Belson BSA-3750 Service Manual Download Page 35 | Manualshive

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DVD - DivX Player - BSA3750

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Figure 2 ES6688A Vibratto-II System Block Diagram

ES6688A

SDRAM

(8/16-MB)

RF Amp

VFD Driver

Audio DAC

T

V Display

Speakers

Video

EEPROM

A/V Receiver

Vibratto-II

VFD Panel

Audio ADC

Microphone In

S/PDIF

ROM/Flash

Motor Driver

OPU

Motor

DVD/CD

IR Remote

ES6603

SYSTEM BLOCK DIAGRAM

A sample system block diagram for the ES66x8 Vibratto-II DVD player board design
is show in the ﬁgure below.

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Summary of Contents for BSA-3750

Page 1: ...C E C BELSON DPTO TECNICO BSA 3750 Ed 01...

Page 2: ...Warnings 3 Precautions 3 Test Equipment Jigs 4 Specifications 4 Disassembly Instructions 7 2 Servise and Special Functions 9 Software Upgrade 9 Initialization of the Set 9 3 Layout of PCBs and Circui...

Page 3: ...to open the enclosure Visible laser radiation emits when open and interlocks are defeated Use of controls or adjustments or performance of procedures other than those speci ed herein may result in haz...

Page 4: ...If there is dust or it is greasy clean the part with the liquid that contains 50 each of alcohol and water When removing the Mechanism P C B Ass y you need to short circuit the laser diode shorting l...

Page 5: ...ish German Dutch French Italian Spanish Portugu ese Subtitle Language English German Dutch French Welcome Logo and OSD back ground Provided by Customer 8 Audio out Digital Audio decoder Dolby digital...

Page 6: ...essive scan out Yes 3xoutput 11 Power Supply Power voltage AC 110 240V 50 60 Hz Max power consumption Approx max 10W Power switch Yes Power supply plug Yes 12 Cabinet Dimensions in cm W H D net Approx...

Page 7: ...oadability For 20 Container 1296 sets For 40 Container 2592 sets For 40 HC Container 2880 sets 18 Supplied Accessories Euro AV cable Scart cable Yes Power cord Yes Remote control Yes Batteries Yes Ins...

Page 8: ...o the 4 screws B Fig 2 Undo the 1 screw L Fig 1 Remove the Power Supply Board from the unit Unplug the connectors if necessary 5 Main Board Undo the 7 screws E Fig 2 Remove the main board Unplug the c...

Page 9: ...tart of the upgrade function are no longer possible If this should be the case Power off the unit with pressing ON OFF button on the front panel do not remove the upgrade CD During pressing still the...

Page 10: ...8 DMA9 DMA10 VS33 VD33 DMA11 DCAS DCS0 DCS1 DRAS0 DBANK0 DRAS1 VSS VDD DBANK1 DRAS2 DCKE DOE TDMTSC DWE DB0 DB1 DB2 VS33 VD33 DB3 DB4 DB5 DB6 DB7 DB15 DB14 VS33 VD33 DB13 DB12 DB11 DB10 DB9 DB8 DSCK V...

Page 11: ...B VC DVDLD CDLD DVDPD CDPD VNB LDON MIRR MP MB MLPF MIN MEVO RFDC RFSIN ATOP ATON AIN AIP VPA RFAC BYP DIN DIP FNP FNN VNA MEV RX SDEN SDATA SCLK V33 LCP LCN MNTR CE FE TE PI V25 V125 TPH DFT LINK RR4...

Page 12: ...FB 1 2 B56 0 1UF C21 10UF open CC80 100U 16V R69 412 1 open B31 0 1UF C16 10UF CC82 100U 25V B6 0 1UF B35 0 1UF B42 0 1UF B38 0 1UF B26 100UF U8 WM8728 3 7 1 18 17 16 6 4 8 9 14 11 12 20 15 19 2 5 10...

Page 13: ...0 OHM open 1 C37 220uF 16V 1 C58 0 1UF open V V U15 2 OPA2134UA 5 6 7 8 4 U13F 7404 13 12 C41 0 1UF C36 22PF open R74 150 1 Q4 2SC3327 open 1 2 3 C44 22PF open U13D 7404 9 8 R79 150 1 C74 22PF C66 0...

Page 14: ...DVD DivX Player BSA3750 14 Main Board View of Component Side...

Page 15: ...16V C627 1000uF 16V L603 5 6u L605 5 6u L602 10u R617 1K R616 5 6K R615 5 1K R607 100 D619 BZX79C9V1 R619 33K U603 TL431 C611 100nF REG 4 RC 3 GND 2 VCC 1 Drain 8 Source 6 AUX 5 U601 TEA1523P U602 PC...

