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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 5/16

SYS_MA4

SYS_MA0
SYS_MA1

SYS_MA10

SYS_MA7

SYS_MA5
SYS_MA6

SYS_MA2

SYS_MA8
SYS_MA9

SYS_MA3

SYS_SD_MA11

SYS_SD_BA1

SYS_MA13

SYS_MA12

SYS_SD_BA0

SYS_SD_BA1

SYS_SD_MA11

SYS_MA11

SYS_SD_BA0

SYS_MA12

SYS_SD_BA0

SYS_SD_DQM0
SYS_SD_DQM1
SYS_SD_DQM2
SYS_SD_DQM3

SYS_SD_CLKEN

SYS _SD_CLK

SYS_MD29

SYS_MD31

SYS_MD1

SYS_MD24

SYS_MD10

SYS_MD14

SYS_MD17

SYS_MD2

SYS_MD26

SYS_MD13

SYS_MD25

SYS_MD8

SYS_MD28

SYS_MD12

SYS_MD27

SYS_MD9

SYS_MD5

SYS_MD4

SYS_MD19

SYS_MD6

SYS_MD16

SYS_MD21

SYS_MD3

SYS_MD7

SYS_MD0

SYS_MD23

SYS_MD30

SYS_MD20

SYS_MD22

SYS_MD18

SYS_MD11

SYS_MD15

SYS_SD_RAS#

SYS _SD_CS#

SYS_FL_WE#

SYS_SD_CLKEN

SYS_SD_CAS#

SYS_SD_CLK_PIN

SYS_MA0

SYS_MA1

SYS_MA2

SYS_MA3

SYS_MA4

SYS_MA5

SYS_MA6

SYS_MA7

SYS_MA8

SYS_MA10
SYS_MA9

SYS_MA11

SYS_MA12

SYS_MA13

SYS_MA14

SYS_MA16
SYS_MA15

SYS_MA17

SYS_MA19

SYS_MD1

SYS_MA18

SYS_MD0

SYS_MA20

SYS_MD2

SYS_MD3

SYS_MD4

SYS_MD6
SYS_MD5

SYS_MD7

SYS_MD9

SYS_MD11

SYS_MD13

SYS_MD8

SYS_MD12

SYS_MD10

SYS_MD22

SYS_MD24

SYS_MD15

SYS_MD23

SYS_MD16

SYS_MD25

SYS_MD17

SYS_MD18

SYS_MD20
SYS_MD19

SYS_MD21

SYS_MD14

SYS_MD29

SYS_MD31

SYS_MD28
SYS_MD27
SYS_MD26

SYS_MD30

SYS_MD[31:0]

SYS_SD_DQM0
SYS_SD_DQM1
SYS_SD_DQM2
SYS_SD_DQM3

SYS_MA[20:0]

SYS_SD_DQM[3:0]

SYS _SD_CS#

SYS_SD_CAS#

SYS_MA[20..0]

SYS_FL_WE#

SYS_FL_BYTE#

PULLUP

A20

S YS_FL_RDY

SYS_FL_CS#_MEM

SYS_SD_WE#

RESET#

SYS_MD8

SYS_MD1

SYS_MD6

SYS_MD10

SYS_MD3

SYS_MD2

SYS_MD0

SYS_MD13

SYS_MD11

SYS_MD5

SYS_MD7

SYS_MD4

SYS_MD12

SYS_MD15

SYS_MD9

SYS_MD14

SYS_MA3

SYS_MA1

SYS_MA7

SYS_MA4

SYS_MA0

SYS_MA14

SYS_MA16

SYS_MA13

SYS_MA6

SYS_MA15

SYS_MA8

SYS_MA5

SYS_MA17

SYS_MA10
SYS_MA11
SYS_MA12

SYS_MA2

SYS_MA18

SYS_MA9

SYS_SD_BA1

FLASH_CFG_0
FLASH_CFG_1

RESET#

S YS_FL_RDY
SYS_FL_BYTE#

PULLUP

A20

SYS_MA20

SYS_MA19

SYS_FLASH_CS#

SYS_FL_CS#

SYS_FL_CS#_MEM

SYS_FL_MEM_WAIT#

SYS_MA19

SYS_MA16

SYS_MA13

SYS_MA0

SYS_MA17

SYS_MA12

SYS_MA7

SYS_MA18

SYS_MA1

SYS_MA11

SYS_MA9

SYS_MA8

SYS_MA10

SYS_MA3

SYS_MA6

SYS_MA15

SYS_MA14

SYS_MA2

SYS_MA4
SYS_MA5

SYS_MD0

SYS_MD14
SYS_MD15

SYS_MD3

SYS_MD12

SYS_MD8

SYS_MD5

SYS_MD7

SYS_MD4

SYS_MD6

SYS_MD10

SYS_MD1

SYS_MD9

SYS_MD13

SYS_MD2

SYS_MD11

RESET#

SYS_FL_BYTE#

SYS_SD_WE#
SYS_FL_CS#_MEM

SYS_SD_WE#

SYS_FL_WE#

S YS_FL_RDY

A20

Vcc3V3

SYS_MD[31:0]

