JAMO DVR 50 Скачать руководство пользователя страница 41

Страница: 41 / 63

Components having special characteristics or critical for safety are

identifi ed by

mark and must be replaced with components

specifi ed by the manufacturer.

Schematic diagram is subject to change without notice.

Schematic diagram - MPEG board 16/16

STB3V3

STB5V

STB3V3

J_FIP_IR

EM8500_IR_input

J_FIP_CLKO

PSU_STB

PIO_3

Title

Sigma Designs

355 FairView Way
Milpitas CA 95035
Reference
designs

DVD Receiver - EM8500

CONFIDENTIAL

Watchdog Timer

PIC16F630

H DR1x4

D41
Dual

C2005
0.1uF

74AC04

U48E

C256

0.1uF

Z3
AMS1117 Adj

GND

OUT

VIN

C2006
0.1uF

J49

Not Mounted

1
2
3
4

R301
10K

74AC04

U48F

R300
1K

R303
10K

C301
10uF/16V

R311
00

R304
10K

R211
Not Mounted

R310
4K7

C300
0.1uF

R314

301

D40
Dual

74AC04

U48B

74AC04

U48A

R305
10K

D42
Dual

R212
4K7

R309
10K

74AC04

U48C

R315

510

R302
10K

U45

Not Mounted

VDD

VSS

MCLR

RA0

RA1

RA2

RC0

RC1

RC2

RC3

RC4

RC5

RA4

RA5

74AC04

U48D

D43
Dual

C255
10uF/16V

Содержание DVR 50

Страница 1: ...rtening the product life or and failure of the product to perform as specified For these reasons Jamo strongly advice product owners that all service required should be performed by an authorized Jamo...

Страница 2: ...all parts which have been overheated or damaged by the short circuit After servicing see to it that all the protective devices such as insulation barriers insulation papers shields are properly insta...

Страница 3: ...ectronic assembly equipped with ES devices place the assembly on a conductive surface to prevent ESD buildup or exposure of the assembly Use only a grounded soldering iron to solder or unsolder any se...

Страница 4: ...This is to avoid times consuming misunderstandings and extra shipments DVR 50 Serial No On all DVR 50 units you will find a Serial number on the rear panel Fig 44 0401 8 The number is made up of tree...

Страница 5: ...RatedOutput6Ohm1Khz10 2 x 50 50 2 x 50 RatedOutput6Ohm1Khz1 2 x 35 35 2 x 35 TuningRange 87 5 108 0Mhz 522 1611 kHz RadioSNRatio 70dB DiscFormats CD CD R CD RW DVD Video DVR R DVD RW DVD R DVD RW Vide...

Страница 6: ...6 DVR 50 Rev 011105 2 DVR 50 diassembly...

Страница 7: ...output 5 Composite video output 6 S Video output 7 Analog audio output 8 TV analog input 9 Video analog input 10 Auxiliary analog input 11 Subwoofer output 12 Optical audio input 13 Coaxial audio inpu...

Страница 8: ...8 DVR 50 Rev 011105 2 DVR 50 Block diagram...

Страница 9: ...ith other discs Discard the bad discs Replace the LOADER module Audio faults Front speakers Left Right Center speaker SUR speakers Left Right Copy protection Bad internal cable connections Defective A...

Страница 10: ...ant notes Note 1 If washers is present Be careful not to loose any of the isolation washers when removing the board There must be two plastic washers between the Audio board and the PSU heat sink See...

Страница 11: ...DATA1 AMP_DATA2 AMP_DATA3 S PDIF Transmitter S PDIF_TX SCH 3 3V 5V RESET GND DIT_LRCLK DIT_DATA DIT_SCLK DIT_MCLK DIT_SPDIF Audio Power Supply Connector PSU_CON SCH GNDR AMP_MCLK AMP_SCLK AMP_LRCLK AM...

Страница 12: ...C316 100nF R318 120R R306 100K L301 BEAD R325 0R0 C312 1uF 50V R328 0R0 C314 10uF 16V R311 100K C307 10uF 16V R303 100K Z301 BZX84 C4V7 R307 100K R317 120R C301 100nF C306 10nF R312 150R C308 100nF U3...