Page 16: ...FERB C704 1NF C705 1NF JS701 20pin 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 SUB GND CC GND RS GND LS GND FR GND FL GND CVBS YDAC CDAC UDAC GND VCC COAX OP GND UDAC Y...

Page 17: ...1 26 VEE 27 SEG13 GRID10 28 SEG14 GRID9 29 SEG15 GRID8 30 SEG16 GRID7 31 GRID6 32 GRID5 33 GRID4 34 GRID3 35 GRID2 36 GRID1 37 VDD2 38 LED4 39 LED3 40 LED2 41 LED1 42 VSS2 43 OSC 44 U503 UPD16312 R502...

Page 18: ...12 25 24 23 22 21 20 19 18 17 14 15 16 29 31 32 28 27 30 55 56 57 58 59 60 61 62 63 64 52 50 49 53 54 51 48 36 47 46 45 44 43 42 41 40 39 38 37 35 34 33 RX MEV VNA FNN FNP DIP DIN BYP RFAC VPA AIP AI...

Page 19: ...rol A high level activates LD output open is low MIRR 27 O Mirror detect output MP MB 28 29 I Mirror top and bottom hold pins Connected to VPB pin 19 via capacitors MLPF 30 I Mirror low pass filter pi...

Page 20: ...a 12 0k 1 resistor MEV 50 I RFDC bottom envelope Connected to VPA pin 58 via a capacitor VNA 51 G RF block and serial port ground FNN FNP 52 53 O Differential outputs of equalizer filter DIP DIN 54 5...

Page 21: ...Tracking error TE to embedded servo DSP 40 O Focusing error FE to embedded servo DSP 41 O Center error CE to embedded servo DSP 46 I Serial clock SCLK from embedded servo DSP 47 I O Serial data I O SD...

Page 22: ...processor with embedded servo DSP is depicted in the gure below ES6603 ES66x8 Block Diagram CD DVD PICKUP CD DVD MOTOR DRIVER PHOTO DETECTOR AND LASER POWER ES6603 AFE ES66X8 DVD PROCESSOR W SERVO DS...

Page 23: ...ON PDCR b3 TRCR2 b7 PDCR b3 CTCR b3 0 CO gain CBR b1 0 RFCR b3 CAR b3 2 SIGDET RFCR b5 4 FCCR b6 0 FBCR b6 0 CAR b1 0 Env Clamp CDR b5 1 6dB is added high gain mode CDR b5 1 12dB is added high gain mo...

Page 24: ...VREF21 LCS1 VDD VD33 LA0 LCS3 LD7 DB1 DB2 VD33 DB3 DWE DSCK_EN DOE VSS DB0 VS33 VD33 VID_XI VID_XO CLK DMA0 DMA1 VD33 DMA2 DMA8 VS33 DMA4 DMA5 DMA6 DMA7 DMA10 VS33 DMA9 DMA3 VD33 DMA11 DCAS VDD DRAS1...

Page 25: ...le active low DWE 30 O DRAM write enable active low DB 15 0 31 33 36 42 45 50 I O DRAM data bus DSCK 51 O Output clock to DRAM DQM 54 O Data input output mask LA 21 0 55 60 63 69 72 77 80 82 O RISC po...

Page 26: ...el 7 output data PIXOUT7 O CCIR656 output pixel 7 VDAC 110 O Video DAC output Refer to description and matrix for UDAC pin115 YUV6 O YUV pixel 6 output data PIXOUT6 O CCIR656 output pixel 6 VD33_DA 11...

Page 27: ...ettings Strapped to VCC or ground via 4 7 k resistor read only during reset ES6688A Pin Description Continued Names Pin Numbers I O Definitions Value F DAC pin 109 V DAC pin 110 Y DAC pin 1130 C DAC p...

Page 28: ...2 131 I DVD RAM header position index 2 IP1 132 I DVD RAM header position index 1 FLAG 3 0 133 136 O To monitor servo status TEXI 139 I High speed tracking error input TESTAD 140 I Test AD input SBAD...

Page 29: ...O Central level of RFRP TRAY 169 O Output voltage level for tray buffer IC AVDD3_DA 170 P Analog power supply for DAC part SPINDLE 171 O Output voltage level for spindle buffer IC FOCUS 172 O Output v...

Page 30: ...Write strobe LCS1 active low HSYNC I O Horizontal sync active low 5V tolerant input AUX2 I O Auxiliary port 5V tolerant input IOR 202 O I O Read strobe LCS1 active low VSYNC I O Vertical sync active l...

