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Mitsubishi Electric LT-3280, Service Manual

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Mitsubishi Electric LT-3280 Service Manual Download Page 34

Page 34

MODELS: L

T

-3280D/L

T

-3780D

 
 
 
 
 

MUTE Circuit 

(Q301~Q304) 

 

 

SP 

AUDIO CIRCUIT BLOCK-DIAGRAM for LT-3780/LT-3280

 

PC AUDIO IN (J304) 

MonitorLink

TM

 A/V 

(J500) 

HDMI receiver 

(IC500) 

SiI9993CTG 

AUDIO DAC 

(IC302) 

CS4334-KSZ 

AMP 

MP7720DS-Z 

(IC380) 

 

AUDIO Processor 

MSP3440G(IC301) 

|( 
|( 

|( 
|( 

I2S 

R 

L 

5V_SCL 

5V_SDA 

AMP 

MP7720DS-Z 

(IC370) 

|( 

MUTE_MAIN 

|( 

MUTE_MAIN 

 

 

MA 

 

 

 

|( 

|( 

R 

L 

L 

R 

Summary of Contents for LT-3280

Page 1: ...0D 300W Standby 5W LCD Panel Size Resolution LT 3280D 32 diagonal 16 9 1366x768 LT 3780D 37 diagonal 16 9 1920x1080 Pixel Pitch LT 3280D 0 519mm x 0 173mm x RGB LT 3780D 0 4275mm x 0 1425mm x RGB Input Jacks MonitorLink Audio Video HDMI MonitorLink Control RS 232C PC Video VGA Mini D sub 15 pin PC Audio 3 5mm Mini Jack Speakers 2 Way Bass Reflex Left Right 2 X 5W The LT 3280 includes the LT 3280D ...

Page 2: ......

Page 3: ... 24 ELECTRICAL ADJUSTMENTS Initial Setup 25 CIRCUIT EXPLANATIONS BLOCK DIAGRAMS Circuit Explanations 27 Block Diagrams 32 TROUBLESHOOTING Power Troubleshooting 35 Video Troubleshooting 38 Audio Troubleshooting 40 Remote Control Troubleshooting 42 Front Switch Troubleshooting 43 REPLACEMENT PARTS LT 3280 Replacement Parts List 44 LT 3780 Replacement Parts List 45 SCHEMATICS ...

Page 4: ...MODELS LT 3280D LT 3780D Page 4 ...

Page 5: ...ircuit has occurred replace those components that indicate evidence of overheating Leakage current check Before returning the receiver to the customer leakage current should be measured using following methods 1 Cold Check With the alternating current AC plug removed from the AC source place a jumper across the two AC plug prongs Connect one lead of an ohm meter to the AC plug and touch the other ...

Page 6: ...Page 6 MODELS LT 3280D LT 3780D ...

Page 7: ...Y PANEL REPLACEMENT PROCEDURE AV1 COVER AV2 COVER DTV COVER STAND FRAME COVER 2 PLACE SET FACE DOWN ONASOFT CUSHION WITH THE STAND HANGING OVER THE EDGE OF THE TABLE 3 REMOVE STAND KIT S20 SCREW PH SW W M6 21 5 1 REMOVE AV1 AV2 DTV STAND COVERS ...

Page 8: ...OVE BACK COVER KIT S5 SCREW BH 4 16TP P F07 CABLE CLAMP S14 S5 S5 S5 S5 S5 S5 S5 S5 S5 S5 S5 S5 S5 S5 S14 S10 SCREW IH M4 8 SCERW WITH CABLE CLAMP 2 POINTS 14 PCS S14 SCREW FPH M3 8 SCREW WITH STAY STAND S3 SCREW BH M4 10 S3 SCREW BH M4 10 ...

Page 9: ...ELD POWER SUB SHIELD CASEMAIN SHIELD CASE MAIN SHIELD POWER SUB S9 SCREW PHW M3 6 S9 SCREW PHW M3 6 S16 SCREW BH SW M6 12 S9 SCREW PHW M3 6 REMOVE WALL MOUNT BKT WHILE DEPRESSING THE HANGING PART OF POWER BKT BELOW LT 3280D S8 SCREW BH 4 12TP P LT 3780D S5 SCREW BH 4 16TP P ...

