Sony DVW-709WS/709WSP manual VCO Cont Frequency Check, Test OUT → ENC, INT SC Frequency

7-2. VCO CONT Frequency Check

Note

.Conduct this check when the TG-207/207P, ES-23/23P

boards or CCD block is only replaced.

.Before measurement, turn the power ON and warm up the camcorder for about 10 munites.

Preparation

.Connect as follows.

VIDEO	GEN	SC	IN
OUT	LOCK	OUT
DVW-790WS/709WS	SG		Frequency
DVW-790WSP/709WSP			counter

.On the setup menu, set as follows.

PAGE	: S12*FUNCTON 1/2
ITEM	: TEST OUT → ENC
Adjustment Procedure
1. Equipment	: Frequency counter, Oscilloscope
Test point	: VIDEO OUT connector
GND	: E1 (DCP-17 board)
Spec.	: 3,579,545	±10 Hz (NTSC)
	4,433,618	±5 Hz (PAL)

If the measured value is out of the specification, adjust it as follows.

2. On the setup menu, adjust as follows.
PAGE	: S40*ENC ADJ.
ITEM	: INT SC FREQUENCY
Spec.	: 3,579,545 ±10 Hz (NTSC)

4,433,618 ±5 Hz (PAL)

C D E F

B

1

A

2

E1

3

4

5

6

DCP-17 board (A side)

DVW-790WS/709WS/707

7-2. VCO CONT Frequency Check

7-5

DVW-790WSP/709WSP/707P P2V1