Hitachi HTD-K185UK Скачать руководство пользователя

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AD7

Inout 2-16MA,

Microcontroller address/data 7

AD6

Inout 2-16MA,

Microcontroller address/data 6

ADS

Inout 2-16MA,

Microcontroller address/data 5

AD4

Inout 2-16MA,

Microcontroller address/data 4

DVDD3

Power

3.3V power pin for internal digital circuitry

ADS

Inout 2-16MA,

Microcontroller address/data 3

AD2

Inout 2-16MA,

Microcontroller address/data 2

AD1

Inout 2-16MA,

Microcontroller address/data 1

ADO

Inout 2-16MA,

Microcontroller address/data 0

IOAO

Inout 2-16MA,

SR PU

Microcontroller address 0 / IO

IOA1

Inout 2-16MA,

SR PU

Microcontroller address 1 / IO

DVDD2

Power

2.5V power pin for internal digital circuitry

IOA2

Inout 2-16MA,

SR PU

Microcontroller address 2 / IO

Inout 2-16 MA,

Microcontroller address 3 / IO

IOA4

Inout 2-16MA,

SR PU

Microcontroller address 4 / IO

IOA5

Inout 2-16MA,

SR PU

Microcontroller address 5 / IO

IOA6

Inout 2-16MA,

SR PU

Microcontroller address 6 / IO

IOA7

Inout 2-16MA,

SR PU

Microcontroller address 7 / IO

A16

Output

2-16MA, SR

Flash address 16

A17

Output

2-16MA, SR

Flash address 17

IOA18

Inout 2-16MA,

SR SMT

Flash address 18 /IO

IOA19

Inout 2-16MA,

SR SMT

Flash address 19 /IO

IOA20

Inout 2-16MA,

SR SMT

Flash address 20 / IO OR
Video in Data PortB 0

APLLVSS

Ground

Ground pin for audio clock

circuitry

Содержание HTD-K185UK

Страница 1: ...Sicherheitshinweise und Hinweise zur Produktsicherheit in diesem Wartungshandbuch zu lesen SERVICE MANUAL MANUEL D ENTRETIEN WARTUNGSHANDBUCH Data contained within this Service manual is subject to alteration for improvement Les données fournies dans le présent manuel d entretien peuvent faire l objet de modifications en vue de perfectionner le produit Die in diesem Wartungshandbuch enthaltenen Sp...

Страница 2: ...t DVD Video VCD 1 1 2 0 and SVCD Unified track buffer and A V decoding buffer Direct interface of 32 bit SDRAM Servo controller and data channel processing Video Related Features Macrovision 7 1 for NTSC PAL interlaced video Simultaneous composite video and S video outputs or composite and YUV outputs or composite and RGB outputs 8 bit CCIR 601 YUV 4 2 2 output Decodes MPEG video and MPEG2 main pr...

Страница 3: ...The MT1379 controls the uPD16311 using several control signals clock data chip select The infrared remote control signal is passed directly to the MT1379 for decoding 1 5Rear Panel A typical rear panel is included in the reference design This rear panel supports Six channel or two channel audio outputs Optical and coax SPDIF outputs Composite S Video and SCART outputs The six video signals used to...

Страница 4: ... of focus servo compensator 13 TRO Analog Output Tracking servo output PDM output of tracking servo compensator 14 TROPENPWM Analog Output Tray open output controlled by microcontroller This is PWM output for TRWMEN27hRW2 1 or is digital output for TRWMEN27hRW2 0 15 PWMOUT1 Analog Output The 1st general PWM output 16 PWMOUT2 Analog Output The 2nd general PWM output 17 DVDD2 Power 2 5V power pin fo...

Страница 5: ...IOA1 Inout 2 16MA SR PU Microcontroller address 1 IO 42 DVDD2 Power 2 5V power pin for internal digital circuitry 43 IOA2 Inout 2 16MA SR PU Microcontroller address 2 IO 44 Inout 2 16 MA SR PU Microcontroller address 3 IO 45 IOA4 Inout 2 16MA SR PU Microcontroller address 4 IO 46 IOA5 Inout 2 16MA SR PU Microcontroller address 5 IO 47 IOA6 Inout 2 16MA SR PU Microcontroller address 6 IO 48 IOA7 In...

Страница 6: ... 1 6 66 DVDD3 Power 3 3V power pin for internal digital circuitry 67 UP1_7 Inout 4MA SR PU SMT Microcontroller port 1 7 68 UP3_0 Inout 4MA SR PU SMT Microcontroller port 3 0 69 UP3_1 Inout 4MA SR PU SMT Microcontroller port 3 1 70 INTO Inout 2 16MA SR PU SMT Microcontroller interrupt 0 active low 71 IR Input SMT IR control signal input 72 DVDD2 Power 2 5V power pin for internal digital circuitry 7...