Страница 13: ...3V RESET DAC_SCLK A_RESET A_GND Connection between analog and digital ground is done here R406 3K3 R408 10K C407 1uF 50V R405 560R Q402 2N3906 R410 3K3 C405 10uF 16V R409 10K C410 100nF Q403 2N3904 R...

Страница 14: ...4 10 14 3 3VA 3 3VD 3 3VD 3 3VD 3 3VA 3 3V CLK_SEL GND MCLK HI_MCLK U902A 74HC74 D 2 CLK 3 Q 5 Q 6 S 4 R 1 C905 100nF U901A 74HC00 3 1 2 X901 Not Mounted R907 Not Mounted R901 1M C901 10pF U901E 74HC...

Страница 15: ...ded A capacitor pair 1uF and 0 1uF must be placed at each power pin C509 100nF R512 10K C511 100nF C503 1uF 50V C502 100nF R525 33R U502A 74HC74 D 2 CLK 3 Q 5 Q 6 S 4 R 1 R501 4K7 R530 3K3 R524 33R C5...

Страница 16: ...MCLKI 9 TEST 10 MICROCLK_DIV 11 I2C_SDA 12 I2C_SCL 13 SDIN1 14 SDIN2 15 SDIN3 16 SDIN4 17 GPIO0 18 GPIO1 19 GPIO2 20 GPIO3 21 PLL0 22 PLL1 23 CS0 24 CS1 25 RST 26 I2CM_S 27 DVSS 28 DVDD_CAP 29 SDOUT1...

Страница 17: ...ufacturer Schematic diagram is subject to change without notice 1 2 3 4 5 A B C D E F Schematic diagram Audio board 7 10 17 12VR 12VR VCC5V GNDR 12V 12V 2 5V 3 3V 5V GND Z802 AMS117 VIN 3 VOUT 2 ADJ 1...

Страница 18: ...uld be returned directly to AGND of U1 I2C Adress 0010 AD2 AD1 AD0 U102B NC7SZ125M5 5 3 L103 BEAD R106 47K C110 220nF C114 10nF R105 33R L102 BEAD C104 10uF 16V R104 33R R102 1K R108 Not Mounted U101...

Страница 19: ...5V RESET DIT_LRCLK DIT_SCLK DIT_DATA DIT_MCLK GND Audio Orig Bit U Bit V Bit C Bit C201 10uF 16V R207 Not Mounted R204 0R0 C206 1nF C204 10uF 16V R208 0R0 R203 Not Mounted C202 100nF L201 BEAD U201 C...

Страница 20: ...DIF_ERR_SENSE TUN_L HI_MCLK DVD_SPDIF TUN_R A_GND Audio Signal Connector Digital ground Analog ground L026 L039 L021 L034 L023 C005 100pF C004 100pF C002 100pF L041 L040 U001G 74HC14 13 12 L027 L037 L...

Страница 21: ...T23 1 ANYBODY FOLLOWING SPEC D1 4 D501 503 Diode Dual BAV99 FDSO1203 SOT 23 7 BAV99LT1 MOTOROLA SEMICONDUCTORS INC D1 4 D501 503 Diode Dual BAV99 FDSO1203 SOT 23 7 BAV99 Philips Semicondutors D1 4 D50...

Страница 22: ...utors C514 Cap Cer 10 0603 220pF X7R 50V 1 Cap Cer 10 0603 220pF X7R 50V ANYBODY FOLLOWING SPEC C110 Cap Cer 10 0603 220nF 50V 1 CL10B224KBNB SAMSUNG ELECTRONICS C6 C16 C102 C105 C107 C116 C202 C205 C...

Страница 23: ...all screwdriver See picture Mount the new VFD board in the Plastic Front If the VFD board was glued clean the board and glue the VFD board using a small amount LOCTITE Note Be careful not to remove th...

Страница 24: ...cial characteristics or critical for safety are identified by mark and must be replaced with components specified by the manufacturer 1 2 3 4 5 A B C D E F Schematic diagram VFD board 1 1 24 Schematic...

Страница 25: ...e should be taken when refitting it after service The sliced cables are only seen on Rev 2 boards See picture 44 0401 4 Board revision numbers All electronic modules are labeled with a part number At...

