Belson BSA-3750 Service Manual
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Belson BSA-3750 Service Manual

Belson bsa-3750 dvd-divx player
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C.E.C BELSON/DPTO.TECNICO/BSA-3750/Ed.01

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Summary of Contents for Belson BSA-3750

  • Page 1 C.E.C BELSON/DPTO.TECNICO/BSA-3750/Ed.01...

  • Page 2: Table Of Contents

    DVD - DivX Player - BSA3750 Table of Contents 1.Genernal Section Cautions and Warnings Precautions Test Equipment / Jigs Specifications Disassembly Instructions 2.Servise and Special Functions Software Upgrade Initialization of the Set 3.Layout of PCBs and Circuit Diagrams 4.IC Block Diagrams 5.Exploded View and Spare Parts Lists...

  • Page 3: Genernal Section

    DVD - DivX Player - BSA3750 1. General Sections Cautions and Warnings Product Safety Notice Parts marked with the symbol in the schematic diagram have critical characteristics. Use ONLY replacement parts recommended by the manufacturer. It is recommended that the unit be operated from a suitable DC supply or batteries during initial check out procedures.

  • Page 4: Test Equipment / Jigs

    DVD - DivX Player - BSA3750 2.2 Do not adjust any screws in the Mechanism Block except for “Tilt Adjust Screws”, as they are adjusted precisely at the factory. 2.3 Replacement of the Pickup Block is impossible. Always replace the Traverse Ass’y when the Pickup Block needed to be replaced.
  • Page 5 DVD - DivX Player - BSA3750 Next/previous(skip) Yes/Yes Fast forward/reverse Yes/Yes (DVD,MP3,WMA : 2X / 4X / 6X / 8X , VCD,CDDA:1X / 2X / 3X / 4X, DivX: 2X / 4X / 8X / 16X Zoom DVD/VCD 2X/3X/4X,JPEG 1.5X/2X/1/2/1/4 Slow motion forward /reverse YES/YES(DVD,VCD:1/2,1/4,1/8) Perfect still picture...
  • Page 6 DVD - DivX Player - BSA3750 NTSC Yes, 525 lines / 60 Hz / 3.58 MHz Norm converter ( PAL-NTSC, NTSC-PAL) Video resolution 525 lines Frequency response 5MHz < -3 dB Signal noise rate luminance >60 dB (weighted) Signal noise rate chroma >60 dB unweighted 10 Connections rear Euro-AV...

  • Page 7: Disassembly Instructions

    DVD - DivX Player - BSA3750 16 Packaging 1 set /carton ACCORDING TO REQUEST 54 cartons/ slip-sheet 17 Loadability For 20’ Container 1296 sets For 40’ Container 2592 sets For 40 HC Container 2880 sets 18 Supplied Accessories Euro-AV cable (Scart-cable) Power cord Remote control Batteries...
  • Page 8 DVD - DivX Player - BSA3750 Fig.3 Fig. 4 Fig. 5 1. Cabinet Upper Part - Undo the 8 screws A (Fig. 1) - Bend the upper part of the cabinet from the rear side (Fig. 1) off the base plate, and then detach the cabinet upper part from the unit.

  • Page 9: Servise And Special Functions

    DVD - DivX Player - BSA3750 2. Service and Special Functions Software Upgrade You can download the upgrade software “bank30.rom“ from Web using an Internet browser. - Copy the “bank30.rom” on the drive of your PC. - Create a software upgrade CD. - Use only a new CD-R / CD-RW (not a erased one).
  • Page 10 DVD - DivX Player - BSA3750 Main Board (M1)
  • Page 11 DVD - DivX Player - BSA3750 Main Board (M2)
  • Page 12 DVD - DivX Player - BSA3750 Main Board (M3)
  • Page 13 DVD - DivX Player - BSA3750 Main Board (M4)

