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BOXLIGHT CP-320tA Service Manual

Multi-media projector
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SERVICE MANUAL

ORIGINAL VERSION
Chassis No. MW3-CP-320tA00
PRODUCT CODE
1 122 213 24
(MW3EE)
SERVICE MANUAL
BOXLIGHT CP-320tA
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.
SM
REFERENCE NO.
Service
5110587 -00

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Summary of Contents for BOXLIGHT CP-320tA

  • Page 1: Service Manual

    SERVICE MANUAL SERVICE MANUAL BOXLIGHT CP-320tA ORIGINAL VERSION NOTE: Match the Chassis No. on the unit’s back cover with the Chassis No. in the Service Manual. Chassis No. MW3-CP-320tA00 If the Original Version Service Manual Chassis No. does not match unit’s,...

  • Page 2: Table Of Contents

    ■ Contents ■ Contents________________________________________________________2 ■ Safety Instructions ________________________________________________3 ■ Specifications ____________________________________________________4 ■ Circuit Protections ________________________________________________5 ● Fuse ____________________________________________________5 ● Thermal switch ____________________________________________5 ● Lamp cover switch __________________________________________5 ● Warning temperature and power failure protection ________________6 ■ Lamp Replacement ______________________________________________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) 11.73" x 2.8" x 8.58" (298mm x 71mm x 218mm) (not including raised portions) Net Weight 6.2 lbs (2.8 kg) LCD Panel System 0.8" TFT Active Matrix type, 3 panels Panel Resolution 1024 x 768 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 Fuse A fuse is located inside of the projector. When the POWER indica- 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 projector will be automatically turned off when the internal temperature of the projector is abnormally high, or the cooling fans stop spinning, or the power supplies in the projector are failed. - If the WARNING indicator is flashing, it may detect the abnormal temperature inside the projector.

  • Page 7: Lamp Replacement

    ■ Lamp Replacement WARNING: ORDER REPLACEMENT LAMP - For continued safety, replace with a lamp assembly of the same Type No. Service Parts No. type. POA-LMP55 610 309 2706 - Allow the projector to cool for at least 45 minutes before you open the lamp cover.

  • 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, R/C Board, FN902 removal Remove 2 screws (M3x8), 3 screw (M2.5x6) and disconnect terminal “K8D” on the Main Board. Pull the Cabinet Front forward off and remove 1 screw (T3x6) to take the R/C Board off. Disconnect terminal “K8P”...
  • Page 10 Mechanical Disassemblies Speaker, AV and DVI Board removal Pull the speaker “SP901” upward off from the speaker groove. Remove each screw (M4x6) to release grounding wires. Pull the Rear Panel ass’y upward off. Remove 4 screws (T3x6) and remove the AV Board and remove 3 screws (T3x6) and remove the DVI Board.
  • Page 11 Mechanical Disassemblies Power , Lamp Ballast, Lamp Cover SW Board removal Isolation plate Remove the isolation plate on the power box. Remove 4 screws (T3x6) and disconnect terminals Power Board “K6A”, “K6B” and “K6D” then remove Power Board upward. Remove 4 screws (T3x6) and disconnect terminal "CB2”...

