Belson BSV-4251 Service Manual
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Belson BSV-4251 Service Manual

Belson BSV-4251 Service Manual

Belson bsv-4251/4251a lcd tv service manual
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SERVICE MANUAL (BSV-4251 BSV-4251A )

Service Manual

MODEL NAME
DOCUMENT NO
REVISION NO REVISION DATE
PAGE
BSV-4251/4251A
RD(1)
00
03/10/23
1/75

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Summary of Contents for Belson BSV-4251

  • Page 1: Service Manual

    SERVICE MANUAL (BSV-4251 BSV-4251A ) Service Manual MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 1/75...

  • Page 2: Table Of Contents

    SERVICE MANUAL (BSV-4251 BSV-4251A ) CONTENTS SPECIFICATION ..………………………………………………. 4 CONTROL DESCRIPTIONS …………………………………... 7 OPTIONS EXTRAS ..……………………..…………………… 9 REMOTE CONTROL BUTTONS ………..……………………. 10 DISPLAY CELL DEFECT SPECIFICATION …………………. 12 BLOCK & WIRING DIAGRAM …………………………………14 MODULE FUNCTION & DEFINITION ……………………….. 16 MODULE BASIC CONFIGURATION …………………….……17 VSC BOARD PIN CONFIGURATION …………….…………..
  • Page 3 SERVICE MANUAL (BSV-4251 BSV-4251A ) (MODULE USE AND CONSIDERATIONS IN SERVICING) TROUBLESHOOTING …….…………………………..…………. 53 IMAGE STICKING CHARACTERISTICS ……………………… 64 ISM MODE………………………………………………………….. 66 SCHEMATIC &PRINTED CIRCUIT BOARD &EXPLODE VIEW ……… EXPLODED VIEW PARTS LIST ………………………………… 69 REPLACMENT PARTS LIST …………………………………….. 71 EXPLODE VIEW ……………………………………………………...

  • Page 4: Specification

    SERVICE MANUAL (BSV-4251 BSV-4251A ) SPECIFICATIONS Note : Specification and others are subject to change without notice for improvement. ¡ Ü 1.Input Signal : SECAM SD,HD VGA ~XGA 2. Tuner : PAL SECAM 2. Input Voltage : AC 100V ~ 240V,@ 50/60Hz, 4A 3.
  • Page 5 SERVICE MANUAL (BSV-4251 BSV-4251A ) 1) AV / COMPONENT Output ITEM UNIT AV Video Input Level 0.85 1.00 1.15 AV Sync Input Level 0.24 0.29 0.32 AV Burst Input Level 0.14 0.28 0.35 AV Video Input Level 0.47 0.63 0.79 AV Audio Input L/R 0.47...

  • Page 6: Control Descriptions

    SERVICE MANUAL (BSV-4251 BSV-4251A ) Pin No Pin Name Spec Pin No Pin Name Spec 12 Vpp 12 Vpp CONTROL DESCRIPTIONS MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 6/75...
  • Page 7 SERVICE MANUAL (BSV-4251 BSV-4251A ) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 7/75...

  • Page 8: Optional Extras

    SERVICE MANUAL (BSV-4251 BSV-4251A ) OPTIONAL EXTRAS MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 8/75...

  • Page 9: Remote Control Buttons

    SERVICE MANUAL (BSV-4251 BSV-4251A ) ¢Ä Optional extras can be changed or modified for quality improvement without notification new optional extras can be added. ¢ Ä Contract your dealer for buying these items. REMOTE CONTROL BUTTONS ¡ Ø When using the remote control aim it at the remote control sensor of the Monitor.

  • Page 10: Teletext Function

    SERVICE MANUAL (BSV-4251 BSV-4251A ) TELETEXT FUNCTION MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 10/75...