Page 10: ... PANEL REPLACEMENT REMOVE a PLATE MAIN SIDE b SERVICE KIT c PLATE MAIN BOTTOM d PLATE POWER BOTTOM S11 SCREW IH M3 6 S15 SCREW_HH SW _UNC4 40 7_H5 PLATE MAIN SIDE PLATE POWER BOTTOM SERVICE KIT SA PWB SERVICE PLATE MAIN BOTTOM PLATE POWER BOTTOM S9 SCREW PHW M3 6 ...

Page 11: ... PLATE MAIN SIDE 7B LT 3780D REMOVE a PLATE MAIN SIDE b SERVICE KIT c PLATE MAIN BOTTOM d NOT NECESSARY FOR PANEL REPLACEMENT PLATE POWER BOTTOM PLATE POWER BOTTOM SERVICE KIT SA PWB SERVICE PLATE MAIN BOTTOM PLATE POWER BOTTOM NOT NECESSARY FOR PANEL REPLACEMENT S9 SCREW PHW M3 6 ...

Page 12: ...Page 12 MODELS LT 3280D LT 3780D 8 LT 3780D ONLY REMOVE SHIELD INVERTER S9 SCREW PHW M3 6 ITEM 144 AL TAPE It sticks on the position of a figure S5 SCREW BH 4 16TP P ...

Page 13: ...MODELS LT 3280D LT 3780D Page 13 S6 SCREW BH 3 12 TP P 9 REMOVE FUNCTION KEY KIT S4 SCREW BH 3 8 TP P 10 REMOVE IR KIT S4 SCREW BH 3 8 TP P 11 REMOVE SA PWB LED ...

Page 14: ...PEAKER CONNECTOR S4 SCREW BH 3 8 TP P SPEAKER CONNECTER POWER KIT 13A LT 3280D NOT NECESSARY FOR PANEL REPLACEMENT REMOVE a A PWB MAIN 2 b SA PWB POWER c A PWB POWER SUB2 13 PCS 8 PCS 5 PCS A PWB MAIN_2 SA PWB POWER A PWB POWER SUB2 S17 SCREW PH SW TW M3 6 ...

Page 15: ... 15 13B LT 3780D REMOVE a A PWB MAIN 2 b SA PWB POWER NOT NECESSARY FOR PANEL REPLACEMENT c A PWB POWER SUB2 S17 SCREW PH SW TW M3 6 A PWB MAIN_1 13 PCS SA PWB POWER NOT NECESSARY FOR PANEL REPLACEMENT 8 PCS A PWB POWER SUB1 7 PCS ...

Page 16: ...80D LT 3780D 14 LT 3780D REMOVE PANEL_BKT S2 SCREW BH M4 5 5 ATTACH AL TAPE S5 SCREW BH 4 16TP P S5 SCREW BH 4 16TP P 144 143 S2 SCREW BH M4 5 5 REMOVE CNF1 CNF2 CN1 CN2 LEAD to the panel side not to be caught by PANEL BKT ...

Page 17: ...EW BH 4 12TP P Screw with GND Wire 90mm Screw with GND Wire 50mm 15A LT 3280D REMOVE FRONT KIT SPEAKER CAUTION UP AND DOWN DIRECTION OF PANEL IS AGAINST LABEL AND ARROW MARK OF PANEL S5 SCREW BH 4 16TP P 15B LT 3780D REMOVE FRONT KIT SPEAKER ...

Page 18: ...4 5 5 REMOVE CNF1 CN1 CN2 LEAD first and push in under PANEL BKT for easy removal CAUTION UP AND DOWN DIRECTION OF PANEL IS AGAINST LABEL AND ARROW MARK OF PANEL 17 LT 3280D FOR RE ASSEMBLY AFTER PANEL REPLACEMENT REVERSE THE DISASSEMBLY PROCEDURE CONTINUE FOR LT 3780D PANEL REPLACEMENTAND FURTHER DISASSEMBLY INSTRUCTIONS ...

