Sony JumboTron Operating Instructions Manual page 7

LED type
LDU-15 series
RGB trio
(dot)
Cell
4 dots
Unit
4 cells (16 dots)
JumboTron screen
NTSC: max. 40 units (160 cells = 640 dots)
PAL: max. 48 units (192 cells = 768 dots)
G R
B
Picture element pitch
4 dots
4 cells (16 dots)
NTSC:
max. 30 units
(120 cells = 480
dots)
PAL:
max. 36 units
(144 cells = 576
dots)
LDU-30 series
Cell
Front
panel
4 cells (16 dots)
Unit
2 panels (32 dots)
JumboTron screen
NTSC: max. 20 units (640 dots)
PAL: max. 24 units (768 dots)
B R G
RGB trio
(dot)
Picture element pitch
4 dots
2 dots
4 cells
(8 dots)
2 panels
(16 dots)
NTSC:
max. 30 units
(480 dots)
PAL:
max. 36 units
(576 dots)
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