Страница 26: ...upling EM8500 Sys SDRAM Flash Video Out Scart 09 Audio In HDTV Conn EM8500 MPEG SDRAM UART 1 IDE DVD LOADER Debug UARTs Debug Flash Emulator EM8500 PWR 3 3V 1 8V IDE Connector Video DACs SDRAM EEPROM...

Страница 27: ...20 HIROSE DF3 10P 2H 20 HIROSE 74HC04 U11B 3 4 7 14 74HC04 U11D 9 8 7 14 C102 10uF 16V L24 BEAD L21 Not Mounted C2000 0 1uF 1 2 R71 10K L23 BEAD C2003 0 1uF 1 2 C66 100pF L46 BEAD J14 HDR1x2 1 2 C51 1...

Страница 28: ...8 Not Mounted R335 00 R336 00 R67 10K RP4 4x10K 1 8 2 3 4 7 6 5 RP3 4x10K 1 8 2 3 4 7 6 5 J1 HDR1x3 1 2 3 R602 3K3 24C0x U2 A0 1 A1 2 A2 3 VSS 4 SDA 5 SCL 6 WP 7 VCC 8 R68 10K T118 1 T119 1 T120 1 T12...

Страница 29: ...0 1uF 1 2 C 31 0 1uF C6 27pF 1 2 L1 BEAD 1 2 C5 27pF 1 2 R9 82 C 16 10uF 16V C 56 0 1uF C 12 0 1uF C 57 0 1uF PLLs OSC VIDEO DACs U1C EM8500 AVDD_D_33 G4 AVDD_C_33 H5 AVVD_Y_33 H2 AVDD_U_33 G2 AVDD_V_...

Страница 30: ...S_FL_WE SYS_FL_RDY A20 Vcc3V3 Vcc3V3 Vcc3V3 SYS_MD 31 0 SYS_FL_CS SYS_SD_WE SYS_FL_WE SYS_FL_RDY RESET SYS_MA 20 0 Title Size Document Number R e Sigma Designs 355 FairView Way Milpitas CA 95035 Refer...

Страница 31: ...ART1_DSR J_UART1_RTS J_UART1_RXD J_UART1_RI J_UART1_DTR J_UART1_TXD no DVI Reserved 6 Ch SCART Europe 2 Ch I2S OUT ID RP25 4x10K 1 2 3 4 5 6 7 8 R96 10K U1D EM8500 MM_ADD_11 BA P2 MM_ADD_10 T1 MM_ADD_...

Страница 32: ...D3 IDE_PD4 IDE_PD5 IDE_PD6 IDE_PD7 IDE_PD8 IDE_PD9 IDE_PD10 IDE_PD11 IDE_PD12 IDE_PD13 IDE_PD14 IDE_PD15 IDE_PA1 IDE_PA2 IDE_RDY IDE_DACK IDE_DMARQ IDE_DIOR IDE_IRQ Vcc3V3 Vcc12V Vcc3V3 Vcc3V3 IDE_PD...

Страница 33: ...CONFIDENTIAL For VGA output Optional By pass filter for VGA output Optional By pass Mux U39 No Stuff for Single termination Alternate HDTV S VIDEO BSS138 BSS138 BSS138 DATA CLKOUT D17 Dual 2 3 1 74LC...

Страница 34: ...nce designs 23 000703 01 Audio In Audio Out HDTV B 9 16 Tuesday July 15 2003 DVDReceiver EM8500 CONFIDENTIA ANALOG AUDIO OUT S Video Composite Component GREEN BLUE RED R347 4K7 C218 330pF C217 1nF J42...

Страница 35: ...e mounted ground clip New Pad for a PCB edge mounted ground clip in the corner of the PCB Connect SCART Ground plane here L109 BEAD L53 BEAD J38 PAD 1 C107 100pF L49 BEAD J39 PAD 1 C110 100pF L54 BEAD...

Страница 36: ..._CD U1_RI J_UART1_CTS J_UART1_DSR J_UART1_RI J_UART1_CD J_UART1_TXD J_UART1_RXD J_UART1_RTS J_UART1_DTR Vcc5V Vcc5V Vcc5V J_UART1_TXD J_UART1_RTS J_UART1_RXD J_UART1_CD J_UART1_CTS J_UART1_DSR J_UART1...