  • Page 12: Optical Parts Disassemblies

    ■ Optical Parts Disassemblies Before taking this procedure, remove Cabinet Top , Cabinet Front and Main Board following to the “Mechanical Disassemblies”. Disassembly requires a 2.0mm hex wrench. Projection Lens removal Remove 4 screws (M2.5x8) and remove the Projection Lens. Fig.1 Integrator Lens-In disassembly Remove 2 screws...
  • Page 13 Optical Pats Disassemblies Relay Lens-Out disassembly Remove 2 screws (M2.5x5) and pull the Relay Lens-Out ass’y upward. Remove 2 screws (M2x3) to take the Lens off from the holder. Note: There is no mounting direction of the lens. Holder Relay Lens-Out Fig.3- Fig.3- Polarized Glass-In removal...
  • Page 14 Optical Parts Disassemblies LCD Panel/Prism Ass’y removal LCD Panel/ Insert the hexial driver into a hole on the cabinet bottom Prism Ass’y and loosen 1 screw on the Prism base. Loosen 2 screws on the LCD Panel/Prism ass’y. Pull the LCD Panel/Prism ass’y upward off from the opti- cal unit.
  • Page 15 Optical Parts Disassemblies Optical Unit Top removal Remove 4 screws (T3x8) and 3 screws (T3x8) to take the Optical Unit Top-A and B upward. Optical Unit Top-B Optical Unit Top-A Fig.6 -15-...
  • Page 16 Optical Parts Disassemblies Locations and Directions When the optical parts in the optical unit mounting or assembling, the Key No. Description parts must be mounted in the specified location and direction as Integrator lens (OUT) shown in figure below. Prism beam splitter (PBS) Condenser lens (OUT) Dichroic mirror (B) Dichroic mirror (G)

  • Page 17: Adjustments

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

  • Page 18: Optical Adjustments

    ■ Optical Adjustments Before taking optical adjustments below, remove the Cabinet Top following to the “Mechanical Disassemblies”. Adjustments require a 2.0mm hex wrench and a slot screwdriver. When you adjust Integrator lens or Relay lens adjustment, you need to disconnect FPC cables of LCD panels on the main board. Optical adjustment requires a 2.0mm hex wrench and a slot screwdriver.
  • Page 19 Optical Adjustments Integrator lens adjustment Turn the projector on by a state of without FPC cables. Project all of lights on the screen. Adjust the adjustment base of integrator lens assy 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 , and adjust the slot...
  • Page 20 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. If the shading appears on the left or right of the screen as shown in White Fig.3, loosen 1 screw , and adjust the slot...

  • Page 21: 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 buttons 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 group no.

  • Page 22: 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 23 Electrical Adjustments Clamp adjustment [PC] Clamp adjustment [COMPONENT] 1. Receive the 16-step grey scale computer signal with 1. Receive the 16-step grey scale component signal Computer2 [RGB] mode. with Computer2 [Component] mode. 2. Enter the service mode. 2. Enter the service mode. TPG1 TPG1 3.
  • Page 24 Electrical Adjustments Sub Gain adjustment [PC] Video Center adjustment 1. Receive the 16-step grey scale computer signal with 1. Receive the 16-step grey scale computer signal with Computer2 [RGB] mode. Computer2 [RGB] mode. 2. Enter the service mode. 2. Enter the service mode TPG1 TPGV1 3.
  • Page 25 Electrical Adjustments ⁄1 NRS adjustment Gamma adjustment 1. Receive the 16-step gray scale computer signal with [PC-GAMMA ADJUSTMENT] Computer2 [RGB] mode. 1. Receive the 16-step grey scale computer signal with 2. Enter the service mode. Computer2 [RGB] mode. TPG1 3. Connect an oscilloscope to test point “ ”...

  • Page 26: Test Points And Locations

    Electrical Adjustments ● Test Points and Locations MAIN BOARD IC801 IC561 -26-...