Страница 7: ...MA SR PU PD SMT DRAM data 12 97 DVDD3 Power 3 3V power pin for internal digital circuitry 98 RD11 Inout 2 16MA SR PU PD SMT DRAM data 11 99 RD10 Inout 2 16MA SR PU PD SMT DRAM data 10 100 RD9 Inout 2 16MA SR PU PD SMT DRAM data 9 101 RD8 Inout 2 16MA SR PU PD SMT DRAM data 8 102 DVSS Ground Ground pin for internal digital circuitry 103 CLK Output 2 1 6MA SR DRAM clock 104 CLE Output 2 16MA SR DRAM...

Страница 8: ...16MA SR DRAM address 2 124 RA3 Output 2 16MA SR DRAM address 3 125 DVSS Ground Ground pin for internal digital circuitry 126 RD31 Inout 2 16MA SR PU PD SMT DRAM data 31 127 RD30 Inout 2 16MA SR PU PD SMT DRAM data 30 128 RD29 Inout 2 16MA SR PU PD SMT DRAM data 29 129 RD28 Inout 2 16MA SR PU PD SMT DRAM data 28 130 DVDD3 Power 3 3V power pin for internal digital circuitry 131 RD27 Inout 2 16MA SR ...

Страница 9: ...K Inout 4MA Audio DAC master clock 384 256 audio sample frequency 152 MC DATA Input Microphone serial input 153 SPDIF Output 2 16MA SR ON OFF SPDIF output 154 ASDATAO Inout 4MA PDSMT 1 Audio serial data 0 left right channel 2 Trap value in power on reset 1 manufactory test mode 0 normal operation 155 ASDATA1 Inout 4MA PD SMT 1 Audio serial data 1 surround left surround right channel 2 Trap value i...

Страница 10: ...ortB 3 178 DVSS Ground Ground pin for internal digital circuitry 179 HSYN Inout I4MA SR SMT Horizontal sync Videoin Hsync_601 180 SPMCLK Input Audio DAC master clock of SPDIF input Videoin Data PortB 4 181 SPDATA Input Audio data of SPDIF input Videoin Data PortB 5 182 DVDD2 Power 2 5V power pin for internal digital circuitry 183 SPLRCK Input Audio left right channel clock of SPDIF input Videoin D...

Страница 11: ...TSLVP Analog Output Positive RF data slicer level output 214 RFDTSLVN Analog Output Negative RF data slicer level output 215 RFIN Analog Input Negative input of RF differential signal 216 RFIP Analog Input Positive input of RF differential signal 2 2 System Block Diagram A sample system block diagram for AV1100 board design is shown in the following figure 3 AUDIO OUTPUT The MT1379 supports two ch...

Страница 12: ...the internal clock rates with external pixel clock rates easily facilitating YUV 4 2 2 to YUV 4 2 0 component and sample conversion A polyphase filter achieves arbitrary horizontal decimation and interpolation Video Bus The video bus has 8 YUV data pins that transfer luminance and chrominance YUV pixels in CCIR601 pixel format 4 2 2 In this format there are half as many chrominance U or V pixels p...

Страница 13: ...and output and S PDIF IEC958 audio output Stereo mode is in PS format while six channels Dolby Digital 5 1 channel audio output can be channeled through the S PDIF The S PDIF interface consists of a bi phase mark encoder which has low skew The transmit I2S interface supports the 112 128 192 256 384 and 512 sampling frequency formats where sampling frequency Fs is usually 32 kHz 44 1 kHz 48 kHz 96 ...

Страница 14: ...V Scart TV VCR Audio Right Out 1 2 Audio Right In Audio Right In 2 1 Audio Right Out Audio Left Out 3 6 Audio Left In Audio Left In 6 3 Audio Left Out Audio Ground 4 4 Audio Ground Red 15 15 Red Red Ground 13 13 Red Ground Green 11 11 Green Green Ground 9 9 Green Ground Blue 7 7 Blue Blue Ground 5 5 Blue Ground Status 16 9 8 8 Status 16 9 Reserved 10 10 Reserved Reserved 12 12 Reserved Fast Blanki...

Страница 15: ... composite video input signal pin 19 Left unconnected it s pulled to 0V by its 75R termination 1V to 3V the TV is driven by the signals Red Green Blue and composite sync The latter is sent to the TV on pin 19 This signal is useful when using a TV to display the RGB output of devices such as home computers with TV compatible frame rates Tying the signal to 5V via 1 DDR forms a potential divider wit...

