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Eiki LC-W3 Schematic Diagrams
Eiki LC-W3 Schematic Diagrams

Eiki LC-W3 Schematic Diagrams

Chassis m4y-w300
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Diagrams & Drawings
Schematic Diagrams
Printed Wiring Board Drawings
Model
LC-W3
These schematic diagrams and printed wiring board drawings are part of the
service manual original for chassis No. M4Y-W300, model no. LC-W3. File with
the service manual No. SM5110781-00.
Note:
All the information of part numbers and values indicated on these diagrams are at the beginning of
production. To improve the performance, there may be some differences to the actual set. When you
order the service parts, use service parts code mentioned on the parts list in this service manual.
Chassis No.
M4Y-W300
M4Y-W300
A1
A1

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Summary of Contents for Eiki LC-W3

  • Page 1 LC-W3 M4Y-W300 These schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. M4Y-W300, model no. LC-W3. File with the service manual No. SM5110781-00. Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.
  • Page 2: Parts Description And Reading In Schematic Diagram

    M4Y-W300 Parts description and reading in schematic diagram 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 3: Pin Description Of Diode, Transistor And Ic

    M4Y-W300 Pin description of diode, transistor and IC ● 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 ● IC (GND) RESET (IN)
  • Page 4 Diagrams & Drawings (M4Y-W300)
  • Page 5: Sub Power

