Panasonic VL-SV74BX Service Manual Download Page 4

Page: 4 / 99

14.2.1. Main Board....................................................................76

14.2.2. MIC Board.....................................................................77

15. Exploded View and Replacement Parts List.............. 78

15.1. Exploded View................................................................... 78

15.1.1. Main Monitor Station..................................................... 78

15.1.2. Door Station.................................................................. 79

15.1.3. Accessories and Packing Materials Location................80

15.2. Replacement Parts List.....................................................84

15.2.1. Main Monitor Station..................................................... 84

15.2.2. Door Station.................................................................. 93

15.2.3. Accessories and Packing Materials.............................. 95

15.2.4. Fixtures and Tools........................................................ 98

Summary of Contents for VL-SV74BX

Page 1: ...74VN VL MV74VNP Model No VL V524LCE VL V524LSX VL V524LVN Model No VL MB524BX VL MB524SX VL MB524VN S Silver version W White version BX for Asia Middle Near East and Africa CX for Middle East and Africa Hong Kong Singapore AZ for Australia and NewZealand ML for Malaysia SX for India VN VNP for Vietnam Panasonic Corporation 2019 Unauthorized copying and distribution is a violation of law ...

Page 2: ......

Page 3: ...structions 42 10 1 Main Monitor Station 42 10 1 1 How to Remove the AC Cord No 1 42 10 1 2 How to Remove the Cabinet Cover No 2 42 10 1 3 How to Remove the Main Board Speaker and LCD No 3 43 10 1 4 How to Remove the Power board Key board No 4 44 10 2 Door Station 45 10 2 1 How to Remove the Front Panal No 1 45 10 2 2 How to Remove the Door Station No 2 46 10 2 3 How to Remove the Main Board and Ca...

Page 4: ...8 15 1 Exploded View 78 15 1 1 Main Monitor Station 78 15 1 2 Door Station 79 15 1 3 Accessories and Packing Materials Location 80 15 2 Replacement Parts List 84 15 2 1 Main Monitor Station 84 15 2 2 Door Station 93 15 2 3 Accessories and Packing Materials 95 15 2 4 Fixtures and Tools 98 ...

Page 5: ...mbly shall be replaced 3 FASTON terminals shall be plugged straight in and unplugged straight out ICs and LSIs are vulnerable to static electricity When repairing the following precautions will help prevent recurring malfunctions 1 Cover plastic parts boxes with aluminum foil 2 Ground the soldering irons 3 Use a conductive mat on worktable 4 Do not grasp IC or LSI pins with bare fingers 1 2 Insula...

Page 6: ... to 700 20 F 370 10 C In case of using high temperature soldering iron please be careful not to heat too long PbF solder will tend to splash if it is heated much higher than its melting point approximately 1100 F 600 C If you must use Pb solder on a PCB manufactured using PbF solder remove as much of the original PbF solder as possible and be sure that any remaining is melted prior to applying the...

Page 7: ...t recovery and recycling of old products please take them to applicable collection points in accordance with your national legislation By disposing of them correctly you will help to save valuable resources and prevent any potential negative effects on human health and the environment For more information about collection and recycling please contact your local municipality Penalties may be applic...

Page 8: ...up to 90 Display Approx 17 8 cm 7 0 inches wide colour display Talking method Hands free Installation method Wall mount mounting bracket isupplied 3 2 Door phone VL V524L Power source Power supplied by the main monitor Dimensions mm height x width x depth Approx 152 x 102 x 35 5 excluding protruding sections Mass Weight Approx 225 g Operating environment Ambient temperature approx 15 C to 55 C Rel...

Page 9: ...he speaker of Monitor station While the voice from the microphone of Monitor station reaches the speaker of the Door station through the reverse route Route to Extention monitor The voice signal from Door station is sent through another HYB and interphone cable to Extention monitor In Extention monitor The voice signal from Monitor station is sent through HYB and Sub CPU to the speaker of Extentio...

Page 10: ...hen rings Then LCD of the Monitor station is turned ON Fig 4 2 Call signal from Door station Communication to Extention monitor When the call is detected by Monitor station The Main CPU command of Monitor station is modulated to ASK signal and sent to Extention monitor This ASK signal is demodulated by Extention monitor Extention monitor detects this call and then rings Then LCD of Extention monit...

Page 11: ... control 2 Electric Lock Electric Lock Sub monitor IN Sub monitor OUT Sub monitor OUT Sub monitor OUT Power supply for Core Power supply for I O Power supply for RF VDDIO_EBI BB3 3V BB1 8V BB1 8V JTAG BBIC_TX_RES BBIC_TX BBIC_RX_RES BBIC_RX BBIC_nFREEZE LCD_HD LCD_VD LCD_CLK LCDC_TX LCDC_CK LCDC_CS LCD_nRST VDD33 CN200 7 800 480 WVGA LCD QSPI 128Mbit LCD_R 0 7 LCD_G 0 7 BBIC_SPI_TX BBIC_SPI_CLK BB...

Page 12: ...kage 24pin SOP Outline of Operation The video signal FM from the Door Station is demodulated Regulator for 5V IC671 Input voltage 12V Output voltage 5V Package 5pin SOT 25A Outline of Operation It generate from 12V to 5V FM Demodulation OP AMP for Door station IC500 Operating Power Supply 12V Package 8pin SSOP 8 Outline of Operation The sound signal send receive are converted to 2 line from 4 line...