  • Page 11: Display Cell Defect Specification

    SERVICE MANUAL (BSV-4251 BSV-4251A ) DISPLAY CELL DEFECT SPECIFICATION MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 11/75...
  • Page 12 SERVICE MANUAL (BSV-4251 BSV-4251A ) [ PDP42V51000,51300,51330] DEFINITION OF CELL DEFECT ZONE MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 12/75...
  • Page 13 SERVICE MANUAL (BSV-4251 BSV-4251A ) 1) Definition of Cell defect Zone 2) Display Dot Diagram MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 13/75...
  • Page 14 SERVICE MANUAL (BSV-4251 BSV-4251A ) BSV-4251 &BSV-4251A (42") PDP TV BLOCK DIAGRAM 24LC21 EEPROM 80.000MHz R,G,B,H,V 20.000MHz ANALOG RGB TX0 + (U2) (U8) AD9883 BA7657 CH1 RGB TX0 - TX0+ SWITCH Y,Pb,Pr CONVERTER COMPONENT1 DE [23:0] (DTV) TX1 + DO [23:0] 20.25MHz...
  • Page 15 SERVICE MANUAL (BSV-4251 BSV-4251A ) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 15/75...

  • Page 16: Module Function & Definition

    SERVICE MANUAL (BSV-4251 BSV-4251A ) MODULE FUNCTION & DEFINITION 1. The function of each part Part name Main function Y-Board (Scan Driver) Execution of the scan and sustain operation connecting scan electrode (Y-electrode) and FPC of panel Z-Board (Common Sustain Driver)

  • Page 17: Module Basic Configuration

    SERVICE MANUAL (BSV-4251 BSV-4251A ) MODULE BASIC CONFIGURATION [ PDP42V51000,51300,51330] MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 17/75...

  • Page 18: Vsc Board Pin Configuration

    SERVICE MANUAL (BSV-4251 BSV-4251A ) VSC BOARD PIN CONFIGURATION Pin No Specification Description 1 ( 5V ) VSC 5V Input 2 ( 5V ) VSC 5V Input 3 ( 5V ) VSC 5V Input 4 ( GND ) 5V Ground...
  • Page 19 SERVICE MANUAL (BSV-4251 BSV-4251A ) 7 ( POWER ) 5V / 0V LOCAL KEY INPUT PORT FOR POWER 8 ( VOL+ ) 5V / 0V LOCAL KEY INPUT PORT FOR VOL + 9 ( VOL- ) 5V / 0V LOCAL KEY INPUT PORT FOR VOL -...

  • Page 20: Osd Menu(Factory)

    SERVICE MANUAL (BSV-4251 BSV-4251A ) 24 ( GND ) 1 ( VCC5) 5V INPUT 2 ( F_SC_L_IN ) 0.5Vrms¡ ¾ 3dB SCART1 AUDIO LEFT OUTPUT PORT 3 ( F_SC_R_IN ) 0.5Vrms¡ ¾ 3dB SCART1 AUDIO RIGHT OUTPUT PORT 4 ( GND ) 5 ( H_ SC_L_IN ) 0.5Vrms¡...
  • Page 21 SERVICE MANUAL (BSV-4251 BSV-4251A ) FACTORY MODE „ 1. Calibration : Automatic adjustment of white balance for Analogue input (PC) and Component2 (DTV) input. „ 2. Option Table 0002 : Initial installation of OSD. „ 3. Color control : Adjustment of contrast and brightness for scaler generating power.
  • Page 22 SERVICE MANUAL (BSV-4251 BSV-4251A ) CALIBRATION MENU „ 1. PC Calibration : Automatic adjustment as the fittest status of white balance for analogue input (PC) „ 2. DTV Calibration : Automatic adjustment as the fittest status of white balance for component2 (DTV) input.
  • Page 23 SERVICE MANUAL (BSV-4251 BSV-4251A ) SERVICE MANUAL (BSV-4251 BSV-4251A ) OPTION TABLE MENU „ Flesh tone „ LNA(Low Noise Am plifier) : On/Off Installation of screen quality improv ement fuc tion, when TV input signal is weak. „ Blue Screen...
  • Page 24 SERVICE MANUAL (BSV-4251 BSV-4251A ) COLOR CONTROL MENU „ Sub-Brightness : The brightness adjustment of scaler generating power. „ Red, Green, Blue Offset : The brightness adjustment of each Red, Green, Blue for scaler generating power. „ Brightness : The brightness adjustment of current screen. Adjustment value of brightness for User Menu „...
  • Page 25 SERVICE MANUAL (BSV-4251 BSV-4251A ) PW565 MENU „ Red,Green,Blue Gain : The contrast value adjustment of each Red, Green, Blue for scaler input port (CH1 OR CH2) „ Red,Green,Blue Offset : The brightness adjustment of each Red, Green, Blue for scaler input port (CH1 OR CH2) „...
  • Page 26 SERVICE MANUAL (BSV-4251 BSV-4251A ) VPC3230-MAIN MENU „ CT : Contrast adjustment of Composite & S-Video form¡¯s signal. „ BR : Brightness adjustment of Composite & S-Video form¡¯s signal. „ ACC_SAT „ TINT : The color sense adjustment of Composite & S-Video form¡¯s signal.
  • Page 27 SERVICE MANUAL (BSV-4251 BSV-4251A ) VPC3230-SUB MENU „ CT : The contrast adjustment of Composite & S-Video form¡¯s signal. „ BR : The brightness adjustment of Composite & S-Video form¡¯s signal. „ ACC_SAT „ TINT : The color sense adjustment of Composite & S-Video form¡¯s signal.
  • Page 28 SERVICE MANUAL (BSV-4251 BSV-4251A ) ADC MENU „ Red, Green, Blue Gain : Control ADC input range (Contrast) of each respective channel. „ Red, Green, Blue Offset : Control dc offset (Brightness) of each respective channel. „ Current : Installation of PLL Part VCO Current. (For test) „...
  • Page 29 SERVICE MANUAL (BSV-4251 BSV-4251A ) HEATRUN MENU „ 1. Auto Run : It is the mode to change the heatrun pattern as a certain time interval. „ 2. Luma Ramp (16 Step) : It is gray pattern of 16 Step.
  • Page 30 SERVICE MANUAL (BSV-4251 BSV-4251A ) VERSION MENU „ Version : It is to show the Firmware Version. „ Release : It is to show the date of Firmware revision. „ Panel Used Time : It is to show the used time of Panel.