  • Page 14: Main Board

    DVD - DivX Player - BSA3750 Main Board View of Component Side...
  • Page 15 DVD - DivX Player - BSA3750 Power Supply Board FUSE601 T1.6AL/250V D601 D604 D617 CON602 CY602 1N4001 1N4001 F601 102(open) POWER SW 220uF/25V C602 C6010.1u/250V FR104 + C617 D619 CON601 D602 D603 JS602 0.1u/250V LC20-001 1N4001 1N4001 CY601 T601 R619 BZX79C9V1 AC INPUT 5VSB...
  • Page 16 DVD - DivX Player - BSA3750 Output Board FB721 FERB C720 22PF C701 R701 W703 J701 220UF/16V FERB FB702 4 OHM JS701 CVBS FERB FB703 FERB C703 100PF C702 22PF FB704 FERB CVBS+SVIDEO C704 CVBS J702 FB705 J704 YDAC FB706 CDAC UDAC FERB...
  • Page 17 DVD - DivX Player - BSA3750 Key Control and VFD Driver Board U501 VFD_0504 U503 R511 10K(OPEN) SEG8 SEG7 GRID4 SEG6/KS6 GRID3 SEG5/KS5 GRID2 SEG4/KS4 GRID1 SEG3/KS3 VDD2 U502 JP502 SEG2/KS2 LED4 IR_1 C502 LED3 R502 SEG1/KS1 LED3 0.1uF R503 VDD1 LED2 470R(OPEN)

  • Page 18: Ic Block Diagrams

    DVD - DivX Player - BSA3750 4. IC Block Diagrams ES6603 ES6603 PINOUT The figure below depicts the ES6603 device pinout. The pound symbol(#) indicates an active-low signal. 47 46 3 5 3 4 MEVO MLPF MIRR LDON ES6603S RFAC CDPD DVDPD CDLD...
  • Page 19 DVD - DivX Player - BSA3750 ES6603 PIN DESCRIPTION The table below lists the pin descriptions for the ES6603. The poundsymbol (#) indicates an ac- tive-low signal. ES6603 Pin Descriptions List Name Pin Numbers Definition DVDRFP, 1, 2 Differential RF signal attenuator inputs. DVDRFN AC coupled photo detector interface inputs for the differential phase detector (DPD) A2, B2, C2, D2...
  • Page 20 DVD - DivX Player - BSA3750 ES6603 PIN DESCRIPTION ES6603 Pin Descriptions List (Continued) Name Pin Numbers Definition Center error output reference to V125 pin 36. MNTR Monitor out signal. Output is selectable by register settings. 43, 44 Lens shift offset cancellation low-pass filter pins. Connect LCN to LCP via a capac- LCN, LCP itor.
  • Page 21 DVD - DivX Player - BSA3750 ES6603 DEVICE INTERFACES The table below lists the device interfaces for the ES6603. ES6603 Device Interfaces Name Pin Numbers Definition AGC Interface 59, 60 Differential AGC amplifier inputs [AIP] and [AIN]. APC laser power control for DVD [DVDLD]. APC laser power control for CD [CDLD].
  • Page 22 DVD - DivX Player - BSA3750 SYSTEM BLOCK DIAGRAM A sample system block diagram featuring the ES6603 and the ES66x8 Vibratto-II DVD processor with embedded servo DSP is depicted in the figure below. A:D, A2:D2, CDPD DVDPD CD_A:CD_F ES6603 PHOTO DETECTOR CD/DVD PICKUP AND LASER POWER CDLD...

