VESTEL DVD5500 Service Manual
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VESTEL DVD5500 Service Manual

VESTEL DVD5500 Service Manual

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DVD5500
DVD PLAYER
SERVICE MANUAL

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Summary of Contents for VESTEL DVD5500

  • Page 1 DVD5500 DVD PLAYER SERVICE MANUAL...

  • Page 2: General Description

    1. G ENERAL ESCRIPTION 1.1 MT1379 The MT1379 Progressive Scan DVD-Player Combo Chip is a single-chip MPEG video decoding chip that integrates audio/video stream data processing, TV encoder, four video DACs with Macrovision. copy protection, DVD system navigation, system control and housekeeping functions.
  • Page 3 1.2 M EMORY 1.2.1 SDRAM Memory Interface The MT1379 provides a glueless 16-bit interface to DRAM memory devices used as OSD, MPEG stream and video buffer memory for a DVD player. The maximum amount of memory supported is 16 MB of Synchronous DRAM (SDRAM). The memory interface is configurable in depth to support 128-Mb addressing.
  • Page 4 2. S MT1379 P YSTEM LOCK IAGRAM and ESCRIPTION 2.1 MT1379 PIN DESCRIPTION SYMBOL TYPE PIN NUMBERS DEFINITION 20,28,60,77,92,102 DVSS Ground 115,125,135,145 Ground pin for internal digital circuitry 178,189 Current reference input. It generates reference IREF Analog Input Current for data PLL. Connect an external 100K Resistor to this pin and PLLVSS.
  • Page 5 4MA,SR,PU,SMT INT0# Inout Microcontroller interrupt 0, active low 2~16MA,SR,PU,S Input SMT IR control signal input UP3_4,5 Inout 73-74 Microcontroller port 3-4,3-5 UWR# Inout Microcontroller write strobe,active low 2~16MA,SR,PU,S URD# Inout Microcontroller write strobe,active low 2~16MA,SR,PU,S RD7-4,3-0 DRAM data 7-4,3-0 78-81,83-86 DRAM data 7-4,3-0 RWE# Output 2~16MA,SR...
  • Page 6 BLANK# Inout 4MA,SR,SMT Video blank area, active low/ Videoin field_601 VSYN Inout,4MA,SR,SMT Vertical Sync/Videoin Vsync_601 YUV7 Inout 4MA,SR,SMT Video data output bit 7/Videoin Data PortB 3 HSYN Inout 4MA,SR,SMT Horizontal sync/ Vido in Hsync_601 SPMCLK Input Audio DAC master clock of SPDIF input/Videoin Data PortB 4 SPDATA Input Audio data of SPDIF input/Vidoin Data PortB 5...

  • Page 7: Audio Output

    3. A UDIO UTPUT The MT1379 supports two-channel and six-channel analog audio output. In a system configuration with six analog outputs, the front left and right channels can be configured to provide the stereo (2 channel) outputs and Dolby Surround, or the left and right front channels for a 5.1 channel surround system.

  • Page 8: Flash Memory

    6. FLASH M EMORY The decoder board supports 70ns Flash memories. Currently 4 configurations are supported: FLASH_512K_8b FLASH_1024K_8b FLASH_512Kx2_8b FLASH_512Kx2_16b The MT1379 permits both 8- and 16-bit common memory I/O accesses with a removable storage card via the host interface. 7.

  • Page 9: Scart Connectors

    10. C ONNECTORS 10.1 SCART C ONNECTORS Pinout of the scart connector: Audio Right Out Audio Right In Audio Left / Monu Out Audio Gnd Blue Gnd Audio Left / Mono In Blue Control Voltage Green Gnd Comms Data 2 Green Comms Data 1 Red Gnd...

  • Page 10: Circuit Description

    0 to 0.4V: TV is driven by the composite video input signal (pin 19). Left unconnected, pulled 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.

  • Page 11: Front Panel

    11.2 FRONT PANEL: • All the functions on the front panel are controlled by U7 (MT1379) on the mainboard. • U7 sends the commands to IC2 uPD16311 via socket PL1 (pins 3,4 and 5). • There are 16 keys scanning function, 2 LED outputs, 1 Stand-by output and VFD drivers on IC2.

  • Page 12: Sofware Uptate

    - Press “DISPLAY” button on remote control to exit hidden menu. line also shows CD update file name. It defines also Hardware options. 12.3 Build Names for Hardware Options DVD5500 MTK Concept has 3 different hardware option: 1. 2 OPU Option 2. 2 VFD Option +TV DVD 3.

  • Page 13: Cd Uptade Procedure

    Example: A6AO.bin = AK4356, ASA, OLD VFD C2FN.bin = CS4392 ,ASA, NEW small VFD Service CD should contains following 16 files; A6AO.bin A6AN.bin A6FO.bin A6FN.bin A6AT.bin A6FT.bin P6AO.bin P6AN.bin P6FO.bin P6FN.bin P6AT.bin P6FT.bin A2AO.bin A2AN.bin A2FO.bin A2FN.bin A2AT.bin A2FT.bin C2AO.bin C2AN.bin C2FO.bin C2FN.bin...

  • Page 14: Circuit Schematics

    13.CIRCUIT SCHEMATICS : Appendix A...

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