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FILE NO. SERVICE MANUAL Multimedia Projector Model No. PLC-XP51 PLC-XP51L (SUPPLEMENT) U.S.A., Canada, Europe, Asia, Africa Original Version Chassis No. MH5-XP5100 MH5-XP51L00 PLC-XP51 NOTE: Match the Chassis No. on the unit’s back cover with the Chassis No. in the Service Manual.
■ Contents - NOTE - Any information not contained in this manual will be found in the original model's service manual SM5110500-00 for models PLC-XP55 and PLC-XP55L. MAJOR CHANGES as below: - LCD Panels and LCD driving circuit - Projection Lens - Optical parts - Electrical parts (the lamp and the ballast unit) - fan controls and the I/O expander...
■ Specifications Projector Type Multi-media Projector Dimensions 12.6" x 6.6" x 16.8" (319 mm x 168 mm x 429.5 mm) (W x H x D) Net Weight 19.2 lbs (8.7 kg) PLC-XP50/XP51, 16.3 lbs (7.4 kg) PLC-XP50L/XP51L LCD Panel System 1.3"...
■ Lamp Replacement * The replacement lamp is changed. 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-LMP81 610 314 9127 lamp cover.
■ Optical Parts Disassemblies * Following assemblies differ from previous assemblies for chassis No. MR3-XP5500, others are the same; - The direction of the phase sheet on the pre-polarized glass is changed. Polarized Glass-Out and Wide view Glass removal Remove 4 hex screws and take the LCD/Prism ass’y off upward.
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Optical Parts Disassemblies * Following assemblies differ from previous assemblies for chassis No. MR3-XP5500 others are the same; - The optical filters are added. Polarized Glass-In and Optical Filter-In(WV) removal Remove each hex screw and pull the Polarized Glass-In ass’y upward. Remove a stopper and take the glass off upward.
■ Optical Adjustments * Following adjustment differs from previous adjustment for chassis No. MR3-XP5500 others are the same; - Contrast adjustment 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. Note: Do not disconnect connectors K8L, K8X, K8D, K8G and K8E on the main board, because the projector can not turn on due to operate the power failure protection.
■ Adjustments after Parts Replacement * Following adjustment differs from previous adjustment for chassis No. MR3-XP5500 others are the same; - Electrical adjustments ● ❍ : Adjustment necessary : Check necessary Disassembly / Replaced Parts LCD/ Polarized glass Main Condenser Relay Power Prism...
■ Electrical Adjustments * Following information differs from the chassis No. MR3-XP5500, others are the same; ● Circuit Adjustments - the electrical 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.
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Electrical Adjustments NRS adjustment PC black Level adjustment 1. Receive the 16-step gray scale computer signal with 1. Receive the 16-step gray scale computer signal with Input 1 [RGB(Analog)] mode. Input 1 [RGB(Analog)] mode. 2. Enter the service mode. 2. Enter the service mode. TPNRS TP35G 3.
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Electrical Adjustments ⁄0 PC gain adjustment Video A/D reference voltage (bottom side) adjustment 1. Receive the 16-step gray scale computer signal with Input 1 [RGB(Analog)] mode. 1. Receive the 16-step gray scale composite video sig- 2. Enter the service mode. nal with Input 3 [Video] mode.
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Electrical Adjustments ⁄4 ⁄6 Video gain adjustment Component Y pedestal adjustment 1. Receive the 16-step gray scale composite video sig- 1. Receive the black 0% component 480i video signal nal with Input 3 [video] mode. with Input 3 [Component] mode. 2.
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Electrical Adjustments ¤0 ¤4 RGB G pedestal adjustment Common center adjustment 1. Receive the black 0% RGB 480p video signal with 1. Receive the 16-step gray scale computer signal with Input 2 [RGB] mode. Input 1 [RGB(Analog)] mode. 2. Enter the service mode. 2.
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.
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Electrical Adjustments Adjustment Item Initial Value Range Input source / Description ✻ R_V1 0 ~ 255 DAC2 Video center adjustment [R] ✻ G_V2 0 ~ 255 DAC2 Video center adjustment [G] ✻ B_V2 0 ~ 255 DAC2 Video center adjustment [B] ✻...
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Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Temp Fan-Out Range High 1350 / 1000 Control range of Fan control voltage by Temperature Sensor A Temp Fan-Out Range Low 780 / 700 / 1000 Diff (UP)Src Range High Difference of temperature between temp-A and temp-C for Fan additional voltage (upward) Diff (UP)Src Range Low Diff(DWN)Src Range High...
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Electrical Adjustments Adjustment Item Initial Value Range Input source / Description SYNC_OUT_DELAY_H, 0 ~ 2047 017 / 018 Read only SYNC_OUT_DELAY_V, 0 ~ 2047 019 / 020 Read only IMAGE_OUT_START_H, Set 0 021 / 022 IMAGE_OUT_END_H, 2047 Set 2047 023 / 024 IMAGE_OUT_START_V, 0/ 0/ 0/ 0/ 0/ 0/ 0/ 0/ 0 0 ~ 2047...