  • Page 27: 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 28 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description G_GAMMA_SHIFT 512/512/512/512 0 ~ 1023 R_GAMMA_SHIFT 512/512/512/512 0 ~ 1023 B_GAMMA_SHIFT 512/512/512/512 0 ~ 1023 TATEMURA_VAL_R0,G0,B0 0 ~ 255 TATEMURA_VAL_R1,G1,B1 0 ~ 255 TATEMURA_VAL_R2,G2,B2 0 ~ 255 TATEMURA_VAL_R3,G3,B3 0 ~ 255 TATEMURA_VAL_R4,G4,B4 0 ~ 255 BLOCK_GHOST_R...
  • Page 29 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Real/Cinema GAMMA 14 469/497 0 ~ 1023 Real/Cinema GAMMA 15 424/497 0 ~ 1023 Group 100 H8 Option Lamp Time Monitor 0~8738 Read Only RS232C Baudrate 0 ~ 1 0: 19200bps1: 9600bps Cooling Time 1 ~ 15...
  • Page 30 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description ECO_TEMP_FAN1_MAX 48/84 Control End Temperature for for FAN1 at Eco Mode SVGA/XGA ECOTEMP_FAN2_MIN 41/47 0~255 Control Start Temperature for FAN2 at Eco Mode SVGA/XGA ECO_TEMP_FAN2_MAX 48/54 Control End Temperature for for FAN2 at Eco Mode SVGA/XGA ECO_VALU_FAN1_MIN 70/70...
  • Page 31 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group: 300 I/P L1 LWDIFFTH 0 ~ 255 L1 For motion movie L1 HIDIFFTH 0 ~ 255 L1 HIMOTHR 0 ~ 16 L1 LWMOTHR 0 ~ 16 L2 LWDIFFTH 0 ~ 255 L2 Still picture L2 HIDIFFTH...
  • Page 32 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description HDTV DISP LINE 0 ~ 4096 HDTV CLAMP 0 ~ 127 HDTV WIDTH 0 ~ 63 Group: 514 HDTV 575p Gakaku (Component) HDTV TOTAL DOTS 1253 0 ~ 4096 HDTV DISP DOTS 0 ~ 4096 HDTV H BACK PORCTH...
  • Page 33 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group: 523 RGB 720p Gakaku RGB TOTAL DOTS 2203 0 ~ 4096 RGB DISP DOTS 1666 0 ~ 4096 RGB H BACK PORCTH 0 ~ 4096 RGB V BACK PORCTH 0 ~ 4096 RGB DISP LINE 0 ~ 4096...

  • Page 34: Chassis Block Diagrams

    ■ Chassis Block Diagrams Chassis over view B-PANEL G-PANEL R-PANEL IC1451 DIGITAL ENHANCER IC201 IC1861 INVERTER IC5201 IC5341 IC5351 RGB/COMP-SW SYNC SEP. SYNC SEP. Y,Cb,Cr Y,Cb,Cr IC1201 PC1/PC2-SW IC5061 AUDIO OUT IC5021 AUDIO-AMP. IC5001 AUDIO CONTROL IC001 AUDIO-SW D-SUB DVI-I AUDIO -34-...

  • Page 35: Inputs & Video Signal Processing Stage

    Chassis Block Diagrams Inputs & video signal processing stage IC1301 BUFFER <TC74LCX> IC5201 RGB/COMP-SW <AN5870> IC5341 IC5351 SYNC.SEP COMP.SYNC <BA7078> DET<TA1370> IC1201 IC5301 IC3101 PC1/PC2-SW SYNC-SW VIDEO DECIDER <TC4053> <AN5870> <TB1274> Y,CR,CB IC3061 RGB ANALOG <AD8074> D-SUB DVI-I DIGITAL/ ANALOG RGB S-VIDEO C-VIDEO -35-...

  • Page 36: Lcd Panel Driving Stage

    Chassis Block Diagrams LCD panel driving stage IC411 IC401 LCD DRIVER& GAMMA CORRECTION <L3E07070> IC1391 IC1451 DIGITAL ENHANCER IC2341/IC2342 <> BUFFER I/F -36-...

  • Page 37: Audio Signal Processing Circuit

    Chassis Block Diagrams Audio signal processing circuit Q5043 VOL_SW5 PC: L AV: H AUDIO-IN Q001 Q5041 SP901 AUDIO-IN Q002 Q5042 MUTE:L Q5001 MUTE_SP MUTE:H Q053 AUDIO Q054 Q5061 MUTE:H Q051 AUDIO_MUTE5 Q052 K10U 17-18 15-16 13-14 MUTE:H MUTE: H D0_PW D15_PW PC: H AV: L...

  • Page 38: System Controls

    Chassis Block Diagrams System controls IC281 IC6221 IC1851 <M62393> <M62392> <M62320> IC5371 BUFFER IC1881 BUFFER IC2323 IC2324 IC2321 <TC74LCX574> <TC74LCX574> <TC74LCX541> IC301 IC801 SYSTEM SUB CPU CONTROL <PW463> -38-...