Page 19: ...MODELS LT 3280D LT 3780D Page 19 18 LT 3780D REMOVE SUPPORT PANEL BKT RIGHT LEFT TOP BOT TOM Left Right is same Bottom Top is same S2 SCREW BH M4 5 5 S2 SCREW BH M4 5 5 ...

Page 20: ...hield with CNF1 CNF2 ITEM 141 Alumi tape 20X250 1Q ty Drive unit and Panel outer should be grounded 250 250 140 141 ITEM 141 AL TAPE 20X250 1Q ty ITEM 142 AL TAPE 20X140 2Q ty 19 LT 3780D ATTACHAL TAPE AT DRIVE UNIT OF PANEL 20 LT 3780D FOR RE ASSEMBLY AFTER PANEL REPLACEMENT REVERSE THE DISASSEMBLY PROCEDURE CONTINUE FOR FURTHER DISASSEMBLY INSTRUCTIONS FOR BOTH LT 3280D LT 3780D ...

Page 21: ...MODELS LT 3280D LT 3780D Page 21 20 REMOVE FUNCTION KEY KIT S17 SCREW PH SW TW M3 6 3 PCS SA PWB IR SHIELD IR TOP SHIELD IR BOTTOM REVERSE SIDE S4 SCREW BH 3 8 TP P 3 PCS 21 REMOVE IR KIT ...

Page 22: ...0D 22 REMOVE SERVICE KIT SA PWB SERVICE COVER SERVICE PLATE SERVICE S15 SCREW_HH SW _UNC4 40 7_H5 S9 SCREW PHW M3 6 2 PCS After the projection at the right of COVER is inserted in the hole of PLATE screw LEFT SIDE S11 SCREW IH M3 6 ...

Page 23: ...A PWB CONNECT IR KIT SA PWB IR TOP PD BOTTOM PE CAUTION SP R lead does not approach the metal terminal part of INLET PA CAUTION TERMINAL OF WIRE GND SHOULD BE ATACHED ACCORDING TO PCB TERMINAL MARK CNF1 F1 F1 F1 F3 MS1 does not unfasten from HOUSING CN1 CN2 LOWER SIDE OF A PWB SUB2 CNF1 WIRING LOWER SIDE OF SA PWB POWER UPPER PA lead LOWER SP R lead When you attach SHIELD CASE MAIN don t damage sk...

Page 24: ...A PWB MAIN_1 A PWB POWER A PWB POWER SUB1 SA PWB LED SERVICE KIT SA PWB SERVICE SA PWB CONNECT IR KIT SA PWB IR CN1 CN2 UPPER PD LOWER PE S17 GND F10 CAUTION SP R lead does not approach the metal terminal part of INLET PA CAUTION TERMINAL OF WIRE GND SHOULD BE ATTACHED ACCORDING TO PCB TERMINAL MARK When you attach SHIELD CASE MAIN don t damage skin of MA MB PA lead CAUTION When you attach BACK CO...

Page 25: ... setting are set to the defaults shown in the chart below B Default Settings Menu Default Setting Volume 10 INPUT MonitorLink TM A V input FORMAT PC Full FORMAT MonitorLink TM A V input PC PC HDMI HDMI Language English Front Button Lock Off Bass 31 Treble 31 Balance 31 Surround Off Level Sound Off Contrast 31 Brightness 31 Sharpness 31 Color 31 Tint 31 Color Temp High Video Noise N A Back Light 63...

Page 26: ...6 MODELS LT 3280D LT 3780D Magenta 31 Red 31 Yellow 31 Green 31 Cyan 31 Blue 31 Magenta 31 Red 31 Yellow 31 Green 31 Cyan 31 Blue 31 PC Power Save Off Video Mute On ADVANCED FEATURES Perfect Color Color View ...

