Aiwa HV-GX900 K Wartungshandbuch PDF herunterladen (Seite 37)

1. Servo Adjustment

1) PG Adjustment

MODE MEASUREMENT POINT ADJUSTMENT POINT SPECIFICATION

PLAY VIDEO OUT 'PLAY' KEY (SET)

6.5H ± 0.5H

(TTV-P1) H/SW (W502, W503) 'O' KEY (REMOCON)

• Adjustment Procedure

1. Insert the PAL SP Test Tape (TTV-P1) and play.

Note - Adjust the distance of X, pressing the Tracking(+) or Tracking(-) when the “ATR” is blink after the

PAL SP Test Tape is inserted.

2. Connect the CH1 of the oscilloscope to the H/SW (W502, W503) and CH2 to the Video Out for the VCR.

3. Trigger the mixed Video Signal of CH2 to the CH1 H.SW (W502, W503), and then check the distance (time

difference), which is from the selected A(B) Head point of the H.SW(W502, W503) signal to the starting

point of the vertical synchronized signal, to 6.5H ± 0.5H (416µs, 1H=64.0µs).

• WAVEFORM

H/SW

6.5H(616µs)

Composite

VIDEO

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Aiwa HV-GX900 K Wartungshandbuch Seite 37