57
PDR-F10
AUTOMATIC ADJUSTMENT
[Procedure]
1. Press the DIG/ANA key so that " " appears on the FL display.
\
If it was not displayed the Focus Offset Adjustment, press the CX key and shift to the
Focus Offset Adjustment.
2. Monitor the MPX signal with VC and set a CD disc.
6.6.10 Preparation
CD test disc (STD-903)
CN102-pin 3 (MPX)
Test Point
Discs to be Used
Method
FL Indication
CN102
MPX
VC
3
6
10: 1 prove
Oscilloscope
[Procedure]
1. Press the SIDE A key to start the automatic adjustment.
\
Execute it from "6.6.1 preparations" to "6.6.6 SPP Offset Adjustment" of the Manual Adjustment
automatically. And stop by the state that selected an item of next "6.6.7 Tracking Gain Adjustment" once.
6.6.11 Automatic Adjustment Start
Method
FL Indication
[Procedure]
1. Move the Pickup to center of the disc by pressing the CHAPTER key. (
4 ¢
)
2. Monitor the MPX signal with VC and set a CD disc.
3. Press the
2
x3 key to FOCUS IN.
4. Press the PLAY key to turn the SPINDLE. (CAV)
5. Adjust the SCAN key so that MPX waveform (MPP+SPP) becomes minimum.
6. Press the SEARCH key to register the adjustment.
\
Stop the disc rotation and Excute "6.6.8 MPP Offset Readjustment" automatically. And select an item
of next "6.6.9 Focus Bias Adjustment", and stop with the state completed to average processing.
6.6.12 Tracking Gain Adjustment
Minimize (MPP + SPP)
CN102-pin 3 (MPX)
Test Point
Adjustment Value
Matching gains of pickup main signal output and sub-signal output.
Playback does not function, or incapable of searching.
Purpose
Symptom when Out of Adjustment
Adjustment method
FL Indication
CN102
MPX
VC
3
6
10: 1 prove
Oscilloscope
39k
Ω
0.001
µ
F
Notes : Each test mode key uses remote control for service.
Содержание PDR-F10
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