Electrical Adjustments * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - The main board is changed. Test Points and Locations ● MAIN BOARD TP1301E TP1312 TP1311 TPFN4 TPFN4 TE801 TP801 IC801 TP9851 TP9852 TP351 TP9885 TP9884 TP18V...
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Chassis Block Diagrams * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - IC7301<TA1370>, sync separator between IC4101 and K30R, is deleted. Inputs & video signal processing stage in AV BOARD DIGITAL TMDS DATA DIGITAL RGB RGB(DIGITAL) INPUT DDC_CLK/DATA...
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Chassis Block Diagrams * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - Test points TP13RCR/BCB/GY are changed, and the clamp circuit of IC211 is deleted. Video signal processing stage IC301 SCAN CONVERTER IC3211 IC3212 IC3213 IC4251 IC4261...
Chassis Block Diagrams * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - The ICs of the LCD panel drivers are changed. ● LCD panel driving stage SCLK3/SDATA3/STB3 IC9402 SDRAM <EM638325> PW_RXD/TXD TP35B SDIF IC501 B-LCD B-LCD DRIVER DBSH...
Chassis Block Diagrams * Following information differs from the previous one for chassis No. MR3-XP5500, others are the same; - The ICs of the LCD panel drivers and IC1801 are changed. System Controls 21-24 35-36 31-26 37-38 51-54 41-42 IC9884 IC8091 SERIAL- EEPROM...
■ Power Supply Lines * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - FAN controls are changed, and 3.3VL/15VL are added. Power supply lines & protection circuits FN904 FN906 FN907 FN903 K70C 49-52 9-10 49-52 K30P CN16C...
■ Waveforms * The test points are changed. VIDEO-IN <IC3101-1> Y-IN <IC3101-5> C-IN <IC3101-7> H-SYNC-OUT <IC3101-9> V-SYNC-OUT <IC3101-4> Sandcastle-OUT <IC3101-10> Y-IN <TP13GY> CB-IN <TP13BCB> CR-IN <TP13RCR> R <TP21R> G <TP21G> B <TP21B> R-S&H OUT <TP35R> G-S&H OUT <TP35G> B-S&H OUT <TP35B> -33-...
■ Control Port Functions * Following information differs from the chassis No. MR3-XP5500, others are the same; - IC1801 is changed from M66500FP ● Parallel I/O Expander (IC1801, M66501FP) to M66501FP. Pin No. Name Function Name Function Polarity ECO_SW Lamp Eco Mode sw Eco = H TURBO_LED Bright LED Drive...
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Control Port Functions * Following information differs from the previous chassis No. MR3-XP5500, others are the same; - The functions of IC801 and IC7801 are changed, and IC5501 & IC5531 are added. ● System Control & I/O Port Table (IC801) See original page.52-53 Pin No.
■ Electrical Parts List MH5-XP5100 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.
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MH5-XP5100 Electrical Parts List Note: Parts order must contain Chassis No., Part No., and Descriptions. ● OUT OF CIRCUIT BOARD RC Front Board Sensor1 Board FN901 Intake Fan FN904 Cooling Fan Drive Board Power Board Sub Power Main Board Board Lamp Ballast FN902 Board...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1711 TR 2SC2812N-L7-TB0 405 163 2718 TR 2SA1179N-M7-TB Q3163 405 014 4519 TR 2SC2412K T146 R Q4508 405 014 4519 TR 2SC2412K T146 R 405 014 4618 TR 2SC2412K T146 S 405 014 4618...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 002 0318 TR 2SA1037K T146 R 405 014 4618 TR 2SC2412K T146 S 405 002 0417 TR 2SA1037K T146 S 405 015 8724 TR 2SC2812-L6-TB 405 002 6726 TR 2SA1179-M6-TB 405 015 8922...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description IC1560 409 051 2930 IC TC4053BF(EL) IC4553 409 461 7314 IC AD8057ART-REEL7 IC1621 409 390 0011 IC LM7171AIMX IC4801 409 416 6416 IC BA033FP-E2 409 486 7719 IC LM7171BIMX 409 410 1011 IC UPC2933T-E1...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 409 521 4512 IC ML60851DTB C1511 403 392 1212 ELECT 47U M 6.3V IC9822 409 336 3222 IC TC7SH02FU(TE85L) C1512 403 164 0234 CERAMIC 0.1U Z IC9851 409 418 8616 IC M66230FP-200D...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C2117 403 392 1212 ELECT 47U M 6.3V C2371 403 283 6339 CERAMIC 1U Z C2118 403 164 0234 CERAMIC 0.1U Z C2372 403 283 6339 CERAMIC 1U Z C2119...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C289 403 164 0234 CERAMIC 0.1U Z C318 403 164 0234 CERAMIC 0.1U Z C291 403 164 0234 CERAMIC 0.1U Z C319 403 164 0234 CERAMIC 0.1U Z C292 403 394 1319...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C3583 403 394 1319 ELECT 100U M 6.3V C426 403 149 9248 CERAMIC 0.01U Z C3584 403 164 0234 CERAMIC 0.1U Z C4262 403 164 0234 CERAMIC 0.1U Z C3591...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C487 403 164 0234 CERAMIC 0.1U Z C6334 403 113 3835 CERAMIC 1000P K C4883 403 394 9315 ELECT 220U M 6.3V C6335 403 164 0234 CERAMIC 0.1U Z C4891...