Страница 37: ...MA17 SYS_MA18 SYS_MA19 SYS_MA0 SYS_MA1 SYS_MA2 SYS_MA3 SYS_MA4 SYS_MA5 SYS_MA6 SYS_MA7 SYS_MA10 SYS_MA11 SYS_MA12 SYS_MA13 SYS_MA14 SYS_MA15 SYS_MA20 SYS_MA8 SYS_MA9 Vcc5V Vcc3V3 Vcc3V3 Vcc3V3 Vcc3V3...

Страница 38: ...Interface 1 From Tuner Interface Neltron P N 1224SM 24 30 PCB to FFC FPC Connector PIO1_7 PIO1_8 L2001 BEAD C196 Not Mounted C195 Not Mounted L77 BEAD L76 BEAD L2002 BEAD C194 100pF C193 100pF C188 No...

Страница 39: ...terface 2 FROM SCART RCA TV INPUT Neltron P N 1224SM 24 30 PCB to FFC FPC Connector Place these components close to J35 Downmix Output Page 9 Place filter components near DSP2 interface L506 BEAD C230...

Страница 40: ...49 100pF C250 100pF U47C 74LCX125 B3 12 O3 11 A3 13 VDD 14 GND 7 U47A 74LCX125 B3 2 O3 3 A3 1 VDD 14 GND 7 D37 Dual 2 3 1 D34 Dual 2 3 1 R340 4R7 C242 100pF L98 BEAD C241 100pF D33 Dual 2 3 1 U51B 74L...

Страница 41: ...s CA 95035 Reference designs DVDReceiver EM8500 CONFIDENTIAL Watchdog Timer PIC16F630 HDR1x4 D41 Dual 2 3 1 C2005 0 1uF 1 2 74AC04 U48E 11 10 7 14 C256 0 1uF Z3 AMS1117 Adj GND 1 OUT 2 VIN 3 4 4 C2006...

Страница 42: ...td Logic Hex Inverter 74AC04 SOIC14 2 74AC04SC Fairchild U40 Std Logic QUAD Buffer 74ACT125SC SOIC14 1 74ACT125SC Fairchild U21 U37 U47 U49 51 Std Logic 74LCX125 TSSOP14 6 74LCX125MTC Fairchild U21 U3...

Страница 43: ...Res 5 0603 1 5K ohm 1 R1608 1 5K Philips Semicondutors R11 Res 5 0603 1 5K ohm 1 ANYBODY FOLLOWING SPEC R601 602 Res 5 0603 3 3K ohm 2 ANYBODY FOLLOWING SPEC R601 602 Res 5 0603 3 3K ohm 2 R1608 3 3K...

Страница 44: ...8uH 1210 4 WI322522 1R8K Machrone L5 L7 L11 12 Induct RF 10 1 8uH 1210 4 ANYBODY FOLLOWING SPEC L5 L7 L11 12 Induct RF 10 1 8uH 1210 4 ELJ JNA1R8JF PANASONIC J40 Connector SMD 6pin 2 0MM Pitch Right...

Страница 45: ...e Make sure that it is the right type of tuner EU US Reconnect the tuner cable Note The tuner cable and connectors have only one connect surface If this contact surface is not orientated correctly in...

Страница 46: ...e sesitive SMD components Especially sensitive are C222 C223 C224 and C225 located in the RF output circuit as well as C 324 C326 and C327 located in the RS output circuit Of the same reason are the s...

Страница 47: ...chematic diagram PSU AMP board 1 7 47 Components having special characteristics or critical for safety are identified by mark and must be replaced with components specified by the manufacturer Schemat...

Страница 48: ...chematic diagram PSU AMP board 2 7 48 Components having special characteristics or critical for safety are identified by mark and must be replaced with components specified by the manufacturer Schemat...

Страница 49: ...0 CON2 1 2 C226 33nF C260 1000uF C243 100nF C203 100nF R202 13K R280 1R0 L260 50nH C284 100nF R225 1R5 L240 10uH C200 100pF C222 100nF C261 1000uF C244 100nF C206 33nF R203 13K C262 1nF C225 100nF R28...

