Sony HCD-C70 - Page 16

RF PLL Free-run Frequency Check
Procedure :
1. Connect frequency counter to test point (PLCK : IC202 @)) PIN
with lead wire.
frequency counter
CDM board
TP (PLCk) oe |
2. Turn Power switch on.
3. Confirm that reading on frequency counter is 4.3218MHz.
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 Location:
{BD BOARD] — CONDUCTOR SIDE —
°
TP
(TEO) 0 0
TP
RV102 (FES)
RV101
{[ CD MAIN BOARD ] — CONDUCTOR SIDE —
TP
(RFO)
TP
(VC)
o TP
(FEO)