  • Page 39: Power Supply & Protection Circuit

    Chassis Block Diagrams Power supply & protection circuit IC631 POWER OSC. <STR-Z2156> IC621 P.F.CONTROL <FA5502> Power-On:H Power-On:H IC1851 IC1881 BUFFER <M62320> IC801 SUB CPU -39-...

  • Page 40: Fan Control Circuit

    Chassis Block Diagrams Fan control circuit Q671 FN906 15.5V D69D FN905 D67P Q672 Q67P IC671 D67Q FN904 Q67A D69B P_Fail: H Q681 FN903 FN902 D68P Q682 Q68P IC671 D68Q D69A FN901 Q68A D69C P_Fail: L Q69A P_FAIL Power Error: On SIGNAL/MODE POWER-ON STAND-BY...

  • Page 41: 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 of LED indicators are not lighting, the symptom indicates that the primary power supply circuit does not operate properly.

  • Page 42: 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 TPB1, TPB2, TPG1, TPG2, TPR1, TPR2. Check PSIG signals at test points TPPSIG and TPZPSIG. Check power supply circuit 15.5V and peripheral circuit.
  • Page 43 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. S-C signal is applied to pin 43 of IC3101<Video Decoder>, and S-Y signal is applied on pin 44 of IC3101. S_SW signal (S-VIDEO:L) is input to pin 6 of IC2321<I/O>.

  • Page 44: No Sound

    Troubleshooting No Sound Check following steps. Check if the audio sig- Check IC001 and peripheral circuit. nal is observed at pins 2 Check the switching voltage at pins 9 and 10. and 13 of IC001. pin9: L pin10: L: PC audio input pin9: L pin10: H: AV audio input Check if the audio sig- nal is observed at pins 3...

  • Page 45: Control Port Functions

    ■ Control Port Functions ● System Control & I/O Port Table (IC801) Pin No. Name Function Name Function Action PE5/D5 POWER_SW Power_SW "H":On PE6/D6 SCL 5 IIC Bus 5 SCL “L ”: active PE7/D7 LAMP_SW Lamp LED “H”: On PD0/D8 DATA0 Data Bus 0 PD1/D9...
  • Page 46 Control Port Functions Pin No. Name Function Name Function Action Operation Mode Control2 “H” Fixed PF7/Ø Ø ØOutput PF6/AS ASOutput PF5/RD Read Signal SRAM Control PF4/HWR Write Signal (Upper 8 bits) SRAM Control PF3/LWR/ADTRG/IRQ3 SRAM_INTR DualRam Interrupt “L ”active PF2/WAIT TURBO_CS Chip Select for Turbo Gate Array “H”: active...
  • Page 47 Control Port Functions ● IIC Bus DA Converter (M62393, IC281) Port Functions Pin No. Name Function Action Reset Fixed “H” IIC SCL Active “L ” IIC SDA Active “L ” Not used Not used Not used Not used VrefL D/A converter lower ref. voltage Connected to GND VrefU1 D/A converter upper ref.
  • Page 48 Control Port Functions ● Parallel Bus DA & I/O Port Functions IC Ref. No Signal Name Function Note IC2321 CS_IN Not used TC74LCX541 SC_SW Scart Selection SIgnal input L: Scart on S_SW S-Video Selection Signal input L: S-Video on CARD_IN Imager Card Signal input L: Imager on W_LAN_IN...

  • Page 49: Waveform

    ■ Waveform CVBS <K3Y-51> Y signal <IC3101-5> C signal <IC3101-7> HSYNC signal <IC3101-9> VSYNC signal <IC3101-4> GHS signal <TGHS_1> GVS signal <TGVS> DHS signal <TDHS> DVS signal <TDVS> R-S&H signal <TPR1> G-S&H signal <TPG1> B-S&H signal <TPB1> PSIG signal <TPPSIG/TPZPSIG> -49-...

