RCA LDK 8000 manual Test signal, Gain selection

Chapter 5 - Operating instructions

Figure 5-6. Video control buttons

Filter wheel switches

	Clear		A	1		Clear
	Star 4P					ND1/4
			B	2
	Star 6P					ND1/16
			C	3
	Soft Focus		D	4		ND1/64
		SW1			SW 2		Std.
							File
						Temp..
	- Gain	Off Bars		-			Off Str.Black
+				+

Standard file button

Black stretch switch

Colour temperature switch

Colour bars switch

Gain switch

5.7.2 Test signal

The left-front side panel of the camera has a Colour bars switch for switching on a colour bar test signal. The colour bar is the standard test signal that is used to set up and check the camera before use. When the colour bar is selected the following functions are temporarily set to Off:

•Black stretch

•White limiter

•Zebra

•Safe area (VF)

•Cadre (VF)

The lens iris closes automatically when the colour bars are switched on.

5.7.3 Gain selection

Depending on the available light levels it may be necessary to adjust the gain of the camera. The gain is selected via the Gain switch on the left-front side of the camera.

1.When this switch is pressed initially, the current value of the gain in dB is displayed in the viewfinder.

2.Holding the switch in the up or down position for a very short period selects one of the five master gain settings: -, 0, +, ++ and +++.

–The actual value of the gain in dB is assigned to these symbols in the INSTALL menu.

–The Gain indicators in the viewfinder light to indicate the value selected. (The + and ++ indicators light when the gain is +++.)

LDK 8000 HDTV camera system User’s Guide (v3.0) 53