MDP-621/641/640 Chapter 3
Operation manual Specifcications
(4) Depth unit m, ft, fm, I.fm, J.fm
(5) Depth scale 5 - 10 (2.5 step), 10 - 100 (5 step)
100 - 400 (10 step), 400 - 1000 (50 step)
1000 - 1200 (100 step) unit in m, fm, I.fm, J.fm
10 - 20 (5 step), 20 – 60 (10 step), 60 - 400 (20 step), 400 - 1600 (40
step)
1600 - 4000 (200 step) Unit in ft
(6) Zoom range 2.5 - 10 (2.5 step), 10 - 60 (5 step), 60 - 80 (10 step) unit in m, fm, I.fm,
J.fm
10 - 20 (5 step), 20 - 60 (10 step), 60 - 80 (20 step), 280 - 320 (40
step) unit in ft
(7) Shift 1 step interval, up to 1200, unit in m, fm, I.fm, J.fm
1 step interval, up to 4000, unit in ft
(8) Image mode Single display: Normal, Zoom,
Dual display: Dual Frequencies, Mix/Normal, Bottom Zoom, Dual
Bottom Zoom, Bottom Lock/Normal, Zoom/Normal, Bottom
Discrimination/Normal
NOTE: The A-scope can be added to above presentation modes
(9) Auto functions Range, shift
(10) Output setting Standard, low
(11) Interference reduction Off, low, high
(12) Image speed 4/1, 2/1, 1/1, 1/2, 1/4, 1/8, 1/16, 1/32 and stop
(13) Color rejection 15 steps (one out of 15 colors)
(14) Color tone 3 steps (1, 2, 3)
(15) Background color 10 steps (0,1､2､3､4,5,6,7,8,9)
(16) Image mix type 3 steps (A､B､C)
(17) Image feed direction 2 ways
(18) Image split
(19) Image swap AIB, BIA
(20) Bottom detection range 2 ways (Within or outside of sonar display)
(21) Depth sounding 3 ways (Auto, High frequency, Low frequency)
(22) Markers Depth markers（VRM）, scale, zoom range marker, alarm range marker,
color bar,
(23) Controls Gain (Auto.Man), Enhance, STC range, STC amplitude
(24) Display on/off Depth display, depth scale, color pattern, white line, temperature graph,
A-scope
0093161022-07 3-5
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