Page 27: ...to the above mentioned waveform as follows by this IC a bad rising and falling characteristic Rise time and fall time is carried out early a waveform is noisy It prevents that the mistaken pulse occurs by the Schmidt circuit Low Amplitude If voltage threshold is satisfied high level will output in 3 3V Since 74LCX14 is a invert circuit if its gate pass twice and it has united polarity C IC200 1K b...

Page 28: ...surement distinction for all inputs Color space conversion YPbPr Æ RGB Motion Adaptive De Interlacer 480i 1080i Color tint control the input signal except PC input 3 dimension Noise reduction Adaptive Film Mode 24Hz Æ 30Hz Gamma correction Contrast and brightness adjustment for COMPONENT OSD mixing This IC is controlled by register control of IC 400 via 5 lines serial communication The output form...

Page 29: ... the MSP3440G as the audio processor This IC s functions are as follows Volume control Tone control Surround L R mixing Audio line output This model has some sound effect features on user menu Bass Treble Balance Surround Level Sound Audio adjustment of those in this model is performed by this IC 2 2 Audio amplifiers circuits N IC370 IC380 Single Ended Audio Amplifier IC MP7720DS Z MPS This model ...

Page 30: ...on and off and controls its duty to be stable output voltage This IC and circuit is the same as LT 4260 Q IC920 Only 37 Power supply voltage control IC STR G9628 SANKEN This IC controls the power supply voltage by switching above 50kHz This IC has MOSFET inside IC keep switching on and off and controls its frequency to be stable output voltage And the duty is determined by input AC power voltage P...

Page 31: ...ber of blinks Fault Location Cause Remark POWER SUB1 or Panel Excessive current on the 120V line Only LT 3780D POWER SUB2 or Panel The 24V line on the POWER SUB2 is low Only LT 3280D The voltage on any of the following output lines is low Check the fuses on POWER board 18V F9G2 F9G3 F9G5 F9G8 P5V AMPVCC 17V 4 5V A3 3V D3 3V AD3 3V D2 5V A1 8V POWER or MAIN or Panel Only 18V or P5V Short1 1 Short2 ...

Page 32: ...8 IC204 IC201 IC202 J500 IC2C1 CNF2 37 PANEL5V 32inch PANEL18V 37inch PWB SERVICE PWB CONTROL MC MS2 MS1 PWB IR PWB LED MB2 MB1 PWB CONNECT MA SP SPEAKER L SPEAKER R PSAVE2 5 To PANEL LVDS PWB POWER PWB POWER SUB IC9B5 18V IC9B6 P5V IC9B3 AMP17 IC9B4 S8V IC9B1 S3 3V IC9B2 4 5V 32i h O l 37i h O l PSAVE4 PE PD PSAVE2 PSAVE3 PSAVE4 SHORT1 PSAVE1 AC_OFF IC9A2 F9222L RELAY PA PB PB BL_ON BRIGHT T9A1 S...

Page 33: ... PC IC200 EEP1K IC201 LCX14 IC202 LC08 IC2A0 M66471FP Video_process IC2A1 SiI1160CU TMDS_Tx IC400 Gm1601 Scaler Video processor with CPU IC401 EEP32K IC405 PM39LV040 4M PROM IC403 DDR SDRAM CNF1 LT 3780 LT 3280 VIDEO BLOCK DIAGRAM To PANEL LVDS Analog signal Digital signal Differential signal TMDS Differential signal LVDS ...

Page 34: ... CIRCUIT BLOCK DIAGRAM for LT 3780 LT 3280 PC AUDIO IN J304 MonitorLinkTM A V J500 HDMI receiver IC500 SiI9993CTG AUDIO DAC IC302 CS4334 KSZ AMP MP7720DS Z IC380 AUDIO Processor MSP3440G IC301 I2S R L 5V_SCL 5V_SDA AMP MP7720DS Z IC370 MUTE_MAIN MUTE_MAIN MA R L L R ...

