Promax GV-798+ Instruction Manual page 56

Colour pattern generator GV-798+
Chercker board, 16:9 format
• 13 white and black alternate squares in horizontal direction and 7 in vertical
direction.
Chart nº 12
White
• Complete white screen (100%).
Chart nº 13
Convergence, 4:3 format
• 19 white vertical lines x 15 white horizontal lines on a black background
In the centre of each square there is a white point
A grey square (50%) on the top left side
Convergence, 16:9 format
• 25 white vertical lines x 15 white horizontal lines on a black background
In the centre of each square there is a white point
A grey square (50%) on the top left side
Chart nº 14
Window
• One white square (100%) on the centre of the screen
20 μs of length
216 lines on B/G/I/L/D/K/N systems
194 lines on M system
Chart nº 15
Grey-scale
• 10 levels white and black staircase
When the chart key is pushed again it changes to 5 levels white and black
staircase chart.
Chart nº 16
Centred
• One white horizontal line and one white vertical line indicating the
geometrical centre of the picture.
• One box with white edges indicating a 10% of overscaning.
This box has three white lines on the top and on the bottom sides. The 2
external lines show dimensions in format 4:3. Two next lines show
dimensions in 14:9 format with a 4:3 format image and the inner lines the
16:9 format with a 4:3 format image.
06/2016 Page 9