  • Page 31: Description Of Vsc Functions

    SERVICE MANUAL (BSV-4251 BSV-4251A ) SETUP MENU „ 1. TTX Language : Installation of initial language of the TTX. „ 2. Video : Video format per country and it is composed of Normal, NTSC, PAL N, M „ 3. Protocol : Installation of communication protocol for remote control.
  • Page 32 SERVICE MANUAL (BSV-4251 BSV-4251A ) PSM (Picture Status Memory) Function to adjust picture status to an optimal condition in accordance with the type of program being viewed (standard, moving picture, movie, muted, game). SSM (Sound Status Memory) Function to adjust sound status to an optimal condition in accordance with the type of program being viewed (standard, music, movie, news).

  • Page 33: Circuit Operation & Waveform

    SERVICE MANUAL (BSV-4251 BSV-4251A ) EQUALIZER Function to control sound according to frequency. (100Hz, 300Hz, 1KHz, 3KHz, 10KHz) AVL (Auto Volume Leveler) Function to automatically adjust varying sound levels from each individual broadcasting company to an appropriate volume, in case of watching a television connected to external equipment. This allows to viewer to enjoy a comfortable and stable sound level even when changing the channel.
  • Page 34 SERVICE MANUAL (BSV-4251 BSV-4251A ) Converts analog pictures (including Composite, S-Video, Component (480i) or the like) to Y-UV digital pictures. Compatible with various TV formats of NTSC, PAL, SECAM, etc. U41 (VPC323OD)_#28_S-LLC1 U42 (LM2937-3.3V)_#3_V3.3 LC18 (STS104B)_#2_VAA3230 U40 (LM2937-3.3V)_#3_V3.3V-1 MODEL NAME...
  • Page 35 SERVICE MANUAL (BSV-4251 BSV-4251A ) LC16 (STS104B)_#2_VAA3230_1 U41 (VPC3230D)_#28_VID_CLK U41 (VPC3230D)_#53_INTLC U41 (VPC3230D)_#57_VID-VS U41 (VPC3230D)_#56_VID-HS MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 35/75...
  • Page 36 SERVICE MANUAL (BSV-4251 BSV-4251A ) AD9883 (A/D Converter) Converts an analog RGB signal to a process able digital signal. Converts a component signal (480p, 720p, 1080i) to a digital signal and transmits it to PW565 (Scaler). U2 (AD9883)_#30_ Hsync0 U2 (AD9883)_#31_Vsync0...
  • Page 37 SERVICE MANUAL (BSV-4251 BSV-4251A ) U1 (LM2937)_#3_ VO PW565 (Scaler) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 37/75...
  • Page 38 SERVICE MANUAL (BSV-4251 BSV-4251A ) Receives, at the same time, a video signal from VPC3230, an Analog/Digital RGB signal and a Component signal, which are converted at AD9883 and THC63DV151, adjusted to a PDP display, and transmitted to a PDP module. In particular, it receives any PC signal input at various scanning rates and performs scaling to adjust to PDP resolution.
  • Page 39 SERVICE MANUAL (BSV-4251 BSV-4251A ) Receives and converts any Sound IF signal from a TV Tuner to a general audio signal (LCD TV). Also, outputs the desired input signal out of many audio input signal options, and produces a woofer signal or Headphone signal as well as a general Speaker signal (LCD TV).
  • Page 40 SERVICE MANUAL (BSV-4251 BSV-4251A ) LC20 (STS104B)_#2_C344_5VST LC21 (STS104B)_#2_C353_5VDD U15 (RC1117_3.3V)_#2_VCC3 L10 (33uH)_#2_R410_VCC12 Q33 (MMBT3904)_¡±C¡±_RL_ON Q30 (MMBT3904)_¡±C¡±_VAVS_ON MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 40/75...

