: Printed Wiring Board Diagrams

    ■ Printed Wiring Board Diagrams ! CAUTION 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 sides (secondary circuit) at the same time.
  • Page 102 MAIN (SIDE:A) P.F (SIDE:A) INTER LOCK LAMP BALLAST “A901” SW “SW904” R5324 R1201 R1208 C5312 C5326 Q5302 R1202 C1209 IC5321 R1203 R5316 Q5301 C1203 Q8002 D5321 R1211 C5281 R5332 D5324 R1212 D5281 C5323 R1213 TP12E R8005 Q7601 R5326 R5322 IC5311 C1202 C5223 R5282...
  • Page 103 MAIN (SIDE:B) P.F (SIDE:B) R614 FB613 DVI “K10W” DVI “K10V” AV “K10Y” AV “K10T” AV “K10U” PTH611 R613 C612 DB611 Q611 D614 TSW611 R62L SP901 R5317 C5311 C5321 C5325 R5306 R5307 C2101 C2102 C8101 C5224 R62P C3874 C5322 C3873 IC8001 R5318 C5207 C9791...
  • Page 104 POWER (SIDE:A) POWER (SIDE:B) D631 C642 C642 T651 R634 C639 D653 C653 C653 R635 R636 P.F. “K6E” IC651 PC642 C694 R691 C656 R657 R656 C659 C693 PC641 R641 D634 R661 Q641 PC643 R643 R640 C661 C686 C65F C692 C691 C65G EXHAUST FAN R662 L695...
  • Page 105 KEY SW (SIDE:A) LINE FILTER (SIDE:A) MAIN “K8A” ON-OFF L601 F601 TYPE: 215004 T4AH 250V 1AA4B10C SW6801 3250C_B F601A LIVE 1AA4B10C3370A K68A SW902 D2863 A SIDE SW904 LF901 D2862 D2864 NEUT LAMP REPLACE WARNING TEMP. (YELLOW) READY(GREEN) (RED) C603 D2861 POWER LAMP C602 C601...

This manual is also suitable for:

Plc-su25

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