Page 35: ... of L9B1 NO Is F9G4 broken YES YES IC700 or peripheral circuit is out of order Pcba MAIN See other trouble guide YES Is all harness on board connected correctly Connect all harness correctly NO Is the S3 3V output available at the cathode of D9G8 YES NO Pcba POWER is out of order NO YES NO PD harness is removed after F9G4 is repaired Connect the power plug again Is the S3 3V output available at th...

Page 36: ... P5V only 32 Cathode of D9J9 F9G7 4A 18V only 37 Cathode of D9J2 F9G8 0 5A 4 5V Cathode of D9H5 PD and PE harness are removed after the broken fuse is repaired Connect the power plug again Is the voltage of 4 5V AMPVCC 17V P5V only LT 3280D and 18V only LT 3780D output available Pcba POWER is out of order NO PD and PE harness are connected after the power plug is removed CNF1 only32 or CNF2 only37...

Page 37: ...AIN YES Is the following harness connected CN1 CN2 CNF2 only37 PC PE YES NO Connect the harness correctly Inverter circuit or back light of LCD panel are out of order Skip to 2 No picture displayed and picture errors B In case of the POWER LED lighting B In case of the POWER LED lighting B In case of the POWER LED lighting B In case of the POWER LED lighting B In case of the POWER LED lighting ...

Page 38: ...all input 2 1 No picture displayed and picture errors of all input Is all harness connected correctly especially between PWB MAIN and LCD PANEL CNF1 NO Poor harness connection or defective cable YES Are the specified voltages available at the connectors below NO CN Name Pin No Voltag e S5V PD 9 5Vdc S3 3V PD 10 11 3 3Vdc 4 5V PD 12 4 5Vdc Psave1 PE 2 3 3Vdc Psave2 PE 3 3 3Vdc Psave3 PE 4 3 3Vdc co...

Page 39: ...0 or their peripheral circuits Please exchange PWB MAIN Problem is in IC500 or IC501 or their Peripheral circuits Please exchange PWB MAIN 2 2 No picture displayed and picture errors of PC signal only 2 2 No picture displayed and picture errors of PC signal only 2 2 No picture displayed and picture errors of PC signal only 2 2 No picture displayed and picture errors of PC signal only 2 2 No pictur...

Page 40: ...Vdc S8V PD 8 8Vdc AMPVCC PD 7 17Vdc Psave3 PE 4 3Vdc control signal of AMPVCC Problem is in the following circuit and peripheral circuits Voltage with problem PWB including the circuit in problem S5V POWER S8V POWER AMPVCC POWER Psave3 MAIN Is all harness connected correctly Especially between PWB MAIN and PWB CONNECT MA and PWB CONNECT and SPEAKER SP NO Poor harness connection or defective cable ...

Page 41: ...or their peripheral circuits Please exchange PWB MAIN PWB MAIN PWB MAIN PWB MAIN PWB MAIN 3 5 When you turn up volume over 50 there is noise from speaker 3 5 When you turn up volume over 50 there is noise from speaker 3 5 When you turn up volume over 50 there is noise from speaker 3 5 When you turn up volume over 50 there is noise from speaker 3 5 When you turn up volume over 50 there is noise fro...

Page 42: ...t Load the batteries making sure the polarities and are correct Regarding as the slide switch at the top of the remote does it set as TV YES NO NO YES YES YES NO It sets the slide switch as TV it uses within 20 feet It does not operate even if it exchanges for new batteries NO It exchanges on new batteries YES When it pushes the remote switch is the signal below available at pin 8 6 of MB remote s...

Page 43: ...e Is the following harness connected correctly Between PWB MAIN and PWB CONTROL MC NO Poor harness connection or defective cable YES When it pushes the button switch is the signal below available at pins 2 3 of MC 3Vp p only when switch is not pushed Not 3V only when switch is pushed It depends on switch YES IC700 and peripheral circuits are out of order PWB MAIN NO 2 3 Part on PWB CONTROL is out ...