Page 13: ...all VFBGA Memory capacity 1Mbit Outline of Operation Work area of IC405 4 2 1 2 3 Video Timer LCDIF TSP Part OP AMP for LCD_BL Circuit IC270 Operating Power Supply 3 3V Package 8pin SSOP 8 Outline of Operation Control of LCD_BL current Timer IC390 Operating Power Supply 3V Package 8pin SNT 8A Outline of Operation timer of IC100 System clock frequency 32 768KHz X790 4 2 1 2 4 DPJP3 Part DPJP3 IC100...

Page 14: ...te from AC 220V 240V to DC 23V DC 12V 4 2 1 4 KEY Board 4 2 1 4 1 Key Part Regulator for Power 3 3V IC1001 Input voltage 5V Output voltage 3 3V Package 5pin SOT 89 5 Outline of Operation It generate from 5V to 3 3V Touch Button Controller IC1002 Operating Power Supply 3 3V Package 28pin MLPQ UT28 Outline of Operation Detect capacitance change caused by touching button 14 ...

Page 15: ...SW301 LED LED1 5V Regulator IC202 Trans T1 To Monitor Voice Amplifier IC100 5V SP amp IC102 2 2 2 Diode Bridge D2 D5 Camera Unit FM Signal Modulator IC200 5V Video signal FM signal DC 20V MCU IC203 White LED LED200 LED201 VL V524L Door station diagram AM signal Illumination sensor IC204 6 15 ...

Page 16: ...al from the Monitor Station is amplified and sent to the SP amp IC102 Speaker Amplifier IC102 Operating Power Supply 5V Package VSP 8pin Outline of Operation The voice signal from the Voice amp IC100 is amplified and sent to the Speaker MCU IC203 Operating Power Supply 5V Package 32pin QFP Outline of Operation It communicates with the Monitor Station by AM signal through IC200 It controls of the c...

Page 17: ...5 Location of Controls and Components Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 17 ...

Page 18: ...6 Installation Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 18 ...

Page 19: ...7 Operating Instructions Refer to the Operating Instructions Note You can download and refer to the Operating Instructions Instruction book on TSN Server 19 ...

Page 20: ...The settings are shown below 4 To confirm the connection type in EPD F then press the Enter key The response is OK 5 Refer to the Measurements and Adjustments for adjustment 6 Disconnect the AC cord and disconnect the 3 wire cable PC Note 1 COM port names may vary depending on what your PC calls it Check COM port number in advance ձ Open Tera Term select Serial Port COM䕕 at Tera Term New connectio...

Page 21: ...oor Station to nondefective Main Monitor Station YES Does the ringtone sound from the Main Monitor Station NO A Is it possible to respond from the main monitor station Is it possible to respond from the main monitor station YES NO B C D YES YES Is the conversation available after the response from the Main Monitor Station Is the conversation available after the response from the Main Monitor Stati...

Page 22: ...Door Station Check Calling Operation 1 Door Station Rewire the Main Monitor Station and the Door Station correctly YES Replace the Main board YES B Check Talk Signal path of Door Station Transmitting Receiving 2 Replace the Main board Replace the faulty parts NO Are there any faulty parts found Reference 1 Refer to Calling Operation During Standby in 9 3 Signal Route 2 Refer to Talk Signal in 9 3 ...

Page 23: ...e Main Board of the Door Station OK Refer to Fig 1 Check Signal Flow of the Image Signal Door Station Main Board Replace the fault parts The FM signal from pin3 of IC200 on the Main Board of the Door Station The image signal TD200 from the Camera CMOS of the Door Station Measuring conditions Image signal The Main Monitor Station and the Door Station should be connected Supply AC Power to the Main ...

Page 24: ...hting turn off When lighing operation is carried out with the Monitor Station does lighting turn on Are there any missing faulty parts around LED200 and LED201 Are there any missing faulty parts around IC204 Replace the Main board Replace the Main board NO Replace the fault parts Replace the fault parts Replace the fault parts Check AM signal Reference Refer to AM Signal in 9 3 Signal Route 24 ...

Page 25: ...heck of the Door Station 5 NO Go to Defect of the Communication between the Main Monitor Station and the Door Station 4 Can the Door Station record and play the image YES NO Can the communication be made Cut off the communication YES Go to Defect of the Extension Monitor video recording 6 NO Go to Defect of Communication Between the Main Monitor Station and the Extension Monitor 2 Can the video re...

Page 26: ...o the Main Monitor Station Communicate between tthe Extension Monitor and the Door Station Replace the fault parts START END Are all parts on Talk Signal Path Receiving of Extension Monitor OK NO Replace the fault parts Are all parts on Image Signal Parh of Extension Monitor OK NO Replace the fault parts Replace the Main board 1 Reference Refer to 9 3 Signal Route TALK Signal Transmitting TALK Sig...

Page 27: ...Monitor Station Communicate between the Door Station and the the Extension Monitor END YES YES Is it possible to record play an image of the door station Are all parts on Recording Image Operation Path Manual of the Extension Monitor OK NO NO Replace the Main board Replace the fault parts Reference Refer to Recording image Operation in 9 3 Signal Route 27 ...

Page 28: ...ce the primary circuit parts of the Power Supply circuit Check around D6 R25 and C25 of Power Board Replace the fault parts NO NO NO Is the voltage of 10 pin of T1 about 22V Is the voltage of CL6 about 22V Is the voltage of CL7 about 12V Is the voltage of CL6 about 22V END YES END END END END Replace the fuse F1 Is the unit powered ON YES Check around D8 R10 IC3 and IC4 of Power Board Replace the ...