Страница 16: ...ansistor Q807 starts to conduct and pulls pin 5 stby pin of this IC to ground and this cuts off 5V and 3 3V output of this board 11 2 FRONT PANEL The VFD controller is a NEC uPD 16311 IC1 This controller is not a processor but does include a simple state machine which scans the VFD and reads the front panel button matrix The pressed key information is send to MT1379 from pin 5 and pin 6 of IC1 IR ...

Страница 17: ...1 V 11 4 DVB T DDX Board Class D Amplifier 11 4 1 DDX Part Chipset lxDDX 8228 2x DDX 2050 Architecture Full Bridge x 2 Half Bridge x4 Power Supply 20V unipolar supply 6A max 3 3V 0 1A typ Audio Input Interface Serial I2S Control Interface I2C Power Interface 20V 6A Max 3 3V 0 1A Typ Output Interface Speaker Level Speakers 8 Ohm Satellites 4 Ohm Subwoofer Output Power 5 x 15 W 25 W DDX Audio procce...

Страница 18: ...hz Software is mostly run over IC301 EMI SDRAM Some program and status information is stored in EEPROM IC304 The CPU ST20 inside STI5518 uses 32 bit data and 22 bit address buses for access to flash DRAM and MPEG decoder It uses RAS CAS etc read write enable signals to activate related IC while accessing them The main clock which is needed by STI 5518 is generated at power on mode and at STBY by 2...

Страница 19: ...Press 1 3 5 7 at Setup Menu Setup Menu screen refresh and Version selection can be seen under Preferences Setup Select Version for version Page BUILD NO contains version and Hardware options other information for development only Details of Build No as follows Tracking Build number and Hardware options from Version Page Language Groups for AV1XXX Press DISPLAY button on remote control to exit menu...

Страница 20: ...ile 3 There should be no Volume Name for CD Open Tray and place update CD 4 You can see Upgrade File Detected Press Play to start OSD message 5 Press Play button to start upgrade 6 You can see File copying OSD message for a few second 7 Tray is open automatically 8 No need for CD in tray Take it from tray 9 During upgrade procedure CD upgrade start Please wait indicator at OSD and UPG indicator at...

Страница 21: ...There should be no Volume label It may be better to put some dummy files in Cd with update file ...

Страница 22: ... is on and the receiver is powered off 3 Run Hyper Terminal program of the PC from Start Programs Accessories Communications Hyper Terminal menu 4 For a new connection run Hypertrm exe file 5 Give a name and choose an icon for the connection You do not need to make a new connection every time You can use this name for the future connections 6 Choose communication port in the new coming window COM1...

Страница 23: ...Go to Transfer Send file menu Press Browse button and by using up one level button find the directory where you had stored the new software in your PC Then select the new software name by pressing open Software name and its path is written in SEND FILE file Name bar Also check that 1K Xmodem option is selected in the protocol menu Then press send button of SEND FILE menu You will see that file is ...

Страница 24: ...ed via the configuration menu entered from the main menu In the configuration menu there is the Receiver Upgrade button Upgrade process can be started by pressing this button There are two possibilities for receiver software to be upgraded automatic and manual Automatic upgrade can be enabled or disabled by pressing Left Right buttons If it is enabled then there are two ways for automatic upgrade ...

Страница 25: ...ble then this function will not work Manual upgrade starts if the Search for New Version button is pressed After pressing the Search for New Version button the STB tunes to each frequency that have been stored in its database and looks for the new software Since this process takes some time a warning message is displayed Depending on the existence of a new software two different messages can appea...

Страница 26: ...a new software pressing Yes will cause upgrading to be started By pressing No user can return to the configuration menu Loading will be displayed on the screen by a message and a progress bar together with a percentage button will indicate the status User can cancel the upgrade any time by pressing the MENU button ...

Страница 27: ...n while new software is being written into the flash memory then new software will not run and old software will be cleaned also The restoring code is G O L F 3 5 4 2 To restore the receiver software please power off the stb from mains When you power on the stb again you will recognize that the led at the front panel is first green for some time and then it is turning into red colour To open the z...

Страница 28: ...or the back up software to run properly do First Time Installation If there is no problem during software download through the air process then the above message indicating a successful upgrade will be shown and the STB should go into standby mode in order the changes to take place ...

Страница 29: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA ...

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Страница 48: ...47 Milano Italia ITALY Tel 39 02 487861 Tel 39 02 38073415 Servizio Clienti Fax 39 02 48786381 2 Email customerservice italy hitachi eu com HITACHI Europe AB Box 77 S 164 94 Kista SWEDEN Tel 46 0 8 562 711 00 Fax 46 0 8 562 711 13 Email csgswe hitachi eu com HITACHI EUROPE S A S Lyon Office B P 45 69671 BRON CEDEX FRANCE Tel 33 04 72 14 29 70 Fax 33 04 72 14 29 99 Email france consommateur hitachi...

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