Page 44: ... FUNCTION KEY 200 320040 0101 PANEL LEFT 200 320041 0101 PANEL RIGHT 210 320004 011 PLATE PC 510 322010 021 PWB CONNECT LT 3280 LT 3780 510 322011 011 PWB CONTROL LT 3280 LT 3780 510 322008 011 PWB IR LT 3280 LT 3780 510 322009 011 PWB LED LT 3280 LT 3780 510 322007 011 PWB MAIN LT 3280 T A REQ 185 015001 101 PWB P SUB2 AC DC 150 W LT3280 T A REQ 185 023002 101 PWB POWER SUPPLY 230W LT3280 T A REQ...

Page 45: ...NEL FUNCTION KEY 200 370010 0101 PANEL SIDE LEFT 200 370011 0101 PANEL SIDE RIGHT 210 370002 011 PLATE PC 510 322010 021 PWB CONNECT LT 3280 LT 3780 510 322011 011 PWB CONTROL LT 3280 LT 3780 510 322008 011 PWB IR LT 3280 LT 3780 510 322009 011 PWB LED LT 3280 LT 3780 510 372001 011 PWB MAIN LT 3780 T A REQ 185 021001 101 PWB P SUB1 210W LT3780 T A REQ 185 023003 101 PWB POWER SUPPLY 230W LT3780 T...

Page 46: ...Page 46 MODELS LT 3280D LT 3780D ...

Page 47: ... ERX3 GND ORX0 ORX0 ORX1 ORX1 ORX2 ORX2 OCLK OCLK ORX3 ORX3 GND GND GND GND GND GND GND POWER 5V POWER 5V POWER 5V POWER 5V POWER 5V KEY1 RESERVED GND PWR_SW KEY0 GND SCK1 SDA RESERVED TXD1 MD0 S5V S3 3V RXD1 MD1 FWE GEN_W GND MD2 VCC RES SCL SCK1 GND RXD1 MD0 MD2 S3 3V SCL GEN_W RESERVED TXD1 FWE MD1 RES VCC S5V GND SDA SERVICE SP_R_P SP_L_P SP_R_N SP_L_N SP_R_P SP_L_P SP_R_N SP_L_N CONNECT RESER...

Page 48: ...DG DG DG DG DG DG DG DG DG DG DG DG DG DG DG DG DG DG DG R7K6 R7K5 R7K4 R7K3 R7K2 R7K1 R7K7 R7K9 R7K8 DG R7L1 R7L2 R7L4 R7L3 R7L6 R7L5 R7M1 R7M2 R720 DG R722 MS1 1 2 3 4 5 6 7 8 9 10 S3 3V R780 DG DG R740 DG C714 DG C713 DG R703 R702 R701 C703 C704 C722 C723 C725 C726 C727 R798 R799 C700 DG R750 DG GEN_INT R7P1 R7P3 R7P5 R7P6 R7P7 R7P8 R7Q1 R7Q2 R7Q3 R7Q4 R7Q5 R7Q6 R7Q7 R7Q8 R7R1 R7R2 R7R3 R7R4 R7...

Page 49: ...0 BK2125HS750 BK2125HS750 BK2125HS750 BK2125HS750 47u 16V 100 1 16W 100 1 16W K 1 100 1 16W TC7SH14F UNIT CODE 3RD ANGLE PROJECTION DIM IN mm SCALE NTS DATE DRAWN CHECKED DESIGNED APPROVED SCHEMATIC DIAGRAM 5 TITLE OF DRAWING 24 25 26 27 28 29 30 31 J7X0 1 2 3 4 5 6 7 8 9 S3 3V R7X9 R7X8 R7X2 TXDO R7X3 R7X5 R7X6 RXDO R7X1 DG DG DG DG DG R7X7 CAD 本間 千原 石畑 880A647 2005 7 11 RS232C MAIN 3 14 SCL 1 1 ...