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C8016 403 164 0234 CERAMIC 0.1U Z C9423 403 164 0234 CERAMIC 0.1U Z C8017 403 164 0234 CERAMIC 0.1U Z C9426 403 164 0234 CERAMIC 0.1U Z C8018 403 394 1319...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1103 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1423 401 105 0316 MT-GLAZE 10 JA 1/16W R1104 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1424 401 105 0316 MT-GLAZE 10 JA 1/16W R1105...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1547 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1876 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1548 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1877 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R1549...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R2344 401 217 4110 MT-GLAZE 22K FA 1/16W R2557 401 105 1115 MT-GLAZE 12K JA 1/16W R2345 401 105 0514 MT-GLAZE 1K JA 1/16W R260 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R2346...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3160 401 105 3317 MT-GLAZE 2.7K JA 1/16W R3531 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R3161 401 105 6615 MT-GLAZE 6.8K JA 1/16W R3532 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R3162...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R4213 401 105 0415 MT-GLAZE 100 JA 1/16W R4527 401 105 0613 MT-GLAZE 10K JA 1/16W R4216 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R4532 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R4217...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R4823 401 105 4512 MT-GLAZE 390 JA 1/16W R5552 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R4824 401 105 4512 MT-GLAZE 390 JA 1/16W R5553 401 105 0613 MT-GLAZE 10K JA 1/16W R4825...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R7811 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R8039 401 105 0316 MT-GLAZE 10 JA 1/16W R7816 401 036 2717 MT-GLAZE 270 JA 1/8W R804 401 105 0415 MT-GLAZE 100 JA 1/16W R7817...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R8511 401 105 2914 MT-GLAZE 22K JA 1/16W R9442 401 105 7919 MT-GLAZE 0.000 ZA 1/16W R854 401 105 0613 MT-GLAZE 10K JA 1/16W R9444 401 105 0613 MT-GLAZE 10K JA 1/16W R855...
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MH5-XP5100 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R9827 401 105 0514 MT-GLAZE 1K JA 1/16W RB2502 645 037 0656 R-NETWORK 0X4 0.063W R9829 401 105 0613 MT-GLAZE 10K JA 1/16W 645 024 7477 R-NETWORK 0X4 1/16W R9851 401 105 7919...
Note : No. of PLC-XP51L This item belongs to "Accessories". This item belongs to "Accessories". No.70 includes No.24 and No.45. Note : No.71 of PLC-XP51 Note : No.73 of PLC-XP51L (PLC-XP50L does not This item belongs to "Accessories". provide the projection lens.) Refer to "Lens instruction manual".
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MH5-XP5100 Optical Parts List Note: Parts order must contain Chassis No., Part No., and Descriptions. 64: Red Part No. Polarized Grass 65: Green 5 * * Film side Optical Filter 63: Red & Green Part No. Polarized Grass 66: Blue 5 * * Film side -76-...
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MH5-XP5100 Optical Parts List 72-d: Red 72-e: Green 72-f: Blue 72-g: Green 72-h: Blue 72-a: Red 72-b: Green 72-c: Blue -77-...
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MH5-XP5100 Optical Parts List CAUTION: Part must be placed in specified direction when replacing the optical parts. Please see “Optical Parts Disassemblies” for further instructions. -78-...
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SANYO Electric Co., Ltd. (MH5A) DEC. 2004 BB 400 Printed in Japan...
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PLC-XP51 MH5-XP5100 These schematic diagrams and printed wiring board drawings are part of the serv- ice manual original for chassis No. MH5-XP5100, model PLC-XP51. File with the service manual No. SS5110715-00. Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.
■ Parts description and reading in schematic diagram MH5-XP5100 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.
■ 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 FILTER (SIDE:A) FILTER (SIDE:B) sides (secondary circuit) at the same time.
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MAIN (SIDE:A) LENS SHIFT CONNECT CONTROL “K68A” RC “K28A” SUB POWER “K66E” SUB POWER “K66D” “K9C” R1859 R1862 TP35B FN904 R-LCD PANEL C7833 C7832 B-LCD PANEL IC501 C4805 R4896 D3561 D4806 D4811 TP35R C507 C3564 RB2501 RB2502 RB2503 R514 TPSH_B_S D4891 D4819 C503...