  • Page 23: Block Diagram

    DVD - DivX Player - BSA3750 BLOCK DIAGRAM The major subsystem of the ES6603 are shown in the figure below. FCCR b6-0 CDR b6 RFCR b3 HLDEN FBCR b6-0 AGC HOLD CGR b1 PROGRAMMABLE DVDRFP OUTPUT INHIBIT EQUALIZER IMPUT FULL WAVE FILTER CHARGE DVDRFN...
  • Page 24 DVD - DivX Player - BSA3750 ES6688/6698 The figure below depicts the ES6688/98 device pinout. AVSS_DS VD33_PL AVSS_PL PDOFTR1 RBCK FTROPI AVDD3_PL PLLFTR1 PLLFTR2 VREF0 VD33 AWRC VS33 AVSS_DA RFRPCTR TRAY AVDD3_DA SPINDLE LOE# FOCUS LWRLL# SLEGP LCS3# SLEGN TRACK TESTDA LCS2# FGIN...
  • Page 25 DVD - DivX Player - BSA3750 ES6688/98 DEVICE INTERFACES The table below lists the device interfaces for the ES6688/98. ES6688A Pin Description Names Pin Numbers Definitions 1, 10, 19, 35, 44, VD33 53, 62, 79, 96, 126, I/O power supply. VID_XI Crystal input.
  • Page 26 DVD - DivX Player - BSA3750 ES6688A Pin Description (Continued) Names Pin Numbers Definitions VREF Internal voltage reference to video DAC. YUV1 YUV pixel 1 output data. PIXOUT1 CCIR656 output pixel 1. COMP Compensation input. YUV3 YUV pixel 3 output data. PIXOUT3 CCIR656 output pixel 3.
  • Page 27 DVD - DivX Player - BSA3750 ES6688A Pin Description (Continued) Names Pin Numbers Definitions UDAC Video DAC output. F DAC V DAC Y DAC C DAC U DAC Value (pin 109) (pin 110) (pin 1130 (pin 114) (pin 115) CVBS/Chroma CVBS1 CVBS/Chroma CVBS1...
  • Page 28 DVD - DivX Player - BSA3750 ES6688A Pin Description (Continued) Names Pin Numbers Definitions TSD0 Audio transmit serial data port 0. SEL_PLL0 Refer to the description and matrix for SEL_PLL2, pin 116. TSD1 Audio transmit serial data port 1. SEL_PLL1 Refer to the description and matrix for SEL_PLL2, pin 116.
  • Page 29 DVD - DivX Player - BSA3750 ES6688A Pin Description (Continued) Names Pin Numbers Definitions IPIN Inverting input of data slicer. RFIN Analog RF signal input after passing through equalizer (minus). RFIP Analog RF signal input after passing through equalizer (plus). DSSLV Data slicer level output.
  • Page 30 DVD - DivX Player - BSA3750 ES6688A Pin Description (Continued) Names Pin Numbers Definitions EAUX3 Extended auxilliary port with open-collector output used for servo control; Pull up to VCC via a 4.7-k&!resistor. EAUX2-0 194-196 Extended auxilliary ports; (5V tolerant input). CDATA C data I/O;...
  • Page 31 DVD - DivX Player - BSA3750 ES6688A Device Interfaces Name Pin Numbers Definition Audio receive serial data input (RSD); (5V tolerant input). Audio receive bit clock input (RBCK); (5V tolerant input). Audio receive frame sync input (RWS); (5V tolerant input). Audio transmit frame sync output (TWS).
  • Page 32 DVD - DivX Player - BSA3750 ES6688A Device Interfaces (Continued) Name Pin Numbers Definition Video DAC reference voltage input (VREF). Filter and Reference Voltage Interface Compensation input (COMP). Front Panel Infrared remote control input (IR); (5V tolerant input). Display Interface 187-189, 191 General-purpose open collector output (GPIO9-7, 5);...
  • Page 33 DVD - DivX Player - BSA3750 ES6688A Device Interfaces (Continued) Name Pin Numbers Definition Auto wide range control VCO signal from/to AWRC DAC (AWRC). Central level of RFRP (RFRPCTR). Output voltage level for tray buffer IC (TRAY). Output voltage level for spindle buffer IC (SPINDLE). Servo DAC Interface Output voltage level for focus buffer IC (FOCUS).
  • Page 34 DVD - DivX Player - BSA3750 ES6688A Device Interfaces (Continued) Name Pin Numbers Definition 133:136 To monitor servo status (FLAG[3:0]). Spindle hall sensor input (FGIN). Sledge photo interrupt signal input (PHOI). Chip selection signal to RF chip (serial data enable) (SCSJ). Data signal from/to RF chip (SDATA).

  • Page 35: System Block Diagram

    DVD - DivX Player - BSA3750 SYSTEM BLOCK DIAGRAM A sample system block diagram for the ES66x8 Vibratto-II DVD player board design is show in the figure below. DVD/CD Motor Motor Driver Video ES6603 T V Display RF Amp SDRAM Audio DAC Speakers (8/16-MB)