  • Page 50: 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 51: Ic Block Diagrams

    ■ IC Block Diagrams ● AD8075 <Selector, IC201> ● AN7513 <Audio-Output, IC5601> -51-...
  • Page 52 IC Block Diagrams ● AN5870 <RGB,SYNC-SW, IC1201, IC5201> ● BA7078 <Sync Separator, IC5341> -52-...
  • Page 53 IC Block Diagrams ● BA7655<Audio Control, > IC5001 ● L3E06100D<D/A, S/H-LCD Driver, > IC501, IC530, IC561 -53-...
  • Page 54 IC Block Diagrams ● L3E07070K <LCD Driver, IC401> ● FA5502 <P.F. Control, IC621> -54-...
  • Page 55 IC Block Diagrams ● M62392, M62393 <D/A, IC6271, IC281> ● ML60851 <USB Driver, IC9801> -55-...
  • Page 56 IC Block Diagrams ● STR-Z2156 <Power Switching Control, IC631> ● TB1274<Video Decoder, IC3101> -56-...
  • Page 57 IC Block Diagrams ● TC90A69F <Y/C Separator, IC2101> -57-...

  • Page 58: Service Parts List

    ■ Electrical Parts List MW3-CP-320tA00 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 59 MW3-CP-320tA00 Electrical Parts List Note: Parts order must contain Chassis No., Part No., and Descriptions. ● OUT OF CIRCUIT BOARD R/C Board F601 Main Board Fuse Power Board AV Board A901 DVI Board Ballast Board Lamp Cover SW Board FN904 Cooling Fan(R) FN905 Cooling Fan(G)
  • Page 60 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 173 9902 TR 2SC3928A1S ASSEMBLIED BOARDS Q053 405 014 4509 TR 2SC2412K T146 R 405 014 4608 TR 2SC2412K T146 S ! 610 306 7261 ASSY,PWB,AV MA7A 405 015 8704 TR 2SC2812-L6-TB...
  • Page 61 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1602 TR 2SC2812N-L6-TB0 405 014 4608 TR 2SC2412K T146 S 405 163 1701 TR 2SC2812N-L7-TB0 405 015 8704 TR 2SC2812-L6-TB 405 173 9803 TR 2SC3928A1R 405 015 8902 TR 2SC2812-L7-TB 405 173 9902...
  • Page 62 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C223 403 164 0204 CERAMIC 0.1U Z R1043 401 105 0405 MT-GLAZE 100 JA 1/16W C224 403 164 0204 CERAMIC 0.1U Z R1044 401 105 0405 MT-GLAZE 100 JA 1/16W C5001...
  • Page 63 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R5032 401 105 0702 MT-GLAZE 100K JA 1/16W D1022 407 209 1201 ZD UDZS-TE-176.2B R5033 401 105 8005 MT-GLAZE 1M JA 1/16W 407 179 0501 ZENER DIODE UDZ6.2B-TE-17 R5034 401 105 2904 MT-GLAZE...
  • Page 64 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1091 401 105 5202 MT-GLAZE 470 JA 1/16W DVI BOARD R1092 401 105 5202 MT-GLAZE 470 JA 1/16W R1093 401 105 5202 MT-GLAZE 470 JA 1/16W 610 306 7278 ASSY,PWB,DVI MA7A R1094 401 105 5202...
  • Page 65 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description D7052 407 190 4106 DIODE SFPL-52V IC621 409 523 1400 IC FA5502M D7053 407 190 4106 DIODE SFPL-52V IC631 409 558 4209 IC STR-Z2156A IC651 409 344 6509 IC UPC1093T-E1 MISCELLANEOUS CAPACITOR...
  • Page 66 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R62E 401 113 5805 MT-GLAZE 1.1K JA 1/16W D652 407 222 9703 DIODE FMJ-23L R62F 401 218 4406 MT-GLAZE 1.2K FA 1/16W D653 407 190 4106 DIODE SFPL-52V R62G 401 105 0405...
  • Page 67 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description Q1204 405 014 4509 TR 2SC2412K T146 R 405 163 1701 TR 2SC2812N-L7-TB0 405 014 4608 TR 2SC2412K T146 S 405 173 9803 TR 2SC3928A1R 405 015 8704 TR 2SC2812-L6-TB 405 173 9902 TR 2SC3928A1S...
  • Page 68 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 002 6904 TR 2SA1179-M7-TB 405 163 1602 TR 2SC2812N-L6-TB0 405 163 1503 TR 2SA1179N-M6-TB 405 163 1701 TR 2SC2812N-L7-TB0 405 163 2708 TR 2SA1179N-M7-TB 405 173 9803 TR 2SC3928A1R 405 173 9605 TR 2SA1235A1E...
