JVC GY-HD251 Front Section, 6ZEBRA Zebra switch, 7AWB Auto white balance button, 1Shoe, 2Knob

e_hd250.book Page 11 Tuesday, October 24, 2006 3:11 PM

Front Section

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6[ZEBRA] Zebra switch

When this switch is ON, a zebra pattern is imposed on the viewfinder or LCD areas having luminance levels in accor- dance with the menu settings made for the video signal. This pattern can be used as a reference for manual adjust- ment of the lens iris. Zebra patterns are also displayed during color bar display when this switch is set to ON.

•The default value is 70% - 80%. The luminance level can be changed with the ZEBRA setting in the LCD/

VF[1/4] menu screen. X See page 89.

While this switch is pressed to the SKIN AREA side, the color tone areas specified with the SKIN COLOR ADJUST item on the ADVANCED PROCESS menu are indicated in the viewfinder. The switch returns to the OFF position when released.

X See “How to Use Skin Detail” on page 103.

*The Skin Detail color tone areas are not indicated while the color bar or VTR playback picture is shown in the viewfinder or on the LCD monitor.

7[AWB] Auto white balance button

When the WHT.BAL switch c on page 15 is set to A or B and you press this button, the white balance is automati- cally adjusted.

*It is not activated in preset, full auto shooting, full auto white balance and color bar modes.

X See “White Balance Adjustment” on page 52.

1Shoe

Makes it possible to mount separately sold lights and accessories.

2Knob

This is the mounting knob for the microphone holder 3.

3Microphone holder

Makes it possible to attach the provided microphone or a separately sold microphone.

X See “Attaching	the	Microphone	(Provided)”
on page 33.

4Front tally lamp

This lamp lights up when the GY-HD250/GY-HD251 enters the record mode. It blinks during the transition to the record mode.

When the tape has run out, or the VTR enters the warning mode, it blinks quickly.

•Use the FRONT TALLY item on the OTHERS[1/2] menu screen to select whether or not the lamp should light and the lighting pattern.

X See page 96.

5[LENS] Lens control connector

Connect 12-pin lens control cable from lens here.

Pin	Function	Pin	Function
No.		No.
1	Return switch	7	Iris position
2	VTR trigger	8	IRIS A/R INPUT
3	GND	9	EXTENDER position
4	Lens AUTO/MANU con-	10	ZOOM position
	trol
5	IRIS control	11	–
6	+12V DC	12	–

8Lens mounting ring/Lens lock lever

Hold the lens and use the lever to turn the ring anticlock- wise to release lens.

To mount lens make sure the lens guide pin fits well, and then turn the ring clockwise until firm.

X See “Attaching the Zoom Lens” on page 33.

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