Page 31: ...AUX7 2 5V tolerant input Clock Interface and Reset 2 I 27 MHz crystal clock input VID_XI 3 O 27 MHz crystal clock output VID_XO 4 I System clock CLK 29 O DRAM clock enable output DSCK_EN 51 O Output c...

Page 32: ...power supply VDD 104 P Power supply for PLL block VD33_PL 105 G Ground for PLL block VS33_PL 111 P Power supply for video DAC VD33_DA 112 G Ground for video DAC VS33_DA 143 G Analog ground for ADC AV...

Page 33: ...ut signal SBAD 142 I Focus input error signal FEI 144 I Center error input signal CEI 145 I Tracking error input signal TEI 146 I RF ripple envelope input signal RFRP 148 O 2 1V reference voltage VREF...

Page 34: ...rcuit clock source to preamp WBLCLK 129 O DVD RAM wobble output WBL 130 O DVD RAM land groove flag LG 131 I DVD RAM header position index 2 IP2 132 I DVD RAM header position index 1 IP1 System Memory...

Page 35: ...VFD Driver Audio DAC TV Display Speakers Video EEPROM A V Receiver Vibratto II VFD Panel Audio ADC Microphone In S PDIF ROM Flash Motor Driver OPU Motor DVD CD IR Remote ES6603 SYSTEM BLOCK DIAGRAM A...

Page 36: ...layer BSA3750 36 5 Exploded View and Spare Parts Lists Exploded View 5 2 3 4 5 5 5 5 5 5 5 5 6 6 6 6 6 7 7 7 7 8 8 8 8 8 8 9 9 9 10 10 11 11 12 12 13 13 13 14 14 15 16 16 16 16 17 18 19 20 21 22 23 24...

Page 37: ...02 Stanchion 2 12 JGM2301 Power board Rubber 2 13 JWV12P2 5A Connecting wire 12pin 1 14 JWJ30P1 0T80 Flexible at cable 30P 1 15 JYP3350P 2 Front Panel 1 16 JGK4350 BSA Logo nameplate 1 17 JMN3350 Brac...

Page 38: ...or ceramic 22pF 5 C703 C706 C708 HLT1HS101K05F3D Capacitor ceramic 100pF 3 C715 HLS1HF104Z07F3D Capacitor ceramic 100nF 1 C711 C712 C704 C705 C716 C717 C718 C719 HLK1HB102K05F3D Capacitor ceramic 1000...

Page 39: ...M2GN30 Aluminum electrolytic capacitor 68uF 1 C601 C602 AC275V 104K Capacitor 275V104 2 C605 HLK1HB471K05F3D Capacitor ceramic 470pF 1 C606 HLS1HF104Z07F3D Capacitor ceramic 100nF 1 C631 C611 HCM08051...

Page 40: ...1 2SB1115 T SMT transistor 2 UU2 BA5954 IC 1 UU4 BA6287F IC 1 D1 D2 D3 D4 D5 BAT54RSLT1 SMT diode 5 B2 B26 CC73 ECA1AM101 Aluminum electrolytic capacitor 100uF 3 B27 ECA1AM470 Aluminum electrolytic ca...

Page 41: ...T capacitor 33pF 3 CC25 ECJ1VC1H470J SMT capacitor 47pF 1 B4 B6 B7 B8 B9 B11 B13 B1 4 B15 B16 B17 B18 B19 B20 B21 B22 B23 B28 CC29 B29 B30 B31 B32 B33 C34 B34 B35 B37 B38 B39 B40 C41 B41 C49 B55 C56 B...

Page 42: ...RR46 R 49 R52 R53 R92 R60 R61 ERJ3GEYJ330V SMT resistor 33 0 1W 5 17 RR1 RR2 RR3 RR4 RR49 ERJ3GEYJ332V SMT resistor 3 3K 0 1W 5 5 RR13 ERJ3GEYJ333V SMT resistor 33K 0 1W 5 1 R13 ERJ3GEYJ391V SMT resi...

Page 43: ...8 Q19 KST3904 MTF SMT transistor 5 DD1 DD2 DD3 D10 D11 D12 LL4148 13 SMT transistor 6 U2 M29W800DT 70N1 FLASH 1 U15 U12 U14 OPA 4558 IC 3 U13 PC74HCTO4T IC 1 Q7 Q8 Q9 Q13 SMD 2N3906 SMT transistor 4 Q...

Page 44: ...nt for safety Ref No PART NUMBER Part Name Description Pcs Remarks 1 R03P AAA Battery 2 2 JAK4360 BSA 1 Remote control 1 3 JFX0003 Scart cable 1 4 RJA0055 1K Power cable 1 5 JPF0001 Accessory bag 1 6...

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