Hitachi KP-E500 - Manual (Page 12)

4) Shift the cursor to “PK/AV” and push the SET button, peak /
average ratio value changes. As the peak value is enlarged
It reacts to spot light. Factory setting is “15/85”.
SET button
: 15/ 85→30/ 70→50/ 50→75/ 25→100/ 0
AGC Menu
NOTE
As the peak value increases the hunting phenomenon
of the lens reacting to the video level may cause
flickering resulting in changes of brightness in the
image.
Setting AGC mode
1) Press the SET button for longer than 2 seconds to display
the “MAIN MENU”.
2) Use the UP and DOWN buttons to shift the cursor to “AGC”,
then press the SET button to display the “AGC MENU”.
3) While the cursor is at “MODE”, press the SET button to shift
the mode in the sequence “ON”, “OFF”.
ON : The video output level is controlled automatically to a
proper value within the range of “AGC LIMIT”
according to brightness. (Factory setting)
OFF : “FIX. GAIN” mode that does not change, according
to light level.
◆ ＡＧＣ ＭＥＮＵ ◆
> ＭＯＤＥ ：ＯＮ
ＡＧＣ ＬＩＭＩＴ ：２５０
ＲＥＴ
ＥＮＤ
……
Select AGC mode
……
Limit gain (155～250)
……
Return to the main menu
…… End of menu display
AGC MENU (MODE: ON)
2) Change the “FIX. GAIN” by pressing the UP and DOWN
buttons. (Variable range: 000～250)
3) Return to the factory setting(000) by simultaneously pressing
the UP and DOWN buttons for two seconds.
4) Press the SET button to confirm the setting and the cursor
shifts to “RET”.
NOTE
The noise in the image may be conspicuous when high
levels of amplification are used.
Setting AGC LIMIT (AGC ON)
1) Use the UP and DOWN buttons to shift the cursor to
“AGC LIMIT”, then press the SET button. The adjustment
value at the right of value flashes.
2) Change the “AGC LIMIT” by pressing the UP and DOWN
buttons. (Variable range: 155～250)
3) Return to the factory setting(250) by simultaneously pressing
the UP and DOWN buttons for two seconds.
4) Press the SET button to confirm the setting and the cursor
shifts to “RET”.
Setting FIX. GAIN (AGC OFF)
1) Use the UP and DOWN buttons to shift the cursor to
“FIX. GAIN”, then press the SET button. The adjustment
value at the right of value flashes.
◆ ＡＧＣ ＭＥＮＵ ◆
ＭＯＤＥ ：ＯＦＦ
>
ＦＩＸ． ＧＡＩＮ ：０００
ＲＥＴ
ＥＮＤ
……
Select AGC mode
……
Fix. Gain (000～250)
……
Return to the main menu
…… End of menu display
AGC MENU (MODE: OFF)
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