Sony CDP-C422M - RF PLL and Gain Checks

RF PLL Free-run Frequency Check
Procedure:
1.
Connect frequency counter to test point (PCK) with lead
wire.
frequency counter
Main board ki :
TP(PCK)
Ot 10+
tr
Confirm that reading on frequency counter is 4.3218MHz.
Turn Power switch on.
Focus/Tracking Gain
This gain has a margin, so even if it is slightly off.
There is no problem.
Therefore, do not perform, this adjustment.
Please note that it should be fixed to mechanical center
position when you moved and do not know original position.
Adjustment Locations :
(BD Board)
—Conductor Side—
{MAIN Board}
—Component Side—