Kenwood DP-R896 Service Manual page 6

DP-R896-
ADJUSTMENT
FIG.(b)
CH1 RF
0.5V/div
~q— VREF:2.1V
CH2 E.Spot
0.2V/div
(2usec/div) projection
FIG.(c)
CH1 RF
0.5V/div
~4— VREF:2.1V
CH2 T.Error
0.2V/div
(2usec/div)
FIG.(d)
PF signai
0.5V/div
RF signal and E.Spot signal in test mode ( PLAY).
If the diffraction grating has been adjusted prop-
erly, the influence of triggering is observed on
the E.Spot waveform of approx. 18us after RF
signal in the form of a projection.
RF signal and T.Error signal in test mode
(Focusing ON ). ( Disc Type 4 ).
RF signal in test mode ( PLAY ).