Page 29: ...900 on Main Board of the Main Monitor Station Is the voltage of C906 Main Board about 12V Replace Resistor R902 on Main Board of the Main Monitor Station Is the voltage of CL910 Main Board about 5V 12V 5V Check around IC910 L910 R912 R913 C910 C912 C913 C914 C915 and C917 of Main Board YES YES YES YES To next page NO NO NO NO Is the unit powered ON NO YES END Is the unit powered ON NO YES END Is t...

Page 30: ...51 and C952 of Main Board Is the voltage of CL437 Main Board about 1 8Vfor BBIC Core 4V 1 8V Check around Q401 R419 C427 C435 and C438 of Main Board Is the voltage of CL438 Main Board about 3 3V for BBIC I O 4V 3 3V Check around Q402 R416 R417 R420 C418 C433 and C436 of Main Board NO NO NO NO NO NO YES YES YES YES YES YES Is the unit powered ON NO YES END Replace the fault parts Is the unit powere...

Page 31: ...d NO YES Is the unit powered ON NO YES END Replace the fault parts Is the voltage of CL232 Main Board about 15 3V for LCD Check around C240 D233 R249 Q232 R241 C247 C248 Q233 R246 Q234 and R243 of Main Board NO YES Is the unit powered ON NO YES END Replace the fault parts Is the voltage of CL231 Main Board about 10 4V for LCD Check around L230 IC230 R256 C238 D232 R237 R238 C241 C243 and C245 of M...

Page 32: ...onitor Station Communicate between the Door Station and the Main Monitor Station END YES YES Is it possible to record play an image of the door station Are all parts on Image Signal Path of Main Monitor Station OK NO NO Replace the fault parts Replace the Main board Reference Refer to Recording Image Operation in 9 3 Signal Route 32 ...

Page 33: ...onitor Station Communicate between the Main Monitor Station and the Door Station Replace the fault parts START END YES Are all parts on Talk Signal Path Receiving of Main Monitor Station OK NO Replace the fault parts YES Are all parts on Image Signal Path of Main Monitor Station OK NO Replace the fault parts Replace the Main board 1 Reference Refer to Talk Signal in 9 3 Signal Route Refer to Image...

Page 34: ...itor Station Communicate between the Extension Monitor Station and the Door Station Replace the fault parts START END YES Are all parts on Talk Signal Path Receiving of Extension Monitor Station OK NO Replace the fault parts YES Are all parts on Image Signal Path of Extension Monitor Station OK NO Replace the fault parts Replace the Main board of EXtention Monitor Station 1 Reference Refer to Talk...

Page 35: ...een change in response to key touch Is the cable connected to CN 701 and CN 1001 Check around IC1001 C1003 C1004 and C1009 Check around IC1002 R1001 R1002 R1010 R1013 C1008 C1011 and L1001 Confirm that the CL 910 of the main board becomes 5 V Replace the Key board 1 NO NO NO NO NO YES YES Connect the cables correctly NO YES YES YES END START Reference 1 10 1 3 How to Remove the Main Board Speaker ...

Page 36: ...ermined depending upon purposes The signal mainly flowing on this route is analog You can trace the signal with an oscilloscope The signal flow on each route is shown in the Check Sheet here If you find a specific problem in the unit trace that signal route locally with the following Check Sheet and locate the faulty point 36 ...

Page 37: ... 37 ...

Page 38: ... 38 ...

Page 39: ... 39 ...

Page 40: ... 40 ...

Page 41: ... 41 ...

Page 42: ...the AC Cord No 1 1 Remove 2 screws a 2 Remove the Power cord cover 3 Keep pressing the terminal by Screwdriver s head and pull out the wires of the Power code as shown in Fig 1 10 1 2 How to Remove the Cabinet Cover No 2 Procedure No 1 No 2 1 Remove 5 screws b 2 Remove the cabinet cover 42 ...

Page 43: ...edure No 1 No 2 No 3 1 Remove connector Fig 2 2 Remove the solder of wires Fig 3 Fig 4 3 Remove 2 screws c 4 Remove the Main board with LCD holder from Cabinet body 5 Unhook the 4 tabs of the LCD holder 6 Remove the Flat cable from Main board as shown in Fig 5 43 ...

Page 44: ...ow to Remove the Power board Key board No 4 Procedure No 1 No 2 No 3 No 4 1 Remove 3 screws d 2 Remove Power board from Cabinet body 3 Remove PCB holder from Cabinet body 4 Remove Key board from Cabinet body 44 ...

Page 45: ...10 2 Door Station 10 2 1 How to Remove the Front Panal No 1 1 Unlock the hook by inserting the screw driver Fig A 2 Remove Front panel from Cabinet body 45 ...

Page 46: ...10 2 2 How to Remove the Door Station No 2 Procedure No 1 No 2 1 Remove 4 screws a Case of Mounting base used or Case of Flush mount box used 46 ...

Page 47: ...1 No 2 No 3 1 Remove 4 screws b 2 Please remove the cabinet cover from cabinet body with care to the hooks 3 Remove the solder on the 3 pairs of lead wires Fig B Fig C Fig D 4 Disconnect the connector A from the Camera Unit 5 Remove the screw c 6 Remove the Main Board 47 ...

Page 48: ...10 2 4 How to Remove the Mic Board and Speaker No 4 Procedure No 1 No 2 No 3 No 4 1 Remove the Mic board 2 Remove the Speaker 48 ...

Page 49: ...10 2 4 1 Note for Microphone Assembly for anti feedback 49 ...

