Standard Operation Chart - Yamaha CDC-697 Service Manual

I STANDARD OPERATION CHART
Press "OPEN/CLOSE" key.
Forced feed return operation.
Clamp down operation.
Disc table reset.
Tray open.
Tracking offset auto adjustment.
Focus offset auto adjustment.
Load a disc in DISC 1.
Press "PLAY" key or push the tray.
Tray closed.
Table rotate.
Disc search.
Disc mechanism unit clamped up.
FEED LIMIT switch search.
Laser on.
Disc scan.
Focus gain rough adjustment.
Focus search operation.
Focus lock servo on.
Spindle motor accelerated.
Tracking servo on.
Disc servo on.
VCO lock.
Tracking gain rough adjustment.
Tracking balance adjustment. (only tray open/close)
Focus balance adjustment.
A
"OPEN" is displayed.
TRV signal is output until detection of FEED LIMIT switch.
Proceeds to next step after detection of CLAMP switch. (SW401)
Stops after detection of LOADING switch. (SW400)
DISC 1 " " flashes.
Proceeds to next step after detection of LOADING switch. (SW400)
DISC "1" is turned to DM clamp position.
DISC 1 " " changes from flashing into lighting.
Proceeds to next step after detection of CLAMP switch. (SW401)
FLSW = "L" (IC309, pin 23)
FLOCK = "H" → "L" (IC309, pin 8)
TLOCK = "H" → "L" (IC309, pin 7)
CDC-697
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