
3-4
2-6. When Replaced ROM ICs or Upgraded Firmware
1. When replaced the following ROM ICs, it is necessary
to write the data into the new ICs.
1) IC615 (firmware)
2) IC613 (Setup default data and other information)
2. When the firmware is upgraded, rewriting the new
firmware into IC615 may be requested for servicing.
3. Connect a computer to the main PC board of the DVD
video player with using DATA UPDATE KIT (P/No.
79080074). (Fig. 3-2-6)
4. Writing operation
Refer to the instruction attached to the data floppy
disc.
Fig. 3-2-6
Note:
• The firmware and setup data floppy discs are not available as service parts.
CN601
DATA UPDATE KIT
(RS-232C Interface/cable)
Computer
(MS-DOS/PC-DOS)
RS-232C
cable
Summary of Contents for DD-5000
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Page 35: ...3 9 4 2 Power Supply Block Diagram Fig 3 4 2 ...
Page 37: ...3 11 3 12 Fig 3 4 5 4 3 3 Front Display Power Switch Block Diagram BF GP1U263X ...
Page 39: ...3 16 3 15 4 4 2 Logical System Block Diagram Fig 3 4 7 ...
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Page 72: ...4 2 4 EXPLODED VIEWS 4 1 Packing Assembly Fig 4 4 1 ...
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