  • Page 36: Exploded View And Spare Parts Lists

    DVD - DivX Player - BSA3750 5. Exploded View and Spare Parts Lists Exploded View...
  • Page 37 DVD - DivX Player - BSA3750 Spare Parts Lists Structure Parts List Note: 1. When replacing any of components, be sure to use only manufactures specified parts shown in the parts list. 2. Important safety notice: Components identified by “ ! “ mark have special characteristics important for safety. Ref.
  • Page 38 DVD - DivX Player - BSA3750 Electric Parts List Note: 1. When replacing any of components, be sure to use only manufactures specified parts shown in the parts list. 2. Important safety notice: Components identified by “!” mark have special characteristics important for safety. 3.
  • Page 39 DVD - DivX Player - BSA3750 R502 ERD25TJ473D Resistor 47K ±5% R504,R505,R506,R507,R508, R509,R510 ERD25TJ103D Resistor 10K ±5% SW501,SW502,SW503, SW504,SW505,SW506 EVQPAE05R Light Touch Button U501 HNV05SS32 JMG2302 VFD rubber mat W502,W503,W505,W506 Z-W6NL-H5 Jumper 5mm W501,W504 Z-W6NL-H7.5 Jumper 7.5mm U503 D16312 JEP4360P Power Board Module JJB3302A C609 C610...
  • Page 40 DVD - DivX Player - BSA3750 R607 ERD25TJ101B Resistor 100Ω±5% R608 ERD25TJ223B Resistor 22K ±5% R609 ERD25TJ682B Resistor 6.8K ±5% R631 ERD25TJ100B Resistor 10Ω±5% R610 ERD25TJ472B Resistor 4.7K ±5% R615 ERD25TF512B Resistor 5.1K ±1% R616 ERD25TF532B Resistor 5.3K ±1% R611 R617 ERD25TJ102B Resistor 1K ±5% R612...
  • Page 41 DVD - DivX Player - BSA3750 CC28,CC31,CC32 ECJ1VB1C153K SMT capacitor 0.015uF CC60 ECJ1VB1C161K SMT capacitor 160pF CC58 ECJ1VB1C224K SMT capacitor 0.022uF C1,C2,C3,C4,C5,C6,C9,C10, ECJ1VB1C331Z SMT capacitor 330pF C11,C12, CC61 ECJ1VB1C333K SMT capacitor 0.033uF CC6,CC11,CC15,CC68 ECJ1VB1C472K SMT capacitor 470pF CC53,CC21 ECJ1VB1C473K SMT capacitor 0.047uF CC17 ECJ1VB1C682K SMT capacitor 680pF...
  • Page 42 DVD - DivX Player - BSA3750 RR8,R23,R24,RR36,RR50,R1 12,R122,R124,R126,R129,R1 ERJ3GEYJ102V 39,R141,R142,R71,R77,R81, R89,R103,R95,R105,R110 SMT resistor 1K 0.1W ±5% RR5,RR9,RR10,RR16,RR42, ERJ3GEYJ103V RR63,RR69, R54 SMT resistor 10K 0.1W ±5% RR11,R47,R86,R94,R116,R1 ERJ3GEYJ104V 34,R73,R85,R98,R107 SMT resistor 100K 0.1W ±5% R83,RR65 ERJ3GEYJ105V SMT resistor 1MΩ 0.1W ±5% ERJ3GEYJ106V SMT resistor 10MΩ...
  • Page 43 DVD - DivX Player - BSA3750 JJU6P2.0A Connector 6P 2.0mm JJU7P2.5A Connector 7P 2.5mm FB1,FB2,FB4,LL1,LL2,L9,LL3 JLB0004 ,LL4,LL5,LL6,L6,L7,L8 SMT ferrite bead QQ6,QQ8,Q15,Q18,Q19 KST3904-MTF SMT transistor DD1,DD2,DD3,D10,D11,D12 LL4148-13 SMT transistor M29W800DT-70N1 FLASH U15,U12,U14 OPA 4558 PC74HCTO4T Q7,Q8,Q9,Q13 SMD-2N3906 SMT transistor Q17,Q12,Q1,Q4,Q6,Q10,Q11 SMD-2SC3326 SMT transistor QQ7,QQ5 SMD-2SK3018...
  • Page 44 DVD - DivX Player - BSA3750 ACCESSORY PARTS LIST Note: 1. When replacing any of components, be sure to use only manufactures specified parts shown in the parts list. 2. Important safety notice: Components identified by “ ! “ mark have special characteristics impor- tant for safety.

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