Страница 50: ...SS 8 DVSS 9 DVSS 10 DVDD 11 SHUTDOWN 12 ERR0 13 ERR1 14 PWM_AM 15 PWM_AP 16 PVDDA2 17 LDROUTA 18 BOOTSTRAPA 19 PVDDA1 20 PVDDA1 21 OUTPUTA 22 OUTPUTA 23 PVSS 24 PVSS 25 OUTPUTB 26 OUTPUTB 27 PVDDB1 28...

Страница 51: ...F Q101 2N3904 R405 1R5 C405 100nF R111 10K R440 1R0 C444 100nF U110 LCX125 1OE 1 1A 2 1Y 3 2OE 4 2A 5 2Y 6 GND 7 3Y 8 3A 9 3OE 10 4Y 11 4A 12 4OE 13 Vcc 14 C113 47nF L460 50nH C116 100nF U111B LM833 5...

Страница 52: ...ground plane here R004 1R0 C004 4 7nF C001 220nF R007 4K7 R002 0R0 C003 10uF R011 4K7 R009 4K7 U3 TAS5026 NC 1 MCLK_IN 2 AVDD_OSC 64 AVDD_PLL 3 AVSS_OSC 61 AVSS_PLL 6 CLIP 18 CS0 15 DBSPD 17 DM_SEL1 2...

Страница 53: ...components at the start of the 25V power supply line Rev D 12V is now used to supply the subwoofer opamp Revision history C052 10uF R053 1R0 C5 DSP Interface 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17...

Страница 54: ...The loader must be mounted as far back in the DVR 50 units as possible Reconnect the loader 44 0399 8 9 10 11 Remount the Plastic front Test the DVR 50 unit NOTE On early DVR 50 units the loader can...

Страница 55: ...55 DVR 50 Rev 011105 2 How to take of 1802 loader front panel 1 2 3 4 5 6 7...

Страница 56: ...56 DVR 50 Rev 011105 2 DVR 50 Remote control Ref No Item No Part description PCS Remarks 1 74122 Remote control DVR 50 1 Standart model...

Страница 57: ...sides of the Lid out and open the DVR 50 unit 44 0402 2 The fore end of the lid is connected to the Plastic Front by two plastic loops Gently open the lid and remove 44 0402 1 Note Iftheangelofthelidg...

Страница 58: ...the boards in the reverse order of disassembling the DVR 50 units Test the DVR 50 unit Fig 44 0396 7 Fig 44 0398 4 Ref No Item No Part description PCS Remarks 1 74108 Chassis Sub assy w feet DVR 50 1...

Страница 59: ...e the Plastic Front by un clicking it 44 0399 2 Disconnect the two cables to the VFD board Unscrew the VFD board from the plastic Front On some units the VFD board is glued Gently break the glue using...

Страница 60: ...from the AC outlet and take all necessary ESD precaution Remove the Lid See instruction under Lid Remove the Tuner See instruction under Tuner Remove all the screws on the rear panel See under system...

Страница 61: ...ed turn OFF the Mains power This will leave the loader tray out of the DVR 50 Gently pull or slide the Plastic Part upwards The Plastic Part should now come off with a click Note If the Plastic Part a...

Страница 62: ...Cable 190MM 6P Main VFD 2 0 2 0MM DP450 DVR 50 5 4 74116 Cable Harness 6p Pitch 2 0 2 54 DVR 50 5 5 74117 Cable Harness 10p Pitch 2 0 2 54 DVR 50 5 6 74118 Cable Harness 13P 60MM 1 25MM pitch type D...

Страница 63: ...Low terminal Violet Connected to High terminal Bi wiring Yellow Connected to High terminal Bi wiring White Connected to tweeter Grey Connected to tweeter Green Connected to midrange Blue Connected to...

Результаты поиска

Содержание DVR 50

Отзывы:

Похожие инструкции для DVR 50

Бренды по названию

Популярные бренды

JAMO DVR 50, Руководство по обслуживанию

Результаты поиска

Содержание DVR 50

Отзывы:

Похожие инструкции для DVR 50

Бренды по названию

Популярные бренды