Page 50: ...C228 D204 S5V FR_VS C225 R210 C200 R200 S3 3V C213 R226 D209 C235 C204 L207 R251 R237 R211 R205 R217 C217 R227 R208 C234 C203 R230 S5V D206 R236 R250 C215 R229 C205 C207 PC_HSI C229 D201 C209 R235 PC_VSI IC200 1 2 3 4 5 6 7 8 C219 L208 R234 R202 DG C231 C230 D200 C226 FR_CLK C202 C211 J200 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 R233 R201 C214 C210 D208 FR_HS ENABLE R218 R206 L201 DG L206 C223 C232 D2...

Page 51: ... GND 34 TXC 35 TXC 36 A3 3V 37 GND 38 A3 3V 39 TX0 40 TX0 41 GND 42 TX1 43 TX1 44 A3 3V 45 TX2 46 TX2 47 GND 48 OR7 49 OR6 50 OR5 51 OR4 52 OR3 53 OR2 54 OR1 55 OR0 56 3 3V 57 GND 58 OG7 59 OG6 60 OG5 61 OG4 62 OG3 63 OG2 64 OG1 65 OG0 66 I3 3V 67 GND 68 OB7 69 OB6 70 OB5 71 OB4 72 OB3 73 OB2 74 OB1 75 OB0 76 HSYNC 77 VSYNC 78 DE 79 GND 80 IDCK 81 I3 3V 82 CTL3 83 CTL2 84 CTL1 85 P3 3V 86 GND 87 R...

Page 52: ...0 C529 R529 C538 IC500 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 C523 C524 IC501 1 2 3 4 5 6 7 8 R502 L500 R503 DDC_WP R504 R506 R507 C500 R508 R509 R...

Page 53: ...GEN_INT CNF2 1 2 3 4 5 6 C4K5 R4L3 R4L5 R4L2 R4L4 D3 3V R4L0 R4L1 PC_TXC PC_TX0 PC_TX1 PC_TXC PC_TX0 PC_TX1 PC_TX2 PC_TX2 R424 1 2 3 4 5 6 7 8 R454 1 2 3 4 5 6 7 8 R485 1 2 3 4 5 6 7 8 R498 1 2 3 4 5 6 7 8 R494 1 2 3 4 5 6 7 8 R491 1 2 3 4 5 6 7 8 R431 1 2 3 4 5 6 7 8 R4A3 1 2 3 4 5 6 7 8 R442 1 2 3 4 5 6 7 8 R455 1 2 3 4 5 6 7 8 R484 1 2 3 4 5 6 7 8 R499 1 2 3 4 5 6 7 8 R495 1 2 3 4 5 6 7 8 R4A5 ...

Page 54: ...33 33 33 33 47 47 33 33 UNIT CODE 3RD ANGLE PROJECTION DIM IN mm SCALE NTS DATE DRAWN CHECKED DESIGNED APPROVED SCHEMATIC DIAGRAM 5 TITLE OF DRAWING 24 25 26 27 28 29 30 31 DD_DQM1 DD_DQM2 DD_DQM3 DD_DQM0 R4C6 R4C7 DD_CKN DD_CKP R4H0 R4F6 R4F5 R4F9 R4H3 R4H5 R4H7 R4H9 R4J1 R4J3 R4J7 R4F8 R4H2 R4F7 R4H1 R4J5 R4H4 R4H6 R4J0 R4J2 R4J4 R4H8 R4J6 R4J8 R4F0 R4F1 OCM_CS OCM_WE OCM_RE R4F2 C4F1 L430 D3 3V...

Page 55: ...03 R304 S5V HDMI_I2S HDMI_SCK HDMI_WS HDMI_MCLK S5V MPXRST S5V X301 R322 R323 R321 IC370 1 Pin 2 Nin 3 AG 4 EN 5 BS 6 Vcc 7 SW 8 PG R374 R373 R370 R371 R372 IC380 1 Pin 2 Nin 3 AG 4 EN 5 BS 6 Vcc 7 SW 8 PG R383 R382 R381 R384 R380 MUTE_MAIN1 R324 5V_SCL 5V_SDA L371 L381 S8V AMPVcc R313 R319 R314 R320 CAD 本間 千原 石畑 880A647 2005 7 11 AUDIO MAIN 9 14 SCL 1 1 3 IC301 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15...

