Toshiba IK-TF2 - Manual (Page 12)

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When the image is dark even if the lens iris is open, change the gain (video gain) to get the proper video
level.
For the gain adjustment of the unit, MANUAL (Manual) and OFF (0 dB) modes are provided. Select the
mode on the GAIN menu. (Refer to the item “7.2 (2) GAIN (Video gain)”.)
MANUAL(Manual gain)
Gain adjustment is performed on the GAIN menu. The adjustment range is from –3dB to 18dB in 1dB
steps. (Refer to the item “7.2 (2) (2.1) (a) Changing the gain in MANUAL mode”.)
OFF
Gain is fixed at 0 dB.
Due to the lens used or the environmental condition, vertical color shading may occur at the top and bottom
of the screen. In this case, the shading correction can decrease the color shading. For the shading correction
of the unit, MANUAL (Manual shading correction) and OFF (no shading correction) modes are provided.
Select the mode on the PROCESS menu. (Refer to the item “7.2 (4) (4.5) Changing shading correction
mode”.)
MANUAL(Manual Shading)
Perform the correction amount setting on the PROCESS menu, confirming with a monitor or a waveform
monitor. (Refer to the “7.2 (4) (4.6) Changing the manual shading correction setting”.)
OFF
The status is no shading correction.
* The shading correction is effective when the lens iris or zoom ratio is fixed. Use the unit with
SHADING OFF for variable lens conditions.
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' ' ' '2 Gain
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' ' ' '3 Shading Correction