  • Page 69 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 163 1602 TR 2SC2812N-L6-TB0 405 014 4608 TR 2SC2412K T146 S 405 163 1701 TR 2SC2812N-L7-TB0 405 015 8704 TR 2SC2812-L6-TB 405 173 9803 TR 2SC3928A1R 405 015 8902 TR 2SC2812-L7-TB 405 173 9902...
  • Page 70 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 405 173 9803 TR 2SC3928A1R Q9801 405 134 5905 TR 2SA1037AK-T146-R 405 173 9902 TR 2SC3928A1S INTEGRATED CIRCUIT Q6843 405 014 4509 TR 2SC2412K T146 R IC1201 409 530 7204 IC AN5870SB...
  • Page 71 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description IC6671 409 499 1701 IC PQ025EZ01ZP C1802 403 164 0204 CERAMIC 0.1U Z IC6681 409 416 6505 IC BA05FP-E2 C1811 403 164 0204 CERAMIC 0.1U Z IC671 409 531 6206 IC FA7701V-TE1...
  • Page 72 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C2341 403 164 0204 CERAMIC 0.1U Z C3114 403 162 5300 ELECT 4.7U M C2351 403 164 0204 CERAMIC 0.1U Z C3116 403 304 2105 ELECT 47U M 6.3V C236...
  • Page 73 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description C413 403 149 9208 CERAMIC 0.01U Z 403 335 0408 ELECT 100U M C414 403 149 9208 CERAMIC 0.01U Z C5226 403 164 0204 CERAMIC 0.1U Z C416 403 164 0204 CERAMIC...
  • Page 74 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description 403 373 7704 ELECT 100U M 6.3V C68P 403 379 6701 CERAMIC 10U K C6216 403 164 0204 CERAMIC 0.1U Z C6801 403 164 0204 CERAMIC 0.1U Z C6218 403 164 0204...
  • Page 75 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description RB204 645 034 5050 R-NETWORK 22X4 1/32W R1236 401 105 0504 MT-GLAZE 1K JA 1/16W 645 037 0823 R-NETWORK 22X4 1/32W R1281 401 105 1303 MT-GLAZE 15 JA 1/16W RB206 645 034 5050...
  • Page 76 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R1437 401 105 0306 MT-GLAZE 10 JA 1/16W R1883 401 105 0405 MT-GLAZE 100 JA 1/16W R1438 401 105 0306 MT-GLAZE 10 JA 1/16W R1884 401 105 4502 MT-GLAZE 390 JA 1/16W R1439...
  • Page 77 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R2322 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R2548 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R2323 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R2551 401 105 0702 MT-GLAZE 100K JA 1/16W R2324...
  • Page 78 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R3145 401 105 3307 MT-GLAZE 2.7K JA 1/16W R403 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3146 401 105 0504 MT-GLAZE 1K JA 1/16W R404 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R3147...
  • Page 79 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R523 401 105 0405 MT-GLAZE 100 JA 1/16W R576 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R524 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R577 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R527...
  • Page 80 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R68E 401 105 5301 MT-GLAZE 4.7K JA 1/16W R8113 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R68F 401 105 0603 MT-GLAZE 10K JA 1/16W R8114 401 105 7909 MT-GLAZE 0.000 ZA 1/16W R68G...
  • Page 81 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description R877 401 105 0405 MT-GLAZE 100 JA 1/16W D4813 407 223 1102 ZENER DIODE 02DZ6.2Y(TPH3 R879 401 105 7909 MT-GLAZE 0.000 ZA 1/16W D4891 407 149 0807 DIODE 1SS355-TE-17 R881 401 105 0603...
  • Page 82 MW3-CP-320tA00 Electrical Parts List Key No. Part No. Description Key No. Part No. Description SW6811 645 026 2791 SWITCH,PUSH 1P-1TX1 X1321 645 047 6587 OSC,CRYSTAL 26.000MHZ X1331 645 047 6587 OSC,CRYSTAL 26.000MHZ X301 645 041 5708 OSC,CRYSTAL 14.31818MHZ X3101 645 047 1568 OSC,CRYSTAL 16.200MHZ X5351 645 053 7677...