  • Page 41: Module Supply Voltage Sequence

    SERVICE MANUAL (BSV-4251 BSV-4251A ) MODULE SUPPLY VOLTAGE SEQUENCE [PDP42V5####] ¡Ü Life Expectancy The anticipated life-time is estimated more than 25,000 hours of continuous operations ¡Ø Average life time is the time when the brightness level becomes half of its initial val u e.

  • Page 42: Vsc & Psu Power Sequence

    SERVICE MANUAL (BSV-4251 BSV-4251A ) VSC POWER SEQUENCE Display Enable Relay On VaVs On 1. After Relay On • 2. Continue 5Volt Monitoring – If there is no 5Volt more than 10 minutes, then • power “Off” • 3. Check if it is OK the 5Volt Mnt first. And then VaVs “On” after 3 seconds •...
  • Page 43 SERVICE MANUAL (BSV-4251 BSV-4251A ) PSU POWER SEQUENCE [POWER DGK-420W] MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 43/75...

  • Page 44: Voltage & W/B Adjustment

    SERVICE MANUAL (BSV-4251 BSV-4251A ) VOLTAGE & W/B ADJUSTMENT Power PCB Assy Voltage Adjustment 1-1-1. Va Adjustment (Address Voltage Adjustment) (°¡) Connect pin 9,10 of CN806 to(+) jack of D.M.M (³ª) After turning the VR2 (Va Adj),Voltage of D.M.M adjustment as same as Va voltage which on Label of panel right/bottom.(Deviation : ¡...
  • Page 45 SERVICE MANUAL (BSV-4251 BSV-4251A ) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 45/75...
  • Page 46 SERVICE MANUAL (BSV-4251 BSV-4251A ) 2. W/B adjustment 2-2. Color temperature (White Balance) adjustment 1) How to enter Factory mode for adjustment of White Balance (1) PDP TV Power ¡°On¡± --> Input select key on Remote control. (2) Choose composite first and then PDP TV Power ¡°Off¡±.
  • Page 47 SERVICE MANUAL (BSV-4251 BSV-4251A ) (1) Signal Generator supply the pattern of above picture. Timing ¢¡ 395, Pattem ¢¡ 251, Reverse (720P, 60Hz) (2) After movement to 1.calibration on Factory Mode, move to sub menu as choice of volume button.
  • Page 48 SERVICE MANUAL (BSV-4251 BSV-4251A ) (1) Signal Generator supply the pattern of above picture. Timing ¢¡ 313, Pattem ¢¡ 609 (1024 x 768, 60Hz) (2) After movement to 1.calibration on Factory Mode, move to sub menu as choice of volume button .

  • Page 49: Safety Precautions

    SERVICE MANUAL (BSV-4251 BSV-4251A ) SAFETY PRECAUTIONS ( MODULE USE AND CONSIDERATIONS IN SERVICING) PDP Module is a display device to be divided into a Panel part and a Drive part. The Panel part consists of Electrodes, Phosphor, various dielectrics and gas, and the Drive part includes electronic circuitry and PCB.
  • Page 50 SERVICE MANUAL (BSV-4251 BSV-4251A ) CAUTIONS (1) Do not place this product in a location that is subject to heavy vibration, or on an unstable surface such as an inclined surface. The product may fall off or fall over, causing injuries.
  • Page 51 SERVICE MANUAL (BSV-4251 BSV-4251A ) (15) If inserting high-power resistor(metal-oxide film resistor or metal film resistor) in order to repair, insert it as 10mm away as from a board. (16) During repairs, high voltage or high temperature components must be put away from a lead line.
  • Page 52 SERVICE MANUAL (BSV-4251 BSV-4251A ) MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 52/75...