Page 50: ... caught 10 2 6 Item to be checked after completion of assembly camera lens angle adjustment After completing assembly work move the angle adjustment lever on the rear surface in the left and right directions and confirm that it moves all the way Note When the camera angle is adjusted to the upper left and upper right the image may be slightly distorted 50 ...

Page 51: ...11 Measurements and Adjustments 11 1 Main Monitor Station 11 1 1 Main Board 11 1 1 1 Connections When replacing the main board Monitor Station please refer to the following items for adjusting 51 ...

Page 52: ... is the value 2 3 3 V Supply Confirmation CL438 BB3 3V 1 Confirm that the voltage between test point CL438 and CL109 GND is 3 3 V 0 2 V 3 RF3 2 V Supply Confirmation CL436 RF3 2V 1 Confirm that the voltage between test point CL436 and CL109 GND is 3 2 V 0 2 V 4 BBIC Clock Adjustment CL402 BCLK 1 Confirm frequency between CL402 and CL109 GND 2 Input Command sfr then you can confirm the current valu...

Page 53: ... Entering Factory Mode 1 Turn AC Power ON while pressing F5 button TALK about 5 seconds or more 2 Press TALK OFF F4 key sequentially FACTORY MODE screen is displayed In order to exit Factory Mode 1 Press the F1 button 53 ...

Page 54: ...actory Setup Initialize the logs and the all parameters except for the factory adjusted value and delete the recorded images 1 Select FACTORY SETUP by F2 or F3 2 Press F4 DECIDE 3 Press F4 RUN 4 Press F1 RESET 54 ...

Page 55: ...asically adjustment is unnecessary 1 Select TECHNICAL MODE 1 by F2 or F3 2 Select WHITE BALANCE by F2 or F3 3 Set to default value 1 Select the color by F2 or F3 2 Press F4 DECIDE 3 Set to default value as below F1 Select Digit F2 F3 Change Value R Gain 03e0 G Gain 0410 B Gain 0410 During the adjustment the color of the screen will change 55 ...

Page 56: ...ction Menu Settings and Overview House mode Selection Display Don t display Display Use only when connecting the lobby doorphone station in House mode for example VL V590 Apartment mode It is used when connecting to the Video Intercom System for Apartment Complexes It switches automatically to Apartment mode in the communication settings from the PC tool Please use when switching manually For more...

Page 57: ...lux Recommended Flux Specific Gravity 0 82 Type RMA lower residue non cleaning type Note See 2 2 About Lead Free Solder PbF Pb free 12 1 2 Flat Package IC Removal Procedure 1 Put plenty of solder on the IC pins so that the pins can be completely covered Note If the IC pins are not soldered enough you may give pressure to the P C board when cutting the pins with a cutter 2 Make a few cuts into the ...

Page 58: ...setting with the corresponding soldering foil 2 Apply flux to all pins of the FLAT PACKAGE IC 3 Solder the pins sliding the soldering iron in the direction of the arrow 12 1 4 Bridge Modification Procedure 1 Lightly resolder the bridged portion 2 Remove the remaining solder along the pins using a soldering iron as shown in the figure below 58 ...

Page 59: ...ic Diagram Note 1 DC voltage measurements are taken with an oscilloscope or a tester with a ground 2 The schematic diagrams and circuit board may be modified at any time with the development of new technology 59 ...

Page 60: ...22u 10 C516 10p R511 33k C526 10p D500 NC Door1_P 5 3D Door1_N 5 3D Door2_P 5 3D Door2_N 5 3D C659 1000p AGND R658 10 Q650 R660 0 82 V22A R650 10k Q653 C663 NC AGND C658 10p C655 NC R653 0 47 AGND R657 6 8k C660 R652 33k C650 NC C657 47u 6 3 L645 C662 10p C653 820p C654 10p L646 NC R651 27k R654 1k C651 1000p C652 0 047u 25 R659 10k Q652 Q651 C661 C656 NC L623 L611 L613 L622 L612 L621 C620 33p R62...

Page 61: ...7 NC14 V17 NC15 T17 NC16 N16 NC17 T18 NC18 R17 NC19 U18 NC20 M16 NC21 R419 10k C415 100p R574 100 D560 CL402 DG IC405 H14 VDDIO_EBI1 H17 DAB15 K14 VDDIO_EBI2 H16 DAB14 K18 DAB13 K17 DAB12 L17 DAB11 L16 DAB10 M17 DAB9 N17 DAB8 J18 DAB7 J17 DAB6 J16 DAB5 L18 DAB4 M18 DAB3 N18 DAB2 E2 AVD_XTAL D2 AVS_XTAL G1 XTAL1 F1 XTAL2 D1 RF_RXp C1 RF_RXn C2 LNA_VSS1 B1 LNA_VSS2 E1 LNA_VSS3 D3 LNA_VSS4 A4 RF_TXp ...

Page 62: ... 207 GP1 URX_1 208 VDDOUT4 209 GP19 PCM_CLK_SORCE 210 VDD33_16 211 GP20 PCM_TX 212 NC7 213 GP21 PCM_RX 214 GP22 PCM_FS 215 GP23 PCM_CLK 216 VSS_1 1 GP24 TM16AIN10 2 GP25 TM16BIN10 3 GP26 TM16AIN11 4 GP27 TM16BIN11 5 NC1 6 GP86 TM8IN03_0 7 VDD33_1 8 GP87 TM8IN03_1 9 GP88 TM8IN03_2 10 GP89 TM8IN03_3 11 VDD12_1 12 GP90 TM8IN47_0 13 GP91 TM8IN47_1 14 GP92 TM8IN47_2 15 GP93 TM8IN47_3 16 FPEN 17 VSS_2 1...

