Panasonic AJ-D400P Service Manual - 4. Sync

4. Sync

4-1. Connection

4-2. 4fsc VCO Adjustment

BOARD  Sync

SPEC.

  14.31818MHz ± 10Hz (NTSC)

  17.734475MHz ± 10Hz (PAL)

TEST

 TP11, TP17

ADJUST  VR12

MODE

 Camera Bar

M.EQ

  Oscilloscope, Frequency Counter

1.

Disconnect GEN LOCK IN and adjust the VR12 so

that the frequency at TP17 is within specification.

2.

Input the composite signal to GEN LOCK IN and

confirm that the DC voltage at TP11 is 2.5 ± 0.5V

and stable.

4-3. SCH Phase Adjustment

BOARD  Sync

SPEC.

 0 ± 2°

TEST

 CAM OUT

ADJUST  VR5

MODE

 Camera Bar

M.EQ

 SCH Meter

1.  Disconnect GEN LOCK IN and set the SCH Meter

to INT mode.

2. Adjust the VR5 so that the SCH is within

specification.

(PAL)

l

l

l

H

BURST

l

l

(NTSC)

H

BURST