  • Page 83: Mechanical Parts List

    ■ Mechanical Parts List MW3-CP-320tA00 Note: Parts order must contain Chassis No., Part No., and Descriptions. ● Cabinet Parts -83-...
  • Page 84 MW3-CP-320tA00 Mechanical Parts List ● Optical Parts (Integrator-in) (Relay-out) -84-...
  • Page 85 MW3-CP-320tA00 Mechanical Parts List (Polarized-in-R) (Polarized-in-G) (Polarized-in-B) (Prism/LCD panel Ass'y) -85-...
  • Page 86 MW3-CP-320tA00 Mechanical Parts List (Projection) -86-...
  • Page 87 MW3-CP-320tA00 Mechanical Parts List -87-...
  • Page 88 MW3-CP-320tA00 Mechanical Parts List Key No. Part No. Description Key No. Part No. Description CABINET PARTS 645 061 5634 ASSY,PRISM(PBS) 645 062 5206 ASSY,PRISM(PBS) 610 308 0239 ASSY,BUTTON-MY3E 645 065 8754 LENS,PROJECTION (INCLUDING KEY NO. 1-a TO 1-f) 645 061 5450 LENS,INTEGRATOR(IN) 610 307 7932 BUTTON-MA7A...
  • Page 89 MW3-CP-320tA00 -89-...
  • Page 90 Boxlight 19332 Powder Hill Place Poulsbo, WA 98370-7407 USA www.boxlight.com U.S. and Canada 800-762-5757 International 360-779-7901 (MW3EE) Nov. 2003 BB 10 Printed in Japan...
  • Page 91 CP-320tA MW3-CP-320tA00 These schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. MW3-CP-320tA00, model CP-320tA. File with the service manual No. SM5110587-00. Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.