Page 63: ...F C270 1uF 16V 18 R2 DG IC230 1 COMP 2 FB 6 VCC 7 FCLK 3 ENB 8 SS 4 GND 5 SW 23 R7 R271 10k R246 10k LCD_nRST 3 3F C237 0 1uF 16V CL231 C233 NC R241 8 2k DG VGL 6 8V 26 G2 DG DG LCD_PWRON1 3 3F DG C229 0 1uF 30 G6 R206 33 36 B4 12V 7 RESET 49 VLED C271 0 1uF 16V 2 NC R230 1k LCD_PWRON2 3 3F DG 14 DCLK C241 10uF 25V 20 R4 C248 10uF 25V CL232 DG R210 10k C244 0 22uF 25V BL_PWM 3 1C C240 0 1uF C245 0...

Page 64: ...P1 NC MIC 2 1B MIC 2 1B 1AP201 AP1 NC C822 3p PBX N 5 3E AGND VREF2 C819 3p 12V2 DG RL801 1 2 3 4 5 6 7 8 PBX_OUT 2 1C D802 1 3 2 R805 150 Q805 10k 10k C809 8200p R801 10k C805 4 7u 16 C804 1200p 12V L801 C821 3p D804 R802 820 TEL_CALL 3 1D IC801 1 AOUT 2 A IN 3 A IN 4 V 5 B IN 6 B IN 7 BOUT 8 V C808 220p R815 180k D803 NC C802 10u 10V R819 47k DG R813 27k R818 12k C818 NC C812 NC C820 3p L802 R81...

Page 65: ...C C922 0 1u DG C926 NC L920 DG IC930 1 BOOT 2 VIN 3 SW 4 GND1 5 FB 6 COMP 7 EN 8 SS 9 GND2 CL930 DG C905 10uF 25V C903 0 1u IC920 1 BOOT 2 VIN 3 SW 4 GND1 5 FB 6 COMP 7 EN 8 SS 9 GND2 C927 0 1u C930 10uF 25V C935 820p C934 22uF 16V 4VRF C906 10uF 25V C914 22uF 16V DG C911 NC C920 10uF 25V L930 AVDD33 L910 DG C913 10p DG C933 10p V22A R921 47k 12V C940 NC CL920 C912 0 1u R941 CL950 C941 NC C907 NC ...

Page 66: ...723 C723 L718 DG DG DG R758 NC DG R783 NC R702 NC C724 L728 C725 L729 C729 L730 R759 0 R784 0 R703 0 SUBMON V N 10 2D SUBMON V P 10 2D DG DG DG C712 NC C713 NC C714 NC R778 4 7k C715 1000p R777 270 R793 10k R789 100k DG R776 4 7k R780 47k C716 100p R791 2 2k DG R790 8 2k VDD50 IC702 1 AOUT 2 A IN 3 A IN 4 GND 5 B IN 6 B IN 7 BOUT 8 V DG R779 22k VDD33 VDD50 R724 22k DG R749 4 7k R798 10k DG R797 2...

Page 67: ... 6 7 8 DG Q759 2 2k 47k DG Sub_TalkON 2 2D DG R795 1 5k R794 10 AM_RX2 1 8C VDD33 R796 1 5k AM_TX 1 8C 3 1E IC701 12 11 13 AM_PWM 1 8C 3 1C 9 8D R499 2 2k C487 1000p R498 8 2k 2V2 DG IC480 1 AOUT 2 A IN 3 A IN 4 GND 5 B IN 6 B IN 7 BOUT 8 V C485 100p R480 10k R483 2 7k R489 270 R485 47k R490 4 7k AGND C484 0 01u R479 10k R486 2 2k DG VDD33 R484 1k R488 4 7k C483 47p C489 0 1u VDD50 DG C486 0 1u 2V...

Page 68: ... GPIO7 24 VDIG C1011 1000pF T3V3 L1001 C1012 0 1uF DG DG C1010 0 1uF C1009 0 1uF C1008 0 1uF DG R1002 330 R1001 4 7k T3V3 PAD1 R1003 0 PAD2 PAD3 PAD4 PAD5 PAD6 PAD7 R1004 0 R1005 0 R1006 0 R1007 0 R1008 0 R1009 0 TOUCH R1010 4 7k T3V3 C1006 100p C1001 1500pF 50V C1007 100p CL1004 CL1002 CL1003 CL1005 C1002 0 1u 16V CL1001 IC1001 1 ON OFF 2 VSS 4 VIN 5 VOUT 3 SSC C1004 0 01u 5V CL1006 C1003 10u 25 ...

Page 69: ...p 2000V R19 20k 1 R18 36k 1 D8 200V 3A 22V CL7 CL6 CL8 C1 0 1uF 310V VS1 750V C9 2200pF 250V D2 CRG05 TE85L Q IC3 1 2 3 4 C25 120pF 250V R25 82 0 5W DG GND R26 1W 4 7k R27 1W 4 7k R20 10 0 25W NC D21 11V NC T1 2 1 9 3 4 8 7 10 5 11 6 IC1 1 VDD 2 FB 7 S 3 SO 8 LS 4 VCC 33pF 5 D D6 C11 68pF 1000V LF1 38 5mH AC250V 0 6A 4 3 2 1 C26 1000V C8 15uF 450V C2 27uF 450V R1 0 5W 10 R2 0 5W 10 D5 400V 1A CN1 ...