  • Page 53: Troubleshooting

    SERVICE MANUAL (BSV-4251 BSV-4251A ) TROUBLE SHOOTING 1. hecking for no Picture A screen doesn if display at all and c ondition of black pattern or power off. (1) Check whether the CTRL B/D LED(D1~D4) is turned on or not.
  • Page 54 SERVICE MANUAL (BSV-4251 BSV-4251A ) ¡Ø Screen Display Form 2-2. The screen doesn’t be shown as Data COF (Include not be shown part of Data COF quantity or a part) ) The problem between Data COF and X B/D is more possible th at the screen is not be shown as data COF.
  • Page 55 SERVICE MANUAL (BSV-4251 BSV-4251A ) 2-3. It Generates Unusual Pattern of Data COF IC unit (1) In case of generating unusual pattern of Data COF IC unit as belo w picture, there is problem in the check that is input into Data COF IC (2) In case of <case 1, 2, 3>...
  • Page 56 SERVICE MANUAL (BSV-4251 BSV-4251A ) 2-4. Regular Stripe is Generated about the Quantity of one Data COF IC or more (1) In case of generating regular stripe about the quantity of one Data COF IC, there is problem at the...
  • Page 57 SERVICE MANUAL (BSV-4251 BSV-4251A ) Display X B/D Left Bottom of the Screen 4/7 Right X B/D Right Bottom of the Sc reen 3/7 ¡ Ø Screen Display Form 2-5. The screen display has a problem for Scan FFC. (1) It’s may be a problem between Scan FFC and Y B/D.
  • Page 58 SERVICE MANUAL (BSV-4251 BSV-4251A ) -6. The screen has a vertical line with regular gap. (A vertical stripe flash at especial color) 1) This is a problem about control B/D. 2) Replace Control B/D. ¡ Ø Screen Display Form 2-7. A data copy is happened into vertical direction...
  • Page 59 SERVICE MANUAL (BSV-4251 BSV-4251A ) (1) In this case, it’s due to incorrect marking of scan wave. (2) Replace a Y DRV B/D or Y SUS B/D. ¡ Ø Screen Display Form 2-8. The screen has one or several vertical line In this case, It isn’t a problem about controller B/D or...
  • Page 60 SERVICE MANUAL (BSV-4251 BSV-4251A ) (2) It may cause followings. - It’s out of order a panel - Open or short of SCAN F PC attached panel - It’s out of order a SCAN IC attach ed panel (3) Replace Y DRV B/D 2-10.
  • Page 61 SERVICE MANUAL (BSV-4251 BSV-4251A ) (3) Replace the Z B/D. -13. It doesn’t display a specified brightness at specified color (1) Check the connector of CTRL B/D input signal. (2) Replace the CTRL B/D. -1. No Power Nothing output of image .
  • Page 62 SERVICE MANUAL (BSV-4251 BSV-4251A ) Check Input of AC Abnormal Connect plug with the set. (90V ~225V) Normal Check ST-BY LED ON Abnorma l Check AC Line Fuse Main S/W ON. Normal Abnormal Abnormal Check LED YELL OW Check OPEN With...

  • Page 63: Image Sticking Characteristics

    SERVICE MANUAL (BSV-4251 BSV-4251A ) Check AD9883 Check BA7657 Abnormal Input PC,DTV Signal Normal Abnorma l Check VPC3230 Dual Check PW565 Input DV D Signal U39,U41 RP12~18 Normal Abnormal Abnormal Input Tuner-CVB S, Check CX A2089Q Check SiI164 CVBS,F/H SCART,S-Video...
  • Page 64 SERVICE MANUAL (BSV-4251 BSV-4251A ) In other words, the image sticking is defined as follows: when the same pattern(of the fixed display)is displayed for a long times, a difference in brightness is caused around the lighting area and non-lighting area due to deterioration in the fluorescent substance.