  • Page 92: Parts Description And Reading In Schematic Diagram

    ■ Parts description and reading in schematic diagram MW3-CP-320tA00 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 93 ■ Pin description of diode, transistor and IC MW3-CP-320tA00 ● 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 94 Diagrams & Drawings (MW3-CP-320tA00)
  • Page 95 ■ Schematic Diagrams TERMOSTAT (SET TO OPEN AT 90+/-5 C SW902 POWER FACTOR CORRECTION S10B5540N AC CORD C611 C613 1000KK LF901 400GK POWER 1000NH LENS U20B30101 2.2DV AC100-120V (LIVE) C601 L601 C602 F601 VA601 R601 275GM 275GM AC200-240V F35B DB611 1 (LIVE) 6.3A250V 0.22...
  • Page 96 C202 C201 25KZ 25KZ R1001 R1003 Q201 C1001 L1001 R1002 R1004 C200 IN2_R 6.3EM 220WM K10V D1001 R1013 R201 J11MD400G 1/16 1/16GJ 6.2B GZ0C R200 100C R1016 PC1-R R231-R233 R231 R202 1/16GJ K10V_39 1/16GJ PC1-R 100C 1/16GZ0C 1/16GZ0C 1/16GZ0C Q1001 1.5KC R205 K10V_37...
  • Page 97 D1281 1SS355 J10ML400G P_FAIL P-FAIL PC1/PC2 RGB/COMP PC1-R K3V_39 R1284 IC1281 1/16GJ PC1-G SI-3012LU-TL K3V_37 390KC K3V_35 PC1-B R1285 C1202 R1201 C1283 1/16GF C5202 R5201 10KZ1U 1/16GJ 25KZ0.1 100KC R1281 10KZ1U 1/16GJ GQFZ GQFZ 1/16GJ GQFZ T12V K3V_29 15.5V RX2+ C1282 R1286 R1283...
  • Page 98 "K3V" DIGITAL R228 PTA6 R229 S3.3VAD PTA7 C236 C229 C231 C232 C233 L202 C228 25KZ0.1 25KZ0.1 25KZ0.1 25KZ0.1 25KZ0.1 25KZ0.1 L2PF2R2MG GQFZ GQFZ GQFZ GQFZ GQFZ GQFZ C237 6.3EM220WM :6.3EM220F1 L203 C226 C227 R223 16KK0.082 KK8200 1/16GJ L2PF2R2MG 470C C6215 C6218 C239 25KZ0.1...
  • Page 99 ROMWE S3.3V IC2371 S3.3V IC2341 TC7SZ08FU-(TE85L) R2302 R2303 R2372 R2341 TC74LCX245FT R2343 C2341 1/16 1/16 1/16 1/16 GZ0C GZ0C R2381 1/16GZ0C 25KZ0.1 GZ0C GZ0C GQFZ 1/16GJ3.3KC RAMWE DIR_IN J30B RAMOE A1_PW 1640G D_R0 BHEN_N R2371 ROMOE 1/16GZ0C R2342 D_R1 1/16 D0_PW D0_PW D8_PW...
  • Page 100 S3.3V Q1821 R1821 1/16GJ 536P 4.7KC H8_SDA1 H8_SDA1_5 Q1822 D6831 LAMP REPLACE(Y) R1822 1/16GJ D6832 TEMP WARNING(R) 536P 4.7KC H8_SCL1 H8_SCL1_5 D6833 STAND-BY(RED ON) LAMP ON (GREEN ON) Q1823 R1823 1/16GJ 536P R6831 4.7KC D6831 1/16GZ0C H8_SDA2 H8_SDA2_5 C6202 SML-210YTLG J10EZ120G 6.3EM L6201...
  • Page 101 D2511 1SS355 15.5VP C2513 Q2501 L2511 P_FAIL 2SA1203Y 1/8GZ000 25KZ0.1 GQFZ 15.5V 15.5VL P-FAIL R2501 C2511 C2512 1/16GJ 16EM100 25KZ0.1 1.5KC (D:F1) GQFZ C2514 16KK10BB R2502 R2504 1/16GJ 4.7KC 1/16GJ 15V_ON Q2502 TPBV2 TPBV2 J30B 1640G R522 1/16GJ100C B-PANEL B_V2 R2503 C2501 R523...
  • Page 102 SCH_MT3AE...

  • Page 103: 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 104 MAIN (SIDE:A) LAMP BALLAST “CB2” FN902 1AA4B10C3830A R1812 R6604 Q1823 C6672 Q691 C1811 Q1821 Q1827 R6632 R6631 IC1801 IC1851 R6601 C4811 C68P R6603 R1813 D6843 D4812 R69B R1814 Q6843 TP12V2 R1811 R4861 R691 R1889 R1824 R692 R1884 R4834 C6632 R1822 R1355 IC6211 Q4867...
  • Page 105 MAIN (SIDE:B) POWER “K6R” IC2801 C2802 R2801 C2803 R1827 R2802 R1834 R1823 R1821 C6671 R1826 C4808 C6631 C6633 C6202 R1416 D2892 L421 R851 R1418 R453 C405 R1457 R847 IC1811 C6641 C857 FN901 Q9801 R826 R9806 R1477 C9806 C403 RB1459 C6664 C1461 C1451 IC6641...
  • Page 106 POWER (SIDE:A) POWER (SIDE:B) LF901 L601 VA601 R611 TERMOSTAT PTH611 R612 “SW902” C612 R62T C613 C62T D62R C62F R62R R62M C62E C614 C62C R62B R62C C62B R62D R659 PC642 C641 MAIN “K8R” PC641 R636 FB693 LAMP BALLAST “CB1” DS643 C634 R/C (SIDE:A) LAMP COVER SW (SIDE:A) R/C (SIDE:B)

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