SYS_FL_CS#

SYS_SD_WE#

SYS_FL_WE#

S YS_FL_RDY

RESET#

SYS_MA[20:0]

Title

Size

Document Number

R e

Sigma Designs

355 FairView Way
Milpitas CA 95035
Reference
designs

23-000703-01

EM8500 Sys SDRAM + Flash

DVD Receiver - EM8500

CONFIDENTIA

2Mx32

8MB

4Mx32

16MB

To Flash Emulator

STUFF SYS_MA20 => A20
FOR 2M x 16 CHIP (4MB)
AT49BV32xx

Use Emulator
Use Flash

T38

T34

T42

RP5

4x10K

T44

T36

T50

T46

PO CHK.

U24

MBM29LV320BM

A15

A14

A13

A12

A11

A10

A19

RESET

A18

A17

GND

D10

D11

VCC

D12

D13

D14

D15

GND

BYTE

A16

RDY/BUSY

R32

Not Mounted

T51

T41

T40

R33

Not Mounted

T53

T23

T48

R34

Not Mounted

T55

T43

T19

T27

T29

T54

T21

T57

T45

T52

R127
Not Mounted

T35

T56

T31

T58

T47

CHK PO.

4Mx32 MT48LC4M32B2TG-7

DQ0

VDDQ

DQ1

DQ2

DQ3

DQ4

VDDQ

DQ5

DQ16

VSSQ

DQ17

DQ18

DQ19

DQ20

VSSQ

DQ21

DQM0

CAS

RAS

BA0

BA1

A10

VDD

DQM2

VDD

DQ7

A11

VDDQ

DQ22

VDD

VSSQ

DQ6

VSSQ

VDDQ

DQ23

VDD

VSS

DQ24

VSSQ

DQ25

DQ26

VDDQ

DQ27

DQ28

VSSQ

DQ29

DQ30

VDDQ

DQ31

VSS

DQM3

CLKE

CLK

DQM1

VSS

DQ8

VDDQ

DQ9

DQ10

VSSQ

DQ11

DQ12

VDDQ

DQ13

DQ14

VSSQ

DQ15

VSS

T39

T25

R129
Not Mounted

T37

T49

T33

T59

T26

10K

R115
00

T28

10K

T24

T30

C54

Not Mounted

T22

T20

J32

H DR1x3

1
2
3

T18

R125

10K

T32

R10

R126

10K

R122

R30

T68

U1B

EM8500

MD_31

K17

MD_30

J19

MD_29

K20

MD_28

K19

MD_27

L17

MD_26

M20

MD_25

P20

MD_24

R20

MD_23

N17

MD_22

N20

MD_21

L19

MD_20

L20

MD_19

K18

MD_18

J20

MD_17

H20

MD_16

H19

MD_15

G15

MD_14

F15

MD_13

B17

MD_12

A17

MD_11

A18

MD_10

F17

MD_9

B19

MD_8

A19

MD_7

G16

MD_6

B18

MD_5

D18

MD_4

E17

MD_3

F16

MD_2

C17

MD_1

C18

MD_0

E16

MA_20

M18

MA_19

W20

MA_18

M17

MA_17

N19

MA_16

V20

MA_15

U20

MA_14

T20

MA_13

L18

MA_12

M19

MA_11

G18

MA_10

H17

MA_9

B20

MA_8

C20

MA_7

E19

MA_6

F19

MA_5

J17

MA_4

J16

MA_3

F20

MA_2

E20

MA_1

D20

MA_0

G19

DQM0

E18

DQM1

G17

DQM2

J18

DQM3

G20

SDRAM_WE# / FLASH_OE#

D19

SDRAM_CS#

A20

SDRAM_RAS#

F18

SDRAM_CAS#

H16

SDRAM_CLK

C19

SDRAM_CLKEN

H18

FLASH_WE#

T19

FLASH_CS#

U19

MEM_WAIT#

P19

FLASH_CFG_0

N18

FLASH_CFG_1

R19

R31

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...

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