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4.2.4 Adjustment Mode
The DIP switches S1 and S2 are used when depth and transmission frequency
adjustments are required.
The adjustment mode starts automatically when the DIP switch S2 #4 is set to OFF.
Following table shows the function of each settings of the S1 and S2.
0: OFF, 1: ON
S1
1
2
3
4
5
0
0
0
0
x
1
0
0
0
x
0
1
0
0
x
1
1
0
0
x
0
0
1
0
x
1
0
1
0
x
0
1
1
0
x
1
1
1
0
x
0
0
0
1
x
1
0
0
1
x
0
1
0
1
x
1
1
0
1
x
0
0
1
1
x
0
0
1
x
1
0
1
x
0
1
1
A
1
1
1
A
X: any position.
A, B, C: sets according to transmission frequency.
Caution
Do not activate the adjustment mode, if any adjustments are not nessesary.
S2
6
7
8
1
2
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
0
0
0
x
x
1
0
0
x
x
1
0
0
B
C
1
0
0
B
C
1
0
0
Functions
3
4
5
Adjusts offset (0 m) of depth scale
0
0
0
0
0
0
Adjusts full scale (2000m) of depth scale
0
0
0
Stores offset data of 1/5 section into RAM temporally
Stores full-scale data of 1/5 section into RAM temporally
0
0
0
Stores offset data of 2/5 section into RAM temporally
0
0
0
Stores full-scale data of 2/5 section into RAM temporally
0
0
0
Stores offset data of 3/5 section into RAM temporally
0
0
0
Stores full-scale data of 3/5 section into RAM temporally
0
0
0
Stores offset data of 4/5 section into RAM temporally
0
0
0
0
0
0
Stores full-scale data of 4/5 section into RAM temporally
0
0
0
Stores offset data of 5/5 section into RAM temporally
Stores full-scale data of 5/5 section into RAM temporally
0
0
0
Loads all data of RAM onto NVRAM
0
0
0
Temperature adjustment mode selection
0
0
0
0
0
0
Transmission frequency adjustment mode selection "GAIN"
0
0
0
Transmission
0
0
0
"Offset"
4-5
frequency
adjustment
mode
selection
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