Page 70: ...C105 560pF D100 2 1 3 R122 6 2k GND C119 100pF C107 0 047uF 16V R128 1k R132 3 3k C115 10uF 10V 5V GND C101 10uF 25V C118 10uF 25V R305 150 R302 1 10k Q301 1 2 3 4 5 6 R303 1 820 R304 22k D400 13 07V R400 15k R401 15k Q100 C114 1uF 6 3V R104 2 2k 5VSP GND R103 47k C100 100uF 16V GND R100 0 5W 33 5V L200 330uH C217 820pF D300 TD301 R205 47k 5VA CL8 GND BLK VCC R212 0 25W 120 LED200 W LED201 W Q204 ...

Page 71: ...13 2 2 MIC Board MIC MIC C700 1000pF L700 L701 MIC1 1 2 VL V524 Mic Board 71 ...

Page 72: ...721 C916 C722 C917 C723 CL610 C724 CL611 C725 R185 CL612 C726 R186 CL613 CL614 CL615 C729 C341 CL616 CL617 CL618 C920 R380 CN170 C921 R381 C922 C152 R382 C923 C924 C925 C926 C927 CL621 CL622 CL623 CL624 R581 R582 R583 CL433 C930 R390 R584 CL435 C932 CL436 C933 CL437 C934 CL438 R588 C935 CL439 R589 C937 CL440 RL801 R592 R593 C940 C170 C941 C171 C175 C176 D500 L201 D501 L202L203 D503 R793 L204 D504 ...

Page 73: ... C589 C595 C596 L622 L623 L645 L646 D560 D561 IC350 CN200 IC160 Q281 R801 R611 R613 R614 R615 R616 R621 R623 R624 R625 R626 R627 Q880 Q881 C215 R645 C610 C228 C229 C612 C613 C614 R650 R651 R652 R653 R654 C620 C622 R660 C627 R281 R479 R673 C650 C651 C652 C653 C654 C655 C656 C657 C658 C661 C662 C663 D610 D612 SW100 D620 D622 D627 R100 R102 R103 R112 R113 R114 R115 R116 IC642 L170 L171 L172 L173 L174...

Page 74: ...L1006 CN1001 C1001 C1002 C1003 C1004 C1005 C1006 C1007 C1008 C1009 C1010 C1011 C1012 R1001 R1002 R1003 R1004 R1005 R1006 R1007 R1008 R1009 IC1001 IC1002 R1010 R1011 R1012 R1013 PAD1 PAD2 PAD3 PAD4 PAD5 PAD6 PAD7 CL1007 PNLB2806 AP b PbF VL MV74 Key Board Component View Bottom View 74 ...

Page 75: ... CN1 C14 C17 PbF PNLB2807 YY C21 C23 C24 C25 C26 C3 C4 C6 D1 D2 D5 D6 D8 D21 IC4 R10 R11 R13 R15 R16 R17 R18 R19 R20 R25 R26 R27 R1 R2 R4 R6 R7 R8 CL1 CL2 CL3 CL4 CL6 CL7 CL8 C11 C12 C15 C5 C7 L2 C10 C13 PNLB2807 YY PbF VL MV74 Power Board Component View Bottom View 75 ...

Page 76: ...YY a R231 R11 C230 PbF R400 C20 R401 R210 R212 R213 R214 R215 R217 R220 R221 R222 C212 C213 C221 C222 C5 LF1 C6 C7 C8 Q100 TD1 TD2 D6 TD4 TD5 TD6 TD7 TD8 TD9 D400 TD200 TD201 TD202 TD203 TD204 TD205 TD207 TD208 TD209 IC202 IC203 TD210 TD211 R100 R102 R103 R104 R107 R111 R112 R114 R118 R119 R120 R121 R122 R123 R124 R125 L5 R128 R132 R133 R134 R135 R136 C100 C101 C102 C103 C104 C105 C106 C107 C108 C...

Page 77: ...14 2 2 MIC Board L 7 0 0 L 7 0 1 C700 MIC1 PNLB2805 YY b VL V524L Mic Board Component View Bottom View 77 ...

Page 78: ...15 Exploded View and Replacement Parts List 15 1 Exploded View 15 1 1 Main Monitor Station 1 7 6 8 14 10 11 9 5 3 4 2 12 13 PCB2 PCB1 PCB3 A A B B B B B B B C C C 78 ...

Page 79: ...15 1 2 Door Station 101 106 PCB102 E101 107 108 PCB101 102 104 105 109 110 111 112 113 113 115 114 103 D D D D D 79 ...

Page 80: ...SX VL SV74VN VL SV74VNP P101 P104 P102 A111 A112 A108 A109 A110 P105 P109 P106 P106 P107 P108 P110 A101 A107 1 P103 Note 1 A101 and A102 are VL SV74BX VL SV74CX VL SV74AZ VL SV74ML VL SV74SX only A103 and A104 are VL SV74BX VL SV74CX only A105 is VL SV74BX only A106 and A107 are VL SV74VN VL SV74VNP only 80 ...

Page 81: ... MV74VN VL MV74VNP P201 P203 P204 P202 P205 P206 A208 A209 A201 A207 1 Note 1 A201 and A202 are VL MV74BX VL MV74CX VL MV74AZ VL MV74ML VL MV74SX only A203 and A204 are VL MV74BX VL MV74CX only A205 is VL MV74BX only A206 and A207 are VL MV74VN VL MV74VNP only 81 ...

