56
PDR-509
[Procedure]
(1) Press the AUTO/MANUAL button so that "02 F3" appears on the FL display.
(2) Press the FINALIZE button for focus-in.
(3) Press the PLAY button for CAV-servo spindle kick (the status where the spindle rotates with the focus servo on and tracking servo off).
(4) Adjust with the DIGITAL REC LEVEL knob until the value to be reached is obtained.
(5) Press the DIGITAL REC LEVEL knob to register the adjustment.
Once the adjustment is registered with the DIGITAL REC LEVEL knob, "?" on the FL display will disappear.
(6) Press the STOP button to stop the unit.
Note: For adjustment, use the following circuits.
Note: Adjustment must be done around mid-radius on a disc.
6.5.2 M-S Mix Ratio Adjustment
CN102 - pin 4 (TE) and pin 3 (MPP)
Test Point
Adjustment Point
Adjustment Value
DIGITAL REC LEVEL knob
Adjust until the value of the output signals from pin 4 (TE) and pin 3 (MPP) of CN102 are the same,
or the differential output of these signals is minimal.
[Procedure]
(1) Press the AUTO/MANUAL button so that "03 F6" appears on the FL display.
(2) Adjust with the DIGITAL REC LEVEL knob until the above adjustment value to be reached is obtained.
(3) Press the DIGITAL REC LEVEL knob to register the adjustment.
Once the adjustment is registered with the DIGITAL REC LEVEL knob, "?" on the FL display will disappear.
Note: Perform the adjustment in Stop mode.
This adjustment is possible with the low-pass filter used in adjustment 5 above attached.
6.5.3 Tracking Offset Adjustment
CN102 - pin 4 (TE)
Test Point
Adjustment Point
Adjustment Value
DIGITAL REC LEVEL knob
0 mV
±
10 mV
Oscilloscope
10:1 probe
10 : 1
10 : 1
TE
CH1
CH2
39k
Ω
39k
Ω
VC
MPP
0.001
µ
F
0.001
µ
F
Oscilloscope
10:1 probe
10 : 1
TE
VC
Symptom when out of
adjustment
Sound broken, record characteristics deteriorate
STD-903
Test Disc
Summary of Contents for PDR-509
Page 19: ...PDR 509 19 A B C D 5 6 7 8 5 6 7 8 CDR SERVO AMP MULTI PLEXER A1 5 A4 5 A3 5 A1 5 1 3 5 A ...
Page 43: ...PDR 509 43 A B C D 5 6 7 8 5 6 7 8 PNP1466 A Q701 Q704 PNP1466 A CN51 J SIDE A SIDE B I ...
Page 45: ...PDR 509 45 A B C D 1 2 3 4 1 2 3 4 J K PNP1466 A POWER SUPPLY ASSY J REG ASSY K SIDE B ...
Page 68: ...68 PDR 509 FL TUBE 7 2 2 DISPLAY PEL1099 FUNCTION ASSY V701 Anode Grid Assignment 1 35 ...
Page 69: ...69 PDR 509 Pin Assignment ...
Page 73: ...73 PDR 509 MONITOR DIGITAL REC LEVEL ANALOG REC LEVEL INPUT SELECTOR TIME REPEAT ...