Technics SL-PJ27 - Page 11

SL-PJ27
Mi
MEASUREMENTS
AND
ADJUSTMENTS
Caution:
° It is very dangerous to look at or touch the laser beam. (Laser radiation is invisible.)
With the unit turned “on”, laser radiation is emitted from the pickup lens.
Avoid exposure to the laser beam, especially when performing adjustments.
PREPARATION
1. Remove the cabinet (see Ref. No. 1 of the disassembly
instructions).
2. Remove the disc clamper and magnet (see Ref. No. 4, 5 of
the same).
3. Remove the disc holder and power switch rod (see Ref. No.
6 of the same).
Place the test disc and magnet on the turntable.
Switch the player on.
First push the Open/Close switch $102 in the direction of
the arrow and then, push switch $101 in the direction of the
arrow as shown in the figure.
OY: Ou
ADJUSTMENT POINTS
© Servo P.C.B.
(Focus offset aces (Tracking offset adj.)
adj.)
VR106
VR101
VR105
VR104
RY
FEG
EP (GND)
(Tracking
(Tracking
gain
adj.)
balance adj.) (Best eye adj.)
ase
ANVRI 03
"Z
VR102
GNO Ha
We een —
ae ¢ Temporary setting of each VR
connector
VR106 VR101 = VR105 VR104 «= VA102 VR103
RaGaRG
replaced or require readjustment, temporarily set them
(ssiceeo VR setting if any of the trimmer VRs are
to the following positions.