  • Page 65: Ism Mode

    SERVICE MANUAL (BSV-4251 BSV-4251A ) order to minimize display period of the fixed pattern. Example of Proposal 4: During operation, the brightness of screen is suppressed as low as possible. For the display patterns, characters are indicated n ot on the black ground (non-picture area) but on the colored ground (mixture of R, G,B recommended).

  • Page 66: Schematic &Printed Circuit Board &Explode View

    SERVICE MANUAL (BSV-4251 BSV-4251A ) The basis of the evaluation was while the ISM Mode in he module was operating, the brightness decrease about 55 % o f its initial value at the white window pattern ( 1/25 of full white pattern ) ISM operational conditions 1.
  • Page 67 SERVICE MANUAL (BSV-4251 BSV-4251A ) ¡ á PSU(DGK-420W) BOTTOM MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 67/75...

  • Page 68: Exploded View Parts List

    SERVICE MANUAL (BSV-4251 BSV-4251A ) EXPLODED VIEW PARTS LIST Part no Description MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 68/75...
  • Page 69 SERVICE MANUAL (BSV-4251 BSV-4251A ) S150110021 MAIN ASSY EPT-4200A(PAL) S15012G021 FRONT FRAME ASSY EPT-4200A(PAL-STD) S15013F016 FRAME FILTER ASSY EPM-4200A(MONITOR-STD) S15014B016 FRAME ASSY EPM-4200B(MONITOR-STD) S15012C021 JACK HOUSING ASSY EPT-4200(PAL) S15014A021 FRONT ASSY EPT-4200A(PAL) S15013C016 HEAT SINK ASSY EPM-4200A S15013B016 MODULE ASSY EPM-4200A...

  • Page 70: Replacment Parts List

    SERVICE MANUAL (BSV-4251 BSV-4251A ) 71AELP125 BRKT PW EGI 1T 73DELi032 INSULATION SW PC 0.5tX70X53 AJ-00003 SNAP RIVET DASR 470 74B2BN3008FB T/SCREW BH T 3X8 2S ZB 74B2BN3005FW T/SCREW BH T 3X5 2S ZW 74B2BN3008FB T/SCREW BH T 3X8 2S ZB...
  • Page 71 SERVICE MANUAL (BSV-4251 BSV-4251A ) Part no Description 01-0019 IC REG LM2937IMP-3.3 SOT-223 01-0020 IC REG LM317EMP SOT-223 01-0059 IC REG RC1117S33 SOT-223 01-0071 IC REG KIA7809AF D-PAK 01-0088 IC REG KIA7805AF D-PAK 01-0089 IC REG KIA7808AF D-PAK 01-0273 IC REG NCP1117ST18T30...
  • Page 72 SERVICE MANUAL (BSV-4251 BSV-4251A ) 04-0128 DIODE KDZ8.2EV-RTK 04-0127 DIODE 1SR154-400 04-0128 DIODE KDZ8.2EV-RTK 04-0038 DIODE 1N4004 TP 04-0033 LED SAM3270 04-0053 LED SR2333-H SOT-23 CAPACITOR 10-0009 CC CHIP 25V 330J 1608 TP 10-0016 CC CHIP 16V 224Z 1608 TP...
  • Page 73 SERVICE MANUAL (BSV-4251 BSV-4251A ) 11-0045 EC SMD MV 16V 10UF (4X5.3) TP 11-0048 EC SMD MV 16V 100UF (6.3X5.3) TP 11-0049 EC SMD MV 16V 47UF (6.3X5.3) TP 11-0054 EC SHL 50V 470UF (10X20) 11-0042 EC SRA 16V 47UF (6.3X7) 11-0010 EC SHL 16V 470UF (8X11.5)
  • Page 74 SERVICE MANUAL (BSV-4251 BSV-4251A ) 14-0030 R CHIP 1608 202F TP 14-0034 R CHIP 1608 223F TP 14-0037 R CHIP 1608 271J TP 14-0043 R CHIP 1608 332F TP 14-0045 R CHIP 1608 333J TP 14-0050 R CHIP 1608 470F TP...

  • Page 75: Explode View

    SERVICE MANUAL (BSV-4251 BSV-4251A ) EXPLODE VIEW MODEL NAME DOCUMENT NO REVISION NO REVISION DATE PAGE BSV-4251/4251A RD(1) 03/10/23 75/75...

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