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PDK-50HW2
7.1.2 Block diagram of ASSY for each LED-A to LED-G
LED
(x 8)
LED
(x 8)
LED
(x 8)
LED
(x 8)
LED
(x 8)
LED
(x 8)
LED
(x 8)
LED
(x 8)
Digital Transister
3 to 8 Line
3 to 8 Line
CLK
(Modulation)
LED_SEL
BOARD_SEL
BLOCK_SEL
ENABLE
The illustration shows the block diagram of the basic LED formation (applicable to LED-A to LED G).
For both horizontally and vertically formatted boards, the block structure is the same. If any of the three problems listed below are
encountered, use the checkpoints listed below.
•If the unit length of the board is a problem
For a horizontally formatted board, the HBOARD_SEL signal may have been interrupted.
For a vertically formatted board, the VBOARD_SEL signal may have been interrupted.
•When there is a problem within the 8 LED unit
For a horizontally formatted board, the HBLOCK_SEL signal may have been interrupted.
For a vertically formatted board, the VBLOCK_SEL signal may have been interrupted.
•When there is a problem with the 8 LED sensor cycle
For horizontally and vertically formatted boards, the LED_SEL signal may have been interrupted.
Summary of Contents for PDK-50HW2
Page 9: ...9 PDK 50HW2 ...
Page 48: ...PDK 50HW2 48 A B C D 1 2 3 4 1 2 3 4 B 4 2 LED B ASSY DT1 DT2 DT3 DT4 DT5 CN4 A LED B ASSY B ...
Page 50: ...PDK 50HW2 50 A B C D 1 2 3 4 1 2 3 4 C 4 3 LED C ASSY DT1 DT2 DT3 DT4 DT5 CN4 B LED C ASSY C ...
Page 52: ...PDK 50HW2 52 A B C D 1 2 3 4 1 2 3 4 D 4 4 LED D ASSY DT1 DT2 DT3 DT4 DT5 CN4 C LED D ASSY D ...
Page 56: ...PDK 50HW2 56 A B C D 1 2 3 4 1 2 3 4 4 6 LED F ASSY DT1 DT2 DT3 DT4 DT5 CN4 E LED F ASSY F F ...
Page 59: ...PDK 50HW2 59 ...