Page 82: ...3 VL V524LCE VL V524LSX VL V524LVN Optional Unit A304 A305 A306 P303 A301 A302 A303 P302 P304 P305 P305 P306 P301 1 Note 1 A301 is VL V524LCE VL V524LSX only A302 is VL V524LCE only A303 is VL V524LVN only 82 ...

Page 83: ...15 1 3 4 VL MB524BX VL MB524SX VL MB524VN Optional Unit P401 P403 P402 83 ...

Page 84: ...VOLUME BUTTON White S Safety Ref No Part No Part Name Description Remarks 3 L0AA02A00129 SPEAKER 4 PNHS1913Z SHEET for SPEAKER 5 PNHR2565Z PCB HOLDER 6 PNMH1512Z LCD SHIELD 7 L5EDDYY00882 LCD 1 8 PNZEAMV74BX LCD HOLDER ASS Y 9 PNMG1012Z MIC COVER 10 PNKF1507Z1 CABINET COVER S 11 PNGTA741Z NAME PLATE for BX 11 PNGTA745Z NAME PLATE for CX 11 PNGTA746Z NAME PLATE for AZ 11 PNGTA743Z NAME PLATE for ML...

Page 85: ...ABDF000026 TRANSISTOR SI Q704 B1ABDF000026 TRANSISTOR SI Q705 B1ABDF000026 TRANSISTOR SI Q759 B1GBCFYY0014 TRANSISTOR SI Q803 B1GBCFYY0014 TRANSISTOR SI Q804 B1ADGD000005 TRANSISTOR SI Q805 B1GBCFYY0134 TRANSISTOR SI Q880 B1GBCFYY0014 TRANSISTOR SI Safety Ref No Part No Part Name Description Remarks Q881 B1GBCFYY0014 TRANSISTOR SI DIODES D31 DA2S10100L DIODE SI D100 B0BC4R7A0268 DIODE SI S D101 B0...

Page 86: ...L L725 G1C331JA0036 COIL L727 G1C331JA0036 COIL L728 G1C330JA0041 COIL L729 G1C330JA0041 COIL L730 G1C330JA0041 COIL L732 G1C470MA0072 COIL L734 G1C470MA0072 COIL L736 G1C470MA0072 COIL L760 PQLQR2KA113 COIL S L761 PQLQR2KA113 COIL S Safety Ref No Part No Part Name Description Remarks L764 G1C100MA0274 COIL L765 G1C100MA0274 COIL L766 G1C331JA0036 COIL L767 G1C330JA0041 COIL L768 G1C331JA0036 COIL...

Page 87: ...TS 33 R412 D0GA563ZA006 56k R413 D1H83304A042 COMPONENTS PARTS 33 R414 ERJ2GEJ101 100 S R415 ERJ2GEJ102 1k S R416 ERJ3EKF1802 18k Safety Ref No Part No Part Name Description Remarks R417 ERJ3EKF6801 6 8k R418 ERJ2GEJ103 10k S R419 ERJ2GEJ103 10k S R420 ERJ2GEJ103 10k S R421 ERJ2GEJ472X 4 7k S R425 ERJ2GEJ562X 5 6k S R428 ERJ2GEJ562X 5 6k S R479 ERJ2GEJ103 10k S R480 ERJ2GEJ103 10k S R481 ERJ2GEJ47...

Page 88: ...EKF4702 47k R721 ERJ3GEYJ152 1 5k S R722 ERJ3GEYJ152 1 5k S R723 ERJ3GEYJ100 10 S R724 ERJ2GEJ223 22k S Safety Ref No Part No Part Name Description Remarks R725 ERJ3GEYJ152 1 5k S R726 ERJ3GEYJ152 1 5k S R727 ERJ3GEYJ100 10 S R728 ERJ3GEYJ104 100k S R729 ERJ3GEYJ822 8 2k S R747 ERJ3EKF4701 4 7k R748 ERJ3EKF2700 270 R749 ERJ3EKF4701 4 7k R750 ERJ2GEJ473 47k S R751 D0GA332JA015 3 3k S R752 ERJ2GEJ22...

Page 89: ...0 001 C129 ECUE1C104KBQ 0 1 C130 ECUE1C104KBQ 0 1 C131 ECUE1C104KBQ 0 1 Safety Ref No Part No Part Name Description Remarks C132 ECUE1C104KBQ 0 1 C133 ECUE1C104KBQ 0 1 C134 ECUE1C104KBQ 0 1 C135 ECUE1C104KBQ 0 1 C136 ECUE1C104KBQ 0 1 C138 ECUE1C104KBQ 0 1 C139 ECUE1C104KBQ 0 1 C140 ECUE1C104KBQ 0 1 C141 ECUE1C104KBQ 0 1 C142 ECUE1C104KBQ 0 1 C143 ECUE1C104KBQ 0 1 C144 ECUE1C104KBQ 0 1 C145 ECUE1C1...

Page 90: ...01 C485 ECUE1H101JCQ 100p C486 ECUV1H104KBV 0 1 C487 ECUE1H102KBQ 0 001 Safety Ref No Part No Part Name Description Remarks C489 ECUV1H104KBV 0 1 C500 F1K1E1060009 10 C501 F1L1E1060021 10 C502 ECUE1E103KBQ 0 01 C503 ECUE1H102KBQ 0 001 C505 ECUE1A224KBQ 0 22 C506 ECUE1H681KBQ 680p C507 ECUE1H100DCQ 10p C508 ECUE1C104KBQ 0 1 C509 ECUE1H332KBQ 0 0033 C510 ECUE1H100DCQ 10p C511 ECUE1H332KBQ 0 0033 C51...

