Hitachi Kokusai Electric HV-F202GV Installation Manual page 23

3. Commands of the image adjustment
(1) BLACKLEVEL ： Setting of master black level
・LEVEL 1 ： Adjustment of master black level
Command name
Address
Values (Factory setting 0)： -64 to 63.5 (based on the 255 steps)
・LEVEL 2 ： Adjustment of master black level
Command name
Address
Values (Factory setting 128)： 0 to 255
Note : Since LEVEL1 and LEVEL2 are link together,
if one is changed then the other is changed to corresponding value.
(2) SHRAPNESS ： Setting of object contour correction
・LEVEL ： Adjust sharpness level
Command name
Address
Values (Factory setting 0) ： 0 to 255
(3) MANUAL GAIN ： Setting of electrical sensitivity
・LEVEL1 ： Adjust electrical sensitivity 1
Command name
Address
Values (Factory setting 0) ： 0.00 to 12.00
・LEVEL2 ： Adjust electrical sensitivity 2
Command name
Address
Values (Factory setting 0) ： 0 to 341
Note : Since LEVEL1 and LEVEL2 are link together,
if one is changed then the other is changed to corresponding value.
(4) AUTO GAIN CONTROL ： Adjust electrical sensitivity automatically (AGC)
Command name
Address
Values (Factory setting 0) ： 0 "Off"
・LOWER LIMIT1 ： Lower limit 1 of automatic adjustment range
Command name
Address
Values (Factory setting 0) ： 0.00 to 12.00
： BlackLevel (Float / Standard)
： A0070018 h
： BlackLevelRaw (Integer / Standard)
： A0070014 h
Black level is reduced at 0 side and raised at 255 side.
： SharpnessRaw (Integer / Custom)
： A0FF0004 h
Setting value toward 0 side reduces correction for soft contour and 255 side
increase correction for sharper contours.
： Gain (Float / Standard)
： A0070008 h
Adjust the gain level 0 to 12.00dB in 342 steps at intervals of 0.03519dB.
： GainRaw (Integer / Standard)
： A0070004 h
Adjust the gain level 0 to 12.00dB in 342 steps at intervals of 0.03519dB.
： GainAuto (Enumeration / Standard)
： A007000C h
Automatic gain control is not performed and MANUAL GAIN is validated.
2 "Continuous" The video level is automatically adjusted in the range of 0 to 18dB.
Adjustment range can be changeable by setting of LOWER/UPPER LIMIT.
*This command is given to priority more than MANUAL GAIN.
： GainAutoLowerLimit (Float / Standard)
： A0F70028 h
Adjust the gain level 0 to 12.00dB in 342 steps at intervals of 0.03519dB.
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