    Schematic Diagrams FILTER K911P K911S J11MC J11MB DRIVE 020N POWER Q6603 K16N 020N C6601 R6601 R6631 J10EP 25EM L6601 1/16 C6603 1/16 C6622 041G SP901 4701X R6602 L2PN R6632 TXXAVB012G POWER FACTOR CORRECTION 1/16GJ 330MG 1/16GJ L6602 A10B 10MC 10MC L2PJ R6656 IC1631...
  • Page 6 S-5V R3043 R3042 1/8GZ000 INPUT1/2-SW 1/8GZ000 INPUT1 K40A K30A IC4001 J10EG095G R3004 J11B0990N 1/16GZ0C R3023 C3001 BA05FP SC3001 L3001 1/16GJ100C K30A-G1 6.3PM47DK Z30B0220G K40A-G1 IN0A R3011 R3001 R3006 R3019 C3011 K40A-S6V 1/16GZ0C 1/16GJ15KC C4004 1/3GJ75 C3002 R3024 25KZ SC3002 L3002 R3044 6.3PM47DK 1/16GJ100C...
  • Page 7 NTH01 NTH03 SCREW_14 SCREW_14 8 9 10 11 12 13 14 8 9 10 11 12 13 14 NTH02 NTH04 SCREW_14 SCREW_14 IC8051 8 9 10 11 12 13 14 8 9 10 11 12 13 14 C8211 R8203 R8204 5VDVI2 K10A K10P...
  • Page 8 TO:ICE IC3251 TC74ACT541FT S3.3V IC1301 S3.3V R3250 S2.5V_PW R1339 TE1301 1/16GJ10KC EDD2516AKTA PW_SYS_SW 1/16GJ J30B1640G 10KC SW1301 ROMWE R1338 C1301 IC1306 C3251 1/16GJ1KC TP1302 C1302 6.3KK10BA MMD0 25KZ0.1 R3251 K1301 25KZ0.1 ;6.3KK10MB PQ070XZ02ZP S1.8V_PW ICE_RESET GQFZ 1/16GZ0C R1314 GQFZ R1351 R1333 DQ15 MMD[15]...
  • Page 9 SDRAM IC3411 MSM56V16160F IC3401 3.3V_FPGA C3411 R6717 IC6701 PQ05VY3H3ZP 25KZ0.1 C3418 GQFZ 6.3KK10BA C6701 K6701B ;6.3KK10MB TP_SCSDA DQ15 NIOS_DQ[0] NIOS_DQ[15] R6714 R6701 NIOS_DQ[1] DQ14 NIOS_DQ[14] R6718 R6719 FPGA1.5V 1/16GZ 1/16GZ0C VSSQ VSSQ SC_SDA_S3V PW_SCL_S3V SC_SDA_S3V C3401 R6702 NIOS_DQ[2] DQ13 NIOS_DQ[13] PW_SDA_S3V SC_SCL_S3V SC_SCL_S3V...
  • Page 10 15.5V TPREF_B R524 TPREF_B R3509 1/16GZ0C 1/8GZ000 TPNRSB J30B1640G R523 TPNRSA 1/16GZ0C B_V1 TPV1B C3509 15.5V K35B C1621 FROM IC1501(DAC) 25EM4.71V REF_B J11EA361G 25KZ TPV1B 0.1GQFZ TE3501 J30B1640G J30B1640G IC1621 BO[0-9] R1621 R1622 C1622 SHCLKB 25KZ0.1GQFZ IC1601 16EM FROM IC401 XFRB STSQOB 1001V...
  • Page 11 LENS SUB POWER SUB POWER SUB POWER SUB POWER CONTROL SENSOR1 SHIFT DRIVE "K66F" "K66E" "K66D" "K66H" TEMP-SENSOR "K68A" "K16I" "K9C" "K16R" K47A TO:SH3 JTAG J10EG135G R1826 J11B4050G J10EP131G 1/16GZ0C J10EP121G SH_SDA_S5V J10EP041G J10EG105G C1813 R1827 IC1816 25KZ J10EG065G 1/16GZ0C J10EG095G 0.1GQFZ K47A_G...
  • Page 12 K87A J10EP041G Q8701 5VOUT C8704 2SA1203Y 10EM1003T 5VOUT D8707 R8701 K87C C8707 R8721 D1FM3G 1GZ0 25KZ0.1GQF 1GZ0 3.3VOUT J10B1810N R5853 D8706 D8708 3.3V K87-S5V 1/16GJ100C POWER 3.3V D1FM3G D1FM3G K87C-13 "K66N" C8711 Q8702 K87C-25 6.3KM47PCH K87C-12 K87C-24 K87-GND R5854 K87C-11 P-FAIL_PJ K87C-23 1/16GJ...
  • Page 13 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 FILTER (SIDE:A) FILTER (SIDE:B) 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 14 MAIN (SIDE:A) LENS SHIFT RC FRONT SUB POWER SUB POWER CONNECT CONTROL “K68A” “K2811A” “K66E” “K66D” “K9C” R7805 R3569 C3561 FN904 TPFN4 FAN1 R_LCCOM IC501 C5884 B-LCD PANEL TP_NRSR C3563 R-LCD PANEL RB562 RB563 FAN2 R502 RB561 IC1851 R501 D5802 TPREF_B R5855 R7821...
  • Page 15 MAIN (SIDE:B) LAMP BALLAST UNIT “K7B” SUB POWER “K66F” SENSOR1 “K16I” R517 R516 C7808 R514 RB504 C5804 C5803 C7823 DRIVE “K16R” R513 R7831 R512 R511 C503 R507 C527 R506 R7828 R504 C502 R7827 C574 R500 C573 R5860 C7831 R1869 C7822 C505 R1863 Q1861...
  • Page 16 POWER (SIDE:A) DRIVE (SIDE:A) DRIVE “CN16C” LAMP BALLAST UNIT “K7A” FILTER “K6AB” SPEAKERS MAIN (LIVE HEATSINK) “K10D” “K8T” CAUTION: C609 K6AC CN6C C608 SHOCK HAZARD. PTH601 TEST BEFORE TOUCHING L681 DS601 K16R DB601 K16N DS602 R1672 R699 C692 C607 FB601 R1671 C691 ZOOM/...
  • Page 17 SUB POWER (SIDE:A) SUB POWER (SIDE:B) FN901 CONNECT POWER “K66Q” “CN6A” "K40A" FN902 K66G K66S K66M K66L C6677 C6674 C6672 C6636 C6640 D6603 MAIN “K8D” C6624 D6601 L6602 D6602 C6601 C6652 MAIN “K8G” C6657 C6659 D6606 D6604 I/F “K87A” C6681 MAIN “K8E”...
  • Page 18 A/V (SIDE:A) A/V (SIDE:B) DRIVE “K16S” SUB POWER “K66G” C3080 “K10P” “K10Q” “K10R” MAIN I/F (SIDE:A) I/F (SIDE:B) 5VOUT D8708 SUB POWER D8707 R8721 R8701 “K66N” D8706 R5853 Q8702 R5854 3.3VOUT D8701 R8706 C8708 R8704 C8704 R8713 MAIN “K8Z” R8712 C8711 C8712 R8717...