Page 91: ...ECUE1H101JCQ 100p C767 ECUE1C104KBQ 0 1 C768 ECUE1H391KBQ 390p C769 ECUE1A224KBQ 0 22 C770 ECUE1H102KBQ 0 001 Safety Ref No Part No Part Name Description Remarks C771 ECUE1H100DCQ 10p C773 F1K1E1060009 10 C775 ECUE1H101JCQ 100p C776 ECUE1H100DCQ 10p C777 ECUE1H101JCQ 100p C778 ECUE1H102KBQ 0 001 C779 F2G1C1010034 100 C780 ECUV1H821JCV 820p C781 ECUE1H470JCQ 47p C782 ECUE1H100DCQ 10p C783 ECUV1H103...

Page 92: ... 0 001 C1012 ECUE1A104KBQ 0 1 15 2 1 4 Power Board Parts Safety Ref No Part No Part Name Description Remarks PCB3 PNWPCMV74BX POWER SUPPLY ASS Y RTL Safety Ref No Part No Part Name Description Remarks ICs PHOTO ELECTRIC TRANSDUCER IC1 MIP2M40MTSCF IC IC3 B3PBA0000485 PHOTO ELECTRIC TRANSDUCER IC4 C0DBAYY00781 IC DIODES D1 B0EDKT000007 DIODE SI D2 B0ECGT000002 DIODE SI D5 B0ECKP000047 DIODE SI S D6...

Page 93: ...C200 C1AB00002793 IC IC202 C0DBAYY00932 IC Safety Ref No Part No Part Name Description Remarks IC203 It is impossible to supply IC203 by itself Therefore when this part is in need of replacing please replace the Main Board PCB101 IC204 B3JB00000223 PHOTO ELECTRIC TRANSDUCER TRANSISTORS Q2 DSC7003R0L TRANSISTOR SI Q3 B1ABCF000271 TRANSISTOR SI Q4 B1ADMF000022 TRANSISTOR SI Q5 B1HBDFA00002 TRANSISTO...

Page 94: ...J2GEJ472X 4 7k S R219 D0GA124JA015 120k S R220 ERJ2RKF3900 390 R221 ERJ2RKF2201X 2 2k R224 ERJ2GEJ472X 4 7k S Safety Ref No Part No Part Name Description Remarks R225 ERJ2GEJ102 1k S R226 ERJ2GEJ182 1 8k S R227 ERJ2GEJ101 100 S R228 ERJ2GEJ101 100 S R232 ERJ2GEJ750 75 S R233 ERJ2GEJ112X 1 1k S R234 ERJ2GEJ222 2 2k S R302 ERJ3EKF1002 10k R303 ERJ2RKF8200 820 S R304 ERJ2GEJ223 22k S R305 PQ4R10XJ151...

Page 95: ... No Part No Part Name Description Remarks A105 PNQW5673Z QUICK REFERENCE GUIDE for Indonesian and Thai 4 A108 XMM38 20VW WOOD SCREW A109 XSB4 12VWV1 SMALL SCREW A110 XSB4 25VW SMALL SCREW A111 XTN4 16AFJA SMALL SCREW S A112 PNMH1513Z MOUNTING BASE P101 PNPN1604Z CUSHION P102 PNPN1603Z CUSHION P103 PNPK4086011Z GIFT BOX P104 XZB20X35A04 PROTECTION COVER for PRINTED MATERIALS P105 XZB18X27A04L PROTE...

Page 96: ...P109 PNPM1033Z PROTECTION COVER for MAIN MONITOR P110 PFPP1045Z PROTECTION COVER for SCREW 15 2 3 5 VL SV74SX Safety Ref No Part No Part Name Description Remarks A101 PNQW5671Z IMPORTANT INFORMATION AND QUICK GUIDE for English 4 A102 PNQX8844Z INSTALLATION GUIDE for English 4 A108 XMM38 20VW WOOD SCREW A109 XSB4 12VWV1 SMALL SCREW A110 XSB4 25VW SMALL SCREW A111 XTN4 16AFJA SMALL SCREW S A112 PNMH...

Page 97: ...fety Ref No Part No Part Name Description Remarks A201 PNQW5671Z IMPORTANT INFORMATION AND QUICK GUIDE for English 4 A202 PNQX8844Z INSTALLATION GUIDE for English 4 A208 PNMH1513Z MOUNTING BASE A209 XTN4 16AFJA SMALL SCREW S Safety Ref No Part No Part Name Description Remarks P201 XZB20X35A04 PROTECTION COVER for PRINTED MATERIALS P202 XZB11X30A02 PROTECTION COVER for POWER CORD P203 PNPM1027Z PRO...

Page 98: ... P303 PNYEAV524SX LABEL for GIFT BOX P304 XZB18X27A04L PROTECTION COVER for DOOR STATION S P305 XZB05X08A04 PROTECTION COVER for SCREW P306 XZB10X15A04 PROTECTION COVER for SCREW Safety Ref No Part No Part Name Description Remarks 15 2 3 15 VL V524LVN Optional Unit Safety Ref No Part No Part Name Description Remarks A303 PNZTAV524VN IMPORTANT INFORMATION for English 4 A304 XMM38 20VW WOOD SCREW A3...

Page 99: ...SA ...

Search results

Summary of Contents for VL-SV74BX

Reviews:

Related manuals for VL-SV74BX

Brands by name

Popular brands

Panasonic VL-SV74BX, Service Manual

Search results

Summary of Contents for VL-SV74BX

Reviews:

Related manuals for VL-SV74BX

Brands by name

Popular brands