Read Sony CFD-44 Service Manual online
– 13 –
Procedure :
1. Keep the set horizontal.
If the set is not horizontal, this adjustment cannot be
performed due to the gravity against the 2-axis device.
performed due to the gravity against the 2-axis device.
2. Insert disc (YEDS-18) and press CD PLAY
· button.
3. Connect oscilloscope to TP(FO) and TP (VC) on CD MAIN
board.
4. Adjustment RV702 on CD MAIN board so that the waveform is
as shown in the figure below. (focus gain adjustment)
5. Connect oscilloscope to TP(TO) and TP(VC) on CD MAIN
board.
6. Adjust RV704 on digital board so that the waveform is as shown
in the figure below. (Tracking Gain Adjustment)
7. Release test mode after adjustment is completed.
Adjustment Location : CD Main board (See page 14)
+
–
OSCILLOSCOPE
(DC range)
(DC range)
TP (FO)
TP (TO)
TP (TC)
[CD MAIN BOARD] – Component side –
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