Page 56: ... DRAWN CHECKED DESIGNED APPROVED SCHEMATIC DIAGRAM 5 TITLE OF DRAWING 24 25 26 27 28 29 30 31 4 5V D3 3V PSAVE2 C9011 C9012 IC9010 1 2 3 4 5 6 7 8 L9011 C9013 L9010 R9010 C9010 D9010 IC9020 1 2 3 4 5 6 7 8 C9023 D9020 L9021 C9020 C9021 C9022 L9020 R9020 D9040 IC9030 1 2 3 4 5 6 7 8 C9043 C9033 C9041 L9040 C9042 L9041 IC9040 1 2 3 4 5 6 7 8 D9030 L9031 C9032 L9030 C9040 R9040 D2 5V IC9050 1 2 3 4 5...

Page 57: ...G UDZS_5 6B UDZS_18B PTZTE 2527B BZX85 C20 1N4747A G PTZTE 2527B 1N4747A G UDZS_24B 220u 16V 105C 470u 35V 105C 100u 50V 105C 220u 16V 105C 220u 16V 105C 470u 35V 105C 1000u 16V 105C 220u 35V 105C 1000u 16V 105C 1000u 16V 105C 220u 25V 105C 4 7u 50V 150UF 450V 1000u 25V 105C 680uF 35V 105C 470u 35V 105C 220u 16V 105C 470u 35V 105C 220u 16V 105C 680uF 35V 105C 470u 35V 105C 2SK2071_N PACK S 2SK2018...

Page 58: ...5C 100u 35V 105C 220u 25V 105C 470u 160V 105C 100u 10V 105C 330u 160V 105C 10u 105C 4 7u 105C 2SK3687 2SK2018 2SK2071 1SS355 TE17 SC802 09 1SS355TE TE17 AG01Z ERA83 004 YG972S6R ERA83 004 SD883 04 SD883 04 SC802 04 SD883 04 RG10A AGO1Z AGO1Z AGO1Z A001A FMX G16S 1N4005E 6580 ISS355TE TE17 1N4005E 6580 1N4005E 6580 44H 5002 2 2K 1 16W 10K 1 16W SE120N 180K 1 4W 390K 1 4W 390K 1 4W 10u 50V 105C 10u ...

Page 59: ...D SCHEMATIC DIAGRAM 5 TITLE OF DRAWING 24 25 26 27 28 29 30 31 47 1 10W 10K K 01 39 CH K 1 16V 47 16V UDZS9 1B R0A7 R0A3 R0A2 R0E6 R0E3 R0A1 R0E4 R0E2 R0E5 R0A4 SW0E5 SW0E8 SW0E7 SW0E6 SW0E4 SW0E0 SW0E3 Q0A1 Q0A2 R0E0 D0G0 Q0G0 R0G0 R0G1 R0G5 R0G4 R0G2 R0G3 R0G6 R0G7 R0G8 R0G9 R0H1 R0H0 R0H2 R0H4 R0H3 R0A5 CAD 本間 栗秋 石畑 880A647 2005 7 11 CONTROL IR LED 13 14 SCL 1 1 IC0G0 1 2 3 4 5 6 7 8 MB2 1 2 3 ...

Page 60: ...3A90 SM10B SRSS TB S7B PH K S 10 10 UNIT CODE 3RD ANGLE PROJECTION DIM IN mm SCALE NTS DATE DRAWN CHECKED DESIGNED APPROVED SCHEMATIC DIAGRAM 5 TITLE OF DRAWING 24 25 26 27 28 29 30 31 CAD 本間 栗秋 石畑 880A647 2005 7 11 JIG 14 14 SCL 1 1 R007 IC001 1 DEO 2 AO 3 DO 4 OE1 5 A1 6 O1 7 8 O3 9 A3 10 OE3 11 O2 12 A2 13 OE2 14 D003 R006 R028 D004 R022 R025 R019 C003 R014 R018 R015 R026 R016 IC002 1 2 3 4 5 6...

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